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Mitsubishi Heavy Industries FDT200VSAPVF2 Technical Manual

Micro inverter packaged air-conditioners

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TECHNICAL MANUAL

TECHNICAL MANUAL

MICRO INVERTER PACKAGED

AIR-CONDITIONERS

(Split system, air to air heat pump type)

CEILING CASSETTE-4WAY TYPE

Twin type

FDT200VSAPVF2

CEILING SUSPENDED TYPE

Twin type

FDE200VSAPVG

DUCT CONNECTED-LOW / MIDDLE STATIC PRESSURE TYPE

Twin type

FDUM200VSAPVF2

V MULTI SYSTEM

(OUTDOOR UNIT)

FDC200VSA

(INDOOR UNIT)

FDT50VF

FDE50VG

71VF1

100VF2

125VF

Manual No.'16•PAC-T-245

updated September 28,2018

FLOOR STANDING TYPE

Twin type

FDF200VSAPVD2

WALL MOUNTED TYPE

Twin type

SRK200VSAPZR

71VG

100VG

125VG

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Summary of Contents for Mitsubishi Heavy Industries FDT200VSAPVF2

Page 1 TECHNICAL MANUAL MICRO INVERTER PACKAGED AIR-CONDITIONERS (Split system, air to air heat pump type) CEILING CASSETTE-4WAY TYPE FLOOR STANDING TYPE Twin type Twin type FDT200VSAPVF2 FDF200VSAPVD2 CEILING SUSPENDED TYPE WALL MOUNTED TYPE Twin type Twin type FDE200VSAPVG SRK200VSAPZR DUCT CONNECTED-LOW / MIDDLE STATIC PRESSURE TYPE...
Page 2 '16 • PAC-T-245 TABLE OF CONTENTS 1. MICRO INVERTER PACKAGED AIR-CONDITIONERS ........2. V MULTI SYSTEM ....................254 3. OPTION PARTS .....................301...
Page 3 '16 • PAC-T-245 1. MICRO INVERTER PACKAGED AIR-CONDITIONERS CONTENTS 1.1 SPECIFICATIONS ................... (1) Ceiling cassette-4way type (FDT) ..............(2) Ceiling suspended type (FDE) ..............(3) Duct connected-Low / Middle static pressure type (FDUM)......(4) Floor standing type (FDF) ................(5) Wall mounted type (SRK) ................10 1.2 EXTERIOR DIMENSIONS ................
Page 4 '16 • PAC-T-245 1.10.3 Installation of wired remote control (option) ........75 1.10.4 Installation of outdoor unit ..............89 1.10.5 Method for connecting the accessory pipe .......... 97 1.10.6 Instructions for branching pipe set (DIS-WA1,WB1,TA1,TB1) ..99 1.11 OUTLINE OF OPERATION CONTROL BY MICROCOMPUTER ....102 1.11.1 Remote control ..................102 1.11.2 Operation control function by the wired remote control...
Page 5 '16 • PAC-T-245 (30) Home leave mode (RC-EX1A only) ............123 (31) Auto temperature setting (RC-EX1A only) ............123 (32) Fan circulator operation (RC-EX1A only) ..........123 (33) The operation judgment is executed every 5 minutes (RC-EX1 only) ..123 (34) Auto fan speed control (RC-EX1 only) .............123 (35) Indoor unit overload alarm (RC-EX1A only) ..........123...
Page 6 '16 • PAC-T-245 (8) Outdoor unit control failure diagnosis circuit diagram .......162 1.12.2 Troubleshooting flow ................163 (1) List of troubles ...................163 (2) Troubleshooting ..................165 How to read the model name Example: FDT 200 VSA P VF2 Series code P : Twin type Applicable power source ...
Page 7 '16 • PAC-T-245 1.1 SPECIFICATIONS (1) Ceiling cassette-4way type (FDT) Model FDT200VSAPVF2 Item Indoor unit FDT100VF2 (2 units) Outdoor unit FDC200VSA Power source 3 Phase 380-415V 50Hz / 380V 60Hz Nominal cooling capacity (range) 19.0 [ 5.2(Min.)— 22.4(Max.)] Nominal heating capacity (range) 22.4 [ 3.3(Min.)—...
Page 8 '16 • PAC-T-245 (2) Ceiling suspended type (FDE) Model FDE200VSAPVG Item Indoor unit FDE100VG (2 units) Outdoor unit FDC200VSA Power source 3 Phase 380-415V 50Hz / 380V 60Hz Nominal cooling capacity (range) 19.0 [ 5.2(Min.)— 22.4(Max.)] Nominal heating capacity (range) 22.4 [ 3.3(Min.)—...
Page 9 '16 • PAC-T-245 (3) Duct connected-Low / Middle static perssure type (FDUM) Model FDUM200VSAPVF2 Item Indoor unit FDUM100VF2 (2 units) Outdoor unit FDC200VSA Power source 3 Phase 380-415V 50Hz / 380V 60Hz Nominal cooling capacity (range) 19.0 [ 5.2(Min.)— 22.4(Max.)] Nominal heating capacity (range) 22.4 [ 3.3(Min.)—...
Page 10 '16 • PAC-T-245 (4) Floor standing type (FDF) Model FDF200VSAPVD2 Item Indoor unit FDF100VD2 (2 units) Outdoor unit FDC200VSA Power source 3 Phase 380-415V 50Hz / 380V 60Hz Nominal cooling capacity (range) 19.0 [ 5.2(Min.)— 22.4(Max.)] Nominal heating capacity (range) 22.4 [ 3.3(Min.)—...
Page 11 '16 • PAC-T-245 (5) Wall mounted type (SRK) Model SRK200VSAPZR Item Indoor unit SRK100ZR-S (2 units) Outdoor unit FDC200VSA Power source 3 Phase 380-415V 50Hz / 380V 60Hz Nominal cooling capacity (range) 19.0 [ 5.2(Min.)— 22.4(Max.)] Nominal heating capacity (range) 22.4 [ 3.3(Min.)—...
Page 12 – –...
Page 14 '16 • PAC-T-245 (c) Ceiling connected-Low / Middle static pressure type (FDUM) Model FDUM100VF2 Symbol Content φ15.88(5／8")(Flare) Gas piping 1280 （Duct dimension） Liquid piping φ9.52(3／8")(Flare) 4×280=1120 Drain piping VP25(I.D.25, O.D.32) Drain hose piece Drain piping VP20(I.D.20, O.D.26) （Accessory）（Gravity drainage）（Installed on site）...
Page 15 H can be installed left 25‑50 （Range that can be adjusted） Air supply Remote control Air return grille 622.5 264 （ Liquid） 262 （ Gas） Terminal block 〔Power source） 238.5 （ Drain）（Center of terminal block） Space for installation and service 1000 Note （...
Page 16 Symbol Content φ15.88 （ 5／8"）（ Flare） Gas piping 43.5 φ9.52 （ 3／8"）（ Flare） Liquid piping （φ65） Hole on wall for right rear piping （φ65） Hole on wall for left rear piping Drain hose VP16 Outlet for wiring （ on both side） Outlet for piping （...
Page 17 Notes (1) It must not be surrounded by walls on the four sides. Symbol Content (2) The unit must be fixed with anchor bolts. Service valve connection of the φ19.05(3／4")(Flare) An anchor bolt must not protrude more than 15mm. attached connecting pipe (gas side) (3) Where the unit is subject to strong winds, lay it in such a direction Service valve connection (liquid side) φ9.52(3／8")(Flare)
Page 18 '16 • PAC-T-245 (3) Remote control (Option parts) (a) Wired remote control Model RC-EX1A Installation space Dimensions (Viewed from front) Exterior appearance Pearl white (Munsell color) (N8.5) near equivalent R/C cable：0.3mm × 2 cores RoHS Adapted to directive PJZ000Z297...
Page 19 '16 • PAC-T-245 Model RC-E5 Wiring outlet Cut off the upper thin part of remote control lower case with a nipper or knife, and grind burrs with a file etc. Exposed mounting In case of pulling out In case of pulling out from upper left from center 0.3mm...
Page 20 '16 • PAC-T-245 (b) Wireless remote control (RCN-E1R) Unit: mm...
Page 21 Meaning of marks ×2...
Page 22 Control PCB Remote Thi-R1 t° control t° LED・2 LED・3 Thi-R2 t° CNWR2 Connecting line between Power PCB Thi-R3 CNW0 t° indoor unit and outdoor unit YE／GN F1（3.15A） Power source line Power circuit CNW1 CNW2 Signal line F2（3.15A） Thi-A t° Earth CNW3 YE／GN （2.0A）...
Page 23 Meaning of marks CNB-Z Connector Drain motor F1,3,4 Fuse FMI1,2 Fan motor(with thermostat) Float switch Remote control Control PCB Reactor Thi-R1 t° LED・2 Indication lamp(Green-Normal operation) t° LED・3 Indication lamp(Red-Inspection) Thi-R2 LED・2 LED・3 t° Remote control communication address Power PCB CNW0 Thi-R2 t°...
Page 24 Color marks Meaning of marks Mark Color Mark Color Mark Color Connector Plural units Master／Slave setting CNB-Z Black GR Gray White F200-203 Fuse Model capacity setting Orange Fan motor Operation check,Drain motor test run Blue Yellow SW7- 1 Reactor Terminal block(Power source) BR Brown YE／GN Yellow／Green (□...
Page 25 Meaning of marks Item Description Connector DISPLAY WIRELESS RECEIVER PRINTED BACK-UP SW CIRCUIT BOARD Fan motor Flap motor Louver motor Room temp. sensor Heat exchanger sensor Humidity sensor Diode stack INTERFACE KIT Fuse Terminal block Varistor Color marks Mark Color HEAT F 3.15A Black...
Page 26 Power source 3 Phase 380-415V 50Hz ／ 380V 60Hz Meaning of marks Mark Parts name NOISE FILTER F(3.15A) Crankcase heater PCB3 (WH) Compressor motor 52X1-1 52X1-2 52X2-1 52X2-2 CNA－Z Connector F(10A) 3～ 52X1-3 52X1-4 Current sensor CN2-1 52X2-3 52X2-4 (WH) (OR) Drain pan heater F(6.3A)
Page 27 '16 • PAC-T-245 1.4 NOISE LEVEL NOISE LEVEL Notes (1) The data are based on the following conditions. Ambient air temperature: Indoor unit 27℃WB. Outdoor unit 35℃DB. (2) The data in the chart are measured in an anechoic room. (3) The noise levels measured in the field are usually higher than the data because of reflection. (1) Indoor units (a) Ceiling cassette-4way type (FDT) Measured based on JIS B 8616...
Page 28 '16 • PAC-T-245 (d) Floor standing type (FDF) Model FDF100VD2 Measured based on JIS B 8616 Noise level 54 dB (A) at P-HIGH ●Mike position 50 dB (A) at HIGH 48 dB (A) at MEDIUM Mike (1m each at front 44 dB (A) at LOW face forard &...
Page 29 P-Hi '16 • PAC-T-245 Setting 40Pa 1.5 CHARACTERISTICS OF FAN Setting 10Pa Duct connected-Low / Middle static pressure type (FDUM) P-Hi ・Characteristic FAN (1) shows air flow vs. External Static Pressure (E.S.P.) range where settings of E.S.P. are maximum E.S.P. (100Pa) , Lo,Me 　rated E.S.P., and minimum E.S.P.
Page 30 '16 • PAC-T-245 1.6 TEMPERATURE AND VELOCITY DISTRIBUTION Indoor temperature Cooling ° CDB / ° CWB Heating 0° CDB Note: These figures represent the typical main range of temperature and velocity distribution at the center of air outlet within the published conditions. In the actual installation, they may differ from the typical figures under the influence of air temperature conditions, ceiling height, operation conditions and obstacles.
Page 31 '16 • PAC-T-245 (2) Ceiling suspended type (FDE) Model FDE100VG Cooling Air flow P-Hi ：　 Temperature distribution Louver position ℃ 5° Velocity distribution m/sec Heating Air flow P-Hi ：　 Temperature distribution Louver position ℃ 45° Velocity distribution m/sec...
Page 32 '16 • PAC-T-245 (3) Floor standing type (FDF) Models All model Model FDF100VD2 (a) Cooling Air flow:Hi (Louver position:Horizontal) Temperature distribution Less than 14℃ 16℃ 18℃ 24℃ 20℃ 22℃ 24℃ 26℃ (b) Heating Air flow:Hi (Louver position:Horizontal) Temperature distribution ℃ More than 42℃...
Page 33 '16 • PAC-T-245 1.7 PIPING SYSTEM (1) FDT, FDE, FDUM, FDF series Model 200 Gas branch pipe Gas branch pipe (φ15.88) (φ15.88) Indoor unit Indoor unit Outdoor unit Cooling cycle Heating cycle Indoor unit Indoor unit Outdoor unit Cooling cycle Heating cycle Check joint 4-way valve...
Page 34 '16 • PAC-T-245 (2) SRK series Gas branch pipe (φ15.88) Indoor unit Indoor unit Outdoor unit Cooling cycle Heating cycle Check joint 4-way valve Thermistor (Tho-A) Muffler Gas line Service valve (Flare connecting) Flare connecting Check joint Humidity Heat exchanger sensor High pressure Check...
Page 35 '16 • PAC-T-245 1.8 RANGE OF USAGE & LIMITATIONS See next page. Operating temperature range When used below -5˚C, install a snow hood. Considering to get sufficient heating capacity, the area where the averaged lowest ambient Recommendable area to install air temperature in day time during winter is above 0˚C, and it has no accumulation of snow.
Page 36 '16 • PAC-T-245 Operating temperature range ■ Cooling 50℃DB Usage range in cooling -15℃DB Indoor air temperature (℃WB) ■ Heating Usage range in heating Outdoor air temperature (℃WB) Decline in cooling and heating capacity or operation stop may occur when the outdoor unit is installed in places where natural wind can increase or decrease its design airflow rate.
Page 37 Limitation on unit and piping installation - single,twin,double twin. Marks appearing in the drawing Descriptions Model for outdoor units Dimensional limitations Twin type ≦ 40m φ9.52 FDC200V Liquid piping ≦ 40m L ≦ 70m φ12.7 L+L1 One-way pipe length ≦ 35m φ22.22 L+L2 FDC200V Gas piping ≦ 35m L ≦ 70m φ25.4 or φ28.58...
Page 38 Otherwise protection control by low pressure will be activated much more frequently and it will cause insufficient capacity or breakdown of the compressor in worst case. 1.9.1 Capacity tables (1) Ceiling cassette-4way type (FDT) FDT200VSAPVF2 Model Indoor unit FDT100VF2 (2 units)
Page 39 '16 • PAC-T-245 (b) Triple type (3) Duct connected-Low / Middle static pressure type (FDUM) FDUM200VSATVF1 FDUM200VSAPVF2 Model Model Indoor unit Indoor unit FDUM71VF1 (3 unit) FDUM100VF2 (2 units) Outdoor unit Outdoor unit FDC200VSA FDC200VSA Cooling mode Cooling Mode Heating mode:HC Heating Mode:HC (kW) (kW)
Page 40 '16 • PAC-T-245 (5) Wall mounted type (SRK) SRK200VSAPZR Model Indoor unit SRK100ZR-S (2 units) Outdoor unit FDC200VSA Cooling mode Heating mode : HC (kW) (kW) Indoor air temperature Outdoor air Indoor air temperature Outdoor air temperature 18℃DB 21℃DB 23℃DB 26℃DB 27℃DB 28℃DB...
Page 41 '16 • PAC-T-245 [References data] 　Capacity variation against outdoor and indoor temperature at the maximum compressor speed capacity compensation coefficient shows the ratio to nominal capacity. Model FDC200VSA ① Cooling Indoor air temperature 24℃WB Indoor air temperature 19℃WB Indoor air temperature 17℃WB Indoor air temperature 15℃WB...
Page 42 How to obtain the cooling and heating capacity Example : The net cooling capacity of the model FDT200VSAPVF2 with the air flow “P-High”, the piping length of 15m, the outdoor unit located 5m lower than the indoor unit, indoor wet-bulb temperature at 19.0℃ and outdoor dry-bulb temperature 35℃ is ×...
Page 43 '16 • PAC-T-245 1.10 APPLICATION DATA PJF012D016G ①Be 1.10.1 Installation of indoor unit ●Inst (1) Ceiling cassette-4 way type (FDT) CAUTION ●Con This manual is for the installation of an indoor unit. 　○U ● Perform earth wiring surely. For electrical wiring work (Indoor), refer to the page67. For remote control installation, refer to the Do not connect the earth wiring to the gas pipe, water pipe, lightning rod and telephone earth wiring.
Page 44 '16 • PAC-T-245 ①Before installation ③Preparation before installation ●Install correctly according to the installation manual. ●If suspension bolt becomes longer, do reinforcement of earthquake resistant. ●Conﬁrm the following points: 　○For grid ceiling 　○Unit type/Power source speciﬁcation ○Pipes/Wires/Small parts ○Accessory items 　　When suspension bolt length is over 500mm, or the gap between the ceiling and roof is over 700mm, apply earthquake resistant brace to the bolt.
Page 45 '16 • PAC-T-245 ⑤Refrigerant pipe (continued) ④Installation of indoor unit (continued) ⑥D 6. Make sure to install the indoor unit horizontally. Conﬁrm the Caution: ● levelness of the indoor unit with a level gauge or transpar- Refrigerating machine oil should not be applied to the threads of union or external surface of ﬂare. It ent hose ﬁlled with water.
Page 46 '16 • PAC-T-245 '14 • PAC-DB-214 ⑦Wiring-out position and wiring connection ⑥Drain pipe (continued) As wide as possible Single Split (PAC) series VRF (KX) series ●When sharing a drain pipe for more than (about100mm) Wiring between Indoor power one unit, lay the main pipe 100mm Power source Clamp Earth indoor and...
Page 47 '16 • PAC-T-245 PJF012D003C PANEL INSTALLATION MANUAL PJF012D003C Read this manual together with the indoor unit’s installation manual. ⑥ Attaching the panel 1. Temporary attaching WARNING Lift up the hanger (2 places) on the panel for temporary support. Fasten the wiring to the terminal securely and hold the cable securely so as not to apply Hang the panel on the hook on the indoor unit.
Page 48 '16 • PAC-T-245 ⑧ Attaching a corner panel 1. To avoid unexpected falling of the corner panel, put the strap onto the corner panel’s pin with turning the strap up. 2. Then hang the strap of a corner panel onto the decorative panel’s pin. 3.
Page 49 '16 • PAC-T-245 OUTDOOR AIR (OA) INTAKE FOR FDT If it is required to intake OA through FDT unit, make sure to check following points carefully in order to conform to the requirement of customer. If the OA intake volume through FDT unit is not satisfied with the required ventilation air volume, consider to install an indepemdent ventilation system.
Page 50 '16 • PAC-T-245 (2) Ceiling suspended type (FDE) INSTALLATION MANUAL FOR CEILING SUSPENDED PFA012D628 TYPE (FDE) ①Be ①Be This manual is for the installation of an indoor unit. Install c CAUTION For electrical wiring work (Indoor), refer to page 67. For remote control installation, Con rm refer to page 75.
Page 51 '16 • PAC-T-245 2D628 ①Before installation ①Before installation ③Preparation before installation (continued) ※Pipes can be taken out in 3 directions (rear, right or Install correctly according to the installation manual. top). (mm) Con rm the following points: Series type ・ Cut out holes using nippers, etc. Unit type/Power source speci cation Pipes/Wires/Small parts Accessory items...
Page 52 '16 • PAC-T-245 ⑤Refrigerant pipe ⑥Drain pipe ⑦Wi ●The drain pipes may pull out either from back, right or left side. Caution FDE ( ●Be sure to use new pipes for the refrigerant pipes. Use the ﬂare nut attached to the product Caution or a nut compatible with JIS B 8607, Class 2.
Page 53 '16 • PAC-T-245 ⑪ ⑦ Clip It is possible to change the movable range of the louver on the air outlet from FDE (small) the wired remote control. Once the top and bottom position is set, the louver roperly. will swing within the range between the top and the bottom when swing ods,etc.
Page 54 '16 • PAC-T-245 (3) Duct connected-Low / Middle static pressure type (FDUM) PJG012D008C ○This mod blow type CAUTION ①Be This manual is for the installation of an indoor unit. ● Perform earth wiring surely. ●Insta For electrical wiring work (Indoor), refer to the page 67. For remote control installation, refer to the Do not connect the earth wiring to the gas pipe, water pipe, lightning rod and telephone earth wiring.
Page 55 '16 • PAC-T-245 ○This model is middle static ducted type air conditioning unit. Therefore, do not use this model for direct ③Preparation before installation blow type air-conditioning unit. ●If suspension bolt becomes longer, do reinforcement of earthquake resistant. ①Before installation 　○For grid ceiling 　　When the suspension bolt length is over 500mm, or the gap between the ceiling and roof is ●Install correctly according to the installation manual.
Page 56 '16 • PAC-T-245 ⑤Duct Work (continued) ⑤Duct Work ⑥R ① A corrugated board (for preventing sputtering) is attached to the main body of the air-conditioner Connecting the air intake/vent ducts 4. Re (on the outlet port). Do not remove it until connecting the duct. ①Fresh Air Intake ●An air ﬁlter can be provided on the main body of the air-conditioner (on the inlet port).
Page 57 '16 • PAC-T-245 ⑥Refrigerant pipe (continued) ⑦Drain pipe (continued) 4. Refrigerant is charged in the outdoor unit. 3. Make sure to make descending slope of greater than 1/100 and do not make up-down bend As for the additional refrigerant charge for the indoor unit and piping, refer to the installation and/or trap in the midway.
Page 58 '16 • PAC-T-245 (b) Replacement procedure of the fan unit Notes(1) The unit is a heavy item. It must be supported securely and handled with care not to drop when it is necessary to replace. (2) For the maintenance space, refer to page 54. (i) Remove the control box and the side panel, and remove the screws (iii) Remove the screws marked in the circles (2 places) from the marked in the circles (2 places) from the unit located at the near side.
Page 59 '16 • PAC-T-245 (4) Floor standing type (FDF) PGA012D404A ①B CAUTION ○ Inst This manual is for the installation of an indoor unit. acco ● Perform earth wiring surely. For electrical wiring work (Indoor), refer to the page 71. For remote control installation, refer to the instr ○ Is it Do not connect the earth wiring to the gas pipe, water pipe, lightning rod and telephone earth wiring.
Page 60 '16 • PAC-T-245 ①Before installation ③Carrying-in and installation of the unit Model and po ation Carrying-in ○ Install the unit properly ATTENTION: according to this Carry in the unit kept in a package as near as possible to the installa- instruction manual. Check.
Page 61 '16 • PAC-T-245 ④Refrigerant piping (Continued) ③Carrying-in and installation of the unit (Continued) ⑤D ◆ Pipe and wire extracting position ① ②Turn over the and ﬁx it to the unit and either the ﬂoor or the wall as illustrated. ated below. ・F Gas pipe Fixing position (L ﬁtting)
Page 62 '16 • PAC-T-245 ⑤Drain pipe ⑥Wire extracting position and wire connecton (Continued) WARNING • Do not insert the drain pipe directly in the drain ditch where toxic gases such as sulffuric gas are produced. Control box Toxic gas may ﬂow into the room. Open the air inlet grill by holding the grips with CAUTION...
Page 63 RLD012A001 WALL TYPE AIR-CONDITIONER R410A REFRIGERANT USED (5) Wall mounted type (SRK) CAUTION INSTALLATION MANUAL FOR INDOOR UNIT • Carry out the electrical work for ground lead with care. Do not connect the ground lead to the gas line, water line, lightning conductor or telephone line’s ground lead. Incorrect grounding can cause unit faults such as electric shocks due to short-circuiting.
Page 64 • Locations where an equipment affected by high harmonics is placed (TV • Do not touch any refrigerant pipes with your hands when the system If air enters in the refrigerant circuit, the pressure in the refrigerant circuit Touching rotating equipments, hot surfaces or high voltage parts can set or radio receiver is placed within 1m).
Page 65 RLD012A001 Fixing of indoor unit Since this air-conditioner has been designed to collect dew drops on the rear Gutter surface to the drain pan, do not attach the power cord above the gutter. • How to remove the indoor unit from the installation board Latch (2 locations) Installation Steps Pass the pipe through...
Page 66 ○ To remove, pull up the panel to the position shown in ○ Installing right illustration and pull it toward you. Remove the air filter. Front panel ○ To install, insert the panel arm into the slot on the front Approx.
Page 67 '16 • PAC-T-245 (6) Effective range of cool/hot wind (Reference) (a) FDT series Guideline for ceiling height Model Fan Speed Setting FDT50VF FDT71VF1 FDT100VF2 FDT125VF 2.7m 3.0m 3.2m 3.6m P-Hi 3.5m 3.8m 4.3m 4.5m Notes (1) If the ceiling height is over 3m, please consider to add circulators. This table shows reference values in case of four outlet.
Page 68 '16 • PAC-T-245 1.10.2 Electric wiring work installation PSB012D999 (1) FDT, FDE, FDUM series PSBO12D999 ELECTRIC WIRING WORK INSTRUCTION Electrical Wiring Connection ②Remo Electrical wiring work must be performed by an electrician qualiﬁed by a local power provider according to ●...
Page 69 '16 • PAC-T-245 D999 ②Remote Control, Wiring and functions ③ Operation and conﬁrmation from remote control al power ● DO NOT install it on the following places Operation from RC-EX1A Operation from RC-E5 following ①Places exposed to direct sunlight 1 Check the number of units connected in the remote control system. ②Places near heat devices It checks sub units of twin, triple or Double twin connection.
Page 70 '16 • PAC-T-245 ⑥ Operation and setting from remote control ⑥ O A: Refer to the instruction manual for RC-EX series. B: Refer to the installation manual for RC-EX series. C: Loading a utility software vie Internet 11． A ○: Nearly same function setting and operations are possible. △: Similar function setting and operations are possible.
Page 71 '16 • PAC-T-245 ⑥ Operation and setting from remote control (continued) RC-EX Setting & display item Description RC-E5 series Ａ 11． Administrator settings [Administrator password] ・ Enable/Disable setting of operation can be set. [On/Off] [Change set temp.] [Change operation mode] [Change air ﬂow direction] 1 Enable/Disable setting [Individual ﬂap control setting][Fan speed] [High power operation] [Energy-saving operation] [Timer settings] [Weekly timer setting] Ａ ...
Page 72 '16 • PAC-T-245 (2) FDF series PGAO12D405 Electrical Wiring Connection ②Wir Electrical wiring work must be performed by an electrician qualiﬁed by a local power provider according to ● Use three-core cable as wiring between indoor and outdoor unit. As for detail, refer to "INSTALLATION MANUAL" of ①...
Page 73 '16 • PAC-T-245 D405 ②Wiring for the remote control (Continued) ③Function Setting by Remote Control (Continued) L" of ① Open the remote control cover and remove the screw without fail. Press (SET) button. The current setting of selected function is indicated. (For example) "STANDARD"...
Page 74 '16 • PAC-T-245 ③Function Setting by Remote Control (Continued) ④Tri Chec [Flow of function setting] It is possible to ﬁnish above setting on the way, and unﬁnished change of setting is unavailable. Start : While indoor unit do not operate, press “ ”...
Page 75 '16 • PAC-T-245 ④Trial operation (Continued) ⑦Troubleshooting The operation data is saved when the situation of abnormal operation happen, and the data Checking operation data can be conﬁrmed by remote control. ble. Operation data can be checked with remote Number Data Item control unit operation.
Page 76 '16 • PAC-T-245 1.10.3 Installation of wired remote control (option) PJZ012D077 (1) Model RC-EX1A eco touch REMOTE CONTROL RC-EX1A INSTALLATION MANUAL...
Page 77 '16 • PAC-T-245 1 . Safety precautions This installation manual describes the installation methods and precautions related to the remote control. Use this manual together with the user’s manuals for the indoor unit, outdoor unit and other option equipment. Please read this manual carefully before starting the installation work to install the unit properly.
Page 78 '16 • PAC-T-245 When installing the unit at a hospital, telecommunication facility, etc., take measures to suppress electric noises. It could cause malfunction or break-down due to hazardous effects on the inverter, private power generator, high frequency medical equipment, radio communication equipment, etc. The influences transmitted from the remote control to medical or communication equipment could disrupt medical activities, video broadcasting or cause noise interference.
Page 79 '16 • PAC-T-245 2 . Accessories & prepare on site R/C main unit, wood screw (ø3.5 x 16) 2 pcs Accessories User’s Manual, Installation Manual Parts procured at site When the cable length is longer than Item name Q’ty Remark 100 m, the max size for wires used Switch box in the R/C case is 0.5 mm...
Page 80 '16 • PAC-T-245 Request Be sure not to install R/C at a place where temperatures around the installation surface of R/C may differ largely from actual room temperature. Difference between detected temperature and actual room temperature could cause troubles. The correction for detected temperature by the R/C cannot offset such temperature difference because it corrects the detected temperatures itself.
Page 81 '16 • PAC-T-245 ④ W hen wires are passed through the bottom case, ﬁx the bottom case at 2 places on the switch box. Upper side Upper side Switch box Switch box for 1 pc for 2 pcs Cut out the thin wall part at the screw mounting Bottom case...
Page 82 '16 • PAC-T-245 If the hole is cut too large, moisture, dust or insects may enter. Seal gaps with putty or the like. ④ Fix the bottom R/C case on a ﬂat surface with wood screws. ⑤ I n case of the upper center, p a s s t h e w i r i n g b e h i n d 120mm...
Page 83 '16 • PAC-T-245 Note: Connection to personal computer It can be set from a personal computer via the USB port (mini-B). Connect after removing the cover for USB port of upper case. Replace the cover after use. If dust, insect, etc. enters, it could cause electric shocks or breakdown.
Page 84 '16 • PAC-T-245 (2) Model RC-E5 Installation manual for wired remote controller PJA012D730 Connect the remote control terminal block. Connect the terminal of rem Read together with indoor unit's installation manual. with the terminal of indoor u (X and Y are no polarity) WARNING Wiring route is as shown in Fasten the wiring to the terminal securely and hold the cable securely so as not to apply unexpected stress on the...
Page 85 '16 • PAC-T-245 emote controller Connect the remote control cord to the Sheath Sheath The range of temperature setting Upper Upper terminal block. When shipped, the range of set tempe Connect the terminal of remote control (X,Y) Upper case Upper case Board Board Heating : 16 - 30°C (55 - 86°F)
Page 86 '16 • PAC-T-245 PJ A0 12 D73 0 Sheath Sheath The range of temperature setting Upper When shipped, the range of set temperature differs depending on the operation mode as below. pper case Upper case Board Heating : 16 - 30°C (55 - 86°F) Except heating (cooling, fan, dry, automatic) : 18 - 30°C (62 - 86°F) Upper limit and lower limit of set temperature can be changed with remote control.
Page 87 '16 • PAC-T-245 The functional setting The initial function setting for typical using is performed automatically by the indoor unit connected, when remote control and indoor unit are connected. As long as they are used in a typical manner, there wiil be no need to change the initial settings. If you would like to change the initial setting marked “...
Page 88 '16 • PAC-T-245 Note 1: The initial setting marked “ ” is decided by connected indoor and outdoor unit, and is automatically defined as following table. Item Function No. Default Model "Auto-RUN" mode selectable indoor unit. Remote control function02 Indoor unit without "Auto-RUN" mode Indoor unit with two or three step of air flow setting Remote control function06...
Page 89 '16 • PAC-T-245 PJA0 12 D73 0 nd is automatically defined as following table. Operation message How to set function Function description: ectable indoor unit. Function No. Stop air-conditioner and press (SET) (MODE) setting description: uto-RUN" mode buttons at the same time for over three seconds, and the three step of air flow setting "FUNCTION SET "...
Page 90 3) Se PSB012D955M Be s 〇 A Inverter driven split PAC 〇 A 〇 A 1.10.4 Installation of outdoor unit FDC200VSA, 250VSA (200V, 250V) 〇 INSTALLATION MAN UAL FOR OUTDOOR UNIT 〇 A FDCA160VSA, 200VSA (A160V, A200V) 〇 A 〇 A 〇...
Page 91 to indo CAUTION branch ● Carry out the electrical work for ground lead with care ● frame Do not connect the ground lead to the gas line, water line, lightning conductor or telephone line's ground lead. Incorrect grounding can cause unit faults such as frame One-w electric shocks due to short-circuiting.
Page 92 200V) 〇 A place where snow will not accumulate. （mm）〇 A place where the unit can be kept away 5m or more from TV set and/or radio receiver in order to avoid any radio or TV interference. Example installation 〇...
Page 93 CAUTION performance degradation and/or water leaks from an indoor unit. Use φ9.52mm liquid main pipe when the one way piping length is less than 40m. ● Always use φ25.4mm or φ28.58mm gas pipes when the length of the main "L" exceeds 35m. Outdoor unit If the φ22.22mm pipes are used in an installation having over 35m piping, they can cause performance degradation and/or water leaks from an indoor unit.
Page 94 gauge. φ12.7 φ15.88 19.7 ● 5. TES The pipe should be anchored every 1.5m or less to isolate the vibration. φ15.88 ● Service valve size Tightening torque Tightening angle Recommended length of a tool handle (mm) (mm) (N-m) (° ) Do not apply force beyond proper fastening torque in tightening CAUTION Do not hold the valve cap area with a spanner.
Page 95 - Improper heat insulation/anti-dew dressing can result in a water leak or dripping causing damage to household effects, etc. - All gas pipes must be securely heat insulated in order to prevent damage from dripping water that comes from the condensation formed on them during a cooling operation or personal injury from burns Wires for connecting indoor Exterior tape and outdoor units...
Page 96 ● ※ At the connection with FDUM indoor unit. instructions of the indoor unit. Indoor-outdoor wire thickness ● Power cable thickness Switchgear or Circuit breaker capacity which is calculated from MAX. over current should be chosen along the regulations in each country. ×...
Page 97 Valve for a heating operation Full open position Full open position Complete shut position Full open position Full open position All set to OFF for shipment All set to OFF for shipment sion *1 Do not operate SW5-2, SW5-3, SW5-4. ・...
Page 98 '16 • PAC-T-245 1.10.5 Method for connecting the accessory pipe PSC012D028A ● Be sure to use the accessory pipe to connect the service valve on the gas side with the field pipe. ● Be sure to use the straight pipe （ Procured at the field） shown in the table 1 applicable. ●...
Page 99 '16 • PAC-T-245 【Connection example ー applicable to the connecting direction.】 ● The piping angle shown below is an example in case of 15mm of heat insulating material. Adjust an angle, according to the thickness of heat insulating material. Pass the connecting pipe in a hole after angle adjustment.
Page 100 '16 • PAC-T-245 2-1 D INSTRUCTIONS FOR BRANCHING PIPE SET INSTALLATION FOR TWIN/TRIPLE/ W-TWIN CONFIGURATION SYSTEMS Supp 1.10.6 Instructions for branching pipe set (DIS-WA1, WB1, TA1, TB1) Outdoor unit PSB012D865 For R410A PSB012D865 WARNING / CAUTION ● This set is for R410A refrigerant. ● Select a branching pipe set correctly rated for the combined total capacity of connected indoor units and install it according to this manual. An improperly installed branching pipe set can cause degraded performance or an abnormal unit stop.
Page 101 '16 • PAC-T-245 2-1 DIS-WA1 2-2 DIS-WB1 STEMS Supported combinations Supported combinations Liquid branching pipe Gas branching pipe Liquid branching pipe Gas branching pipe Outdoor unit model Indoor unit model Outdoor unit model Indoor unit model ID15.88 ID9.52 ② 3HP＋5HP ② ID12.7 ①...
Page 102 '16 • PAC-T-245 2-6. Triple type for same model/different capacity or different model/different capacity Applicable to the difference in length of pipes after the branch being less than 3 m * Connection is not allowed when the difference in length of pipes is larger than 3 m. Liquid branching pipe Gas branching pipe Outdoor unit...
Page 103 '16 • PAC-T-245 1.11 OUTLINE OF OPERATION CONTROL BY MICROCOMPUTER 1.11.1 Remote control (1) Wired remote control Model RC-EX1A All icons are shown for the sake of explanation. ⑦ Clock, R/C name display ⑤ LCD display (With backlight) A tap on the LCD lights the backlight. Displays the current time and The backlight turns off automatically if there is no the name of R/C...
Page 104 '16 • PAC-T-245 Wired remote control Model RC-E5 The figure below shows the remote control with the cover opened. Note that all the items that may be displayed in the liquid crystal display area are shown in the figure for the sake of explanation Characters displayed with dots in the liquid crystal display area are abbreviated.
Page 105 '16 • PAC-T-245 Wireless remote control Indication section Indicates set temperature. Indicates the status of swing louver. Indicates selected operation with Indicates the selected airflow volume Indicates for two seconds when FILTER button is pressed. Indicates when ON-TIMER is set. Indicates when OFF-TIMER is set.
Page 106 '16 • PAC-T-245 1.11.2 Operation control function by the wired remote control Model RC-EX1A (1) Switching sequence of the operation mode switches of remote control (a) Tap the change operation mode button on the TOP screen. (b) When the change operation mode screen is displayed, tap the button of desired mode. (c) When the operation mode is selected, the display returns to the TOP screen.
Page 107 '16 • PAC-T-245 • Since it memorizes always the condition of remote control, it starts operation according to the contents of memory no sooner than normal state is recovered after the power failure. Although the auto swing stop position and the timer mode are cancelled, the weekly timer setting is restored with the holiday setting for all weekdays.
Page 108 '16 • PAC-T-245 Model RC-E5 Switching sequence of the operation mode switches of remote control CPU reset This functions when “CHECK” and “ESP” buttons on the remote control are pressed simultaneously. Operation is same as that of the power source reset. Power failure compensation function (Electric power source failure) •...
Page 109 '16 • PAC-T-245 1.11.3 Operation control function by the indoor control (Ⅰ) FDT, FDE, FDUM, FDFseries (1) Auto operation (a) If “Auto” mode is selected by the remote control, the heating and the cooling are automatically switched according to the difference between outdoor air temperature and setting temperature and the difference between setting temperature and return air temperature.
Page 110 '16 • PAC-T-245 (ii) R egardless of the setting temperature, the cooling or heating operation mode is judged according to the "Judgment based on Room temperature/Cooling or Heating and Outdoor temperature/Cooling or Heating". 1) I n case of "Room temperature/Cooling < Indoor return air temperature" and "Outdoor temperature/Cooling < Outdoor air tem- perature"...
Page 111 '16 • PAC-T-245 Timer operation (a) RC-EX1A Sleep timer Set the time from the start to stop of operation. The time can be selected in the range from 30 to 240 minutes (in the unit of 10-minute). Note (1) Enable the “Sleep timer” setting from the remote control. If the setting is enabled, the timer operates at every time. (ii) Set OFF timer by hour Set the time to stop the unit after operation, in the range from 1 to 12 hours (in the unit of hour).
Page 112 '16 • PAC-T-245 Remote control display during the operation stop When the operation is stopped (the power source is turned ON), it displays preferentially the “Room temperature”, “Center/ Remote”, “Filter sign”, “Inspection” and “Timer operation”. Hot start (Cold draft prevention at heating) (a) Operating conditions When either one of following conditions is satisfied, the hot start control is performed.
Page 113 '16 • PAC-T-245 Auto swing control (a) RC-EX1A Louver control To operate the swing louver when the air-conditioner is operating, press the “Direction” button on the TOP screen of remote control. The wind direction select screen will be displayed. To swing the louver, touch the “Auto swing” button. The lover will move up and down. To fix the swing louver at a position, touch one of [1] - [4] buttons.
Page 114 '16 • PAC-T-245 Thermostat operation (a) Cooling (i) Thermostat is operated with the room temperature control. (ii) Thermostat is turned ON or OFF relative to the set room temperature as shown below. Thermostat ON Temperature drop Thermostat OFF Temperature rise Set room temperature (iii) Thermostat is turned ON when the room temperature is in the range of -1 <...
Page 115 '16 • PAC-T-245 (d) Fan control during cooling thermostat OFF (i) Following fan controls during the cooling thermostat OFF can be selected with the indoor function setting of the wired remote control. ① Low fanspeed, ② Set fan speed (Factory default), ③ Intermittence, ④ Fan OFF (ii) When the “Low fan speed”...
Page 116 '16 • PAC-T-245 (12) Drain pump control This control is operated when the inverter frequency is other than 0 Hz during the cooling operation and automatic cooling and dehumidifying operations. (b) Drain pump ON condition continues for 5 minutes even when it enters the OFF range according to (i) above after turning the drain pump ON, and then stops.
Page 117 '16 • PAC-T-245 Operation check mode There is no communication with the outdoor unit but it allows performing operation in respective modes by operating the remote control. (d) Drain pump test run mode As the drain pump test run is established, the drain pump only operates and during the operation protective functions by the microcomputer of indoor unit become ineffective.
Page 118 '16 • PAC-T-245 (18) Plural unit control – Control of 16 units group by one remote control Function One remote control switch can control a group of multiple number of unit (Max. 16 indoor units). “Operation mode” which is set by the remote control switch can operate or stop all units in the group one after another in the order of unit .
Page 119 '16 • PAC-T-245 (20) Abnormal temperature thermistor (return air/indoor heat exchanger) wire/short-circuit detection Broken wire detection When the return air temperature thermistor detects -50°C or lower or the heat exchanger temperature thermistor detect -50°C or lower for 5 seconds continuously, the compressor stops. After a 3-minute delay, the compressor restarts but, if it is detected again within 60 minutes after the initial detection for 6 minutes continuously, stops again (the return air temperature thermistor: E7, the heat exchanger temperature thermistor: E6).
Page 120 '16 • PAC-T-245 In case of “Level input” setting (Factory default) Input signal to CnT-6 or CnTA is OFF→ON …… unit ON Input signal to CnT-6 or CnTA is ON→OFF …… unit OFF Operation is not inverted. CnT-6 or CnTA input CnT-6 or CnTA input Unit A Unit A Unit B Unit B Remote Remote Remote Remote control OFF control ON control OFF control ON Note: The latest operation has priority...
Page 121 '16 • PAC-T-245 (22) Operation permission/prohibition (In case of adopting card key switches or commercially available timers) When the indoor function setting of wired remote control for “Operation permission/prohibition” is changed from “Invalid (Factory default)” to “ Valid”, following control becomes effective. ・...
Page 122 '16 • PAC-T-245 (b) In case of CnT ③ Operation permission/prohibition level + CnTA ③ Operation permission/prohibition level Operation permission Operation permission Operation Operation permission permission prohibition setting Operation CnTA Operation permission permission Operation Operation permission/ permission prohibition setting Operation Operation permission permission Operation permission/...
Page 123 '16 • PAC-T-245 (d) If the cooling/heating selection signal is given by the external input, the operation mode is transmitted to the remote control. ■ Selection of cooling/heating external input function External input selection External input method Operation External terminal input (CnT or CnTA) Cooling zone Heating zone...
Page 124 '16 • PAC-T-245 (28) Energy-saving operation (RC-EX1A only) It operates with the setting temperature fixed at 28°C for cooling, 22°C for heating or 25°C for auto. (Maximum capacity is restricted at 80%.) (29) Warm-up control (RC-EX1A only) Operation will be started 5 to 60 minutes before use according to the forecast made by the microcomputer which calculates when the operation should be started in order to warm up the indoor temperature near the setting temperature at the setting time of operation start.
Page 125 '16 • PAC-T-245 (Ⅱ) SRK series (1) Unit ON/OFF button If the remote control is malfunctioning, this button may be used to turn the unit on and off. (a) Operation Push the button once to place the unit in the automatic mode. Push it once more to turn the unit off. (b) Details of operation The unit will go into the automatic mode in which it automatically determines, from room temperature (as detected by sen- sor), whether to go into the cooling, dry or heating modes.
Page 126 '16 • PAC-T-245 (b) RC-E5 (i) Louver control Press the “LOUVER” button to operate the swing louver when the air-conditioner is operating. “SWING ” is displayed for 3 seconds and then the swing louver moves up and down continuously. To fix the swing louver at a position, press one time the “LOUVER” button while the swing louver is moving so that four stop positions are displayed one after another per second.
Page 127 '16 • PAC-T-245 (vii) Combination of patterns which can be set for the timer operations Weekly timer Sleep time Set OFF timer by hour Set ON timer by hour Set OFF timer by clock Set ON timer by clock Sleep time �...
Page 128 '16 • PAC-T-245 Indoor fan motor protection When the air-conditioner is operating and the indoor fan motor is turned ON, if the indoor fan motor has operated at 300 min under for more than 30 seconds, the unit enters first in the stop mode and then stops the entire system. Plural unit control – Control of 16 units group by one remote control Function One remote control switch can control a group of multiple number of unit (Max.
Page 129 '16 • PAC-T-245 Filter sign As the operation time (Total ON time of ON/OFF switch) accumulates to 180 hours (1), “Filter cleaning” is displayed on the remote control. (This is displayed when the unit is in trouble and under the central control, regardless of ON/OFF) Note (1) T ime setting for the filter sign can be made as shown below using the indoor function of wired remote control “FILTER SIGN SET”. (It is set at 1 at the shipping from factory.) Filter sign setting...
Page 130 '16 • PAC-T-245 (b) Contents of operation Air capacity control Model All models Item Upper limit of compressor’s command speed Range A: As per following table, Range B: 40 rps Note (1) Ranges A and B are as shown below. ●...
Page 131 '16 • PAC-T-245 1.11.4 Operation control function by the oudoor control (1) Determination of compressor speed (frequency) Required frequency Cooling/dehumidifying operation. Unit: rps Model FDC200 Usual operation Outdoor air temperature ≦ 15°C or Max. required indoor return air temperature ≦ 20°C frequency Silent mode 80 (100)
Page 132 '16 • PAC-T-245 Compressor soft start control (a) Compressor protection start I [Control condition] Normally, the compressor operation frequency is raised in this start pattern. [Control contents] 1) Starts with the compressor’s target frequency at 45 rps. However, when the ambient air temperature (Tho-A) is 35°C or higher during cooling/ dehumidifying or the indoor return air temperature (Thi-A) is 25°C or higher during heating, it starts at 25 rps.
Page 133 '16 • PAC-T-245 (c) Fan tap control during heating operation Fan taps are selected depending on the outdoor unit heat exchanger temperature (Tho-R1, R2) and the outdoor air temperature (Tho-A). • Silent mode only Note (1) It is detected by Tho-R1 or R2, whichever the lower. zone zone zone...
Page 134 '16 • PAC-T-245 Defrost operation (a) Starting conditions If all of the following conditions A or conditions B are satisfied, the defrost operation starts. (i) Starting conditions A Cumulative compressor operation time after the end of defrost operation has elapsed 37 minutes, and the cumulative compressor operation time after the start of heating operation (remote Defrost operation start...
Page 135 '16 • PAC-T-245 Protective control/anomalous stop control by compressor’s number of revolutions (a) Compressor discharge pipe temperature protection (i) Protective control As the discharge pipe temperature (detected with Tho-D) exceeds the setting value, the compressor speed (frequency) is controlled to suppress the rise of discharge pipe temperature. Reduces compressor Super heat speed at each minute.
Page 136 '16 • PAC-T-245 (c) Heating high pressure protection (i) Protective control As the indoor unit heat exchanger temperature (Thi-R) exceeds the setting value, the compressor speed (frequency) is controlled to suppress the rise of high pressure. Control value A is updated to an optimum value automatically according to the operating conditions. Existing piping adaptation switch: SW5-1 Reduces compressor frequency OFF (Shipping)
Page 137 '16 • PAC-T-245 (g) Over-current protection current safe controls I, II Detecting the outdoor unit inverter input (primary) current and the output (secondary) current, if the current values exceed setting values, the compressor speed (frequency) is controlled to protect the inverter. Reduces frequency Cooling Heating...
Page 138 '16 • PAC-T-245 (m) Refrigerant quantity shortage protection Under the compressor protection start III control during cooling and dehumidifying operations, the following control is performed by detecting the indoor unit heat exchanger temperature (Thi-R) and the indoor unit return air temperature (ThI-A).
Page 139 '16 • PAC-T-245 Pump-down control Turning ON the pump-down switch SW1 for 2 seconds during the operation stop or anomalous stop (excluding the thermostat OFF), the pump-down operation is performed. (This is invalid when the indoor unit is operating. This is effective even when the indoor unit is stopped by the anomalous stop or the power source is turned OFF.) (a) Control contents (i) Close the service valve at the liquid side.
Page 140 '16 • PAC-T-245 1.12. MAINTENANCE DATA 1.12.1 Diagnosing of microcomputer circuit (1) Selfdiagnosis function (a) Check Indicator Table Whether a failure exists or not on the indoor unit and outdoor unit can be know by the contents of remote control error code, indoor/outdoor unit green LED (power pilot lamp and microcomputer normality pilot lamp) or red LED (check pilot lamp).
Page 141 '16 • PAC-T-245 Indoor unit 2) SRK series Remote control Indoor unit display Outdoor control PCB Location of Reference Description of trouble Repair method trouble page Error code Red LED RUN light TIMER light Red LED Green LED Keeps Stays OFF Stays OFF —...
Page 142 '16 • PAC-T-245 (ii) Outdoor unit 　　1) FDT, FDE, FDUM, FDF series Outdoor Remote control Indoor control PCB Outdoor control PCB inventer Reference Location of trouble Description of trouble Repair method page Green Green Yellow Error code Red LED Red LED Red LED LED (1) LED (1)
Page 143 '16 • PAC-T-245 　　2) SRK series 2) SRK series Remote control Indoor unit display Outdoor control PCB Outdoor inventer PCB Reference Location of trouble Description of trouble Repair method page TIMER Error code Red LED RUN light Red LED Green LED Yellow LED light Installation or operating...
Page 144 '16 • PAC-T-245 (iv) Display sequence of error codes or inspection indicator lamps ■ Occurrence of one kind of error Displays are shown respectively according to errors. ■ Occurrence of plural kinds of error Section Category of display Error code on remote •...
Page 145 '16 • PAC-T-245 ■ Error log and reset Error indicator Memorized error log Reset Remote control display • Higher priority error is memorized. • Stop the unit by pressing the ON/OFF switch of remote control. Red LED on indoor control PCB •...
Page 146 '16 • PAC-T-245 1) Model FDT, FDE, FDUM series PSB012D990B a) Control PCB Replace and set up the PCB according to this instruction. i) Set to an appropriate address and function using switch on PCB. 　 Select the same setting with the removed PCB. item switch Content of control...
Page 147 '16 • PAC-T-245 a) Power PCB This PCB is a general PCB. Replace the PCB according to this instruction. i) Replace the PCB 1. Unscrew terminal of the wiring(yellow/green) connected to terminal block (CNWO) from the box. 2. Replace the PCB only after all the wirings connected to the connector are removed. 3.
Page 148 '16 • PAC-T-245 2) Model FDF series PSB012D976D a) Control PCB Replace and set up the PCB according to this instruction. i) Set to an appropriate address and function using switch on PCB. Select the same setting with the removed PCB. item switch Content of control...
Page 149 '16 • PAC-T-245 b) Power PCB PSB012D953G...
Page 150 '16 • PAC-T-245 DIP switch setting list Switches Description Default setting Remarks Address No. setting at plural indoor units control by 1 R/C SW5-1 Master * /Slave Master/Slave setting See table 2 SW5-2 SW6-1 SW6-2 Model selection As per model See table 1 SW6-3 SW6-4...
Page 151 '16 • PAC-T-245 (a) Cautions SRK series 1) If you are disassembling and checking an air conditioner, be sure to turn off the power before beginning. (ⅰ)　Cautions When working on indoor units, let the unit sit for about 1 minute after turning off the power before you begin work. 1) If you are disassembling and checking an air-conditioner, be sure to turn off the power before beginning.
Page 152 '16 • PAC-T-245 (iv) Phenomenon observed after shortcircuit, wire breakage on sensor Phenomenon Operation Sensor mode Shortcircuit Disconnected wire Cooling Room temperature sensor Heating Freezing cycle system protection trips and stops the compressor. Cooling Heat exchanger sensor Heating Cooling Humidity sensor Heating '09•SRK-DB-087D ■...
Page 153 Replace indoor PCB. blocks ② and ③ oscillating between DC 0 and 20V? '16 • PAC-T-245 Indoor electrical components are normal. 2) Indoor unit fan motor check procedure a) Indoor PCB output check iii) ① ④ ⑤ DC several V (–) DC 308-336V (4-6 V)
Page 154 '16 • PAC-T-245 Troubleshooting at the outdoor unit When troubleshooting the outdoor unit, firstly assess the overview of malfunction and try to presume the cause and the faulty part by checking the error cord dispalyed on the remote control and flashing pattern of indicator lamps (Red LED and Green LED), and then proceed further inspection and remedy it.
Page 155 '16 • PAC-T-245 Replace the control PCB according to the following procedure. PCA012D050 ( i ) Replace the PCB after elapsing 3 minutes from power OFF. ( ii ) Measurement was done on both ends of connector (CNA1) during measurement, the voltage(DC) might charged the electrolytic capacitor, be sure that the voltage is discharged sufficiently.
Page 156 '16 • PAC-T-245 (c) Outdoor inverter PCB replacement procedure Precautions for Safety • Since the following precaution is the important contents for safety, be sure to observe them. WARNING and CAUTION are described as follows: WARNING Indicates an imminently hazardous situation which will result in death or serious injury if proper safety procedures and instructions are not adhered to.
Page 157 '16 • PAC-T-245 (A) Voltage measurement points for fan motor (DC) : CNA1, 1pin(+) – 4pin(–) (B) Voltage measurement points for inverter : TB5(+) – TB6(–) Fig.2 Voltage measurement points (ii) Model FDC250VSA Replace the inverter PCB (Fig.1) according to the following procedure. 1) Replace the PCB after elapsing 3 minutes from power OFF.
Page 158 '16 • PAC-T-245 DIP switch setting list (Outdoor unit) (1) Control PCB Switches Description Default setting Remarks Pump down operation Normal*/Pump down Normal JSW1-1 JSW1-2 Model selection As per model See table 1 JSW1-3 JSW1-4 SW3-1 Defrost condition Normal*/Cold region Normal Snow protection control Normal...
Page 159 '16 • PAC-T-245 Check of anomalous operation data with the remote control (a) In case of RC-EX1A remote control [Operating procedure] (i) On the TOP screen, touch the buttons in the order of “Menu” ➝ “Next” ➝ “Service & Maintenance” ➝ “Service password”...
Page 160 '16 • PAC-T-245 (b) In case of RC-E5 remote control Operation data can be checked with remote control unit operation. Number Data Item (Operation Mode) (i) Press the button. (Set Temperature) The display change “ ” (Return Air Temperature) (ii) Press the (SET) button while “...
Page 161 '16 • PAC-T-245 Power transistor module (including the driver PCB) inspection procedure Is the power transistor module cracked or burnt? Is there a short circuit between the power transistor module ∗ terminals? Compressor operation Is there any difference in the compressor current If there is a 10% or greater difference between phases? in the current in different phases.
Page 162 '16 • PAC-T-245 (7) Inverter checker for diagnosis of inverter output ● Checking method (a) Setup procedure of checker. (i) Power OFF (Turn off the breaker). (ii) Remove the terminal cover of compressor and disconnect the wires (U, V, W) from compressor. (iii) Connect the wires U (Red), V (White) and W (Black) of checker to the terminal of disconnected wires (U, V, W) from compressor respectively.
Page 163 FDC200VSA Outdoor unit check points ● Check items with the *mark when the power is ON. Noise filter check: There should be continuity. There should be no shorts between phases. Capacitor check: Resistance check: Power source check: Fuse check: Breaking DC Reactor contiuity Check for anomaly in appearance Resistance is measured...
Page 164 '16 • PAC-T-245 1.12.2 Troubleshooting flow (1) List of troubles (a)　FDT, FDE, FDUM, FDF series Remote control display Description of trouble Reference page None Operates but does not cool. None Operates but does not heat. None Earth leakage breaker activated None Excessive noise/vibration (1/3) None...
Page 165 '16 • PAC-T-245 (b)　SRK series Remote control display Description of trouble Reference page None Operates but does not cool. None Operates but does not heat. None Earth leakage breaker activated None Excessive noise/vibration (1/3) None Excessive noise/vibration (2/3) None Excessive noise/vibration (3/3) None Louver motor failure None...
Page 166 '16 • PAC-T-245 Troubleshooting (a)　FDT, FDE, FDUM, FDF series Green Content Error code Keeps flashing Stays OFF None Indoor Operates but does not cool Remote control: Keeps flashing Stays OFF Outdoor 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure Check the indoor unit fan operation.
Page 167 '16 • PAC-T-245 Green Content Error code Keeps flashing Stays OFF Indoor None Operates but does not heat Remote control: Keeps flashing Stays OFF Outdoor 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure Check the indoor unit fan operation. Check the temperature difference between return and supply air.
Page 168 '16 • PAC-T-245 Green Content Error code Stays OFF Stays OFF Indoor None Earth leakage breaker activated Remote control: Stays OFF Stays OFF Outdoor 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure Are OK the insulation resistance and Replace compressor. coil resistance of compressor? 2.
Page 169 '16 • PAC-T-245 Green Content Error code – – Indoor None Excessive noise/vibration (1/3) Remote control: – – Outdoor 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure If excessive noise/vibration persists when sufficient Does time has elapsed after noise/vibration stopping the unit, it is occur during or soon considered that the air-...
Page 170 '16 • PAC-T-245 Green Content Error code – – Indoor None Excessive noise/vibration (2/3) Remote control: – – Outdoor 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure From previous page Rearrange the piping to Are the pipes avoid contact with the contacting the casing.
Page 171 '16 • PAC-T-245 Green Content Error code – – Indoor None Excessive noise/vibration (3/3) Remote control: – – Outdoor 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure From previous page If insufficient cooling/ Adjustment heating problem happens during commissioning due to anomalous operating Does noise/vibration occur when the conditions at cooling/...
Page 172 '16 • PAC-T-245 Green Content Error code Louver motor failure Keeps flashing Stays OFF Indoor None Remote control: (FDT, FDE, FDF series) Keeps flashing Stays OFF Outdoor 5. Troubleshooting 1. Applicable model FDT, FDE, FDF series only Diagnosis Countermeasure � Check at the indoor unit side. Operate after waiting for more than 1 minute.
Page 173 '16 • PAC-T-245 Green Error code Content Power source system error Indoor Stays OFF Stays OFF Remote control: None (Power source to indoor control PCB) Outdoor Stays OFF 2-time flash 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure AC220/240V detected between �...
Page 174 '16 • PAC-T-245 Green Content Error code Power source system error Keeps flashing Stays OFF Indoor None Remote control: (Power source to remote control) Keeps flashing Stays OFF Outdoor 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure Isn't there any Correct.
Page 175 '16 • PAC-T-245 Green Content Error code INSPECT I/U Keeps flashing Stays OFF Indoor INSPECT I/U Remote control: (When 1 or 2 remote controls are connected) Keeps flashing 2-time flash Outdoor 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure Are 2 units of remote control connected?
Page 176 '16 • PAC-T-245 Green Content Error code INSPECT I/U Keeps flashing Stays OFF Indoor INSPECT I/U Remote control: (Connection of 3 units or more remote control) Keeps flashing 2-time flash Outdoor 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure Are more than Reduce to 2 units or less.
Page 177 '16 • PAC-T-245 Green Content Error code Communication error at Keeps flashing Stays OFF Indoor Remote control: WAIT initial operation (1/2) Keeps flashing 2-time flash Outdoor 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure “ ” is still displayed on the WA IT remote control LED 2 minutes after power ON.
Page 178 '16 • PAC-T-245 RUN light TIMER light Indoor Content Error code display – – Communication error at Remote control: WAIT Green LED Red LED Outdoor initial operation (2/2) control PCB Keeps flashing 2-time flash 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure Diagnosis for when the outdoor...
Page 179 '16 • PAC-T-245 Green Content Error code Keeps flashing Stays OFF Indoor None No display Remote control: Keeps flashing 2-time flash Outdoor 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure Remote control does not display anything after the power on. Is DC10V or Defective remote control higher detected at remote control connection...
Page 180 '16 • PAC-T-245 Green Content Error code Remote control Keeps flashing Stays OFF Indoor Remote control: communication circuit error Keeps flashing Stays OFF Outdoor 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure Malfunction by noise Is it possible to check peripheral reset normally by the environment.
Page 181 '16 • PAC-T-245 Green Content Error code Keeps flashing 2-time flash Indoor Communication error during operation Remote control: Keeps flashing See below Outdoor 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure In case that the outdoor unit red LED 2-time flash Note (1) Inspect faulty connections (disconnection, looseness) on the outdoor unit terminal block.
Page 182 '16 • PAC-T-245 Green Content Error code Indoor heat exchanger Keeps flashing 1-time flash Indoor Remote control: temperature thermistor anomaly Keeps flashing Stays OFF Outdoor 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure Is the connection of indoor heat Correct.
Page 183 '16 • PAC-T-245 Green Content Error code Return air temperature Keeps flashing 1-time flash Indoor Remote control: thermistor anomaly Keeps flashing Stays OFF Outdoor 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure Is the connection of return Correct. ➞ Connect air temperature thermistor connector.
Page 184 '16 • PAC-T-245 Green Content Error code Keeps flashing 1-time flash Indoor Heating overload operation Remote control: Keeps flashing Stays OFF Outdoor 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure Is the air filter clogged? Wash. 2. Error detection method Is the Defective indoor heat indoor heat exchanger...
Page 185 '16 • PAC-T-245 Green Content Error code Drain trouble Keeps flashing 1-time flash Indoor Remote control: (FDT and FDUM series) Keeps flashing Stays OFF Outdoor 5. Troubleshooting 1. Applicable model FDT and FDUM series only Diagnosis Countermeasure Check the error data in the remote control. Is there any overflow? Is DC12V at CNI connector.
Page 186 '16 • PAC-T-245 Excessive number of connected Green Content Error code indoor units (more than 17 units) Keeps flashing Stays OFF Indoor Remote control: by controlling with one remote control Keeps flashing Stays OFF Outdoor 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure...
Page 187 '16 • PAC-T-245 Green Content Error code Address setting error of Keeps flashing Indoor Keeps flashing Remote control: indoor units Keeps flashing stays OFF Outdoor 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure E11 occurs Is “Indoor unit address set” function of remote 2.
Page 188 '16 • PAC-T-245 Green Content Error code Communication error Keeps flashing 3-time flash Indoor Remote control: between master and slave indoor units Keeps flashing Stays OFF Outdoor 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure Is it OK the unit address setting for master Correct unit address setting.
Page 189 '16 • PAC-T-245 Green Content Error code Indoor DC fan motor anomaly Keeps flashing 1 ( 2 ) -time flash Indoor Remote control: Keeps flashing Stays OFF Outdoor Note (1) Value in (　) is for the FDUM series FMI2 only. 5.
Page 190 '16 • PAC-T-245 Green Content Error code Indoor unit operation check, Keeps flashing 1-time flash Indoor Remote control: drain motor check setting error Keeps flashing Stays OFF Outdoor 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure E19 occurs when the power ON Defective indoor control Is SW7-1 PCB (Defective SW7)
Page 191 '16 • PAC-T-245 Green Content Indoor DC fan motor Error code Keeps flashing 1 ( 2 ) -time flash Indoor Remote control: rotation speed anomaly Keeps flashing Stays OFF Outdoor Note (1) Value in (　) is for the FDUM series FMI2 only. 5.
Page 192 '16 • PAC-T-245 Green Content Error code Defective panel switch Keeps flashing 1-time flash Indoor Remote control: operation (FDT) Keeps flashing Stays OFF Outdoor 5. Troubleshooting 1. Applicable model FDT series only Diagnosis Countermeasure Reset the error and close Is grill opened? the grill.
Page 193 '16 • PAC-T-245 Green Content Error code Remote control Keeps flashing Stays OFF Indoor Remote control: temperature thermistor anomaly Keeps flashing Stays OFF Outdoor 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure 2. Error detection method Is the remote Correct.
Page 194 '16 • PAC-T-245 Green Error code Content Indoor control PCB Keeps flashing Stays OFF Remote control: Outdoor control PCB Keeps flashing 1-time flash Cooling overload operation Yellow LED Outdoor inverter Keeps flashing 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure * For the characteristics of outdoor heat exchanger temperature...
Page 195 '16 • PAC-T-245 Green Error code Content Indoor control PCB Keeps flashing Stays OFF Discharge pipe temperature Remote control: Outdoor control PCB Keeps flashing 1-time flash error Yellow LED Outdoor inverter Keeps flashing 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure * For the characteristics of discharge...
Page 196 '16 • PAC-T-245 Green Error code Content Indoor control PCB Keeps flashing Stays OFF Outdoor heat exchanger Remote control: Outdoor control PCB Keeps flashing 1-time flash temperature themistor anomaly Yellow LED Outdoor inverter Keeps flashing 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure...
Page 197 '16 • PAC-T-245 Green Error code Content Indoor control PCB Keeps flashing Stays OFF Outdoor air temperature Remote control: Outdoor control PCB Keeps flashing 1-time flash thermistor anomaly Yellow LED Outdoor inverter Keeps flashing 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure the outdoor air...
Page 198 '16 • PAC-T-245 Green Error code Content Indoor control PCB Keeps flashing Stays OFF Discharge pipe Remote control: Outdoor control PCB Keeps flashing 1-time flash temperature thermistor anomaly Yellow LED Outdoor inverter Keeps flashing 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure Is the...
Page 199 '16 • PAC-T-245 Green Error code Content Indoor control PCB Keeps flashing Stays OFF Remote control: High pressure error Outdoor control PCB Keeps flashing 1-time flash (63H1 activated) Yellow LED Outdoor inverter Keeps flashing 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure If the power source breaker is turned OFF and ON too quickly,...
Page 200 '16 • PAC-T-245 Green Error code Content Indoor control PCB Keeps flashing Stays OFF Remote control: Outdoor control PCB Keeps flashing 1-time flash Power transistor overheat 　　 Yellow LED Outdoor inverter 2-time flash 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure Is it possible to...
Page 201 '16 • PAC-T-245 Green Error code Content Indoor control PCB Keeps flashing Stays OFF Remote control: Outdoor control PCB Keeps flashing 1-time flash Current cut (1/2) Yellow LED Outdoor inverter 1-time flash 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure Is the Power source...
Page 202 '16 • PAC-T-245 Green Error code Content Indoor Keeps flashing Stays OFF Remote control: Outdoor control PCB Keeps flashing 1-time flash Current cut (2/2) Yellow LED Outdoor inverter 1-time flash 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure From previous page Is the checked result of power Defective inverter PCB ➞...
Page 203 '16 • PAC-T-245 Green Error code Content Indoor control PCB Keeps flashing Stays OFF Communication error between Remote control: Outdoor control PCB Keeps flashing 1-time flash inverter PCB and outdoor control PCB Yellow LED Outdoor inverter Keep flashing 5. Troubleshooting 1.
Page 204 '16 • PAC-T-245 Green Error code Content Indoor control PCB Keeps flashing Stays OFF Remote control: Outdoor control PCB Keeps flashing 1-time flash Outdoor fan motor anomaly Yellow LED Outdoor inverter Keep flashing 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure Does any foreign...
Page 205 '16 • PAC-T-245 Green Error code Content Indoor control PCB Keeps flashing Stays OFF Low pressure error or Remote control: Outdoor control PCB Keeps flashing 1-time flash low pressure sensor anomaly (1/2) Yellow LED Outdoor inverter Keep flashing 5. Troubleshooting 1.
Page 206 '16 • PAC-T-245 Green Error code Content Indoor control PCB Keeps flashing Stays OFF Low pressure error or Remote control: Outdoor control PCB Keeps flashing 1-time flash low pressure sensor anomaly (2/2) Yellow LED Outdoor inverter Keep flashing 5. Troubleshooting 1.
Page 207 '16 • PAC-T-245 Green Error code Content Indoor control PCB Keeps flashing Stays OFF Remote control: Outdoor control PCB Keeps flashing 1-time flash Inverter or power transistor anomaly Yellow LED Outdoor inverter 2-time flash 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure Replace inverter PCB.
Page 208 '16 • PAC-T-245 Green Error code Content Indoor control PCB Keeps flashing Stays OFF Remote control: Suction pipe temperature Outdoor control PCB Keeps flashing 1-time flash thermistor anomaly Yellow LED Outdoor inverter Keep flashing 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure 2.
Page 209 '16 • PAC-T-245 Green Error code Content Indoor control PCB Keeps flashing Stays OFF Remote control: Outdoor control PCB Keeps flashing 1-time flash Low pressure sensor anomaly Yellow LED Outdoor inverter Keep flashing 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure Are the...
Page 210 '16 • PAC-T-245 Green Error code Content Indoor control PCB Keeps flashing Stays OFF Remote control: Insufficient refrigerant amount Outdoor control PCB Keeps flashing 1-time flash or detection of service valve Yellow LED Outdoor inverter Keep flashing 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure...
Page 211 '16 • PAC-T-245 Green Error code Content Indoor control PCB Keeps flashing Stays OFF Remote control: Outdoor control PCB Keeps flashing 5-time flash Compressor startup failure (1/2) Yellow LED Outdoor inverter 4-time flash 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure In case that the compressor...
Page 212 '16 • PAC-T-245 Green Error code Content Indoor control PCB Keeps flashing Stays OFF Remote control: Outdoor control PCB Keeps flashing 5-time flash Compressor startup failure (2/2) Yellow LED Outdoor inverter 4-time flash 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure From previous page...
Page 213 '16 • PAC-T-245 (b) SRK series RUN light TIMER light Indoor Content Error code display – – Operates but does not cool None Remote control: Green LED Red LED Outdoor control PCB Keeps flashing Stays OFF 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure...
Page 214 '16 • PAC-T-245 RUN light TIMER light Indoor Content Error code display – – Operates but does not heat None Remote control: Green LED Red LED Outdoor control PCB Keeps flashing Stays OFF 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure Check the indoor unit fan operation.
Page 215 '16 • PAC-T-245 RUN light TIMER light Indoor Content Error code display – – Earth leakage breaker activated None Remote control: Green LED Red LED Outdoor control PCB Stays OFF Stays OFF 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure Are OK the insulation resistance and...
Page 216 '16 • PAC-T-245 RUN light TIMER light Indoor Content Error code display – – Excessive noise/vibration (1/3) None Remote control: Green LED Red LED Outdoor control PCB – – 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure If excessive noise/vibration persists when sufficient Does time has elapsed after...
Page 217 '16 • PAC-T-245 RUN light TIMER light Indoor Content Error code display – – Excessive noise/vibration (2/3) Remote control: None Green LED Red LED Outdoor control PCB – – 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure From previous page Rearrange the piping to Are the pipes avoid contact with the...
Page 218 '16 • PAC-T-245 RUN light TIMER light Indoor Content Error code display – – Excessive noise/vibration (3/3) Remote control: None Green LED Red LED Outdoor control PCB – – 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure From previous page If insufficient cooling/ Adjustment heating problem happens...
Page 219 '16 • PAC-T-245 RUN light TIMER light Indoor Content Error code display – – Louver motor failure Remote control: None Green LED Red LED Outdoor control PCB Keeps flashing Stays OFF 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure �...
Page 220 '16 • PAC-T-245 RUN light TIMER light Indoor Power source system error Content Error code display – – Remote control: None (Power source to indoor control PCB) Green LED Red LED Outdoor control PCB Stays OFF 2-time flash 5. Troubleshooting 1.
Page 221 '16 • PAC-T-245 RUN light TIMER light Indoor Content Error code Power source system error display – – None Remote control: (Power source to remote control) Green LED Red LED Outdoor control PCB Keeps flashing Stays OFF 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure...
Page 222 '16 • PAC-T-245 RUN light TIMER light Indoor Content Error code display – – INSPECT I/U Remote control: INSPECT I/U Green LED Red LED Outdoor (When 1 or 2 remote controls are connected) control PCB Keeps flashing 2-time flash 5. Troubleshooting 1.
Page 223 '16 • PAC-T-245 RUN light TIMER light Indoor Content Error code display – – INSPECT I/U Remote control: INSPECT I/U Green LED Red LED Outdoor (Connection of 3 units or more remote control) control PCB Keeps flashing 2-time flash 5. Troubleshooting 1.
Page 224 '16 • PAC-T-245 RUN light TIMER light Indoor Content Error code display – – Communication error at Remote control: WAIT Green LED Red LED Outdoor initial operation (1/2) control PCB Keeps flashing 2-time flash 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure “...
Page 225 '16 • PAC-T-245 Green Content Error code Communication error at Keeps flashing Stays OFF Indoor Remote control: WAIT initial operation (2/2) Keeps flashing 2-time flash Outdoor 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure Diagnosis for when the outdoor control PCB LED is turned off From previous Shut down the breaker and back on...
Page 226 '16 • PAC-T-245 RUN light TIMER light Indoor Content Error code display – – No display Remote control: None Green LED Red LED Outdoor control PCB Keeps flashing 2-time flash 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure Remote control does not display anything after the power on.
Page 227 '16 • PAC-T-245 RUN light TIMER light Indoor Content Error code display – – Remote control Remote control: Green LED Red LED Outdoor communication circuit error control PCB Keeps flashing Stays OFF 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure Malfunction by noise Is it possible to...
Page 228 '16 • PAC-T-245 RUN light TIMER light Indoor Content Error code display 6-time flash Communication error during operation Remote control: Green LED Red LED Outdoor control PCB Keeps flashing See below 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure In case that the outdoor unit red LED flashes 2-times Note (1) Inspect faulty connections (disconnection, looseness) on the outdoor unit terminal block.
Page 229 '16 • PAC-T-245 RUN light TIMER light Indoor Content Error code Indoor heat exchanger display 1(3)-time flash Remote control: Green LED Red LED temperature sensor anomaly Outdoor control PCB Keeps flashing Stays OFF Note(1) Value in ( ) are the Th2 5.
Page 230 '16 • PAC-T-245 RUN light TIMER light Indoor Content Error code Room temperature display 2-time flash Remote control: Green LED Red LED sensor anomaly Outdoor control PCB Keeps flashing Stays OFF 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure Is the connection of room Correct.
Page 231 '16 • PAC-T-245 RUN light TIMER light Excessive number of connected Indoor Content Error code display – – indoor units (more than 17 units) Remote control: Green LED Red LED Outdoor by controlling with one remote control control PCB Keeps flashing Stays OFF 5.
Page 232 '16 • PAC-T-245 RUN light TIMER light Indoor Content Error code display Address setting error of – – Remote control: Green LED Red LED Outdoor indoor units control PCB Keeps flashing stays OFF 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure E11 occurs...
Page 233 '16 • PAC-T-245 RUN light TIMER light Indoor Content Error code display Communication error 3-time flash Keeps flashing Remote control: Green LED Red LED Outdoor between master and slave indoor units control PCB Keeps flashing Stays OFF 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure...
Page 234 '16 • PAC-T-245 RUN light TIMER light Indoor Content Error code display 6-time flash Remote control: Indoor fan motor anomaly Green LED Red LED Outdoor control PCB Keeps flashing Stays OFF 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure Does any foreign material Remove foreign material.
Page 235 '16 • PAC-T-245 RUN light TIMER light Indoor Content Error code Remote control display – – Remote control: temperature thermistor anomaly Green LED Red LED Outdoor control PCB Keeps flashing Stays OFF 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure 2.
Page 236 '16 • PAC-T-245 RUN light TIMER light Error code Indoor display Content Keeps flashing Remote control: Green LED Red LED Outdoor Cooling overload operation Keeps flashing 1-time flash control PCB Yellow LED Outdoor Keeps flashing inverter PCB 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure...
Page 237 '16 • PAC-T-245 RUN light TIMER light Error code Indoor display Content 5-time flash Remote control: Discharge pipe Green LED Red LED Outdoor Keeps flashing 1-time flash control PCB temperature error Yellow LED Outdoor Keeps flashing inverter PCB 5. Troubleshooting 1.
Page 238 '16 • PAC-T-245 RUN light TIMER light Error code Indoor display Content Keeps flashing 2-time flash Remote control: Outdoor heat exchanger Green LED Red LED Outdoor Keeps flashing 1-time flash control PCB temperature themistor anomaly Yellow LED Outdoor Keeps flashing inverter PCB 5.
Page 239 '16 • PAC-T-245 RUN light TIMER light Error code Indoor display Content Keeps flashing 1-time flash Remote control: Outdoor air temperature Green LED Red LED Outdoor Keeps flashing 1-time flash control PCB thermistor anomaly Yellow LED Outdoor Keeps flashing inverter PCB 5.
Page 240 '16 • PAC-T-245 RUN light TIMER light Error code Indoor display Content Keeps flashing 4-time flash Remote control: Discharge pipe Green LED Red LED Outdoor Keeps flashing 1-time flash control PCB temperature thermistor anomaly Yellow LED Outdoor Keeps flashing inverter PCB 5.
Page 241 '16 • PAC-T-245 RUN light TIMER light Error code Indoor display Content 7-time flash 1-time flash Remote control: High pressure error Green LED Red LED Outdoor Keeps flashing 1-time flash control PCB (63H1 activated) Yellow LED Outdoor Keeps flashing inverter PCB 5.
Page 242 '16 • PAC-T-245 RUN light TIMER light Error code Indoor display Content – – Remote control: Green LED Red LED Outdoor Power transistor overheat Keeps flashing 1-time flash control PCB 　　 Yellow LED Outdoor 2-time flash inverter PCB 5. Troubleshooting 1.
Page 243 '16 • PAC-T-245 RUN light TIMER light Error code Indoor display Content 1-time flash Remote control: Green LED Red LED Outdoor Current cut (1/2) Keeps flashing 1-time flash control PCB Yellow LED Outdoor 1-time flash inverter PCB 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure...
Page 244 '16 • PAC-T-245 RUN light TIMER light Error code Indoor display Content 1-time flash Remote control: Green LED Red LED Outdoor Current cut (2/2) Keeps flashing 1-time flash control PCB Yellow LED Outdoor 1-time flash inverter PCB 5. Troubleshooting 1. Applicable model All models Diagnosis Countermeasure...
Page 245 '16 • PAC-T-245 RUN light TIMER light Error code Indoor display Content – – Communication error between Remote control: Green LED Red LED Outdoor Keeps flashing 1-time flash control PCB inverter PCB and outdoor control PCB Yellow LED Outdoor Keeps flashing inverter PCB 5.
Page 246 '16 • PAC-T-245 RUN light TIMER light Error code Indoor display Content 7-time flash Remote control: Outdoor fan motor anomaly Green LED Red LED Outdoor Keeps flashing 1-time flash control PCB Yellow LED Outdoor Keeps flashing inverter PCB 5. Troubleshooting 1.
Page 247 '16 • PAC-T-245 RUN light TIMER light Error code Indoor display Content – – Remote control: Low pressure error or Green LED Red LED Outdoor Keeps flashing 1-time flash control PCB low pressure sensor anomaly (1/2) Yellow LED Outdoor Keeps flashing inverter PCB 5.
Page 248 '16 • PAC-T-245 RUN light TIMER light Error code Indoor display Content – – Remote control: Low pressure error or Green LED Red LED Outdoor Keeps flashing 1-time flash control PCB low pressure sensor anomaly (2/2) Yellow LED Outdoor Keeps flashing inverter PCB 5.
Page 249 '16 • PAC-T-245 RUN light TIMER light Error code Indoor display Content 4-time flash Remote control: Green LED Red LED Outdoor Inverter or power transistor anomaly Keeps flashing 1-time flash control PCB Yellow LED Outdoor 2-time flash inverter PCB 5. Troubleshooting 1.
Page 250 '16 • PAC-T-245 RUN light TIMER light Error code Indoor display Content Keeps flashing 5-time flash Remote control: Suction pipe temperature Green LED Red LED Outdoor Keeps flashing 1-time flash control PCB thermistor anomaly Yellow LED Outdoor Keeps flashing inverter PCB 5.
Page 251 '16 • PAC-T-245 RUN light TIMER light Error code Indoor display Content – – Remote control: Green LED Red LED Outdoor Low pressure sensor anomaly Keeps flashing 1-time flash control PCB Yellow LED Outdoor Keeps flashing inverter PCB 5. Troubleshooting 1.
Page 252 '16 • PAC-T-245 RUN light TIMER light Error code Indoor display Content 7-time flash Remote control: Insufficient refrigerant amount Green LED Red LED Outdoor Keeps flashing 1-time flash control PCB or detection of service valve closure Yellow LED Outdoor Keeps flashing inverter PCB 5.
Page 253 '16 • PAC-T-245 RUN light TIMER light Error code Indoor display Content 2-time flash Remote control: Green LED Red LED Outdoor Compressor startup failure (1/2) Keeps flashing 5-time flash control PCB Yellow LED Outdoor 4-time flash inverter PCB 5. Troubleshooting 1.
Page 254 '16 • PAC-T-245 RUN light TIMER light Error code Indoor display Content 2-time flash Remote control: Green LED Red LED Outdoor Compressor startup failure (2/2) Keeps flashing 5-time flash control PCB Yellow LED Outdoor 4-time flash inverter PCB 5. Troubleshooting 1.
Page 255 '16 • PAC-T-245 2. V MULTI SYSTEM CONTENTS 2.1 GENERAL INFORMATION ..................255 2.1.1 How to read the model name ................255 2.1.2 Table of models ....................255 2.1.3 Table of system combinations ................. 255 2.2 SPECIFICATIONS ....................256 (1) Indoor units ......................
Page 256 '16 • PAC-T-245 2.1 GENERAL INFORMATION 2.1.1 How to read the model name Example: FDT Series code Product capacity Model name FDT : Ceiling cassette-4way type FDE : Ceiling suspended type Example: FDC 200 VSA Applicable power source ... See the specification Product capacity Model name (FDC : Outdoor unit) 2.1.2 Table of models...
Page 257 '16 • PAC-T-245 2.2 SPECIFICATIONS (1) Indoor units (a) Ceiling cassette-4way type (FDT) Model FDT50VF Item Power source 1 Phase 220-240V 50Hz / 220V 60Hz Cooling Sound power level Heating Operation Cooling dB(A) data Sound pressure level P-Hi : 39 Hi : 33 Me : 31 Lo : 30 Heating Silent mode sound pressure level —...
Page 258 '16 • PAC-T-245 Model FDT71VF1 Item Power source 1 Phase 220-240V 50Hz / 220V 60Hz Cooling Sound power level Heating Operation Cooling dB(A) data Sound pressure level P-Hi : 46 Hi : 35 Me : 33 Lo : 31 Heating Silent mode sound pressure level —...
Page 259 '16 • PAC-T-245 Model FDT100VF2 Item Power source 1 Phase 220-240V 50Hz / 220V 60Hz Cooling Sound power level Heating Operation Cooling dB(A) data Sound pressure level P-Hi : 51 Hi : 40 Me : 37 Lo : 35 Heating Silent mode sound pressure level —...
Page 260 '16 • PAC-T-245 Model FDT125VF Item Power source 1 Phase 220-240V 50Hz / 220V 60Hz Cooling Sound power level Heating Operation Cooling dB(A) data Sound pressure level P-Hi : 51 Hi : 42 Me : 40 Lo : 37 Heating Silent mode sound pressure level —...
Page 261 '16 • PAC-T-245 (b) Ceiling suspended type (FDE) Model FDE50VG Item Power source 1 Phase 220-240V 50Hz / 220V 60Hz Cooling Sound power level Heating Operation Cooling dB(A) data Sound pressure level P-Hi : 46 Hi : 38 Me : 36 Lo : 31 Heating Silent mode sound pressure level —...
Page 262 '16 • PAC-T-245 Model FDE71VG Item Power source 1 Phase 220-240V 50Hz / 220V 60Hz Cooling Sound power level Heating Operation Cooling dB(A) data Sound pressure level P-Hi : 47 Hi : 41 Me : 37 Lo : 32 Heating Silent mode sound pressure level —...
Page 263 '16 • PAC-T-245 Model FDE100VG Item Power source 1 Phase 220-240V 50Hz / 220V 60Hz Cooling Sound power level Heating Operation Cooling dB(A) data Sound pressure level P-Hi : 48 Hi : 43 Me : 38 Lo : 34 Heating Silent mode sound pressure level —...
Page 264 '16 • PAC-T-245 Model FDE125VG Item Power source 1 Phase 220-240V 50Hz / 220V 60Hz Cooling Sound power level Heating Operation Cooling dB(A) data Sound pressure level P-Hi : 48 Hi : 45 Me : 40 Lo : 35 Heating Silent mode sound pressure level —...
Page 265 '16 • PAC-T-245 (2) Outdoor unit Model FDC200VSA Item Power source 3 Phase 380-415V 50Hz / 380V 60Hz Nominal cooling capacity (range) 19.0 [ 5.2(Min.)-22.4(Max.)] Nominal heating capacity (range) 22.4 [ 3.3(Min.)-25.0(Max.)] Cooling Operation Sound power level Heating data Cooling dB(A) Sound pressure level Heating...
Page 266 '16 • PAC-T-245 (3) Operation chart The V Multi is a system that allows for different models and capacities of indoor units to be connected so the individual operating characteristics of the indoor and outdoor are provided. Use the procedure shown in Item (c) to calculate the combined operating characteristics.
Page 267 '16 • PAC-T-245 [Example] (Conditions) Operation Voltage ········ Indoor unit: 230 V, 50 Hz Outdoor unit: 400 V, 50 Hz Operation mode ··········· Cooling and Heating Unit······························· Outdoor unit: FDC200VSA × 1 unit Indoor unit: FDT71VF1 × 1 unit, FDT125VF × 1 unit Operation characteristics of each unit (Cooling/Heating) Model...
Page 273 Notes (1) It must not be surrounded by walls on the four sides. Symbol Content (2) The unit must be fixed with anchor bolts. Service valve connection of the φ19.05(3／4")(Flare) An anchor bolt must not protrude more than 15mm. attached connecting pipe (gas side) (3) Where the unit is subject to strong winds, lay it in such a direction Service valve connection (liquid side) φ9.52(3／8")(Flare)
Page 274 '16 • PAC-T-245 (3) Remote control (Option parts) (a) Wired remote control Model RC-EX1A Installation space Exterior appearance Pearl white (Munsell color) (N8.5) near equivalent R/C cable：0.3mm × 2 cores RoHS Adapted to directive PJZ000Z297...
Page 275 '16 • PAC-T-245 Model RC-E5 Wiring outlet Cut off the upper thin part of remote control lower case with a nipper or knife, and grind burrs with a file etc. Exposed mounting In case of pulling out In case of pulling out from upper left from center 0.3mm...
Page 276 '16 • PAC-T-245 (b) Wireless remote control (RCN-E1R) Unit: mm...
Page 277 Meaning of marks    ...
Page 278 Control PCB Remote Thi-R1 t° control t° LED・2 LED・3 ※1 Thi-R2 t° CNWR2 Connecting line between Power PCB Thi-R3 CNW0 t° indoor unit and outdoor unit YE／GN F1（3.15A） Power source line Power circuit CNW1 CNW2 Signal line F2（3.15A） Thi-A t° Earth CNW3 YE／GN...
Page 279 Power source 3 Phase 380-415V 50Hz ／ 380V 60Hz Meaning of marks Mark Parts name NOISE FILTER F(3.15A) Crankcase heater PCB3 (WH) Compressor motor 52X1-1 52X1-2 52X2-1 52X2-2 CNA－Z Connector F(10A) 3～ 52X1-3 52X1-4 Current sensor CN2-1 52X2-3 52X2-4 (WH) (OR) Drain pan heater F(6.3A)
Page 280 '16 • PAC-T-245 2.5 NOISE LEVEL Notes (1) The data are based on the following conditions. Ambient air temperature: Indoor unit 27℃WB. Outdoor unit 35℃DB. (2) The data in the chart are measured in an anechoic room. (3) The noise levels measured in the field are usually higher than the data because of reflection. (1) Indoor units (a) Ceiling cassette-4way compact type (FDT) Measured based on JIS B 8616...
Page 281 '16 • PAC-T-245 1000 2000 4000 8000 1000 2000 4000 8000 1000 2000 4000 8000 Mid Octave Band Frequency (Hz) Mid Octave Band Frequency (Hz) Mid Octave Band Frequency (Hz) Model FDE125VG 1000 2000 4000 8000 Mid Octave Band Frequency (Hz) Noise level 48 dB (A) at P-HIGH 45 dB (A) at HIGH Wall mounted type (SRK)
Page 282 '16 • PAC-T-245 2.6 TEMPERATURE AND VELOCITY DISTRIBUTION Indoor temperature Cooling 27° CDB / 19° CWB Heating 20° CDB Note: These figures represent the typical main range of temperature and velocity distribution at the center of air outlet within the published conditions. In the actual installation, they may differ from the typical figures under the influence of air temperature conditions, ceiling height, operation conditions and obstacles.
Page 283 '16 • PAC-T-245 Model FDT71VF1 Cooling Air flow : P-Hi 20° 1.2 1.5 Heating Air flow : P-Hi 40° ISD09406...
Page 284 '16 • PAC-T-245 Models FDT100VF2, 125VF Cooling Air flow : P-Hi 20° 0.9 1.2 Heating Air flow : P-Hi 40° ISD09406...
Page 285 '16 • PAC-T-245 (2) Ceiling suspended type (FDE) Model FDE50VG Cooling Air flow P-Hi ：　 Temperature distribution Louver position ℃ 2.7m 2.7m 5° Velocity distribution m/sec 2.7m 2.7m Heating Air flow P-Hi ：　 Temperature distribution Louver position ℃ 2.7m 2.7m 45°...
Page 286 '16 • PAC-T-245 Model FDE71VG Cooling Air flow P-Hi ：　 Temperature distribution Louver position ℃ 5° Velocity distribution m/sec Heating Air flow P-Hi ：　 Temperature distribution Louver position ℃ 45° 29 26 Velocity distribution m/sec...
Page 287 '16 • PAC-T-245 Models FDE100, 125VG Cooling Air flow P-Hi ：　 Temperature distribution Louver position ℃ 5° Velocity distribution m/sec Heating Air flow P-Hi ：　 Temperature distribution Louver position ℃ 45° Velocity distribution m/sec...
Page 288 '16 • PAC-T-245 2.7 PIPING SYSTEM (1) Twin type Gas branch pipe (φ15.88) Indoor unit Indoor unit Outdoor unit Cooling cycle Heating cycle Check joint 4-way valve Thermistor (Tho-A) Muffler Gas line Service valve (Flare connecting) Flare connecting Check joint Thermistor (Heat exchanger) Heat exchanger...
Page 289 '16 • PAC-T-245 (3) Double twin type 2nd branch pipe of gas ( φ 12.7) Outdoor unit Cooling cycle Heating cycle 1st branch Indoor unit Indoor unit Check joint pipe of gas 4-way valve Thermistor Gas line (Tho-A) ( φ 15.88) Thermistor Muffler (Thi-R3)
Page 290 '16 • PAC-T-245 Preset point of the protective devices Equipped Parts name Mark FDC200 model unit Thermistor OFF 63˚C (for protection over- Th i -R ON 56˚C loading in heating) Indoor unit Thermistor OFF 63˚C Th i -R (for frost prevention) ON 56˚C Thermistor OFF 51˚C...
Page 291 '16 • PAC-T-245 2.8 RANGE OF USAGE & LIMITATIONS See next page. Operating temperature range When used below -5˚C, install a snow hood. Considering to get sufficient heating capacity, the area where the averaged lowest ambient Recommendable area to install air temperature in day time during winter is above 0˚C, and it has no accumulation of snow.
Page 292 '16 • PAC-T-245 Operating temperature range ■ Cooling 50℃DB Usage range in cooling -15℃DB Indoor air temperature (℃WB) ■ Heating Usage range in heating Outdoor air temperature (℃WB) Decline in cooling and heating capacity or operation stop may occur when the outdoor unit is installed in places where natural wind can increase or decrease its design airflow rate.
Page 293 Limitation on unit and piping installation - twin,double twin. Marks appearing in the drawing Descriptions Model for outdoor units Dimensional limitations Twin type Double twin type ≦ 40m φ9.52 FDC200V Liquid piping L+La+L1 ≦ 40m L ≦ 70m φ12.7 L+La+L2 L+L1 One-way pipe length ≦ 35m L+Lb+L3 φ22.22...
Page 294 Limitation on unit and piping installation - triple. Marks appearing in the drawing ≧ 3m One-way pipe length difference from the ﬁrst branching point to the indoor unit < 3m Descriptions Model for outdoor units Dimensional limitations Triple type A Triple type B ≦ 40m φ9.52 Liquid piping...
Page 295 '16 • PAC-T-245 2.9 SELECTION CHART 2.9 SELECTION CHART Correct the cooling and heating capacity in accordance with the operating conditions. The net cooling and heating capacity can be obtained in the following way. Net capacity = Capacity shown in the capacity tables (2.9.1) × Correction factors shown in the table (2.9.2) (2.9.3) (2.9.4). Caution: In case that the cooling operation during low outdoor air temperature below -5°C is expected, install the outdoor unit where it is not influenced by natural wind.
Page 296 '16 • PAC-T-245 (1) C (c) Double twin type Model Indoor unit FDT50VF (4 units) Outdoor unit FDC200VSA Cooling mode Heating mode:HC (kW) (kW) Indoor air temperature Indoor air temperature Outdoor air Outdoor air temperature 18℃DB 21℃DB 23℃DB 26℃DB 27℃DB 28℃DB 31℃DB 33℃DB...
Page 297 '16 • PAC-T-245 (2) Ceiling suspended type (FDE) (a) Twin type Model Indoor unit FDE100VG (2 uints) Outdoor unit FDC200VSA Cooling mode Heating mode : HC (kW) (kW) Indoor air temperature Indoor air temperature Outdoor air Outdoor air temperature 18℃DB 21℃DB 23℃DB 26℃DB...
Page 298 '16 • PAC-T-245 (c) Double twin type Model Indoor unit FDE50VG (4 uints) Outdoor unit FDC200VSA Cooling mode Heating mode : HC (kW) (kW) Indoor air temperature Outdoor air Indoor air temperature Outdoor air temperature 18℃DB 21℃DB 23℃DB 26℃DB 27℃DB 28℃DB 31℃DB 33℃DB...
Page 299 '16 • PAC-T-245 [References data] 　Capacity variation against outdoor and indoor temperature at the maximum compressor speed capacity compensation coefficient shows the ratio to nominal capacity. Model FDC200VSA ① Cooling Indoor air temperature 24℃WB Indoor air temperature 19℃WB Indoor air temperature 17℃WB Indoor air temperature 15℃WB...
Page 300 '16 • PAC-T-245 2.9.2 Correction of cooling and heating capacity in relation to air flow rate control (fan speed) Fan speed P-Hi or Hi Coefficient 1.00 0.97 0.95 2.9.3 Correction of cooling and heating capacity in relation to one way length of refrigerant piping It is necessary to correct the cooling and heating capacity in relation to the one way equivalent piping length between the indoor and outdoor units.
Page 301 '16 • PAC-T-245 2.10 APPLICATION DATE 2.10.1 Installation of indoor unit (1) Ceiling cassette-4way type (FDT) ............See page 42 (2) Ceiling suspended type (FDE) .............. . See page 49 2.10.2 Electric wiring work installation ............See page 67 2.10.3 Installation of wired remote control ..........See page 75 2.10.4 Installation of outdoor unit ...............See page 89 2.10.5 Method for connecting the accessory pipe ........See page 97 2.10.6 Instructions for branching pipe set (DIS-WA1,WB1,TA1,TB1) ..
Page 302 '16 • PAC-T-245 3. OPTION PARTS CONTENTS 3.1 WIRELESS KIT ......................302 3.1.1 FDT series (RCN-T-36W-E) ................302 3.1.2 FDE series (RCN-E-E) ..................304 3.1.3 FDUM,FDF series (RCN-KIT3-E) .............308 3.2 SIMPLE WIRED REMOTE CONROL (RCH-E3) ...........310 3.3 FILTER KIT (FDUM series) ..................316 3.4 BASE HEATER KIT (CW-H-E1) ................318 3.5 INTERFACE KIT (SC-BIKN-E) ................324...
Page 303 '16 • PAC-T-245 3.1 WIRELESS KIT 3.1.1 FDT series (RCN-T-36W-E) PJF012D010 Notes : WIRELESS KIT INSTALLATION MANUAL Following functions of indoor unit series are not able to be set with this wireless remote control (RCN-T-36W-E). 1. Individual flap control system 2.
Page 304 '16 • PAC-T-245 Remote control Wireless remote control's operable area ① Standard reachable area of the signal Installation of the control holder [condition] Illuminance at the receiver: 300lux (when no lighting is installed within 1m of the receiver in an ordinary office.) Caution Ceiling surface DO NOT install it on the following places...
Page 305 '16 • PAC-T-245 3.1.2 FDE series (RCN-E-E) PFA012D619A Notes : Following functions of indoor unit series are not able to be set with this wireless remote control (RCN-E-E). 1. Individual flap control system 2. 4-fan speed setting (P-Hi/Hi/Me/Lo) → 3-fan speed setting (Hi/Me/Lo) WARNING ...
Page 306 '16 • PAC-T-245 ③ How to install the receiver CAUTION： ① Remove the cover Place the connectors ② Connect the wiring under the panel ATTENTION ③ Installation of the receiver CAUTION：　 ④ Wireless remote control CAUTION DO NOT install it on the following places. 1.
Page 307 '16 • PAC-T-245 ⑤ Receiver Control plural indoor units with one remote control Up to 16 indoor units can be connected. ① Connect indoor units with each other with 2-core wires. As for size, refer to the following note. ② The receiver wires must be connected only with the indoor unit that will be operated by the remote control directly.
Page 308 '16 • PAC-T-245 ⑤ Receiver (continued) Backup button A backup switch is provided on the receiver section of the panel surface. When operation from the wireless remote control unit is not possible (due to at batteries, a mislaid unit, a unit failure), you can use it as an emergency means.
Page 309 '16 • PAC-T-245 3.1.3 FDUM, FDF series (RCN-KIT3-E) 3.1.3 FDUM, FDF series (RCN-KIT3-E) Notes: ③ How to install the receiver Following functions of indoor unit series are not able to be set with this wireless remote control (RCN-KIT3-E). 1. 4-fan speed setting (PHi/Hi/Me/Lo) 3-fan speed setting (Hi/Me/Lo) The following two methods can be used to install the receiver onto a ceiling or a wall.
Page 310 '16 • PAC-T-245 ④ Remote control (B) Control plural indoor units with one remote control Up to 16 indoor units can be connected. Installation of the control holder ①Connect the XY terminal with 2-core wire. Restrictions on the thickness and length of wire As for the size, refer to the following note.
Page 311 '16 • PAC-T-245 3.2 SIMPLE WIRED REMOTE CONTROL (RCH-E3) Notes: Following functions of indoor unit series are not able to be set with this simple wired remote control (RCH-E3). 　1. 4-fan speed setting (PHi/Hi/Me/Lo) 3-fan speed setting (Hi/Me/Lo) Names and functions of sections Remote control sensor Operation/Inspection lamp ON/OFF button...
Page 312 '16 • PAC-T-245 MITSUBISHI HEAVY INDUSTRIES,LTD. AIR-CONDITIONING & REFRIGERATION SYSTEMS HEADQUARTERS In case of embedding wiring Remote control installation dimensions Wall surface Wiring Wiring outlet Electrical box (In case of embedding wiring) （Prepare on site） 12×7 Slot hole Installation hole 9×4.5 Slot hole （2 places）...
Page 313 '16 • PAC-T-245 In case of exposing cord Simple Remote Control Installation Manual PJZ012D069 ⑴ M ake certain to remove a screw on the bottom surface of the remote control. Read together with indoor unit's installation manual. WARNING ⑴ ● F asten the wiring to the terminal securely and hold the cable securely so as not to apply Screw ⑵ Remove the upper case of the remote control.
Page 314 '16 • PAC-T-245 3. Master/ slave setting when more than one remote control are used ⑴ U p to two remote controls can be connected to one unit (or one group) of indoor unit. Switch Setting Function detail Slave remote control indoor unit SW1-1 Master remote control...
Page 315 connecting section. Be careful about contact failure. unit. (No polarity of X and Y) 100 - 200m･････････････････0.5mm × 2 cores Under 300m･････････････････0.75mm × 2 cores ⑹ M ount the upper case for restoring to its former state so as not to crimp the remote control cord, Under 400m･････････････････1.25mm ×...
Page 316 ailure. “88” blinks on the temperature setting indicator. (blinking for approximately 2 to 10 seconds while 2 cores data are read) Then, the return air temperature is displayed. When AIR CON No. is pressed, return × 2 cores to the indoor unit selection display (example, “U 000”). ×...
Page 317 PJZ012D076 PJZ012D076 PJZ012D076 PJZ012D076 PJZ012D076 PJZ012D076 PJZ012D076 PJZ012D076 PJZ012D076 PJZ012D076 PJZ012D076 PJZ012D076 PJZ012D076 PJZ012D076 PJZ012D076 PJZ012D076 PJZ012D076 PJZ012D076 PJZ012D076 Installation Points and Operating Installation Points and Operating Installation Points and Operating Installation Points and Operating Installation Points and Operating Installation Points and Operating Installation Points and Operating Installation Points and Operating Installation Points and Operating...
Page 318 '16 • PAC-T-245 3. Installation Points (1) Stick the insulation on both inner sides of the duct, leaving no space up and down. (Unit inside) BOTTOM Insulation Sticking standard position for insulation Duct (Unit outside) Insulation (*) After unpacking, bottom side of the unit is located at the upper side. (2) Install the rail on both inner sides of the duct with the screw.
Page 319 '16 • PAC-T-245 3.4 BASE HEATER KIT (CW-H-E1) PCZ012D007A Model Name: CW-H-E1 WARNING CAUTION Follow the instruction and installation manual for Follow the law or regulation of the country where outdoor unit when installing the heater. it is installed. This heater must be installed by authorized Do not alter the heater.
Page 320 '16 • PAC-T-245 Step 2 2. Remove the service panel (3 places) (4 places) (4 places) Model A Model B Model C Step 3 3. Remove the front panel Pull the panel straightforward so that the panel doesn’t touch the fan blade. (7 places) (11 places) (16 places)
Page 321 '16 • PAC-T-245 Step 6 End of Heater End plate of Heat exchanger 6. Put the heater underneath the heat exchanger and align the end of heater with the end plate of heat exchanger. Step 7 7. Fix the heater with brackets. This bracket is for model B only For model A, use 3 pcs of bracket A, 1pc of...
Page 322 '16 • PAC-T-245 Step 8 <Note> 8. Insert the plastic band with clip on the designated 1) Do not fasten the heating part with the 2) When the heater is laid down correctly, place (2 places), and fix the heater.(Model B,C only) plastic band.
Page 323 '16 • PAC-T-245 Step 10 <Note> 10. Insert the connector to the port (Model A: Be sure to cut the excess part of plastic band. CNN, Model B,C:CNF) on the PCB, and fix It may cause abnormal noise when hit by fan blade or misassembling of panels. the wire with bands.
Page 324 '16 • PAC-T-245 Step 12 12. Reassemble the panels. [ Model A ] Front panel Service panel Top panel [ Model B ] Front panel Service panel Top panel [ Model C ] Front panel Service panel Top panel <Note> 1) When reassembling the service panel, take care not to damage the front panel with the edge.
Page 325 '16 • PAC-T-245 3.5 INTERFACE KIT (SC-BIKN-E) (1) Interface kit RKZ012A088B Accessories included in package Safety precautions Before use, please read these Safety Precautions thoroughly before installation. Be sure to check all the accessories included in package. ●All the cautionary items mentioned below are important safety related items to be taken into consideration, so be sure to observe them at all times.
Page 326 '16 • PAC-T-245 Installation of the interface ・Install the interface within the range of the connection cable length (approximately 1.3m) from the indoor unit. Wiring inlet ・Be sure not to extend the connection cable on site. If the connection cable is extended, malfunction may occur. ・Fix the interface on the wall, pillar or the like.
Page 327 '16 • PAC-T-245 Functions of CNT connector It is available to operate the air-conditioning unit and to monitor the operation status with the external control unit (remote display) by sending the input/output signal through CNT connector on the indoor control PCB. 0.75mm Note (1) 0.3mm ×2m...
Page 328 '16 • PAC-T-245 Connection of wired remote control Regarding the connection of wired remote control, refer to the instruction manual of wired remote control. ①Switch ON the DIP switch SW2-2 (Factory setting : ON) on the interface PCB. DIP suitch Caution:Wireless remote control attached to the indoor unit can be used in parallel, after connecting the wired remote control.
Page 329 '16 • PAC-T-245 Cable connection for a V multi configuration installation (2) Cable connection for SRK twin / triple installation Connect the same pairs number of terminal block " , ,and "and " " between master and slave indoor units. Do the same address setting of all inside units belong to same refrigerant system by rotary switch SW1 on SC-BIKN-E’s PCB (Printed circuit board).
Page 330 '16 • PAC-T-245 3.6 SUPERLINK E BOARD (SC-ADNA-E)
Page 331 '16 • PAC-T-245...
Page 332 Because of our policy of continuous improvement, we reserve the right to make changes in all specifications without notice. Because of our policy of continuous improvement, we reserve the right to make changes in all specifications without notice. Copyright MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. Copyright MITSUBISHI HEAVY INDUSTRIES, LTD.

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