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ComfortStar CZP09CD Service Manual

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Revision V2301

Table of Contents

1.
2.
Part Names And Functions
3.
4.
5.
6.
7.
8.
9.
WARNING
Installation MUST conform with local building codes or, in the absence of local codes, with the
National Electrical Code NFPA70/ANSI C1-1993 or current edition and Canadian Electrical
Code Part1 CSA C.22.1.
The information contained in the manual is intended for use by a qualified service technician
familiar with safety procedures and equipped with the proper tools and test instruments
Installation or repairs made by unqualified persons can result in hazards to you and others.
Failure to carefully read and follow all instructions in this manual can result in equipment
malfunction, property damage, personal injury and/or death.
This service is only for service engineer to use.
lIght COMMERCIAl MOnO 3d AIR
COndItIOnER
SERVICE MAnUAl
Model Numbers:
Regular
HI HEAT
ODU
ODU
CZP09CD(O)
CHF09CD(O)
CZP12CD(O)
CHF12CD(O)
CZP18CD(O)
CHF18CD(O)
CZP24CD(O)
CHF24CD(O)
CZP36CD(O)
CHF36CD(O)
CZP48CD(O)
CHF48CD(O)
CZP60CD(O)-B
CHF60CD(O)
Mono DC
Floor
Ducted
Ceiling
CPA-09B
CPA-12B
CPA-18B
FPA-18
CPA-24B
FPA-24
CPA-36DUB
FPA-36DU
CPA-48DUB
FPA-48DU
CPA-60DU
FPA-60DU
Cassette
TPA-09
TPA-12
TPA-18
TIP24
TIP36
TIP48

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Summary of Contents for ComfortStar CZP09CD

  • Page 1: Table Of Contents

    Revision V2301 Table of Contents Model Numbers: Precaution Part Names And Functions Regular HI HEAT Floor Dimension Ducted Cassette Ceiling Service space CZP09CD(O) CHF09CD(O) CPA-09B TPA-09 Refrigerant Cycle Diagram CZP12CD(O) CHF12CD(O) CPA-12B TPA-12 Wiring Diagram Fan Curves CZP18CD(O) CHF18CD(O) CPA-18B...
  • Page 2 CONTENTS 1. Precaution ..............................1 1.1 Safety Precaution ........................... 1 1.2 Warning ............................1 2. Part Names and Features ..........................4 2.1 Model Names of Indoor/Outdoor units ................... 4 2.2 Part names of Indoor/Outdoor units ....................5 2.3 Features ............................10 3. Dimension ..............................19 3.1 Indoor Unit ............................
  • Page 3 16. Electronic Function ..........................172 16.1 Abbreviation ..........................172 16.2 Display function ........................172 16.3 Main Protection .........................172 16.4 Operation Modes and Functions ....................174 17. Troubleshooting ............................. 185 17.1 Indoor Unit Error Display ......................186 17.2 Error Display on Two Way Communication Wired Controller ..........188 17.3 Outdoor unit error display ......................189 For 9K-24K outdoor unit: ........................

  • Page 4: Precaution

    Be caution when unpacking and  installing the product. 1. Precaution Sharp edges could cause injury, be especially careful of the case edges and the fins on the 1.1 Safety Precaution condenser and evaporator. For installation, always contact the  To prevent injury to the user or other ...
  • Page 5 If strange sounds or smoke comes Install the drain hose to ensure that   from product, turn the breaker off or water is drained away properly. disconnect the power supply cable. A bad connection may cause water leakage. Keep level even when installing the There is risk of electric shock or fire.
  • Page 6 Do not insert hands or other objects  through air inlet or outlet while the product is operated. Do not drink the water drained from  the product. Use a firm stool or ladder when  cleaning or maintaining the product. Be careful and avoid personal injury.

  • Page 7: Part Names And Features

    2. Part Names and Features 2.1 Model Names of Indoor/Outdoor units Regular HI HEAT Floor Ducted Cassette Ceiling CZP09CD(O) CHF09CD(O) CPA-09B TPA-09 CZP12CD(O) CHF12CD(O) CPA-12B TPA-12 CZP18CD(O) CHF18CD(O) CPA-18B FPA-18 TPA-18 CZP24CD(O) CHF24CD(O) CPA-24B FPA-24 TIP24 CZP36CD(O) CHF36CD(O) CPA-36DUB FPA-36DU...

  • Page 8: Part Names Of Indoor/Outdoor Units

    2.2 Part names of Indoor/Outdoor units Cassette Units...
  • Page 9 New Cassette Units FPA Duct Units...
  • Page 10 Console Units...
  • Page 11 Ceiling-floor Units...
  • Page 12 HESP DUCT Units...

  • Page 13: Features

    2.3 Features 2.3.1 Cassette Units 2.3.1.1 Lower Noise Optimize air channel system design to ensure the maximum quietness and comfort.  Noise max down 6dB.  2.3.1.2 Turbo Mode (Optional) Turbo function can boost cooling or heating speed in a short period, and makes the room cool ...
  • Page 14 Compared with infrared remote controller, wired controller can be fixed on the wall and avoid  mislaying. It's mainly used for commercial zone and makes air conditioner control more convenient. 2.3.1.6 Build-in Drain Pump  The drain pump can lift the condensing water up to 750mm upmost. ...
  • Page 15 2.3.2 Console Units (not for USA market) 2.3.2.1. Modern and Elegant Appearance The simple and stylish designs can nicely harmonies with your living space.  2.3.2.2. Two Air-outlet Ways Cooling mode Quick Cooling To maintain room temp Air outlet from top and bottom to make quick cooling ------When the A/C is just switched on, or ...
  • Page 16 2.3.2.3. Four Air Inlets 2.3.2.4. Low Noise DC indoor fan motor, which has five speeds.  Low noise and energy saving.  Advanced centrifugal fan technology makes a fast airflow and reduces the indoor noise. ...
  • Page 17 2.3.3 Ceiling-floor Units 2.3.3.1 Two-way Installation The rounded design of the ceiling and floor type air conditioner allows either ceiling or floor-level  installation. Ceiling installation saves room space, while floor installation helps prevent the loss of warm air. 2.3.3.2 Brief Design Brief design that is suitable for any interior will not only give you cooling and heating performance ...
  • Page 18 2.3.3.7 Outside Water Pump for Optional When Ceiling Installation.
  • Page 19 2.3.4 FPA Duct Units Higher Static Pressure 2.3.4.1. As a ducted air conditioner with medium static pressure, it has the widest static pressure range.  The maximum static pressure reaches 160Pa  Slim Design 2.3.4.2. The industry Lowest height is designed to be fitted into tight roof spaces. ...
  • Page 20 FPA duct uses two wires without polarity connection way, which almost has no mistake during the  installation. Easy Clean 2.3.4.5. With a larger window design, once the motor and the blower wheels have been detached, heat  exchanger and water receiver tray in behind can be seen very clearly. Dust can be easily removed from the inside by vacuum 2.3.4.6.
  • Page 21 2.3.4.7. Drain pump (Optional) Built-in drain pump can lift the water to 750mm upmost, which widens the drainage piping range. ...
  • Page 22 2.3.5 HESP DUCT Units 2.3.5.1 High static pressure design Max static pressure of indoor unit is 200Pa.  The longest distance of air supply is 40m, the max height of air supply is 6.5m.  Specially recommended for spacious and large rooms like large stores and factories. ...

  • Page 23: Dimension

    3. Dimension 3.1 Indoor Unit Cassette Units TPA (9K, 12K, 18K) Liquid side Gas side Body Drain hole Wiring connection port ( for Service ) E-parts box 4-Screw hole (for install panel) 4-install hanger Drain pipe Fresh air intake Wiring connection port Panel...
  • Page 24 Cassette Units TPA (24K, 36K, 48K) 92 92 Fresh air intake 4-install hanger Body Gas side Liquid side Wiring connection port E-parts box Service hole for Test mouth & Test cover draining pump Drain hole 92 92 92 92 Panel Capacity (Btu/h) Unit inch...
  • Page 25 New Cassette TIP Units(24K, 36K, 48K) Capacity (Btu/h) Unit inch 3.15 8.07 1.97 inch 3.64 9.65 2.36 inch 3.64 11.30 2.36...
  • Page 26 Console Units (for special area)
  • Page 27 Ceiling-floor Units (18K-60K) 2- 33 Wiring connection port 2- 40 Drain discharge port Fresh air intake Refrigerant pipe hole Hanging arm Capacity (Btu/h) Unit 1068 18K / 24K inch 42.05 26.57 9.25 38.70 1285 1200 inch 50.59 26.57 9.25 47.24 1650 1565 48K/60K...
  • Page 28 FPA Duct Units Model unit (KBtu/h) 9/12 inch 27.6 19.9 17.7 21.1 23.6 29.2 14.2 inch 34.6 26.5 23.6 27.8 30.8 36.2 20.0 1100 1001 1140 inch 43.3 30.5 27.6 36.5 39.4 44.9 23.5 1360 1186 1261 1400 inch 53.5 30.5 27.6 46.7...
  • Page 29 9/12K with external condensate pump(optional)
  • Page 30 18K with external condensate pump(optional)
  • Page 31 CPA-60DU (suspension position) 2-Φ3.2 Φ5 NOTE:16 groups all around(the same of the air inlet flange)

  • Page 32: Outdoor Unit

    3.2 Outdoor Unit Note: The above drawing is only for reference. The appearance of your units may be different. Model unit CHF24CD(O) 1030 CZP24CD(O) inch 37.2 16.1 31.9 40.6 26.5 15.9 CZP36CD(O)
  • Page 33 Model Unit CHF36CD(O) 1333 1045 CZP48CD(O) CHF48CD(O) CHF60CD(O) inch 37.5 16.3 52.5 41.1 25.0 15.9 CZP60CD(O)-B...
  • Page 34 CZP09CD(O), CZP12CD(O) 30.87(784) W3 11.9(303) D 30.12(765) W 32.9(835) W1 17.8(452) A 0.71(18) 61.6 A2 10 A1...
  • Page 35 CHF09CD(O), CHF12CD(O)
  • Page 36 CHF18CD(O), CZP18CD(O) 35.24(895) 13.46(342) D 26.1(663) 35(890) 37.6(955) 2.4(61) 2.91(74) 0.47(12)

  • Page 37: Service Space

    4. Service Space 4.1 Indoor Unit FPA Duct Units Ensure enough space required for installation and maintenance. 200mm(7.87in) or more 300mm(11.81in) or more 600mmx600mm/23.62inx23.62in Check orifice All the indoor units reserve the hole to connect the fresh air pipe. The hole size as following Cassette Units Unit: mm...
  • Page 38 New Cassette Units Ceiling Ventilator Indoor unit Indoor unit Illumination Ceiling ＞ 150cm / 59.1? ＞ 150cm / 59.1? ＞ 200cm / 78.7? (200cm / 78.7? recommended) ＞ 400cm / 157.5? >230cm / 90.6? Ground Ceiling Front panel Ceiling board B (Ceiling hole) Capacity (kBtu/h) A(mm/inch)
  • Page 39 Console Units Ceiling-floor Units...

  • Page 40: Outdoor Unit

    HESP DUCT 500mm or more 600mm or more Indoor unit Maintenance and repair space 600mmx600mm 4.2 Outdoor Unit (Wall or obstacle) More than 30cm(11.81in) Air inlet More than 60cm More than 30cm (23.62in) (11.81in) Maintain channel More than 60cm Air inlet (23.62in) Air outlet More than 200cm(78.74in)

  • Page 41: Refrigerant Cycle Diagram

    5. Refrigerant Cycle Diagram CHF09CD(O),CHF12CD(O) INDOOR OUTDOOR Electronic CAPILIARY TUBE expansion valve LIQUID SIDE 2-WAY VALVE T3 Condenser temp. sensor HEAT EXCHANGE (EVAPORATOR) HEAT T4 Ambient T1 Room temp. EXCHANGE temp. sensor sensor (CONDENSER) T2 Evaporator temp. sensor GAS SIDE 4-WAY VALVE 3-WAY VALVE T5 Discharge...
  • Page 42 CZP09CD(O), CZP12CD(O) INDOOR OUTDOOR Electronic CAPILIARY TUBE expansion valve LIQUID SIDE 2-WAY VALVE T3 Condenser temp. sensor HEAT EXCHANGE (EVAPORATOR) HEAT T4 Ambient T1 Room temp. EXCHANGE temp. sensor sensor (CONDENSER) T2 Evaporator temp. sensor GAS SIDE 4-WAY VALVE Accumulator...
  • Page 43 CZP36CD(O), CZP48CD(O), CZP60CD(O)-B INDOOR OUTDOOR Cold plate LIQUID SIDE Throttle orifice Strainer 2-WAY VALVE T3 Condenser temp. sensor HEAT EXCHANGE HEAT (EVAPORATOR) T4 Ambient T1 Room temp. EXCHANGE temp. sensor sensor (CONDENSER) T2 Evaporator temp. sensor GAS SIDE 4-WAY VALVE High pressure switch 3-WAY VALVE Accumulator...
  • Page 44 CHF18CD(O), CZP18CD(O),CHF24CD(O), CZP24CD(O) INDOOR OUTDOOR Cold plate LIQUID SIDE Strainer Electronic Throttle orifice 2-WAY VALVE T3 Condenser expansion valve temp. sensor HEAT HEAT T4 Ambient T1 Room temp. EXCHANGE EXCHANGE temp. sensor sensor (EVAPORATOR) (CONDENSER) T2 Evaporator temp. sensor GAS SIDE 4-WAY VALVE 3-WAY VALVE Accumulator...

  • Page 45: Wiring Diagram

    6. Wiring Diagram 6.1 Indoor Unit TPA-09, TPA-12, TPA-18,...
  • Page 46 TIP24 TIP36, TIP48...
  • Page 47 FPA-18, FPA-24 FPA-36DU...
  • Page 48 FPA-48DU FPA-60DU...
  • Page 49 FPA-36DU,FPA-48DU CPA-09B, CPA-12B, CPA-18B, CPA-24B...
  • Page 50 CPA-36DUB , CPA-48DUB, CPA-60DU 6.1.1 Some connectors introduce: TPA-09, TPA-12, TPA-18, TIP24, TIP36,TIP48 A For remote control (ON-OFF) terminal port CN23 and short connector of JR6 1. Remove the short connector of JR6 when you use ON-OFF function; 2. When remote switch off (OPEN), the unit would be off; 3.
  • Page 51 B For ALARM terminal port CN33 1. Provide the terminal port to connect ALARM, but no voltage of the terminal port , the power from the ALARM system (not from the unit ) 2. Although design voltage can support higher voltage, but we strongly ask you connect the power less than 24V, current less than 0.5A 3.
  • Page 52 4. The new fresh motor will be worked when the indoor fan motor work ;when the indoor fan motor stops , the new fresh motor would be stopped ; 5. When the unit enter force cooling mode or capacity testing mode, the fresh motor isn’t work . FPA-18, FPA-24, FPA-36DU, FPA-48DU, FPA-60DU A For remote control (ON-OFF) terminal port CN23 1.
  • Page 53 B For ALARM terminal port CN33 1. Provide the terminal port to connect ALARM, but no voltage of the terminal port , the power from the ALARM system (not from the unit ) 2. Although design voltage can support higher voltage, but we strongly ask you connect the power less than 24V, current less than 0.5A 3.
  • Page 54 1. Connect the fan motor to the port, no need care L/N of the motor; 2. The output voltage is the power supply; 3. The fresh motor cannot excess 200W or 1A, follow the smaller one; 4. The new fresh motor will be worked when the indoor fan motor work ;when the indoor fan motor stops, the new fresh motor would be stopped;...
  • Page 55 CPA-09B, CPA-12B, CPA-18B, CPA-24B, CPA-36DUB , CPA-48DUB, CPA-60DU A. For new fresh motor terminal port (also for Anion generator) CN43: 1. Connect the fan motor to the port, no need care L/N of the motor; 2. The output voltage is the power supply; 3.
  • Page 56 B For ALARM terminal port CN33 1. Provide the terminal port to connect ALARM, but no voltage of the terminal port, the power from the ALARM system (not from the unit ) 2. Although design voltage can support higher voltage, but we strongly ask you connect the power less than 24V, current less than 0.5A 3.
  • Page 57 6.1.2 Micro-Switch Introduce: TPA-09, TPA-12, TPA-18, A. Micro-switch SW1 is for selection of indoor fan stop temperature (TEL0) when it is in anti-cold wind action in heating mode. Range: 24 C, 15 C, 8 C, according to EEROM setting (reserved for special customizing). T E L 0 + 1 6 S e ttin g fa n s p e e d T E L 0 + 1 2...
  • Page 58 Range: Active, inactive D. Micro-switch SW5 is for setting mode priority of multi connection. Range: Heat, cool. E.Micro-switch SW6 is for selection of temperature compensation in heating mode. This helps to reduce the real temperature difference between ceiling and floor so that the unit could run properly. If the height of installation is lower, smaller value could be chosen.
  • Page 59 TIP24, TIP36, TIP48 A. Micro-switch SW1 is for selection of indoor fan stop temperature (TEL0) when it is in anti-cold wind action in heating mode. Range: 24 C, 15 C, 8 C, according to EEROM setting (reserved for special customizing). B.
  • Page 60 C. Micro-switch SW2-2 is for selection of Breezeless function. Range: OFF, ON. D. Micro-switch SW3 is for selection of auto-restart function. Range: Active, inactive E.Micro-switch SW6 is for selection of temperature compensation in heating mode. This helps to reduce the real temperature difference between ceiling and floor so that the unit could run properly. If the height of installation is lower, smaller value could be chosen.
  • Page 61 G. Micro-switch SW8 is for setting the master or slave unit when the unit is in twin connection. Range: Master no slave (Normal 1 drive 1 connection), Master (2 positions without difference), Slave H.Micro-switch S1 and dial-switch S2 are for address setting when you want to control this unit by a central controller.
  • Page 62 FPA-18, FPA-24 A. Micro-switch SW1 is for selection of indoor fan stop temperature (TEL0) when it is in anti-cold wind action in heating mode. Range: 24 C, 15 C, 8 C, According to EEROM setting (reserved for special customizing). For FPA-24: T E L 0 + 1 6 S e ttin g fa n s p e e d T E L 0 + 1 2...
  • Page 63 For FPA-18: TE L0+23- TE 1 S etting fan speed T EL0+18- T E1 TE L0+21- TE 1 TE L0+19- TE 1 T EL0+16- T E1 TE L0+17- TE 1 T EL0+14- T E1 TE L0+15- TE 1 T EL0+12- T E1 T EL0+10- T E1 TE L0+13- TE 1 S uper slow...
  • Page 64 E.Micro-switch SW6 is for selection of temperature compensation in heating mode. This helps to reduce the real temperature difference between ceiling and floor so that the unit could run properly. If the unit is on-floor installed, 0 should be chosen. Range: 0 C, 2 C, 4...
  • Page 65 TE L0+23- TE 1 S etting fan speed TE L0+21- TE 1 T EL0+18- T E1 TE L0+19- TE 1 T EL0+16- T E1 TE L0+17- TE 1 T EL0+14- T E1 TE L0+15- TE 1 T EL0+12- T E1 T EL0+10- T E1 TE L0+13- TE 1 S uper slow...
  • Page 66 Range: Single Fan, Double Fan E.Micro-switch SW6 is for selection of temperature compensation in heating mode. This helps to reduce the real temperature difference between ceiling and floor so that the unit could run properly. If the unit is on-floor installed, 0 should be chosen. Range: 0 C, 2 C, 4...
  • Page 67 FPA-60DU A. Micro-switch SW1 is for selection of indoor fan stop temperature (TEL0) when it is in anti-cold wind action in heating mode. Range: 24 C, 15 C, 8 C , According to EEROM setting (reserved for special customizing). TE L0+23- TE 1 S etting fan speed T EL0+18- T E1 TE L0+21- TE 1...
  • Page 68 D.Micro-switch SW6 is for selection of temperature compensation in heating mode. This helps to reduce the real temperature difference between ceiling and floor so that the unit could run properly. If the unit is on-floor installed, 0 should be chosen. Range: 0 C, 2 C, 4...
  • Page 69 CPA-09B, CPA-12B, CPA-18B, CPA-24B A. Micro-switch SW1 is for selection of indoor fan stop temperature (TEL0) when it is in anti-cold wind action in heating mode. Range: 24 C, 15 C, 8 C, according to EEROM setting (reserved for special customizing). TE L0+23- TE 1 S etting fan speed T EL0+18- T E1...
  • Page 70 of installation is lower, smaller value could be chosen. Range: 6 C, 4 C, 2 C, E function (reserved for special customizing) D. Micro-switch S1 and dial-switch S2 are for address setting when you want to control this unit by a central controller.
  • Page 71 B. Micro-switch SW3 is for selection of auto-restart function. Range: Active, inactive C. Micro-switch SW5 is for setting the master or slave unit when the unit is in twin connection. Range: Master no slave (Normal 1 drive 1 connection), Master (2 positions without difference), Slave D.Micro-switch SW6 is for selection of temperature compensation in heating mode.
  • Page 72 E. Micro-switch S1 and dial-switch S2 are for address setting when you want to control this unit by a central controller. Range: 00-63 F. Dial-switch ENC1: The indoor PCB is universal designed for whole series units from 18K to 55K. This ENC1 setting will tell the main program what size the unit is.

  • Page 73: Outdoor Unit

    6.2 Outdoor Unit CZP09CD(O), CZP12CD(O), CHF09CD(O), CHF12CD(O)
  • Page 74 CHF18CD(O), CZP18CD(O), CZP24CD(O)
  • Page 75 CHF24CD(O) BLACK BLUE COMP_ T OP OPTIOna l CN3 2 CN2 9 CN3 0 CN2 6 CN4 2 CN1 6 BLACK BLUE BLUE CN2 0 OPTIONAL HE AT1 CN 8 BLACK CN2 1 WHITE OPTIONAL HE AT2 CN3 6 BLACK CN1 2 CN 11 CN2 7...
  • Page 76 CHF36CD(O), CHF48CD(O)
  • Page 77 CZP36CD(O)
  • Page 78 CZP48CD(O), CZP60CD(O)-B...
  • Page 79 PCB board of CZP09CD(O), CZP12CD(O),CZP24CD(O), CHF09CD(O) CHF12CD(O) [1.7] 2018-10-26 L601 CN10 CN3_1 Earth DAS1 CN3_2 N-IN L-IN CN11 FUSE1 T20A/250VAC D601 CN16 R195 PTC1 R606 R128 R129 R131 R130 R603 R604 R605 D610 D406 C601 E331 R623 D602 R180 D401...
  • Page 80 PCB board of CHF18CD(O) Name Meaning Earth: connect to Ground Power Supply N_in: connect to N-line (208-230V AC input) (CN3) L_in: connect to L-line (208-230V AC input) S: connect to indoor unit communication 4-WAY CN60 connect to 4 way valve, 208-230V AC when is ON. HEAT1 CN16 connect to compressor heater, 208-230V AC when is ON...
  • Page 81 PCB board of CZP18CD(O) Name Meaning Earth: connect to Ground Power Supply N_in: connect to N-line (208-230V AC input) L_in: connect to L-line (208-230V AC input) S: connect to indoor unit communication 4-WAY CN60 connect to 4 way valve, 208-230V AC when is ON. AC-FAN connect to AC fan HEAT2...
  • Page 82 PCB board of CHF24CD(O), CZP36CD(O) Name Meaning CN11 N_in: connect to N-line (208-230V AC input) Power Supply CN12 L_in: connect to L-line (208-230V AC input) EEV-A CN16 EEV-B CN13 EEV-C EEV-D CN15 connect to electric expansion valve EEV-E EEV-F CN17 EEV-G CN14 connect to pipe temp.
  • Page 83 DC-FAN CN32 connect to DC fan CN31 S: connect to indoor unit communication(pin1-pin2: 24VDC Pulse wave; S-C(mono) CN34 pin2-pin3: 208-230V AC input) HEAT_D connect to chassis heater, 208-230V AC when is ON CN20 CN21 HEAT_Y connect to compressor heater, 208-230V AC when is ON CN36 4-WAY CN38...
  • Page 84 PCB board of CHF36CD(O), CZP48CD(O), CHF48CD(O), CZP60CD(O)-B Name Meaning L1_in: connect to L1-line (230V AC input) Power Supply L2_in: connect to L2-line (230V AC input) Exhaust temp. sensor T5 TESTPORT CN35 used for testing HEAT1 CN19/CN20 connect to chassis heater, 208-230V AC when is ON HEAT2 CN24/CN25 connect to compressor heater, 208-230V AC when is ON...
  • Page 85 (pin1-pin2&pin3-pin4:5VDC pulse wave) Compressor CN14 connect to compressor top temperature sensor CN11 connect to pipe temp. sensor T2B T4 T3 connect to pipe temp. sensor T3, ambient temp. sensor T4 CN15/CN23/CN26/ connect to Electric Expansion Valve(A~F) CN30/CN33/CN38 connect to IPM&PFC board CN9 CN22 Communication to indoor unit...
  • Page 86 IPM board of CHF36CD(O),CZP48CD(O),CHF48CD(O), CZP60CD(O)-B Name Meaning connect to main board L-Out Power Supply connect to main board N-Out Connect to main PCB CN6 FAN_DC FAN_1/FAN_2 connect to outdoor DC fan 1& DC fan 2 CN_COMP Connect to compressor...

  • Page 87: Fan Curves

    7. Fan Curves CPA-09B...
  • Page 88 CPA-12B...
  • Page 89 CPA-18B...
  • Page 90 CPA-24B...
  • Page 91 CPA-36DUB Air volume m3 /h(CFM) Air volume m3 /h(CFM) 3600(2118) 3600(2118) 3400(2000) 3400(2000) 3200(1882) 3200(1882) 3000(1765) 3000(1765) 2800(1647) 2800(1647) 2600(1529) 2600(1529) 2500(1471) 2500(1471) 2400(1412) 2400(1412) 2200(1294) 2200(1294) 2000(1176) 2000(1176) Rated Point Rated Point 1800(1059) 1800(1059) 1600(941) 1600(941) Limit 1400(823) 1400(823) Limit High High...
  • Page 92 CPA-48DUB Air volume m3 /h(CFM) Air volume m3 /h(CFM) 4200(2471) 4200(2471) 4000(2353) 4000(2353) 3800(2235) 3800(2235) 3600(2118) 3600(2118) 3400(2000) 3400(2000) 3200(1882) 3200(1882) 3100(1824) 3100(1824) 3000(1765) 3000(1765) 2800(1647) 2800(1647) 2600(1529) 2600(1529) 2400(1412) Rated Point 2400(1412) Rated Point Limit 2200(1294) 2200(1294) 2000(1176) 2000(1176) 1800(1059) Limit 1800(1059)
  • Page 93 CPA-60DU S P 2 Air volume m3 /h(CF M) S P 1 Air volume m3 /h(CF M) 4600(2706) 4600(2706) 4400(2588) 4400(2588) 4200(2471) 4200(2471) 4000(2353) 4000(2353) 3800(2235) 3800(2235) 3600(2118) 3600(2118) 3400(2000) 3400(2000) 3200(1882) 3200(1882) 3000(1765) R ated P oint R ated P oint 3000(1765) 2800(1647) 2800(1647)
  • Page 94 7.1 Using the wire controller to set external static pressure  You can use the unit’s automatic airflow adjustment function to set external static pressure.  Automatic airflow adjustment is the volume of blow-off air that has been automatically adjusted to the quantity rated.
  • Page 95 For 120L wire controller, perform the following steps: - In power-on or standby mode, long press ON/FF and FAN together for 7 seconds to engineer mode - Press " " or " " to select the channel "8". △ ▽ - Press "On/Off"...

  • Page 96: Air Velocity Distributions

    8. Air Velocity Distributions Console Units Cooling...
  • Page 97 Heating...
  • Page 98 Cassette Units 9K/12K Cooling Discharge Angle 30°...
  • Page 99 Discharge Angle 60°...
  • Page 100 Heating Discharge Angle 30°...
  • Page 101 Discharge Angle 60°...
  • Page 102 Cooling Discharge Angle 30°...
  • Page 103 Discharge Angle 60°...
  • Page 104 Heating Discharge Angle 30°...
  • Page 105 Discharge Angle 60°...
  • Page 106 Cooling Discharge Angle 30° Discharge Angle 60°...
  • Page 107 Heating Discharge Angle 30°...
  • Page 108 Discharge Angle 60° Cooling Discharge Angle 30°...
  • Page 109 Discharge Angle 60°...
  • Page 110 Heating Discharge Angle 30° Discharge Angle 60°...
  • Page 111 Cooling Discharge Angle 30°...
  • Page 112 Discharge Angle 60° Heating Discharge Angle 30°...
  • Page 113 Discharge Angle 60°...
  • Page 114 Ceiling-floor Units Cooling Ceiling installation: Discharge Angle 30° Discharge Angle 60°...
  • Page 115 Floor installation: Discharge Angle 30°...
  • Page 116 Discharge Angle 60° Heating Ceiling installation: Discharge Angle 30°...
  • Page 117 Discharge Angle 60°...
  • Page 118 Floor installation: Discharge Angle 30° Discharge Angle 60°...
  • Page 119 Cooling Ceiling installation: Discharge Angle 30°...
  • Page 120 Discharge Angle 60° Floor installation: Discharge Angle 30°...
  • Page 121 Discharge Angle 60°...
  • Page 122 Heating Ceiling installation: Discharge Angle 30° Discharge Angle 60°...
  • Page 123 Floor installation: Discharge Angle 30°...
  • Page 124 Discharge Angle 60° Cooling Ceiling installation: Discharge Angle 30°...
  • Page 125 Discharge Angle 60°...
  • Page 126 Floor installation: Discharge Angle 30° Discharge Angle 60°...
  • Page 127 Heating Ceiling installation: Discharge Angle 30°...
  • Page 128 Discharge Angle 60° Floor installation: Discharge Angle 30°...
  • Page 129 Discharge Angle 60°...
  • Page 130 Cooling Ceiling installation: Discharge Angle 30° Discharge Angle 60°...
  • Page 131 Floor installation: Discharge Angle 30°...
  • Page 132 Discharge Angle 60° Heating Ceiling installation: Discharge Angle 30°...
  • Page 133 Discharge Angle 60°...
  • Page 134 Floor installation: Discharge Angle 30° Discharge Angle 60°...
  • Page 135 Cooling Ceiling installation: Discharge Angle 30°...
  • Page 136 Discharge Angle 60° Floor installation: Discharge Angle 30°...
  • Page 137 Discharge Angle 60°...
  • Page 138 Heating Ceiling installation: Discharge Angle 30° Discharge Angle 60°...
  • Page 139 Floor installation: Discharge Angle 30°...
  • Page 140 Discharge Angle 60°...

  • Page 141: Electric Characteristics

    9. Electric Characteristics Model Indoor Unit Voltage Min. Max. TPA-09 208-230V 187V 253V CPA-09B 208-230V 187V 253V TPA-12 208-230V 187V 253V CPA-12B 208-230V 187V 253V TIP24 208-230V 187V 253V FPA-24 208-230V 187V 253V CPA-24B 208-230V 187V 253V FPA-36DU 208-230V 187V 253V CPA-36DUB 208-230V...
  • Page 142 Noise level dB(A) Model CPA-09B CPA-12B CPA-18B CPA-24B CPA-36DUB CPA-48DUB CPA-60DU 1.4m Microphone Noise level dB(A) Model TPA-09 TPA-12 TPA-18 TIP24 TIP36 52.5 46.5 TIP48...
  • Page 143 Microphone 1.5m Air outlet side Microphone Noise level dB(A) Model FPA-18 FPA-24 FPA-36DU FPA-48DU FPA-60DU...

  • Page 144: Accessories

    10.2 Outdoor unit Outdoor Unit Microphone 1.0m Note: H= 0.5 × height of outdoor unit Model Noise Level dB(A) CZP09CD(O) CZP12CD(O) CHF09CD(O) CHF12CD(O) CHF18CD(O) CZP18CD(O) 60.5 CHF24CD(O) 62.5 CZP24CD(O) CHF36CD(O) CZP48CD(O) CHF48CD(O) 66.5 CHF60CD(O) CZP60CD(O)-B 11. Accessories Duct Units Name...
  • Page 145 Drain joint Drainpipe Fittings (for cooling & heating) Seal ring Wired controller & Its Frame Wired controller Others Manual Magnetic ring (twist the electric wires L EMS & It’s fitting and N around it to five circles) Cassette Units Name Shape Quantity Installation Fittings...
  • Page 146 Remote controller Remote controller & Its Frame Frame Mounting screw(ST2.9×10-C-H) Alkaline dry batteries (AM4) Others Manual Ceiling-floor Units Name Shape Quantity 1. Remote controller Remote controller & Its 2. Remote controller holder holder 3. Mounting screw (ST2.9×10-C-H) 4. Alkaline dry batteries (AM4) Others 5.

  • Page 147: The Specification Of Power

    12. The Specification of Power Type 9K-18K Phase 1-phase 1-phase Power Frequency and Voltage 208-230V, 60Hz 208-230V, 60Hz Circuit Breaker/ Fuse (A) 25/20 25/20 Indoor Unit Power Wiring 3-core cable 3-core cable Outdoor Unit Power Wiring (14AWG) (14AWG) 4-core cable 4-core cable (16AWG) (16AWG)

  • Page 148: Field Wiring

    13. Field Wiring 9K~24K 36K, 48K...

  • Page 150: Installation Details

    blockage of the heat exchanger in the 14 .Installation Details outdoor unit.  If is built over the unit to prevent direct 14.1Location selection sunlight, rain exposure, direct strong wend, snow and other scraps accumulation, make Indoor unit location selection 14.1.1 sure that heat radiation from the condenser ...
  • Page 151 9. Mount the indoor unit onto the hanging 14.2.1.3Hang indoor unit screw bolts with a block. Position the 1. Please refer to the upper data to locate the indoor unit flat using a level indicator to four positioning screw bolt hole on the ceiling. prevent leaks.
  • Page 152 14.2.1.7 Fresh air duct installation NOTE: 1.Do not put the connecting duct weight on the indoor unit. Dimension : 2.When connecting duct, use inflammable canvas tie-in to prevent vibrating. 3. Insulation foam must be wrapped outside the duct to avoid condensate. An internal duct underlayer can be added to reduce noise, if the end-user requires.
  • Page 153 14.2.2.3 Install the pendant bolt Select the position of installation hooks according to the hook holes positions showed Adjust the position to ensure the gaps between in upper picture. the body and the four sides of ceiling are even. Drill four holes of Ø12mm, 45~50mm deep at The body's lower part should sink into the the selected positions on the ceiling.
  • Page 154 Hang the air-in grill to the panel, then connect the lead terminator of the swing motor and that control with corresponding terminators on the body respectively. Note: The panel shall be installed after the wiring connected. 14.2.3 Console indoor unit installation 14.2.3.1 Service space for indoor unit Hang the panel to the hooks on the mainbody.
  • Page 155 Ceiling-floor unit installation 14.2.4 Drill four holes of Ø12mm, 45~50mm deep at 14.2.4.1 Service space for indoor unit the selected positions on the ceiling. Then embed the expansible hooks (fittings). 14.2.4.2 Bolt pitch ② Wall-mounted installation ① Ceiling installation Install the tapping screws onto the wall.(Refer to picture below) Capacity Unit...
  • Page 156 Capacity (Btu/h) >235 inch 8.07 >9.25 >275 inch 9.65 >10.83 >317 inch 11.30 >12.48 ② Wall-mounted installation 14.2.5.2 Bolt pitch Hang the indoor unit by insert the tapping screws into the hanging arms on the main unit. (The bottom of body can touch with floor or suspended, but the body must install vertically.) 14.2.5 Slim...
  • Page 157 hexangular nuts on the four installation hooks evenly, to ensure the balance of the body. Use a leveling instrument to make sure the levelness of the main body is within ±1°. Adjust the position to ensure the gaps between the body and the four sides of ceiling are even. The body's lower part should sink into the ceiling for 10~18(0.4”~0.7”) mm.
  • Page 158 Size of mounted lug Capacity (KBtu) 1436 Hang the air-in grill to the panel, then connect 14.2.6.3Install the pendant bolt the lead terminator of the swing motor and that Select the position of installation hooks of the control box with corresponding according to the hook holes positions showed terminators on the body respectively.
  • Page 159 Capacity (kBtu/h) A(mm/inch) H(mm/inch) B(mm/inch) 205/8.07 >230/9.06 245/9.65 >271/10.7 900/35.4 287/11.3 >313/12.3 14.2.7.2 Bolt pitch 14.2.6.5Install the air duct Please design the air duct as below recommended picture 14.2.7.3 Install the pendant bolt Select the position of installation hooks according to the hook holes positions showed in upper picture.
  • Page 160 hexangular nuts on the four installation hooks evenly, to ensure the balance of the body. Use a leveling instrument to make sure the levelness of the main body is within ±1°. Adjust the position to ensure the gaps between the body and the four sides of ceiling are even. The body's lower part should sink into the ceiling for 10~25 mm (0.4-0.98”).

  • Page 161: Outdoor Unit Installation

    and the control box on the panel to the corresponding connectors of the main body. 4. Re-installed into the style grid. 5.Reinstall the installation cover. Fix the installation cover plate rope to the pillar of the installation cover plate, and gently press the installation cover plate into the panel.

  • Page 162: Refrigerant Pipe Installation

    14.4 Refrigerant pipe installation 14.4.1 Maximum pipe length and height More than 60cm (23.62in) drop Considering the allowable pipe length and height drop to decide the installation position. Make sure the distance and height drop between indoor and outdoor unit not exceeded the date in the following table.
  • Page 163 Flare 5/8" (15.9) 630~770 6180~7540 dimension Pipe 3/4" (19) 990~1210 9270~11860 Flare shape (mm) diameter 14.4.3 First-Time Installation 1/4" Air and moisture in the refrigerant system 90 ° 4 (6.35) cause the following problems: 3/8" ● Increases in system pressure 12.0 12.4 (9.52)
  • Page 164 4) Fully open the Handle Lo of the manifold 2-way valve approximately 45° for 3 seconds valve. then closing it for 1 minute. Repeat 3 times. 5) Turn on the vacuum pump to begin After purging the air, use a torque wrench to evacuation.
  • Page 165 purge the air (be careful of the liquid Open the handle Lo valve of the manifold valve refrigerant). slightly to purge air from the charge hose for 5 3) Place the charging cylinder onto the seconds and then close it quickly. electronic scale and record the weight.
  • Page 166 nut on the 2-way valve approximately 45’ until the gauge indicates 0.3 to 0.5 Mpa(43.5 to 72.5Psi) 6). Disconnect the charge set and the charging cylinder, and open the 2-way and 3-way valves Be sure to use a hexagonal wrench to operate the valve stems.

  • Page 167: Drainage Pipe Installation

    1/50 1/100 14.5 Drainage pipe installation PVC25 branch pipe Install the drainage pipe as shown below and PVC32 take measures against condensation. PVC40 Could be used PVC50 for confluence Improperly installation could lead to leakage pipe PVC63 and eventually wet furniture and belongings. Attention: Adopt PVC40 or bigger pipe to be the main pipe.
  • Page 168 The horizontal pipe layout should avoid converse flow or bad flow Hanger Drainage pipe Drainage pipe Drain tee Drainage pipe Down incline pipe Water flow Water flow Water flow Water flow A:Length of horizontal pipe ≤ 150mm Water flow B: Lift height ≤ the pump head of water pump Drain tee Drain tee Water flow...

  • Page 169: Vacuum Drying And Leakage Checking

    drainage outlet. (In light of the length of drainage pipe, water shall be discharged about 1 minute delayed) 2.3 Stop the operation of air conditioner, power off the power supply and put the cover of water test hole back to the original place. After stopped the air conditioner 3 minutes, check whether there is anything abnormal.

  • Page 170: Additional Refrigerant Charge

    Eliminating the non-condensable gas (air)  Finding moisture during flushing  in system to prevent the components refrigerant pipe. oxidizing, pressure fluctuation and bad heat Conducting construction on rainy day,  exchange during the operation of system. because rain water might penetrated into 14.6.2 Selection of vacuum pump pipeline.

  • Page 171: Engineering Of Insulation

    charge volume is decided by the diameter necessary to carry out insulation; otherwise and length of the liquid pipe between indoor it shall debase the performance of unit and and outdoor unit. Refer the following burn compressor. formula to calculate the charge volume. Gas pipe temperature is very low during ...

  • Page 172: Engineering Of Electrical Wiring

    Be sure not bind the insulation material Current leakage protection switch should   over-tight, it may extrude out the air in the be installed. material to cause bad insulation and cause Do not connect the power wire to the ...
  • Page 173 Set the air conditioner under the mode of "COOLING" by remote controller, and check the following points. Indoor unit Whether the switch on the remote controller  works well. Whether the buttons on the remote  controller works well. Whether flow louver moves...

  • Page 174: Operation Characteristics

    15. Operation Characteristics Temperature Cooling operation Heating operation Drying operation Mode 0℃～30℃ 10℃～32℃ Room temperature 17℃～32℃(62℉～90℉) (32℉～86℉) (50℉～90℉) 0℃～50℃ (32℉～122℉) Outdoor temperature -15℃～24℃ （-15℃～50℃(5℉～122℉)：For (Entry level) (5℉～75.2℉) the models with low temperature 0℃～50℃ cooling system） (32℉～122℉) Outdoor temperature -25℃～24℃ -25℃～50℃(-13℉～122℉) (E-Star level) (-13℉～75.2℉) Outdoor temperature...

  • Page 175: Electronic Function

    16. Electronic Function 16.1 Abbreviation T1: Indoor room temperature T2: Coil temperature of indoor heat exchanger 16.2.5 Icon explanation on indoor display board T3: Coil temperature of condenser (Ceiling Floor) T4: Outdoor ambient temperature T5: Compressor discharge temperature Td: Target temperature Tsc: Adjusted setting temperature 16.2 Display function 16.2.1 Icon explanation on indoor display board...
  • Page 176 3:Overload ---Compressor discharge temp. T5>115 ℃ 4:Overspeed (239°F) for 5s, compressor stops and restarts 5:Startup malfunction up till T5<90℃(194°F) 6:Lack of phase ---110<T5<115℃(239°F), decrease the 7:DC voltage too low 8:Communication fault frequency to the lower level every 2 minutes. 9:Parameter fault ---105(221°F)<T5<110℃...

  • Page 177: Operation Modes And Functions

    16.4 Operation Modes and Functions If T4≥5 ℃ (41°F) or the compressor starts 16.4.1 Fan mode running, the preheating function will stop. (1) Outdoor fan and compressor stop. Only for TIP24, (2) Temperature control is disabled and no Preheating permitting condition: temperature setting is displayed.
  • Page 178 18℃(64.4°F) -6°C(-10.8°F) -6.5°C(-11.7°F) 16℃(60.8°F) DC_FAN_MIN_SPD_ADD 15℃(59°F) 16.4.3.3 Defrosting mode 13℃(55.4°F) DC_FAN_MID_SPD_ADD 12℃(53.6°F) CZP09CD(O) CZP12CD(O) 10℃(50°F) DC_FAN_HI_SPD_ADD CHF09CD(O) 16.4.3.2 Indoor fan running rules CHF12CD(O) When the compressor is on, the indoor fan can CHF18CD(O) be set to high/med/low/auto. And the anti-cold CZP18CD(O) wind function has the priority.
  • Page 179 If any one of the following items is satisfied, AC ----T3 keeps to be higher than TCDE2 for 80 will enter the defrosting mode. seconds. After the compressor starts up and keeps ----The machine has run for 15 minutes in running, mark the minimum value of T3 from defrosting mode.
  • Page 180 3)If the compressor cumulate running time is up to 40 minutes and T3< TCDI3 for 3 minutes. 4) If the compressor cumulate running time is TEstop up to 30 minutes and T4-T3 > (0.5T4+ Decrease KDELTT_ADD) and T3 < TCDIN5_ADD. TEdown Hold Condition of ending defrosting:...
  • Page 181 15.4.6.7 The setting time is relative time. 16.4.7 Sleep function mode Cooling 16.4.7.1 The sleep function is available in Ts+3 Cooling cooling, heating or auto mode. Ts+2 16.4.7.2. Operation process in sleep mode is as Cooling follow: Ts+1 When cooling, the setting temperature rises 1℃ Cooling Ts-3 (1.8°F) (be lower than 30 ℃...
  • Page 182 the PCB will control the unit according to the pump) and LED remain alarming after 3 room temperature from the remote controller minutes, and the setting temperature. 16.4.12 Electrical energy consumption control function (Optional) The PCB will take action to the mode change information from remote controller Press the “Gear”...
  • Page 183 This feature avoids direct airflow blowing on the automatically freezing and then rapidly thawing body and makes you feel indulging in silky the frost. The internal wind wheel then keeps coolness. operating to blow-dry the evaporator, thus • NOTE: This feature is available under cooling preventing the growth of mold and keeping the mode, fan-only mode and drying mode.
  • Page 184 Reserve Reserve Reserve Reserve Reserve When the AC enter into the information enquiry status, it will display the code value in the next 25s , the details are as follows. Enquiry Display value Meaning Remark information T1,T2,T3,T4, -1F,-1E,-1d,-1c,- -25,-24,-23,-22,-21,-2 1. All the displaying temperature is actual T2B,T5,TH, 1b,-1A value.
  • Page 185 For TIP, • To enter engineer mode, in power-on or standby mode, and in non-locked state, press the key combination “ON/OFF + Air Speed” for 7s: • After entering the engineer mode, the remote control will display icons of “Auto, Cool, Dry, Heat”, and the Battery icon;...
  • Page 186 Error code of engineer mode Display Error Information EH 00/ Indoor unit EEPROM parameter error EH 0A EL 01 Indoor / outdoor unit communication error EH bA Communication error between indoor unit and indoor external fan module EH 30 Parameters error of indoor external fan EH 35 Phase failure of indoor external fan EH 36...
  • Page 187 PC 46 Compressor speed malfunction PC 49 Compressor over current protection PC 06 Compressor discharge temperature protection PC 08 Outdoor current protection PH 09 Anti-cold air in heating mode pc 0f PFC module malfunction pc 30 System overpressure protection pc 31 System pressure is too low protection PC 03 Pressure protection...

  • Page 188: Troubleshooting

    17. Troubleshooting Safety Electricity is stored in capacitors, even when the power supply is shut off. Do not forget to discharge the electricity in the capacitors. Electrolytic Capacitors (HIGH VOLTAGE! CAUTION!) For other models, For other models, connect a discharge resistor (approx.100Ω 40W) or a soldering iron plug between the + and - terminals of the electrolytic capacitor on the opposite side of the outdoor printed circuit board (PCB).

  • Page 189: Indoor Unit Error Display

    17.1 Indoor Unit Error Display Operation Timer lamp Display LED STATUS lamp ☆ 1 time Indoor unit EEPROM parameter error Communication malfunction between indoor and ☆ 2 times outdoor units ☆ 4 times Indoor fan speed malfunction ☆ 5 times Indoor room temperature sensor (T1 ) malfunction ☆...
  • Page 190 TIP24, TIP36, TIP48 Operation Timer Display Error Information Lamp Lamp EH 00/EH 1 time Indoor unit EEPROM parameter error 2 times EL 01 Indoor / outdoor unit communication error The indoor fan speed is operating outside of the normal 4 times EH 03 range(for some models) Indoor room temperature sensor T1 is in open circuit or has...

  • Page 191: Error Display On Two Way Communication Wired Controller

    17.2 Error Display on Two Way Communication Wired Controller Display LED STATUS Communication error between wired controller and indoor unit The cassette panel is abnormal Communication malfunction between indoor and outdoor units Indoor room temperature sensor (T1 ) is in open circuit or has short circuited Evaporator coil temperature sensor (T2) is in open circuit or has short circuited Evaporator coil outlet temperature sensor T2B is in open circuit or has short circuited(for free-match units)

  • Page 192: Outdoor Unit Error Display

    17.3 Outdoor unit error display For 9K-24K outdoor unit: LED2 LED1 Problems IU display (Green) (Red) standby for normal Operation normally ☆ Compressor drive board EEPROM error ☆ IPM malfunction or IGBT over-strong current protection Over voltage or too low voltage protection ☆...

  • Page 193: For 36K-60K Outdoor Unit

    For CZP36CD(O), CHF36CD(O), CZP48CD(O), CHF48CD(O), CZP60CD(O)-B Display LED STATUS EC 51 Outdoor EEPROM malfunction EL 01 Indoor / outdoor units communication error PC 40 Communication malfunction between IPM board and outdoor main board PC 08 Outdoor overcurrent protection PC 10 Outdoor unit low AC voltage protection PC 11 Outdoor unit main control board DC bus high voltage protection...

  • Page 194: Outdoor Check Function

    Compressor top high temperature protection (OLP) Low ambient temperature cut off in heating Compressor drive malfunction High temperature protection of indoor coil in heating Outdoor temperature protection of outdoor coil in cooling Temperature protection of compressor discharge PFC module protection Communication malfunction between control board and IPM board High pressure protection Low pressure protection...
  • Page 195 AD value of voltage Standby:0, Fan only: 1,Cooling:2, Heating:3, Forced Indoor unit running mode code cooling:4, Drying:6, Self clean:8, Forced defrosting:10 Standby:0, Fan only: 1,Cooling:2, Heating:3, Forced Outdoor unit running mode code cooling:4, Drying:6, Self clean:8, Forced defrosting:10 Actual data/4. If the value is higher than 99, the digital display tube will EXV open angle show single digit and tens digit.
  • Page 196 Actual data*HP*10 1# Indoor unit capacity demand code If capacity demand code is higher than 99, the digital display tube will show single digit and tens digit. (For example, the 2# Indoor unit capacity demand code digital display tube show “5.0”,it means the capacity demand is 15.

  • Page 197: Diagnosis And Solution

    17.4 Diagnosis and Solution 17.4.1 EEPROM parameter error diagnosis and solution Error Code E0/ EH 00/EH 0A/F4/ EC 51 Malfunction conditions Indoor or outdoor PCB main chip does not receive feedback from EEPROM chip. Potential causes Installation mistake ● Faulty PCB ●...
  • Page 198 17.4.2 Communication malfunction between indoor and outdoor units diagnosis and solution (E1) For 9K-24K: Error Code E1/ EL 01 Malfunction conditions If the indoor unit does not receive feedback from outdoor unit for 110 seconds 4 consecutive times. Potential causes Wiring mistake ●...
  • Page 199 Power off, then restart the unit after 2 minutes. Does the error code Solved disappear? Check the wiring connection Correct the connection or between indoor and outdoor change wires unit, are they good? The value is alternative from negative to positive Measure the DC voltage between Check the wiring connection The value is fixed and...
  • Page 200 Remark: Use a multimeter to test the DC voltage between 2 port and 3 port of outdoor unit. The red pin of multimeter connects with 2 port while the black pin is for 3 port. When AC is normal running, the voltage will move alternately between -50V to 50V.
  • Page 201 For 36K-48K: Malfunction conditions Indoor unit does not receive feedback from outdoor unit for 60 seconds OR outdoor unit does not receive feedback from indoor unit for 120 seconds. Possible causes ● Wiring mistakes ● Faulty indoor or outdoor PCB Power off, then restart the unit 2 minutes later Check whether there’s any...
  • Page 202 17.4.3 Fan speed malfunction diagnosis and solution Error Code E3/EH 03 Malfunction conditions When indoor fan speed is too low (300RPM) for a certain period of time, the unit ceases operation and the LED displays a failure code. Potential Causes Wiring mistake ●...
  • Page 203 Index 1: 1. Indoor or outdoor DC fan motor (Control Chip is in Fan Motor) Turn power on and while the unit is on standby, measure the voltage between pin1 and pin3 as well as between pin4 and pin3 in fan motor connector. If the value of the voltage is not within the range shown in the following table, the PCB may be experiencing problems and need to be replaced.
  • Page 204 Port Description Parameter Remark CON1 Power input for the PCB 230V/AC Communication with main PCB Test port 5V/DC For debugging board CN23 UVW output for DC fan motor CON2 Ports for reactor CN1 Communication with main PCB Signal Voltage +15V 0~6V 0~15V...
  • Page 205 17.4.4 Fan speed malfunction diagnosis and solution Error Code F5/EC 07/EC 71 Malfunction conditions When outdoor fan speed is too low or too high for a certain period of time, the unit ceases operation and the LED displays a failure code. Potential Causes Wiring mistake ●...
  • Page 206 Index 1: 1. DC Fan Motor (control chip is in PCB) Release the UVW connector. Measure the resistance of U-V, U-W, and V-W. If the resistances are not equal to each other, the fan motor may be experiencing problems and need to be replaced. Otherwise, the PCB must has problems and need to be replaced.
  • Page 207 showing in below tables, the outdoor main PCB must has problems and need to be replaced. Port Description Parameter Remark CON1 Power input for the PCB 192-380V/DC Communication with main PCB Test port 5V/DC For debugging board FAN1 UVW output for DC fan motor FAN2 UVW output for DC fan motor CN1 Communication with main PCB...
  • Page 208 17.4.5 Open or short circuit of temperature sensor diagnosis and solution Error Code E4/E5/F1/F2/F3/EH 60/EH 61EC 53/EC 52/EC 54 Malfunction conditions If the sampling voltage is lower than 0.06V or higher than 4.94V, the LED displays a failure. Potential causes Wiring mistake ●...
  • Page 209 17.4.6 Refrigerant Leakage Detection diagnosis and solution Error Code EC/EL 0C Define the evaporator coil temperature T2 of the compressor starts Malfunction conditions running as Tcool. If the following occurs 3 times, the display shows "EC" and the unit switches off: In the first 8 minutes after the compressor starts up, if T2 ＜Tcool－...
  • Page 210 For new cassette: Power off, then restart the unit 15 minutes later. Put your hands in front of the indoor air outlet. Is there cool or heat air blowing out from Is T2 loose? Ensure proper connections. indoor air outlet? Is T1 too close to Install correctly the evaporator...
  • Page 211 Water-level alarm malfunction 17.4.7 diagnosis and solution Error Code EE/EH 0E Malfunction conditions If the sampling voltage is not 5V, the LED will display the failure code. Possible causes ● Wiring mistakes ● Faulty water-level switch ● Faulty water pump ●...
  • Page 212 17.4.8 IPM malfunction or IGBT over-strong current protection diagnosis and solution Error Code P0/PC 00 Malfunction conditions When the voltage signal the IPM sends to the compressor drive chip is abnormal, the display LED shows failure code and the AC turn off. Possible causes Wiring mistake ●...
  • Page 215 17.4.9 Over-voltage or under-voltage protection diagnosis and solution Error Code P1/ PC 01/ PC 10/ PC 11/ PC 12 Malfunction conditions Abnormal increases or decreases in voltage are detected by checking the specified voltage detection circuit. Potential causes Power supply issues ●...
  • Page 216 Remark: Measure the DC voltage between P and N port. The normal value should be around 310V.340V or 380V...
  • Page 217 17.4.10 High temperature protection of compressor top diagnosis and solution Error Code P2/PC 02 Malfunction decision If the sampling voltage is not 5V, the LED will display the failure. conditions Power supply problems. ● Supposed causes System leakage or block ●...
  • Page 218 High temperature protection of IPM board diagnosis and solution (P2)
  • Page 219 17.4.11 Inverter compressor drive error diagnosis and solution Error Code P4/ PC 04 Malfunction conditions Abnormalities in the inverter compressor drive is detected by a special detection circuit, which can perform communication signal detection, voltage detection, and compressor rotation speed signal detection.
  • Page 220 17.4.12 Outdoor IPM module temperature sensor malfunction diagnosis and solution Error Code P7/ EC 55 Malfunction conditions If the sampling voltage is lower than 0.06V or higher than 4.94V, the LED displays a failure. Potential causes Wiring mistake ● Faulty sensor ●...
  • Page 221 17.4.13. J0 Malfunction Error Code Malfunction conditions When evaporator coil temperature is more than 60°C, the unit stops. It starts again only when the evaporator coil temperature is less than 54°C Possible causes Faulty evaporator coil temperature sensor   Dirty heat exchanger Faulty fan ...
  • Page 222 17.4.14. J1/ PC 0A Malfunction Error Code J1/ PC 0A Malfunction conditions When the outdoor pipe temperature is more than 65°C, the unit stops. It starts again only when the outdoor pipe temperature is less than 52°C. Possible causes ● Faulty condenser temperature sensor ●...
  • Page 223 17.4.15. J2/ PC 06 Malfunction Error Code J2/ PC 06 Malfunction conditions When the compressor discharge temperature (T5) is more than 115℃ for 10 seconds, the compressor will stop and not restart until T5 is less than 90℃. Possible causes ●...
  • Page 224 17.4.16. J3/PC 0F Malfunction Error Code J3/PC 0F Malfunction decision When the voltage signal that IPM send to compressor drive chip is conditions abnormal, the display LED will show failure code and AC will turn off. Supposed causes ● Wiring mistake ●...
  • Page 225 17.4.17. J4/ PC 40 Malfunction Communication error between outdoor main chip and compressor driven chip Is there at least one LED in the compressor driven chip light? Check the signal wire between the Compressor driven chip and the main board, is it connected properly? Reconnect and retry.
  • Page 226 17.4.18. P6/J5/ PC 30 Malfunction Error Code P6/J5/PC 30 Malfunction conditions Outdoor pressure switch cut off the system because high pressure is higher than 4.4 MPa. Possible causes Wiring mistakes ● Faulty pressure protector ● Faulty outdoor fan ● System blockages ●...
  • Page 227 17.4.19. J6/P6/ PC 31 Malfunction Error Code J6/P6/PC 31 Malfunction conditions Outdoor pressure switch cut off the system because low pressure is lower than 0.13 MPa. Possible causes Wiring mistake ● Faulty pressure protector ● System blockages ● Faulty outdoor PCB ●...
  • Page 228 Low pressure protection Are the low pressure Reconnect the low pressure protector and main control protector and main control board board wired properly? Is the low pressure protector broken? Method: Disconnect the plug. Measure the resistance of the low Replace low pressure protector pressure protector.
  • Page 229 17.4.20. J8 malfunction Malfunction decision An abnormal voltage rise or drop is detected by checking the conditions specified voltage detection circuit. Supposed causes Abnormal power supply  Wiring mistake  Faulty bridge rectifier  Faulty IPM board  AC power input voltage protection Check whether the power Restart the unit when the power...
  • Page 230 17.4.21 Communication Malfunction between Indoor Unit and auto-lifting Panel (F7) Indoor PCB does not get the feedback from the PCB of auto Malfunction decision conditions lifting-panel ● Wiring mistake between indoor PCB and auto-lifting panel Possible causes ● Faulty PCB of auto-lifting panel ●...
  • Page 231 17.4.22 Auto-lifting panel malfunction(F8) Indoor PCB does not get the right close position from the Malfunction decision conditions PCB of auto lifting-panel when the panel motor stops ● Wiring mistake between indoor PCB and auto-lifting panel Possible causes ● Faulty PCB of auto-lifting panel ●...
  • Page 232 17.4.23 Current overload protection Error code F0/ PC 08/ PC 44/PC 46/PC 49 Malfunction decision If the outdoor current exceeds the current limit value, the conditions LED displays a failure code. ● Wiring mistakes ● Faulty bridge rectifier Possible causes ●...
  • Page 233 Current protection of compressor Was the protection activated in standby? Is the power voltage is Restart the unit when the power normal? supply returns to normal Is outdoor terminal voltage Is the power wiring Reconnect the normal？ wired correctly? power wiring Is the voltage between L and Are L and N wired Reconnect L and N...
  • Page 234 17.4.24 Communication malfunction between indoor two chips diagnosis and solution (FA) Error Code Malfunction conditions Indoor PCB main chip does not receive feedback from another chip. Potential causes Faulty PCB ● Trouble shooting: Shut off the power supply and turn it on 2 minutes later. Is it still displaying The unit is operating normally.
  • Page 235 17.4.26 Outdoor compressor lack phase protection(PC 43) Power off,then restart the unit The unit operates 2 minutes later.Is it still normally displaying the error code Check both ends of compressor connecting Correct the connections line .Are all the connections good? Check whether the three- phase resistance of the Replace the compressor...

  • Page 236: Main Parts Check

    17.5 Main parts check 1. Temperature sensor checking Disconnect the temperature sensor from PCB, measure the resistance value with a tester. Temperature Sensors. Room temp.(T1) sensor, Indoor coil temp.(T2) sensor, Outdoor coil temp.(T3) sensor, Outdoor ambient temp.(T4) sensor, Compressor discharge temp.(T5) sensor. Measure the resistance value of each winding by using the multi-meter.
  • Page 237 Appendix 1 Temperature Sensor Resistance Value Table for T1,T2,T3,T4 (℃--K) K Ohm K Ohm K Ohm K Ohm ℃ ℉ ℃ ℉ ℃ ℉ ℃ ℉ 115.266 12.6431 2.35774 0.62973 108.146 12.0561 2.27249 0.61148 101.517 11.5 2.19073 0.59386 96.3423 10.9731 2.11241 0.57683 89.5865...
  • Page 238 Appendix 2 Temperature Sensor Resistance Value Table for T5,TH (℃--K) K Ohm K Ohm K Ohm K Ohm ℃ ℉ ℃ ℉ ℃ ℉ ℃ ℉ 542.7 68.66 13.59 3.702 511.9 65.62 13.11 3.595 62.73 12.65 3.492 455.9 59.98 12.21 3.392 430.5 57.37...
  • Page 239 Appendix 3: 10 11 12 13 14 15 16 17 18 19 20 21 22 ℃ 48 50 52 54 56 58 60 62 64 66 68 70 72 ℉ 23 24 25 26 27 28 29 30 31 32 33 34 35 ℃...
  • Page 240 2. Compressor checking Measure the resistance value of each winding by using the tester. Position Resistance Value ASN98D22UFZ ASM135D23UFZ ATF235D22UMT ATF250D22UMT Blue - Blue - 1.57Ω 1.75 Ω 0.75 Ω 0.75 Ω Black Red - Blue ATF310D43UMT ATQ420D1UMU ATM115D43UFZ2 EAPQ420D1UMUA Blue - Blue - 0.65 Ω...
  • Page 241 3. IPM continuity check Turn off the power, let the large capacity electrolytic capacitors discharge completely, and dismount the IPM. Use a digital tester to measure the resistance between P and UVWN; UVW and N. Digital tester Normal resistance value Digital tester Normal resistance value (+)Red...
  • Page 242 Heating Chart: HEATING MODE Outdoor temp. Indoor ℉(℃) Temp. 57 (13.89) 47 (8.33) 37 (2.78) (-2.78) (-8.33) 30.3 28.5 25.3 22.8 20.8 32.5 30.0 26.6 25.4 23.3 33.8 31.5 27.8 26.3 24.9 3.03 2.85 2.53 2.28 2.08 3.25 3.00 2.66 2.54 2.33 3.38...

  • Page 243: Disassembly Instructions

    18. Disassembly Instructions Note: This part is for reference, the photos may have slight difference with your machine. 18.1 Indoor unit Cassette Unit  Parts name Procedures Remarks Remove the 1) Open the grille filter Grill switch 2) Remove the filter Note: the filter is easy to be damaged, be careful when removing it.
  • Page 244 3) Loose the four screws and two wireropes, then the panel can be disassembled. 4 screws 2 wireropes Remove the 1) Open the grille Repeat the operation of step1 of No.1 display 2) Remove the grille Repeat the operation of step2 of No.2 board 3) Disassemble the display board...
  • Page 245 2) Disassemble the electronic control box cover after remove the 2 screws. 2 screws 3) Pull out all the Indoor fan Pump connection wires to other Water lever Temp. sensors parts, then the PCB can be replaced. Swing motor Power Input Display board 4) There are 2 buckles fixing the PCB.
  • Page 246 Remover 1) Repeat the operation of the fan No.5 wheel 2) Remove the ventilation ring Release the 4 screws to disassemble it. 4 screws 3) Remove the fixing nut to disassemble the fan wheel 4) Pull out the fan wheel Remove the 1) Repeat the operation of fan motor...
  • Page 247 2) Remove the fixing board of fan motor wire 3 nuts 3) Remove the 5 screws to disassemble the fan motor 5 screws Remove the 1) Remove the panel Repeat the operation of No.2 water 2) Remove the electronic Repeat the operation of No.6 collecting control box assembly...
  • Page 248 4) Disconnect the drain pipe. 5) Release 2 screws to remove the pump supporter. Be careful of the connection wires. 6) There are 2 screws under the supporter to fixing the pump. Release them to take the pump out of the supporter.
  • Page 249 4) Remove the evaporator fixing clamps to disassemble the evaporator. Fixing clamps 1 screw New Cassette Unit()  Parts name Procedures Remarks Remove the 1) Push one side of the filter grille clamp 2) Remove one screw then push two grille clamps to remove the air inlet grille assembly 3) Turn over the air inlet...
  • Page 250 display 2) Disassemble the display board board Open the install  cover assembly(with display board) Remove 1 screw of  display window board. Turn over the display  board, push the switch to remove the display board. Remove the 1) Open the grille Repeat the operation of step1&2 of No.1(No need to remove the panel) 2) Disassemble the...
  • Page 251 3) Pull out all the plugs or connectors connected to the electronic control 4) Remove the electronic control box Remove 3 screws of electronic control box and 1 screw of earth wire. 4 screws Remover 1) Repeat the operation of the fan No.4 wheel...
  • Page 252 5) Turn over the water collector subassembly and remove the water level switch. 6) Remove the fixing nut to disassemble the fan wheel 7) Pull out the fan wheel Remove the 1) Repeat the operation of fan motor No.5 2) Remove the fixing board of fan motor wire 3 nuts 3) Remove the 5 screws to...
  • Page 253 draining 2) Remove 5 screws fixing pump external water pump box assembly 3) Remove the water pump box assembly. Remove the 1) Remove the water Repeat the operation of step 1~4 of evaporator collecting assembly No.6 2) Remove the seal board of evaporator(2 screws) 3) Remove the evaporator fixing board(4 screws)
  • Page 255 Console Unit  Parts Procedures Remarks name push push Remove 1) Slide the two the Filter stoppers on the left and right sides to open the front panel 2) Remove the filter.  Open the front panel Remove 1) Remove the air Repeat the operation of step1 of No.1 front panel Remove the string.
  • Page 256 4) Remove the installation plate of electric parts 5) Remove the fixing board of electronic control box 6) Disconnect the DC motor wire, 2 louver motor Louver motor connector wires, evaporator coil Screws of the grounding wire temperature sensor(T2) wire, Louver motor connector and two DC motor connector...
  • Page 257 2) Disconnect all the wires of plugs connected to the PCB 3) Remove two fixing screws to remove the PCB 2 screws Remove 1) Remove the Repeat the operation of step1~step of No2. the display electronic board control box 2) Remove the fixing glue to remove the display board...
  • Page 258 2) Remove the 1 fixing screw to remove air outlet grille 1 screw assembly 3) Disconnect louver motor wire Repeat the operation of No.7 to remove the air outlet grille Remove 1) Remove the air assembly the louver outlet grille motor of assembly air outlet...
  • Page 259 2) Disconnect louver motor wire Louver motor connector 3) Remove 4 fixing screws to disassemble the water collector 4 screws Repeat the operation of No.2 to remove the electronic control Remove 1) Remove the electronic evaporator control box Repeat the operation of No.7 to remove the air outlet grille assembly 2) Remove the air assembly...
  • Page 260 Repeat the operation of No.2 to remove the electronic control Remove 1) Remove the electronic centrifugal control box Repeat the operation of No.7 to remove the air outlet grille 2) Remove the air assembly outlet grille assembly 3) Remove four fixing screws to remove the ventilation...
  • Page 261 FPA Duct Unit  Parts name Procedures Remarks Remove the 3) Screw off the screws to electronic remove the cover of control box electronic control box Five screws 4) Disconnect the fan motor Plug of room temperate sensor wire, room temperature and evaporator sensor wire and temperature sensor...
  • Page 262 5) Remove the PCB from the electronic control Press the two fixing holders to remove the Remove the 1) Remove the cover of Repeat the operation of step1 of No1 reactance electronic control box 2) Disconnect the reactance wire Reactance wire 3) Screw off the screw to remover it...
  • Page 263 Remover 1) Screw off the fixing the fan screws to remove the motor rear cover board 10 screws Rear cover board 2) Remove the volute shell Press Press the clips to take off the volute shell 3) Remove the fan motor Refer the operation of step2 of No.1 wire from the electronic control box...
  • Page 264 Water collector assembly Remove the 1) Remove the water Repeat the operation of No.6 evaporator collector 2) Remove the evaporator sensor Evaporator sensor 3) Remove the pipe clamp board 2 screws 4) Remove the evaporator support board 4 screws 5) Screw off the fixing screws to remove the evaporator 1 screw...

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