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CHAPTER 1. PRODUCT SPECIFICATIONS
[1]
SPECIFICATION.................................... . ....... 1-1
[2]
EXTERNAL DIMENTIONS..................... . ....... 1-2
[3]
ELECTRICAL PARTS ............................ . ....... 1-2
[4]
WIRING DIAGRAMS.............................. . ....... 1-2
CHAPTER 2. EXPLANATION OF CIRCUIT AND
OPERATION
[1]
BLOCK DIAGRAMS............................... . ....... 2-1
[2]
MICROCOMPUTER CONTROL SYSTEM ... . ....... 2-2
[3]
FUNCTION............................................. . ....... 2-3
[4]
OPERATION MANUAL .......................... . ....... 2-6
Parts marked with "
" are important for maintaining the safety of the set. Be sure to replace these parts with specified ones for maintaining the
safety and performance of the set.
SERVICE MANUAL
ROOM AIR CONDITIONER
(INDOOR UNIT)
MODEL
In the interests of user-safety (Required by safety regulations in some countries) the set should
be restored to its original condition and only parts identical to those specified should be used.
CONTENTS
CHAPTER 3. TROUBLE SHOOTING GUIDE
[1]
SELF-DIAGNOSIS FUNCTION.....................3-1
[2]
ACTERISTICS...............................................3-8
[3]
[4]
CHAPTER 4. DISASSEM
[1]
[1]
S1605AYXPC12TT
SPLIT TYPE
AY-XPM07TU
AY-XPC09TU
AY-XPC12TU
.................................
...............................................4-1
.............................................5-1
This document has been published to be used for
after sales service only.
The contents are subject to change without notice.
AY-XPC12TU
3-8
....
3-9
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Table of Contents
Troubleshooting
Related Manuals for Sharp AY-XPM07TU
Summary of Contents for Sharp AY-XPM07TU
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Page 1: Table Of Contents
SERVICE MANUAL S1605AYXPC12TT SPLIT TYPE ROOM AIR CONDITIONER (INDOOR UNIT) AY-XPM07TU MODEL AY-XPC09TU AY-XPC12TU In the interests of user-safety (Required by safety regulations in some countries) the set should be restored to its original condition and only parts identical to those specified should be used. -
Page 2: Specification
AY-XPC12TU CHAPTER 1. SPECIFICATION AHXPC12LV Service Manual [1] SPECIFICATION ITEMS INDOOR MODEL AY-XPM07TU AY-XPC09TU AY-XPC12TU Electrical data Single Single Phase Single Rated frequency 208/230 208/230 208/230 Reted voltage Evaporator Louver fin and Grooved tube type Louver fin and Grooved tube type... -
Page 3: External Dimentions
AY-XPC12TU [2] EXTERNAL DIMENSION Indoor unit 2.2 (57) 0.7 (18) Remote controller 36.2 (920) 9.4 (240) [3] ELECTRICAL PARTS SHA-37CVJ-F440-2 DC MOTOR (CMOT-A562JBKZ) Fan motor 20BYJ46-412 DC 12V (RMOT-A236JBZZ) Louver motor QFS-GA078JBZZ(3.15A 250V) [4] WIRING DIAGRM 1 – 2... -
Page 4: Explamation Of Circuit And Operation
AY-XPC12TU CHAPTER 2. EXPLAMATION OF CIRCUIT AND OPERATION AHXPC12LV Service Manual [1] BLOCK DIAGRAMS Switching transformer Heat exchanger (PIPE) detect circuit Heat exchanger temp. thermistor Liquid pipe VALVE detect circuit Liquid pipe temp. thermistor louver motor driving circuit Horizontal louver motor 2 –... -
Page 5: Microcomputer Control System
AY-XPC12TU [2] MICROCOMPUTER CONTROL SYSTEM 1. Electronic control circuit diagram 2 – 2... -
Page 6: Function
AY-XPC12TU 2. Printed wiring board terminal board "L2" (brown) terminal board "L1" (blue) terminal board (green/yellow) terminal board "2" (red) CN2: thermistor BCN7: display board unit CN6: plasmacluster CN4: louver motor CN1: fan motor generator [3] FUNCTION 1. Restart control 3. -
Page 7: Automatic Air Conditioning
AY-XPC12TU 5. Power ON start 9.1. Difference relating to set temperature If the connecting wire “POWER ON” (POJP) is put on the PWB assem- Temperature setting method bly, when the power is supplied by turning on a circuit breaker, the air Auto mode Heat Automatic temperature setting based... - Page 8 AY-XPC12TU 12. Self Clean operation 15. Explanation of cluster circuit The cluster unit generates cluster ions, which are circulated through- Heating or Fan operation and Cluster operation are performed simulta- neously. out the room by the air flow created by the blower fan (indoor unit fan motor) in the air conditioner unit.
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Page 9: Operation Manual
AY-XPC12TU [4] Operation Manual BASIC OPERATION Press the COOL, HEAT, AUTO or DRY button. : COOL : HEAT : AUTO : DRY • The green OPERATION lamp ( ) will light up. TO TURN OFF Press the STOP button. • The green OPERATION lamp ( ) will turn off. -
Page 10: Adjusting The Air Flow Direction
The mode symbol of the remote control will go off and the fan speed cannot be set to AUTO. • Plasmacluster is Sharp’s original technology. For more information, please visit: http://www.sharp-world.com/pci/en/ 2 – 7... -
Page 11: Multi Space
AY-XPC12TU COANDA (GENTLE COOL / HEAT) MULTI SPACE AIRFLOW By using this function, the louver will be The unit will operate to cool or warm multiple rooms in well insulated house by automatically adjusted to deliver comfort- pressing this button. able air gently and quickly across the ceil- ing or fl oor without cold/warm air blows During cooling or heating operation,... -
Page 12: Silent Operation
AY-XPC12TU SILENT OPERATION FULL POWER OPERATION The air conditioner works at the maximum The unit will operate at “Extra LOW” fan power to make the room cool or warm speed for comfort and in need of quieter operation. quickly. During COOL, HEAT, and AUTO During operation, press the FULL POWER button. -
Page 13: Timer Operation
AY-XPC12TU 1 . 2 . 3 . 5h OFF TIMER TIMER OPERATION When the 1 . 2 . 3 . 5h OFF TIMER is set, the TIMER OFF unit will automatically turn off after the set- Press the TIMER OFF button. ting hours. - Page 14 AY-XPC12TU TIMER ON TO CANCEL Press the SET/C button. Press the TIMER ON button. • The orange TIMER lamp ( ) will turn off. • The TIMER ON indicator ( ) will blink. • The current time will be displayed on the re- Press the TIME ADVANCE or RE- mote control.
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Page 15: Self Clean Operation
AY-XPC12TU SELF CLEAN OPERATION DISPLAY BUTTON Press the DISPLAY button when the lamps SELF CLEAN operation will reduce the growth of mold fungus with Plasmacluster on the unit are too bright. (The green OP- ERATION lamp and the orange TIMER ions and dry inside of the unit. -
Page 16: Chapter 3. Troubleshooting Guide
AY-XPC12TU CHAPTER 3. TROUBLESHOOTING GUIDE AHXPC12LV Service Manual [1] SELF-DIAGNOSIS FUNCTION 1.DESCREPTION OF SELF-DIAGNOSIS FUNCTION • To display the self-diagnosis, hold down the AUX button for over 5 seconds on the indoor unit when the indoor unit is not operating. •... - Page 17 AY-XPC12TU 2.CHART FOR READING SELF-DIAGNOSIS RESULT <INDOOR UNIT> ○:1-second ON / 1-second OFF Malfunction Indoor unit Content of diagnosis Check point Action Outdoor No.* Problem unit symptom indication (LED1) Lamp Main Sub Main → Indoor and 2-time Cycle Compressor high 1) Check the outdoor unit 1) Ensure unobstructed O O O O O Timer (Orange)
- Page 18 AY-XPC12TU Malfunction Indoor unit Content of diagnosis Check point Action Outdoor No.* Problem unit symptom indication (LED1) Lamp Main Sub Main → Indoor and 6-time O O O O O Timer (Orange) Outdoor unit DC over current Go to “DC Over Current Error (6-0 error)”. outdoor DC Current error...
- Page 19 AY-XPC12TU Malfunction Indoor unit Content of diagnosis Check point Action Outdoor No.* Problem unit symptom indication (LED1) Lamp Main Sub Main → Indoor and 10-time O O O O O Timer (Orange) EEPROM EEPROM (outdoor) Replace the outdoor outdoor error data error unit control PWB Operation (Green)
- Page 20 AY-XPC12TU Malfunction Indoor unit Content of diagnosis Check point Action Outdoor No.* Problem unit symptom indication (LED1) Lamp Main Sub Main → Indoor and 14-time O O O O O Timer (Orange) Outdor unit PAM over voltage 1) Check the AC power 1) Correct the installa- outdoor error...
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Page 21: Ipm Check Method
AY-XPC12TU Problem Outdoor Indoor unit Malfunc- Content of diagnosis Check point Action symptom unit indi- tion No. cation Lamp Main Sub Main → (LED1) Indoor and Normal Timer (Orange) Indoor unit Indoor unit room (1) Check connector of (1) Replace the ther- outdoor blinking... - Page 22 AY-XPC12TU 3 – 7...
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Page 23: Thermistor Temperature Characteristics
[3] AIR CONDITIONER OPERATION IN THERMISTOR ERROR * These models have following thermistors. INDOOR UNIT AY-XPM07TU, AY-XPC09TU, AY-XPC12TU TH1, TH2, TH3 The errors for the thermistors that are not mentioned above are irrelevant. These indoor units don’t have power relay. -
Page 24: General Troubleshooting Chart
AY-XPC12TU [4] GENERAL TROUBLESHOOTING CHART * These models have following thermistors. INDOOR UNIT AY-XPM07TU, AY-XPC09TU, AY-XPC12TU TH1, TH2, TH3 The errors for the thermistors that are not mentioned above are irrelevant. These indoor units don’t have power relay. 1. Indoor unit does not turn on... -
Page 25: Indoor Unit
AY-XPC12TU CHAPTER 4. DISASSEMBLY PROCEDURE [1] INDOOR UNIT 1) Remove power cord from OUTDOOR 3) Remove the screw fixing cord holder UNIT. and then remove it. 2) Open open panel (reverse it) and remove it by the direction shown in the picture. (Pay attention to the three hooks.) 4) Loosen 4 screws on terminal board and remove Unit-to-Unit wire... - Page 26 AY-XPC12TU 8) Loosen the 2 screws, push the hook 6) Lift the underside catch, then push the upper hooks and remove filter guide. 7) Loosen the screw, push the hook and remove front panel L . 9) Remove thermistor wire and loosen the screw fixing earth wire .
- Page 27 AY-XPC12TU 12) Lift the upper hook and remove 10) Lift the hook, reverse control box cover and pull it toward in the direction control box ass'y. shown in the picture. HOOK HOOK 13) Loosen 2 screws, take off drain pan . 11) Remove 3 connectors and cut 2 fixing bands.
- Page 28 AY-XPC12TU 14) Push the catch, take off fan motor and 16) Loosen 3 screws and remoce cross flow fan . evaporator ass'y . 15) Loosen the screw of cross flow fan and then separate cross flow fan and fan motor . When assembling cross flow fan and fan motor , insert the motor shaft in the boss of cross flow fan to the ring...
- Page 29 AY-XPC12TU 18) Loosen 2 screws and remove 21) Pull PWB toward by the direction shown in the picture. side cover R . 19) Loosen the screw fixing terminal board , 22) Lift the hook and remove LED PWB . and take terminal board up. Hook 23) Remove the center shaft of horizontal louver from louver holder...
- Page 30 AY-XPC12TU 27) Push 3 hooks, open 24) Loose 1 screws of guard holder for wire guard, and then take off guard holder. plasmacluster ass'y and remove plasmacluster unit . Hook Unhook the wire guard as shown below, and then take off wire guard. (Same as left side.) Hook 25) Loosen 3 screws fixing stabilizer R ,...
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Page 31: Chapter 5. Installation Instruction
AY-XPC12TU CHAPTER 5. INSTALLATION INSTRUCTION AHXPC12LV Service Manual Carefully read and follow these instructions for smooth and trouble-free installation. This manual describes the installation of indoor unit only For the installation of the outdoor unit, see the installation manual accompanying outdoor unit. SAFETY PRECAUTIONS •... -
Page 32: Connecting The Cable To The Indoor Unit
AY-XPC12TU INSTALLATION DIMENSION OF INDOOR UNIT Length unit: in (mm) Outline of indoor unit Unit size: 36.2 (920) Cabinet size: 33.7 (856) 17.7 (450) 7.3 (185) 7.3 (185) 10.2 (260) A167 2.8 (70) 2.6 (65) (For right side piping) 3 (77) 4.9 (124) 3.4 (86) 4.5 (115) Top of... -
Page 33: Connecting The Drain Hose
(1) Pass the pipes and the drain hose through the piping For directions 1, 2 ,4 and 5, cut out the specifi c hole. zone without leaving any sharp edge. (2) Hook the unit onto the mounting plate. Hook (3) Pull the connecting cable into the indoor unit. -
Page 34: Connecting The Refrigerant Pipes
AY-XPC12TU CONNECTING THE REFRIGERANT PIPES Flaring the pipe end (4) Flaring Flare processing dimensions(A) (1) Cutting with a pipe cutter 90° Cut at a right angle. (2) Deburring R410A tool 0-0.02 inch (0 - 0.5 mm) Allow no cuttings in the pipe. Conventional tool 0.04-0.06 inch (1.0 - 1.5 mm) (3) Putting in the fl... -
Page 35: Indoor Unit
AY-XPC12TU PartsGuide PARTS GUIDE SPLIT TYPE ROOM AIR CONDITIONER AY-XPM07TU MODELS AY-XPC09TU AY-XPC12TU CONTENTS INDOOR UNIT PARTS ACCESSORY PARTS INDOOR PACKING PARTS HOW TO ORDER REPLACEMENT PARTS To have your order filled promptly and correctly, please furnish the following information. -
Page 36: Indoor Unit Parts
AY-XPC12 U [1] INDOOR UNIT PARTS... - Page 37 AY-XPC12 U...
- Page 38 AY-XPC12 U...
- Page 39 AY-XPC12TU PRICE PART PARTS CODE DESCRIPTION RANK MARK RANK [1] INDOOR UNIT PARTS CYCLE PARTS CCYC-E468JBKZ BV CYCLE ASS'Y PFPFPE997JBEZ AG TUBE INSULATOR PSEN-A099JBKZ FLARE NUT ASS'Y PPLT-A933JBFZ SIDE COVER L PCOV-C002JBFZ AH SIDE COVER R PSEN-A100JBKZ FLARE NUT ASS'Y LHLD-B217JBFA THERMISTOR HOLDER PFPFPD317JBEZ AC...
- Page 40 7-10 PPLTNA167JBWZ AM MOUNTING ANGLE 7-11 TSPC-K220JBRA NAME LABEL (AY-XPC12TU) 7-11 TSPC-K228JBRA NAME LABEL (AY-XPC09TU) 7-11 TSPC-K229JBRA NAME LABEL (AY-XPM07TU) [2] ACCESSORY PARTS CRMC-A950JBEZ AY REMOTE CONTROL LHLD-A484JBFA HOLDER DHLD-A073JBKZ CORD HOLDER ASSY FFZK-A256JBKZ SCREWS KIT UBATUA027JBE0 AE BATTERY PACK...
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