Related Manuals for Fujitsu ASU9RLQ
Summary of Contents for Fujitsu ASU9RLQ
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Page 1: Wall Mounted
SPLIT TYPE ROOM AIR CONDITIONER WALL MOUNTED type INVERTER SERVICE INSTRUCTION Models Indoor unit Outdoor unit AOU9RLQ ASU9RLQ ASU12RLQ AOU12RLQ ASU18CL AOU18CL ASU18RL AOU18RL R410A... -
Page 2: Table Of Contents
CONTENTS 1. SPECIFICATION ASU9/12RLQ, AOU9/12RLQ, ASU18C/RL, AOU18C/RL..........01-01 2. DIMENSIONS ASU9/12RLQ, AOU9/12RLQ ..................02-01 ASU18C/RL, AOU18C/RL....................02-02 3. REFRIGERANT SYSTEM DIAGRAM ASU9/12RLQ, AOU9/12RLQ ..................03-01 ASU18C/RL, AOU18C/RL....................03-02 4. CIRCUIT DIAGRAM ASU9/12RLQ, AOU9/12RLQ................... 04-01 ASU18C/RL, AOU18C/RL....................04-02 5. DESCRIPTION OF EACH CONTROL OPERATION 1. - Page 3 6. REFRIGERANT CAUTION -R410A- 1. R410A TOOLS......................06-01 2. PRECAUTION FOR INSTALLATION................. 06-02 3. PRECAUTION FOR SERVICING................06-04 4. NEW REFRIGERANT R410A..................06-05 5. DEFFERENCE FROM CONVENTIONAL MODEL(R22) AND PRECAUTIONS..06-08 7. TROUBLE SHOOTING 1. WHEN THE UNIT DOES NOT OPERATE AT ALL............ 07-01 2.
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Page 4: Specification
R410A WALL MOUNTED type INVERTER 1 . SPECIFICATIONS... -
Page 5: Specifications
SPECIFICATIONS ASU9RLQ ASU12RLQ ASU18CL ASU18RL MODEL NAME AOU9RLQ AOU12RLQ AOU18CL AOU18RL PHASE POWER SOURCE FREQUENCY VOLTAGE 208-230 208-230 208-230 208-230 2.64 3.51 5.28 5.28 (1.05~3.51) (1.11~4.26) (1.62~5.58) (1.62~5.58) CAPACITY (230V) 9,000 12,000 18,000 18,000 Btu /h (3,600~12,000) (3,800~14,500) (5,500~19,000) (5,500~19,000) -
Page 6: Model Name
SPECIFICATIONS ASU9RLQ ASU12RLQ ASU18CL ASU18RL MODEL NAME AOU9RLQ AOU12RLQ AOU18CL AOU18RL CONNECTING METHOD Flare Flare Flare Flare 6.35 6.35 6.35 6.35 LIQUID SIDE PIPE SIZE 9.52 9.52 12.7 12.7 GAS SIDE 3/8" 3/8" 1/2" 1/2" STANDARD PIPE LENGTH MAXIMUM PIPE LENGTH... -
Page 7: Dimensions
R410A WALL MOUNTED type INVERTER 2 . DIMENSIONS... -
Page 8: Asu9/12Rlq, Aou9/12Rlq
D I M E N S I O N S (unit : mm) Models : ASU9RLQ / AOU9RLQ ASU12RLQ / AOU12RLQ INDOOR UNIT OUTDOOR UNIT 02-01... -
Page 9: Asu18C/Rl, Aou18C/Rl
D I M E N S I O N S (unit : mm) Models : ASU18CL / AOU18CL ASU18RL / AOU18RL 02-02... -
Page 10: Refrigerant System Diagram
R410A WALL MOUNTED type INVERTER 3 . REFRIGERANT SYSTEM DIAGRAM... - Page 11 R E F R I G E R A N T S Y S T E M D I A G R A M Models : ASU9RLQ / AOU9RLQ ASU12RLQ / AOU12RLQ Heat exchanger 3-Way ( INDOOR ) valve Muffler...
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Page 12: Asu18C/Rl, Aou18C/Rl
R E F R I G E R A N T S Y S T E M D I A G R A M Models : ASU18CL / AOU18CL ASU18RL/ AOU18RL Heat exchanger 3-Way ( INDOOR ) valve Muffler 2-Way Sub-heat valve exchanger... -
Page 13: Circuit Diagram
R410A WALL MOUNTED type INVERTER 4 . CIRCUIT DIAGRAM... - Page 14 CIRCUIT DIAGRAM Models : ASU9RLQ / AOU9RLQ ASU12RLQ AOU12RLQ CONTROL BOARD WHITE WHITE YELLOW WHITE INDOOR UNIT YELLOW CN201 BLUE BLUE WHITE SWITCH WHITE WHITE WHITE WHITE WHITE WHITE WHITE ORANGE YELLOW STEP MOTOR PINK BLUE BLUE YELLOW BLACK WHITE...
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Page 15: Asu18C/Rl, Aou18C/Rl
CIRCUIT DIAGRAM Models : ASU18CL / AOU18CL ASU18RL / AOU18RL INDOOR UNIT INDICATOR PCB ASSY WHITE BLACK CONTROLLER PCB ASSY CN10 GREEN / YELLOW OUTDOOR UNIT REACTOR R(R) WHITE WHITE COMPRESSOR WHITE BLACK S(S) C(T) BLACK PIPE TEMP. THERMISTOR BLACK BLACK CN801 WHITE... -
Page 16: Description Of Each Control Operation
R410A WALL MOUNTED type INVERTER 5 . DESCRIPTION OF EACH CONTROL OPERATION... -
Page 17: Cooling Operation
However, the maximum frequency is limited in the range shown in Figure 1 based on the fan speed mode and the outdoor temperature. ( Table 1 : Compressor Frequency Range ) minimum maximum maximum frequency frequency frequency ASU9RLQ 18Hz 61Hz 80Hz ASU12RLQ 18Hz 80Hz 96Hz ASU18CL... -
Page 18: Heating Operation
However, the maximum frequency is limited in the range shown in Figure 2 based on the fan speed mode and the outdoor temperature. ( Table 2 : Compressor Frequency Range ) minimum maximum frequency frequency ASU9RLQ 18Hz 130Hz ASU12RLQ 18Hz 130Hz ASU18CL... -
Page 19: Dry Operation
Table 3. However, after the compressor is driven, the indoor unit shall run at operation frequency of 58Hz, for a minute. ( Table 3 : Compressor frequency ) Operating frequency ASU9RLQ 33Hz ASU12RLQ 33Hz ASU18CL... -
Page 20: Auto Changeover Operation
4. AUTO CHANGEOVER OPERATION When the air conditioner is set to the AUTO mode by remote cintrol, operation starts in the optimum mode from amoung the HEATING, COOLING, DRY and MONITORING modes. During operation, the optimum mode is automatically swiched in accordance with temperature changes. The temperature can be set between 64°F(18°C) and 88°F(30°C) in 2°F(1°C) steps. -
Page 21: Indoor Fan Control
5. INDOOR FAN CONTROL (1).Fan speed ( Table 5 : Indoor Fan Speed ) ASU9RLQ ASU12RLQ Operat ion mode Air flow mode Speed (rpm) Operation mode Air flow mode Speed (rpm) Heating 1390 Heating 1440 1350 1350 1200 1200 1000... - Page 22 (3).COOLING OPERATION Switch the airflow [AUTO], and the (Fig.6) indoor fan motor will run according airflow change - over ( Cooling:AUTO ) to a room temperature, as shown in When the room Figure 6. temperature rises On the other hand, if switched in HIGH mode +5°F(+2.5°C) [HIGH]...
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Page 23: Outdoor Fan Control
6. OUTDOOR FAN CONTROL (1). Fan Speed ( Table 6 : Outdoor fan speed ) (rpm) ZONE Cooling Heating ASU9RLQ 800/760/470 400/280 400/280 760/680/470 ASU12RLQ 800/760/470 400/280 400/280 760/680/470 250/200 250/200 ASU18CL 860/820/670/500 400/340/280 400/340/280 280/250/230 280/250/230 ASU18RL 860/820/670/500 400/340/280... -
Page 24: Louver Control
7. LOUVER CONTROL (1). VERTICAL LOUVER CONTROL (Function Range) Each time the button is pressed, the air direction range will change as follow: (Fig 9: Air Direction Range) (Operation Range) Cooling / Dry mode Heating mode Fan mode Use the air direction adjustments within the ranges shown above. The vertical airflow direction is set automatically as shown, in accordance with the type of operation selected. -
Page 25: Compressor Control
8. COMPRESSOR CONTROL (1). OPEARTION FREQUENCY RANGE The operation frequency of the compressor is different based on the operation mode as shown in the table 8. (Table 8 : Compressor Operation Frequency Range) Cooling Heating ASU9RLQ 18Hz 80Hz 18Hz 130Hz 33Hz ASU12RLQ... -
Page 26: Timer Operation Control
The table 9 shows the available timer setting based on the product model. (Table 9 : Timer Setting) ON TIMER / OFF TIMER PROGRAM TIMER SLEEP TIMER ASU9RLQ ASU12RLQ ASU18CL ASU18RL (1). OPEARTION FREQUENCY RANGE OFF timer : When the clock reaches the set time, the air conditioner will be turned off. - Page 27 (3). SLEEP TIMER If the sleep is set, the room temperature is monitored and the operation is stopped automatically. If the operation mode or the set temperature is change after the sleep timer is set, the operation is continued according to the changed setting of the sleep timer from that time ON. In the cooling operation mode When the sleep timer is set, the setting temperature is increased 2°F(1°C).
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Page 28: Electronic Expansion Valve Control
10. ELECTRONIC EXPANSION VALVE CONTROL The most proper opening of the electronic expansion valve is calculated and controlled under the present operating condition based on the following values. The compressor frequency, the temperatures detected by the discharge temperature sensor, the indoor heat exchanger sensor, the outdoor heat exchanger sensor, and the outdoor temperature sensor. -
Page 29: Manual Auto Operation ( Indoor Unit Body Operation )
(By heating the compressor, warm air is quickly discharged when operation is started.) When operation was started, and when the outdoor temperature rises to temperature or greater, preheating is ended. (Table 11 : Preheating Operation / Release Temperature) Temperature Temperature ASU9RLQ 45°F(7°C) 41°F(5°C) 41°F(5°C) 45°F(7°C) ASU12RLQ... -
Page 30: Defrost Operation Control
(Table 13 : Condition of starting Defrost Operation) Compressor operating time time defrosting Less than 20 minutes 20 to 60 minutes 60 minutes to 4 hours After 4 hours after starting ASU9RLQ - 16°F(-9°C) - 23°F(-5°C) - 27°F(-3°C) operation ASU12RLQ - 16°F(-9°C) - Page 31 Defrost Flow Chart The defrosting shall proceed by the integrating operation time and outdoor heat exchanger temperature as follows. Heating operation start : Compressor ON (Not defrosted for 10 minutes) (In case of 1st defrost) (In case of 2nd and later defrost) Compressor integrating Compressor integrating Compressor integrating...
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Page 32: Off Defrost Operation Control
30 minutes. (2). OFF DEFROST END CONDITION Release Condition Outdoor heat exchanger temperature sensor value is higher than 61°F(16°C) or ASU9RLQ Compressor operation time has passed 15 minutes. Outdoor heat exchanger temperature sensor value is higher than 61°F(16°C) or ASU12RLQ Compressor operation time has passed 15 minutes. -
Page 33: Various Protections
When the discharge temperature becomes higher than Temperature ,the compressor is stopped and the indoor unit LED starts blinking. (Table 15 : Discharge Temperature Over Rise Prevension Control / Release Temperature) Temperature Temperature Temperature ASU9RLQ 219°F(104°C) 214°F(101°C) 230°F(110°C) ASU12RLQ 219°F(104°C) 214°F(101°C) 230°F(110°C) - Page 34 (4). COOLING PRESSURE OVERRISE PROTECTION When the outdoor unit heat exchange sensor temperature rises to temperature or greater, the compressor is stopped and trouble display is performed. (Table 18 : Cooling Pressure Over Rise Protection Function Temperature) Temperature ASU9RLQ 153°F(67°C) ASU12RLQ 153°F(67°C) ASU18CL 153°F(67°C) ASU18RL 153°F(67°C)
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Page 35: Refrigerant Caution -R410A
R410A WALL MOUNTED type INVERTER 6 . REFRIGERANT CAUTION -R410A-... -
Page 36: Tools And Equipment R410A
1. R410A TOOLS This air conditioner used R410A. TOOLS AND EQUIPMENT (R410A) For installation and servicing, it is necessary to prepare the tools and machines that are different from the previous Pressure control and Gas charging refrigerant. Circuit switching Safety charger Fig.4-13 Mark shows the exclusive use for R410A. -
Page 37: Precaution For Installation
2. PRECAUTION FOR INSTALLATION Precaution for installation Pipe diameter, recommended material and wall thickness Nominal diameter 1/4" 3/8" 1/2" 5/8" 3/4" 7/8" 1" 1 1/8" 1 1/4" 1 3/8" 1 1/2" (in) Outside diameter 6.35 9.52 12.70 15.88 19.05 22.22 25.40 28.58 31.75 34.92... -
Page 38: Refrigerant Charge
Be careful not to mix moisture and contamination into the pipe Moisture contamination in the pipe is a cause of trouble. Air purge Always use a vacuum pump to purge air. Refrigerant charge Don't charge from the phase side. Do it always from the liquid phase side. -
Page 39: Precaution For Servicing
3. PRECAUTION FOR SERVICING Feature 1 Refrigerant oil is different from before. Precaution on Tools Refrigerant oil for Different point from New Refrigerant previous one Use the gauge manifold and charge hose Synthetic oil Absorbent character for New Refrigerant(HFC), which shall is high. -
Page 40: New Refrigerant R410A
4. NEW REFRIGERANT R410A What is HFC ? Phase-out schedule of HCFC according to Montreal protocol (HCFC consumption of 1989) + 100% = (CFC consumption of 1989) x 2.8% total abolition only service use started control 0.5% 1996 2000 2004 2010 2015 2020... - Page 41 Ozone Layer depleting mechanism sunbeam Ozone CFCl What is CFC and HCFC? CFC : Chloro-Fluoro-Carbon High ODP( ozone depletion potential ) chemical compound, including chlorine. (ODP:0.6-1.0) For example : R12 (for refrigerator and car air-conditioner) HCFC : Hydro-Chloro-Fluoro-Carbon Low ODP chemical compound, including chlorine and hydrogen. (ODP:0.02-01) For example : R22 (for air-conditioner) : Hydro-Fluoro-Carbon...
- Page 42 Summary of R407C and R410A characteristics R410A R407C higher system similar pressure as R22 performance (possible to design Advantage Near-Azeotropic large equipment) refrigerant 1.6 times higher Zeotropic refrigerant pressure than R22 Disadvantage (handle with care) (difficult to design against pressure resistance) Large Air-Conditioners Suitable for Small Air-Conditioners...
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Page 43: Defference From Conventional Model(R22) And Precautions
5. DEFFERENCE FROM CONVENTIONAL MODEL (R22) AND PRECAUTIONS • Use new synthetic oils such as ester because HFC series refrigerant has less solubility with mineral oils conventionally used for R22. • As these new synthetic oils are easily influenced by moisture and dusts, they must be treated more care- fully than the conventional lubricating oils. -
Page 44: Trouble Shooting
R410A WALL MOUNTED type INVERTER 7 . TROUBLE SHOOTING 1. When the unit does not operate at all (Operation lamp and Timer lamp do not light up) 2. Self Diagnosis Function (Either Operation lamp or Timer lamp is blinking) * How to operate the self-diagnosis function * Self- diagnosis table and Check points 3. - Page 45 Does not operate at all (Operation Lamp and Timer Lamp do not light up) [Check Point] (1) Is the input power voltage from the exclusive circuit AC outlet normal? (2) Is the AC plug inserted to the AC outlet securely and not loose? Does not connected cable do wrong wiring? (4) Check if each connector is inserted securely.
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Page 46: Self Diagnosis Function
SELF-DIAGNOSIS FUNCTION This function memorizes the self-diagnosis function (lamp display) in the in door control P.C.Board when trouble occurs. (The memory contents are not destroyed even when the power cord is unplugged from the AC outlet.) The self-diagnosis function (lamp display) can also be switched between major classification display and minor classification display and precise diagnosis can be made. -
Page 47: Self-Diagnosis Function And Checking Points
Self - diagnosis function and Checking points Error Indication Wired remote Error Diagnosis Method Operation Timer controller (Protection) (RED) (GREEN) 0.5 sec Serial reverse transfer error At the start up, the indoor unit does not receive the signal for 10 consecutive seconds from the time when the power relay was ON. 2 times at starting up operation >Permanent stop after 30 seconds. - Page 48 Self - diagnosis function and Checking points Error Indication Wired remote Error Diagnosis Method Operation Timer controller (Protection) (RED) (GREEN) 0.5 sec 0.5 sec Discharge thermistor error The detection value of the discharge thermistor is either open or shorted. > Compressor, outdoor fan : OFF (It automatically releases when the normal value is detected.) 3 times 2 times [Diagnosis Point]...
- Page 49 Self - diagnosis function and Checking points Error Indication Wired remote Error Diagnosis Method Operation Timer controller (Protection) (RED) (GREEN) 0.5 sec 0.5 sec VDD permanence stop When the air cleanness monitor trial protection operates 4 times. 4 times 7 times protection >...
- Page 50 Self - diagnosis function and Checking points Error Indication Wired remote Error Diagnosis Method Operation Timer controller (Protection) (RED) (GREEN) 0.5 sec 0.5 sec Indoor fan lock error The indoor fan speed is 0 rpm after 56 seconds from starting operation or from the time the fan mode was changed. 6 times 2 times >...
- Page 51 Serial Signal Receiving Error [Check Point] Check which has a cause of error, either Indoor unit or Outdoor unit. * Remove indoor unit front panel and cable xlampers and keep the terminal block clear so that it can be measured with a meter. * Remove AC power and reset the power, and press Test Operation switch on remote control.
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Page 52: Ipm Protection
IPM Protection [Checking Points] Check the following points and locae the cause in the outdoor unit. [Cause] •@ (1) Compressor failure •@ (2) Refrigeration cycle failure •@ (3) PC Board defective •@ (4) IPM defective •@ (5) Incorrect wiring [First step] Measure the DC voltage at terminals (between Electrolytic Capacitor and discharge resistance) in the Inverter Controller Assy, and make sure it is lower than DC5V. -
Page 53: Trouble Shooting Of Refrigerant Cycle
Trouble Shooting of Refrigerant Cycle [Diagnosis Table for Defective Component] : Item of most possible cause Cooling High Compressor Discharge IPM Protection Pressure Location error Temperature Error Protection Refrigerant leak Compressor failure(*) EEV failure (*) Thermistor failure (*) (*) Trouble Shooting Method (1) Checking method of the compressor failure Insert the AC plug and start up the cooling operation. -
Page 54: Appending Data
R410A WALL MOUNTED type INVERTER 8 . APPENDING DATA 1. Jumper setting of Indoor unit and Outdoor unit 2. Outdoor unit Pressure Value and Total Electric Current Curve 3. Thermistor Resistance Values 4. Capacity/Input data... - Page 55 JP (Jumper) Setting [Indoor Unit] ASU9/12RLQ ASU18CL/RL - Remote control custom code When multiple number of indoor units are installed in the same room, erroneous receipt of the signal can be avoided by setting up the remote control custom code separately. To set up the remote control custom code, always set up the same code on both indoor unit PCB and remote control PCB.
- Page 56 Outdoor Unit Low Pressure Value and Outdoor Total Electric Current Curve (Cooling) Model Name : ASU9RLQ, ASU12RLQ [Condition] Ambient Indoor / Outdoor - Same temperature temperature Refrigerant Standard amount amount Piping 7.5m (Height difference 1m) length Power 60Hz - 230V...
- Page 57 Outdoor Unit High Pressure Value and Outdoor Total Electric Current Curve (Heating) Model Name : ASU9RLQ, ASU12RLQ [Condition] Ambient Indoor 15 - 23degC, Outdoor 2 - 12degC temperature Refrigerant Standard amount amount Piping 7.5m (Height difference 1m) length Power 60Hz - 230V...
- Page 58 Outdoor Unit Low Pressure Value and Outdoor Total Electric Current Curve (Cooling) Model Name : ASU18CL, ASU18RL [Condition] Ambient Indoor / Outdoor - Same temperature temperature Refrigerant Standard amount amount Piping 7.5m (Height difference 1m) length Power 60Hz - 230V voltage Operation TEST mode (Cooling), Hi Fan, Horizontal direction, Front air flow...
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Page 59: Outdoor Unit High Pressure Value
Outdoor Unit High Pressure Value and Outdoor Total Electric Current Curve (Heating) Model Name : AS18RL [Condition] Ambient Indoor 15 - 23degC, Outdoor 2 - 12degC temperature Refrigerant Standard amount amount Piping 7.5m (Height difference 1m) length Power 60Hz - 230V voltage Operation TEST mode (Heating), Hi Fan, Lower direction, Front air flow... -
Page 60: Thermistor Resistance Values
Thermistor resistance values Room temperature thermistor Indoor heat exchanger thermistor Characteristics of room temperature thermistor Temp °F(°C) Resistance k Voltage (V) Temp °F(°C) Resistance k Voltage (V) 40.00 32.00 (0.00) 33.62 1.15 32.00 (0.00) 176.03 1.10 35.00 41.00 (5.00) 25.93 1.39 41.00 (5.00) - Page 61 ASU9RLQ Capacity/Input data Heating <Capacity> 180% IndoorDB:70 F 170% 160% 150% Maximum Without Frost operation 140% 130% 120% With Frost 110% Rated operation 100% Without Frost Outdoor DB( F) <Input> 220% 210% IndoorDB:70 F 200% 190% Without Frost 180% Maximum...
- Page 62 Cooling <Capacity> 150% Indoor:80/65 140% 130% 120% 110% 100% Outdoor DB( F) <Input> 130% Indoor:80/65 120% 110% 100% Outdoor DB( F) Both capacity and input change largely when temperature is 50 or less degrees F, as outdoor fan speed is decreased due to low ambient temperature cooling control. Both capacity and input change more largely at less than 32 degrees F of ambient temperature as outdoor fan speed is decreased further.
- Page 63 ASU12RLQ Capacity/Input data Heating <Capacity> 150% 140% IndoorDB:70 F Maximum operation 130% Without Frost 120% 110% With Frost 100% Rated operation Without Frost Outdoor DB( F) <Input> 180% IndoorDB:70 F 170% 160% Without Frost 150% Maximum operation 140% 130% 120% With Frost 110% 100%...
- Page 64 Cooling <Capacity> 150% Indoor:80/65 140% 130% 120% 110% 100% Outdoor DB( F) <Input> 120% Indoor:80/65 110% 100% Outdoor DB( F) Both capacity and input decrease when temperature is 66 or less degrees F, for compressor frequency restrictions operate. Both capacity and input decrease when temperature is 104 or more degrees F, as compressor speed is decreased due to current release protection.
- Page 65 ASU18RL Capacity/Input data Heating <Capacity> Maximum operation Current release works 140% IndoorDB:70 F 130% 120% Without Frost 110% 100% Current release works With Frost Rated operation Without Frost Outdoor DB( F) <Input> 180% IndoorDB:70 F 170% 160% Without Frost Maximum operation 150% Current release works 140%...
- Page 66 Cooling <Capacity> 150% Indoor:80/65 140% 130% 120% 110% 100% Outdoor DB( F) <Input> 120% Indoor:80/65 110% 100% Outdoor DB( F) Both capacity and input decrease when temperature is 66 or less degrees F, for compressor frequency restrictions operate. Both capacity and input decrease when temperature is 104 or more degrees F, as compressor speed is decreased due to current release protection.
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Page 67: Replacement Parts
R410A WALL MOUNTED type INVERTER 9 . REPLACEMENT PARTS... - Page 68 REPLACEMENT PARTS Models : ASU9RLQ ASU12RLQ 09-01...
- Page 69 REPLACEMENT PARTS Models : ASU9RLQ ASU12RLQ 09-02...
- Page 70 REPLACEMENT PARTS Models : AOU9RLQ AOU12RLQ 09-03...
- Page 71 REPLACEMENT PARTS Models : ASU18CL ASU18RL 09-04...
- Page 72 REPLACEMENT PARTS Models : ASU18CL ASU18RL 09-05...
- Page 73 REPLACEMENT PARTS Models : ASU18CL ASU18RL 09-06...
- Page 74 REPLACEMENT PARTS PROCESS ATTACHMENT OF INVERTER ASSY INVERTER ASSY Tap tight screw (SEPARATER) (TERMINAL BRACKET) Do not run up the terminal board mounting metal on 2 location of hook. THERMISTOR (OUT TEMP) is passed here. 09-07...
- Page 75 REPLACEMENT PARTS PROCESS The leads are connected with INVERTER ASSY MOTOR LEAD THERMISTOR ASSY (COND, DIS) THERMISTOR (OUT TEMP) SOLENOID LEAD COIL (EXP VLV) LEAD COMP LEAD WIRE CLAMPER REACTOR LEAD Cross Run the wire in front of bytly rubber sheet. is fixed to HOLDER 09-08...
- Page 76 REPLACEMENT PARTS PROCESS The leads are connected with INVERTER ASSY (TERMINAL COVER) (BINDER) 0~10mm COMP LEAD is passed TERMINAL COVER the under. PCB side COMP side 09-09...
- Page 77 REPLACEMENT PARTS PROCESS Fixing of Thermistor lead and motor lead. THERMISTOR ASSY (SUC/DIS) THERMISTOR (OUT TEMP) MOTOR LEAD COIL(EXP VLV) B - B 120~140mm 200~230mm E - E 160~190mm 190~220mm 09-10...
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Page 78: Installation Manual
R410A WALL MOUNTED type INVERTER 10 . INSTALLATION MANUAL... - Page 79 INDOOR UNIT This air conditioner uses new refrigerant HFC (R410A). SPLIT TYPE ROOM AIR CONDITIONER Fig. 4 5 cm or over For left piping and left rear piping, align the marks on the wall hook bracket and shape the connection pipe. CUTTING THE HOLE IN THE WALL FOR THE CONNECTING PIPING The basic installation work procedures are the same as conventional refrigerant (R22) models.
- Page 80 ELECTRICAL WIRING (INDOOR UNIT) FINISHING TEST RUNNING Fig. 15 G Perform test operation and check items 1 and 2 below. (1) Insulate between pipes. HOW TO THE INSTALL THE INTER-UNIT WIRE HARNESS The method of adjusting inter-unit wire harness G For the test operation method, refer to the operating manual. Fig.
- Page 81 1116, Suenaga, Takatsu-ku, Kawasaki 213-8502, Japan JAN 2006 Printed in Japan GS01012006...