Related Manuals for Carrier 42HNR010-713
Summary of Contents for Carrier 42HNR010-713
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Page 1: Service Manual
FILE NO. SVM-05003-4 SERVICE MANUAL AIR-CONDITIONER SPLIT WALL TYPE 42HNR010-713 / 38HNR010-713 42HNR012-713 / 38HNR012-713 Revised on Nov, 2005 Downloaded from AC-Manual.com Manuals... - Page 2 SPECIFICATIONS CONSTRUCTION VIEWS 2-1 Indoor Unit 2-2 Outdoor Unit WIRING DIAGRAM 3-1 42HNR012-713 / 38HNR012-713 3-2 42HNR010-713 / 38HNR010-713 SPECIFICATION OF ELECTRICAL PARTS 4-1 Indoor Unit 4-2 Outdoor Unit (38HNR012-713) 4-3 Outdoor Unit (38HNR010-713) REFRIGERATION CYCLE DIAGRAM 5-1 42HNR012-713 / 38HNR012-713...
- Page 3 FILE NO. SVM-05003 10. PART REPLACEMENT 10-1 Indoor Unit 10-2 Outdoor Unit 11. EXPLODED VIEWS AND PARTS LIST 11-1 Indoor Unit (E-Parts Assy) 11-2 Indoor Unit 11-3 Outdoor Unit (38HNR012-713) 11-4 Outdoor Unit (38HNR010-713) − 2 − Downloaded from AC-Manual.com Manuals...
- Page 4 FILE NO. SVM-05003 MODEL 42HNR012-713 / 38HNR012-713 42HNR010-713 / 38HNR010-713 ITEM Cooling Heating Cooling Heating 220V 240V 220V 240V 220V 240V 220V 240V Capacity 3.38 3.42 4.10 4.15 2.65 2.70 2.95 3.00 Phase 1∅ Power source 220 – 240 Power consumption 1.23...
- Page 5 FILE NO. SVM-05003 Note : 1 · Capacity is based on the following temperature conditions. JIS B8615-1 Condition Temperature Cooling Heating (DB) 27°C 20°C Indoor unit inlet air temperature (WB) 19°C 15°C (DB) 35°C 7°C Outdoor unit inlet air temperature (WB) 24°C 6°C...
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Page 6: Construction Views
FILE NO. SVM-05003 2. CONSTRUCTION VIEWS 2-1. Indoor Unit Front panel Heat exchanger Air inlet Air Filter Back body Air outlet Knock out system Knock out system Hanger Connecting pipe (0.43m) Drain hose (0.54m) (Flare ∅6.35) Hanger Connecting pipe (0.33m) (For 13 series ;... - Page 7 FILE NO. SVM-05003 2-2. Outdoor Unit 32.5 A Detail Drawing (Back Leg) B Detail Drawing (Front Leg) ∅6 Hole ∅6 Hole ∅11x14 Hole R5.5 ∅30 Drain outlet 2-∅11x14 Hole (For ∅8-∅10 anchor bolt) ∅436 FAN GUARD COVER PV Electrical part cover Liquid side (Flare ∅6.35) Gas side...
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Page 8: Wiring Diagram
FILE NO. SVM-05003 3. WIRING DIAGRAM 3-1. 42HNR012-713 / 38HNR012-713 Louver motor 73°C THERMAL FUSE INFRARED RAYS RECEIVE AND INDICATION PARTS 4 5 6 7 8 9 10 11 CN25 4 5 6 7 8 9 10 11 6 7 8 9 10 11 4 5 6 7 8 9 10 11 CN04 CN07... - Page 9 FILE NO. SVM-05003 3-2. 42HNR010-713 / 38HNR010-713 Louver motor 73°C THERMAL FUSE INFRARED RAYS RECEIVE AND INDICATION PARTS 4 5 6 7 8 9 10 11 CN25 4 5 6 7 8 9 10 11 4 5 6 7 8 9 10 11...
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Page 10: Specification Of Electrical Parts
FILE NO. SVM-05003 4. SPECIFICATION OF ELECTRICAL PARTS 4-1. Indoor Unit Parts name Type Specifications Fan motor (for indoor) SKF-220-20-4A-1 AC Motor with 150°C thermo fuse Thermo sensor (TA-sensor) ——— 10kΩ at 25°C µRM1260V Micro Power Module (M01) Microcontroller unit (IC30) TMP87CM40AN-5CK9 Heat exchanger sensor ———... -
Page 11: Specifications
FILE NO. SVM-05003 4-3. Outdoor Unit (38HNR010-713) Parts name Type Specifications Output (Rated) 750W, 2 poles, 1 phase, 220 − 240V , 50Hz Compressor PH180X1C-4DZDNB Winding resistance (Ω ) (at 20 °C 3.33 3.78 Output (Rated) 20W, 6 poles, 1 phase, 220 − 240V, 50Hz SKF-240-20B or Fan motor (for outdoor) Winding resistance (Ω... -
Page 12: Refrigeration Cycle Diagram
FILE NO. SVM-05003 5. REFRIGERATION CYCLE DIAGRAM 5-1. 42HNR012-713 / 38HNR012-713 Indoor unit Heat exchanger Cooling 0.39 m 0.49 m Heating (Connecting pipe) (Connecting pipe) ∅12.7 ∅6.35 Cross flow fan O.D.:12.7 mm O.D.:6.35 mm Packed valve Packed valve (∅12.7) (∅6.35) Heating Cooling 4-way valve... - Page 13 FILE NO. SVM-05003 5-2. 42HNR010-713 / 38HNR010-713 Indoor unit Heat exchanger Cooling 0.39 m 0.49 m Heating (Connecting pipe) (Connecting pipe) ∅9.52 ∅6.35 Cross flow fan O.D.:9.52 mm O.D.:6.35 mm Packed valve Packed valve (∅9.52) (∅6.35) Heating Cooling 4-way valve...
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Page 14: Control Block Diagram
FILE NO. SVM-05003 6. CONTROL BLOCK DIAGRAM Main Unit Control Panel M.C.U. Operation Heat Exchange sensor Functions Display Timer • Louver Control Display Thermo. Sensor Filter Sign Display • 3-minutes Delay at Restart Infrared Rays Signal Reciver for Compressor PRE DEF Sign Display •... -
Page 15: Operation Description
FILE NO. SVM-05003 7. OPERATION DESCRIPTION 7-1. Outline of Air Conditioner Control 7-1-1. Louver control (1) Vertical air flow louver This is a fixed capacity type air conditioner, which uses Position of veritcal air flow louver is automatically AC motor for an indoor fan. The AC motor drive controlled according to the operation mode. -
Page 16: Description Of Operation Circuit
FILE NO. SVM-05003 7-2. Description of Operation Circuit 7-2-2. Dry operation ([MODE] button on the remote control is set (1) When turning on the breaker, the operation lamp to the dry operation.) blinks. This means that the power supply is on. (1) The compressor, 4-way valve, outdoor fan and (2) When pressing [ ] button on the remote control,... - Page 17 FILE NO. SVM-05003 7-2-3. Heating operation *Heat pump model only (3) The indoor heat exchanger restricts revolving ([MODE] button on the remote control is set speed of the fan motor to prevent a cold draft. The to the heating operation.) upper limit of the revolving speed is shown in Fig.
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Page 18: Low-Temperature Limit Control
FILE NO. SVM-05003 7-3. High-Temperature Limit Control *5 and *6: Table 7-2-1 *Heat pump model only The microcontroller detects the indoor heat exchanger speed Starting period Stabilized period temperature to prevent pressure of a refrigerating cycle · · From 12 to 25 minutes AUTO Up until 12 minutes from increasing excessively. - Page 19 FILE NO. SVM-05003 7-5. Defrost Operation * <In case of C> Heat pump model only (1) The heating operation is performed for at least 90 During the heating operation, the outdoor heat minutes. exchanger temperature goes down and sometimes it is frozen.
- Page 20 FILE NO. SVM-05003 7-6. Current Limit Control *Heat pump model only The microcontroller detects the input current so as to prevent it exceeds a specified value by means of controlling the outdoor fan control as described in (1) and (2). (1) Current limit control (Cooling operation) Control is performed as shown below by detecting the compressor operating current with a current...
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Page 21: Auto Restart Function
FILE NO. SVM-05003 7-7. Auto Restart Function 7-7-1. How to set auto restart function To set the auto restart function, proceed as follows: The indoor unit is equipped with an automatic The power supply to the unit must be on; the function restarting function which allows the unit to restart will not set if the power is off. -
Page 22: Filter Check Lamp
FILE NO. SVM-05003 7-7-2. How to cancel auto restart function To cancel auto restart function, proceed as follows: Repeat the setting prodedure: the unit receives the signal and beeps three times. The unit will be required to be turned on with the remote control after the main power supply is turned off. -
Page 23: Installation Procedure
FILE NO. SVM-05003 8. INSTALLATION PROCEDURE 8-1. Safety Cautions For general public use Power supply cord of parts of appliance for Outdoor use shall be at least polychloroprene sheathed flexible cord (design H07RN-F), or cord designation 245 IEC66. CAUTION To Disconnect the Appliance from the Main Power Supply This appliance must be connected to the main power supply by means of a circuit breaker or a switch with a contact separation of at least 3 mm. - Page 24 FILE NO. SVM-05003 REQUIREMENT OF REPORT TO THE LOCAL POWER SUPPLIER Please make absolutely sure that the installation of this appliance is reported to the local power supplier before installation. If you experience any problems, or if the installation is not accepted by the supplier, the service agency will take adequate countermeasures.
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Page 25: Installation Diagram Of Indoor And Outdoor Units
FILE NO. SVM-04018 8-2. Installation Diagram of Indoor and Outdoor Units Before installing the For the rear left and left wireless remote control piping Hook • With the remote control cover Installation open, load the batteries supplied plate Wall correctly, observing their polarity. -
Page 26: Installation
8-3-1. Optional installation parts Part Parts name Q'ty Code Refrigerant piping Liquid side : ∅6.35 mm : ∅9.52 mm Gas side (42HNR010-713) each : ∅12.70 mm Gas side (42HNR012-713) Pipe insulating material (polyethylene foam, 6 mm thick) Putty, PVC tapes each <Fixing bolt arrangement of outdoor unit>... -
Page 27: Accessory And Installation Parts
FILE NO. SVM-05003-1 8-3-2. Accessory and installation parts Part Part Part Part name (Q'ty) Part name (Q'ty) Part name (Q'ty) Mounting screw ∅4 x 25 s x 6 Installation plate x 1 Remote control holder x 1 Pan head wood screw ∅3.1 x 16 s x 2 Wireless remote control x 1 Nano-Silver filter x 1... -
Page 28: Indoor Unit
FILE NO. SVM-05003 8-4-2. Cutting a hole and mounting installation 8-4. Indoor Unit plate 8-4-1. Installation place <Cutting a hole> • A place which provides the spaces around the When installing the refrigerant pipes from the rear. indoor unit as shown in the above diagram. •... - Page 29 • Ensure all wiring is used within its electrical rating. Projection 15 mm or less 5 mm dia. hole Model 42HNR012-713 42HNR010-713 7 Mounting 50 Hz, 220 − 240V Single phase Power source screw ∅4 x 25s s s s s Maximum 7.5A...
- Page 30 FILE NO. SVM-05003 8-4-4. Wiring connection <Stripping length of the connecting cable> <How to connect the power cord> 40 mm Earth line 10 mm For the air conditioner that does not have power cord, connect a power cord to it as mentioned below.
- Page 31 FILE NO. SVM-05003 <How to connect the connecting cable> <How to install the air inlet grille on the indoor unit> • When attaching the air inlet grille, the contrary of Wiring of the connecting cable can be carried out without removing the front panel. the removed operation is performed.
- Page 32 FILE NO. SVM-05003 8-4-5. Piping and drain hose installation How to fix the drains cap 1) Insert hexagonal wrench (4 mm) in a center <Piping and drain hose forming> head. * Since dewing results in a machine trouble, make sure to insulate both the connecting pipes. (Use polyethylene foam as insulating material.) 4 mm Rear right...
- Page 33 FILE NO. SVM-05003 <Left-hand connection with piping> 8-4-6. Indoor unit fixing Bend the connecting pipe so that it is laid within 43 mm 1. Pass the pipe through the hole in the wall, and hook above the wall surface. If the connecting pipe is laid the indoor unit on the installation plate at the upper exceeding 43 mm above the wall surface, the indoor hooks.
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Page 34: Outdoor Unit
FILE NO. SVM-05003 8-4-7. Drainage 8-5. Outdoor Unit 1. Run the drain hose sloped downwards. 8-5-1. Installation place • A place which provides the spaces around the NOTE outdoor unit as shown in the left diagram. • Hole should be made at a slight downward slant on •... -
Page 35: Vacuum Pump
FILE NO. SVM-05003 8-5-2. Refrigerant piping connection (Unit : N·m) Outer dia. 1. Cut the pipe with a pipe cutter. Tightening torque of copper pipe ∅6.35 16 to 18 (1.6 to 1.8 kgf·m) Roughness Warp Obliquity ∅9.52 30 to 42 (3.0 to 4.2 kgf·m) ∅12.70 50 to 62 (5.0 to 6.2 kgf·m) Fig. -
Page 36: Air Purge
FILE NO. SVM-05003 8-5-3. Evacuating <Packed valve handling precautions> • Open the valve stem all the way out; but do not try After the piping has been connected to the indoor unit, you can perform the air purge together at once. to open it beyond the stopper. -
Page 37: How To Set Remote Control Selector Switch
FILE NO. SVM-05003 8-5-4. Wiring connection 8-6. How to Set Remote Control Selector Switch 1. Remove the valve cover from the outdoor unit. 2. Connect the connecting cable to the terminal as When two indoor units as installed in seperated rooms, identified with their respective matched numbers on there is no need to change the selector switch. - Page 38 FILE NO. SVM-05003 2. Set the remote control selector switch with the 8-7. Others remote control 8-7-1. Gas leak test [B] is indicated on the liquid crystal display when setting remote control selector switch to B. [A] is not indicated on the display even if the selector switch is set to A.
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Page 39: Troubleshooting Chart
FILE NO. SVM-05003 9. TROUBLESHOOTING CHART 9-1. Troubleshooting Procedure 9-2-2. Incorrect cable connection between Indoor and outdoor units Follow the details of 9-2. Basic Check Items. The indoor unit is connected to the outdoor unit with If there is no troub le corresponding to 9-2, check 5 cables (Heat pump model) or 3 cables (Cooling Only whether or not there are faulty parts following model). -
Page 40: Primary Judgement
FILE NO. SVM-05003 9-3. Primary Judgement 9-3-2. Failure diagnosis The indoor unit diagnoses the operation condition and 9-3-1. Role of indoor unit controller indicates the information of the self-diagnosis with the The indoor unit controller receives the operation lamps on the display panel of the indoor unit. commands from the remote control and executes them. -
Page 41: Self-Diagnosis By Remote Control (Check Code)
FILE NO. SVM-05003 9-4. Self-Diagnosis by Remote Control (Check Code) (1) If the lamps are indicated as shown B to G in Table 9-3-1, exchanger the self-diagnosis by the remote control. (2) When the remote control is set to the service mode, the indoor controller diagnoses the operation condition and indicate the information of the self-diagnosis on the display of the remote... - Page 42 FILE NO. SVM-05003 Table 9-4-1 Block level Diagnosis function Judgement and action Check Check Block Symptom Conditioner Condition code code status Indoor Thermo. sensor short/ Continued Indicated 1.Check thermo sensor. P.C. board break. operation. when detected 2.If it is OK, check abnormal P.C.
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Page 43: Troubleshooting Flowcharts
FILE NO. SVM-05003 9-5. Troubleshooting Flowcharts 9-5-1. Power can not be turned on (No operation at all) <Preliminary checks> Operation (1) Is the supply voltage normal? (2) Is the connection to the AC output OK.? Check Items Main cause Shut off the power supply from AC outlet once and Countermeasure turn it on after 5 seconds. - Page 44 To the paragraph of "No Power turns on". 42HNR012-713 Black White Blue Brown Indoor Termial Block CN31 RY01 Green/Yellow PC Board 42HNR010-713 Black White Blue Brown Indoor Termial Block CN31 RY01 Green/Yellow PC Board − 43 − Downloaded from AC-Manual.com Manuals...
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Page 45: Outdoor Unit Does Not Operate
FILE NO. SVM-05003 9-5-3. Outdoor unit does not operate Shut off the power supply from AC outlet once and turn it on after 5 seconds. Does the OPERATION lamp blink? See "Power can not be turned on". Does the power turn on by pushing See "Power can not be turned on". -
Page 46: Only Compressor Does Not Operate
FILE NO. SVM-05003 9-5-4. Only compressor does not operate Shut off the power supply from AC outlet once and turn it on after 5 seconds. Does the OPERATION lamp blink? See "Power can not be turned on". Does the power turn on by See "Power can not be turned on". -
Page 47: Only Outdoor Fan Does Not Operate
FILE NO. SVM-05003 9-5-5. Only outdoor fan does not operate Shut off the power supply from AC outlet once and turn it on after 5 seconds. Does the OPERATION lamp blink? See "Power can not be turned on". Does the power turn on by See "Power can not be turned on". - Page 48 FILE NO. SVM-05003 9-5-6. Only 4-Way valve does not operate (During heating operation) Shut off the power supply from AC outlet once and turn it on after 5 seconds. Does the OPERATION lamp blink? See "Power can not be turned on". Does the power turn on by See "Power can not be turned on".
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Page 49: Only The Indoor Fan Does Not Operate
FILE NO. SVM-05003 9-5-7. Only the indoor fan does not operate <Check procedure> Shut off the power supply once. Turn the power supply. Does the fan stop in Replace the P.C. board. Control P.C. board is defective. no operating status? Start the operation with low fan setting in cool operation. -
Page 50: Troubleshooting For Remote Control (Including The Indoor P.c. Board)
FILE NO. SVM-05003 9-6. Troubleshooting for Remote Control (Including the Indoor P.C. Board) There is no been from the indoor unit. Push the START/STOP button. The operation lamp of the air conditioner main unit does not light. Does the transmission indicator blink? Reset the remote control by use the tip pencil push... - Page 51 FILE NO. SVM-05003 9-6-1 How to check the P.C. board (2) Inspection procedres 1) When a P.C. board is judged to be defective, (1) Operating precautions check for disconnection, burning, or discolora- 1) When removing the front panel or the P.C. board, tion of the copper foil pattern or this P.C.
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Page 52: Checking Procedure
FILE NO. SVM-05003 (3) Checking procedure Table 9-6-1 Procedure Check Point (Symptom) Causes Shut off the power supply and 1. Is the fuse blown? 1. • Application of shock voltage. remove the P.C. board assembly • Overload by short-circuit of the from the electronic parts base. - Page 53 FILE NO. SVM-05003 Table 9-6-2 Approximate resistance value of thermo sensor (kΩ) Temperature 0°C 20°C 30°C 25°C 10°C Resistance value 33.8 20.35 12.59 10.00 7.99 9-6-2. How to shorten time of restart delay timer (1) Set the operation mode, temperature, and air flow MODE TEMP.
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Page 54: Part Replacement
FILE NO. SVM-05003 10. PART REPLACEMENT 10-1. Indoor Unit Part name Procedures Remarks Front panel How to remove the front panel 1) Stop the operation of the air conditioner and turn off its main power supply. 2) Pull the air inlet grille toward you to open it and remove the air inlet grille. - Page 55 FILE NO. SVM-05003 Part name Procedures Remarks Heat exchanger 1) Remove the front panel, electrical part and the horizontal louver following procedure 3. 2) Remove the pipe holder at the rear side of main unit. 3) Remove the 2 screws on the heat exchanger at the base bearing.
- Page 56 FILE NO. SVM-05003 10-2. Outdoor Unit Part name Procedures Remarks 2-Screws ∅4 x 16L Common 1) Stop the operation of air-conditioner, and Cord clamp procedure disconnect the power cord from the AC Electric supply. parts cover 2) Remove packed valve cover and Electric parts cover.
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Page 57: Exploded Views And Parts List
Description Description 43T60001 TERMINAL 43T60077 FUSE; TEMPERATURE; 77C 43T60002 TERMINAL BLOCK; 3P 43T62003 CORD CLAMP 43T69004 43T69433 PC BOARD (42HNR010-713) SENSOR; HEAT EXCHANGER 43T69005 43T69434 PC BOARD (42HNR012-713) SENSOR; THERMOSTAT 43T69079 PC BOARD ASSY; WRS-LED − 56 − Downloaded from AC-Manual.com Manuals... - Page 58 43T79301 CAP-DRAIN 43T20302 FAN; CROSS FLOW 43T21321 MOTOR; STEPPING 43T39302 BAND MOTOR-L 43T44352 REFRIGERATION CYCLE ASSY 43T21338 MOTOR FAN (For 42HNR010-713) (For 42HNR012-713) 43T21322 MOTOR FAN (For 42HNR012-713) 43T44355 REFRIGERATION CYCLE ASSY 43T39303 BAND MOTOR-R (For 42HNR010-713) 43T82301 PLATE; INSTALLATION 43T47006 PIPE;...
- Page 59 FILE NO. SVM-05003-3 11-3. Outdoor Unit (38HNR012-713) Location Part Location Part Description Description 43T00374 FRONT CABINET ASSEMBLY 43T63303 FIXING PLATE VALVE 43T03306 BACK CABINET ASSEMBLY 43T47008 CAPILLARY TUBE; 1.5 DIA 43T03327 BASE 43T41348 COMPRESSOR (PH225X2C-4FT) 43T00396 UPPER CABINET ASSEMBLY 43T47324 BOLT COMPRESSOR (M6) 43T09320 WIRE GUARD...
- Page 60 FILE NO. SVM-05003-3 11-4. Outdoor Unit (38HNR010-713) Location Part Location Part Description Description 43T00374 FRONT CABINET ASSEMBLY 43T63303 FIXING PLATE VALVE 43T03308 BACK CABINET ASSEMBLY 43T47008 CAPILLARY TUBE; 1.5 DIA 43T03329 BASE 43T41366 COMPRESSOR (PH180X1C-4DZDN3) 43T00395 UPPER CABINET ASSEMBLY 43T47325 BOLT COMPRESSOR (M6) 43T09320 WIRE GUARD...
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