Roland FAVORITE ON-OFF Series Service Manual Download | Manualshive

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Page 39

Procedure

Illustra

�

on

6) Remove the screws of the right panel

and then remove the right panel
(5 screws) (see CJ_AB30_005).

Right Panel

CJ_AB30_005

Note: This sec

�

on is for reference only. Actual unit appearance may vary.

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Summary of Contents for FAVORITE ON-OFF Series

Page 1: ...FAVORITE Service Manual 2019 ON OFF Series...

Page 2: ...Wiring Diagrams 3 Product Features 9 1 Opera on Modes and Func ons 4 Maintenance and Disassembly 14 1 Maintenance 2 Disassembly 5 Troubleshoo ng 57 1 Safety Cau on 2 General Troubleshoo ng 3 Error Di...

Page 3: ......

Page 4: ...Safety Precau ons Contents 1 In Case of Accidents or Emergency 2 2 Pre Installa on 2 3 Opera on and Maintenance 2...

Page 5: ......

Page 6: ...ure the power cable is secure and not damaged during opera on Do not unplug the power supply plug during opera on Do not store or use ammable materials nearthe unit Do not open the inlet grill of the...

Page 7: ...Speci ca ons Contents 1 Model Reference 4 2 Electrical Wiring Diagrams 5 2 1 Indoor Unit 5 2 2 Outdoor Unit 7...

Page 8: ...purchased equipment Indoor Unit Model Outdoor Unit Model Capacity Power Supply 220 240V 50Hz 1Phase Speciications FU 07HSS010 N2 IN FU 07HSS010 N2 OUT FU 09HSS010 N2 IN FU 09HSS010 N2 OUT FU 12HSS010...

Page 9: ...m Bus Central Controller for CAC X Y E 485 Communica on Line L LIVE N NEUTRAL Heater The Electric Hea ng Belt of Indoor Unit T1 Indoor Room Temperature T2 Coil Temperature of Indoor Heat Exchanger Mid...

Page 10: ...er To Remote Alarm To Remote Switch OPTIONAL OPTIONAL This symbol indicates the element is optional the actual shape shall prevail 2 HEATER INDOORWIRINGDIAGRAM 16022000020455 OPTIONAL 3 5 3 or 2 OPTIO...

Page 11: ...WAY VALVE AC FAN Alterna ng Current FAN DC FAN Direct Current FAN CT1 AC Current Detector COMP Compressor L PRO Low Pressure Switch H PRO High Pressure Switch FU 07HSS010 N2 IN FU 09HSS010 N2 IN FU 12...

Page 12: ...Page 7 FU 24HSS010 N2 IN 1 3 2 4 Y G A1 A2 Y G 1 Symbol 2 indicates compressor internal or external components Speciications...

Page 13: ...igital Display 10 1 4 Fan Mode 11 1 5 Cooling Mode 11 1 6 Hea ng Mode 11 1 7 Auto mode 11 1 8 Drying Mode 12 1 9 Forced Opera on Func on 12 1 10 Auto Restart Func on 12 1 11 Refrigerant Leakage Detec...

Page 14: ...rrent protec on The current exceeds se ng value for certain me the compressor and outdoor fan will shut o Indoor fan delayed opera on When the unit starts the louver is automa cally ac vated and the i...

Page 15: ...wind func on has the priority The indoor fan speed will adjust according to the value of T1 TS 1 6 3 Outdoor FanControl The outdoor units have single fan speed The outdoor fan will run following the...

Page 16: ...the current se ngs not including the swing se ng and in the case of a sudden power failure will restore those se ng automa cally within 3 minutes a er power returns If the unit was in forced cooling...

Page 17: ...ps for a certain time Use the LED and SWING bu ons to cycle through informa ondisplayed Pressing LED will display the next code in the sequence Pressing SWING will show the previous The following tabl...

Page 18: ...Disassembly Contents 1 Maintenance 15 1 1 First Time Installa on Check 15 1 2 Refrigerant Recharge 17 1 3 Re Installa on 18 1 3 1 Indoor Unit 18 1 3 2 Outdoor Unit 20 2 Disassembly 22 2 1 Indoor Unit...

Page 19: ...c ng the air condi oner s performance the indoor unit as well as the pipes between the indoor and outdoor unit must be be leak tested and evacuated Leak test soap water method Use a so brush to apply...

Page 20: ...si a er 30 minutes con nue evacua ng for an addi onal 20 minutes If the pressure does not achieve 0 1 MPa 14 5 Psi a er 50 minutes check for leakage If the pressure successfully reaches 0 1 MPa 14 5 P...

Page 21: ...nder and close the check valve on the charge set to purge the air 5 Place the charging cylinder onto an electronicscale and record the star ng weight 6 Operate the air condi oner in cooling mode 7 Ope...

Page 22: ...ifold valve to purge air from the charge hose for 5 seconds and then close it quickly 5 Close the 2 way valve 6 Operate the air condi oner in cooling mode Cease opera ons when the gauge reaches 0 1 MP...

Page 23: ...does not achieve 0 1 MPa 14 5 Psi a er 50 minutes check for leakage If the pressure successfully reaches 0 1 MPa 14 5 Psi fully close the Handle Lo valve and cease vacuum pump opera ons b Wait for 5 m...

Page 24: ...ne hour Con rm that the compound meter indicates 0 1 MPa 14 5Psi 4 Close the valve Low side on the charge set and turn o the vacuum pump 5 Wait a period of ve minutes then check whether the gauge need...

Page 25: ...refrigerant 8 When the electronic scale displays the correct weight refer to the gauge and the pressure of the low side to con rm disconnect the charge hose from the 3 way valve s service port immedia...

Page 26: ...ont panel by the tabs on the both sides and li it see CJ_ AF_001 2 Push up the bo om of an air lter and then pull it out downwards see CJ_AF_002 Front Panel Tab CJ_AF_001 Filter CJ_AF_002 Note This se...

Page 27: ...o open it see CJ_AF_003 4 Bend the horizontal louver lightly by both hands to loosen the hooks then remove the horizontal louver see CJ_AF_004 Horizontal Louver Hook CJ_AF_003 Hook CJ_AF_004 Note This...

Page 28: ...CJ_AF_005 1 and CJ_AF_005 2 6 Disconnect the connector fordisplay board see CJ_AF_005 3 7 Remove the display board seeCJ_ AF_005 4 CJ_AF_005 1 CJ_AF_005 2 CJ_AF_005 3 CJ_AF_005 4 CJ_AF_005 Note This s...

Page 29: ...caps 2 and the remove the screws seeCJ_AF_006 9 Release the 4 hooks 10 Release the seven hooks in the back see CJ_AF_007 CJ_AF_006 Hooks CJ_AF_007 Note This sec on is for reference only Actual unit a...

Page 30: ...the panel frame while pushing the hook through a clearance between the panel frame and the heat exchanger see CJ_AF_008 CJ_AF_008 Panel Frame Note This sec on is for reference only Actual unit appear...

Page 31: ...lectronic boxand the terminal cover see CJ_AF_009 2 Pull out the room temperature sensor T1 and the coil temperature sensor T2 see CJ_AF_010 3 Remove the two screws used for the ground connec on see C...

Page 32: ...CJ_AF_011 2 6 Disconnect the wires Then remove the electronic main board see CJ_ AF_012 Fixing Screw CJ_AF_011 1 Electronic Box CJ_AF_011 2 Swing Motor Applicable to AC Motor Only Indoor Fan Motor CJ...

Page 33: ...lustra on 7 Remove the xing screw then remove the capacitor of fan motor see CJ_ AF_013 Capacitor of Fan Motor CJ_AF_013 Note This sec on is for reference only Actual unit appearance may vary Maintena...

Page 34: ...pipe holder located at the rear of the unit see CJ_AF_014 2 Remove the screws on the evaporator located at the xed plate see CJ_AF_015 3 Remove the two screws on the evaporator located at the base of...

Page 35: ...Page 31 Procedure Illustra on 4 Pull out the evaporator see CJ_AF_017 Evaporator CJ_AF_017 Note This sec on is for reference only Actual unit appearance may vary Maintenance and Disassembly...

Page 36: ...cedure Illustra on 1 Remove the two screws and removethe xing board of the fan motor see CJ_ AF_018 2 Remove the Bearing sleeve seeCJ_ AF_019 3 Remove the xing screw see Fig CJ_ AF_020 4 Pull out the...

Page 37: ...1 Front panel 2 Electrical parts before disassembling step motor Procedure Illustra on 1 Remove the two screws then remove the stepping motor see CJ_AF_021 Stepping Motor CJ_AF_021 Note This sec on is...

Page 38: ...ont panel 6 screws see CJ_AA30_003 5 Remove the screws of water collec ng cover 1 screw see CJ_AA30_004 Front Panel CJ_AA30_003 Water Collec ng Cover CJ_AA30_004 Note This sec on is for reference only...

Page 39: ...on 6 Remove the screws of the right panel and then remove the right panel 6 screws see CJ_AA30_005 CJ_AA30_005 The Right Panel Note This sec on is for reference only Actual unit appearance may vary M...

Page 40: ...hen remove the big handle 1 screws see CJ_AB30_001 3 Remove the screws of the top cover and then remove the top cover 3 screws One of the screws is located underneath the big handle see CJ_ AB30_002 B...

Page 41: ...n remove the front panel 6 screws see CJ_AB30_003 5 Remove the screws of water collec ng cover 1 screw see CJ_AB30_004 Front Panel CJ_AB30_003 Water Collec ng Cover CJ_AB30_004 Note This sec on is for...

Page 42: ...ra on 6 Remove the screws of the right panel and then remove the right panel 5 screws see CJ_AB30_005 Right Panel CJ_AB30_005 Note This sec on is for reference only Actual unit appearance may vary Mai...

Page 43: ...hen remove the big handle 1 screws see CJ_BA30_001 3 Remove the screws of the top cover and then remove the top cover 3 screws One of the screws is located underneath the big handle see CJ_ BA30_002 B...

Page 44: ...n remove the front panel 7 screws see CJ_BA30_003 5 Remove the screws of water collec ng cover 1 screw see CJ_BA30_004 Front Panel CJ_BA30_003 Water Collec ng Cover CJ_BA30_004 Note This sec on is for...

Page 45: ...emove the rear net 2 screws see CJ_BA30_005 7 Remove the screws of the right panel and then remove the right panel 5 screws see CJ_BA30_006 CJ_BA30_005 Right Panel CJ_BA30_006 Note This sec on is for...

Page 46: ...dle and then remove the big handle 1 screws see CJ_CA30_001 3 Remove the screws of the top cover and then remove the top cover 3 screws One of the screws is located underneath the big handle see CJ_ C...

Page 47: ...nel 7 screws see CJ_CA30_003 5 Remove the screws of water collec ng cover and then remove the water collec ng cover 1 screw see CJ_ CA30_004 Front Panel CJ_CA30_003 Water Collec ng Cover CJ_CA30_004 N...

Page 48: ...ra on 6 Remove the screws of the right panel and then remove the right panel 6 screws see CJ_CA30_005 Right Panel CJ_CA30_005 Note This sec on is for reference only Actual unit appearance may vary Mai...

Page 49: ...with a spanner see CJ_ODU_001 2 Remove the fan 3 Disconnect the connectors for fan motor Blue wire yellow wire red wire brown wire and black wire The blue wire and red wire are on the capacitor The b...

Page 50: ...llustra on 4 Remove the xing screws of the fan motor 4 screws see CJ_ODU_003 5 Remove the fan motor Fan Motor CJ_ODU_003 Note This sec on is for reference only Actual unit appearance may vary Maintena...

Page 51: ...onnectors for fan motor Blue wire red wire brown wire and black wire The blue wire and brown wire are on thecapacitor The black wire connects with a terminal And the red wire is on the borad see CJ_OD...

Page 52: ...llustra on 4 Remove the xing screws of the fan motor 4 screws see CJ_ODU_006 5 Remove the fan motor Fan Motor CJ_ODU_006 Note This sec on is for reference only Actual unit appearance may vary Maintena...

Page 53: ...or Black wireconnects with terminal 1 blue wire and red wire connect with the compressor capacitor see CJ_ODU_007 3 Disconnect the wires connected to 4 way valve Blue wires on terminal 2 3 see CJ_ODU_...

Page 54: ...08 3 Disconnect the wires connected to the transformer seeCJ_ODU_008 4 Disconnect the other wiresconnected to terminals see CJ_ODU_008 5 Remove the PCB board see CJ_ ODU_008 6 Remove the screws of the...

Page 55: ...lustra on 1 Disconnect the wires and remove the xing screw of the alterna ng current contactor see CJ_ODU_010 CJ_ODU_010 Note This sec on is for reference only Actual unit appearance may vary Maintena...

Page 56: ...al parts and fan assembly refer to 1 Panel plate 2 Electrical parts and 3 Fan assembly before disassembling sound blanket Procedure Illustra on 1 Remove the sound blanket side and top see CJ_ODU_011 S...

Page 57: ...fan assembly refer to 1 Panel plate 2 Electrical parts and 3 Fan assembly before disassembling four way valve Procedure Illustra on 1 Heat up the brazed parts and then detach the the four way valve an...

Page 58: ...to 1 Panel plate 2 Electrical parts and 3 Fan assembly before disassembling compressor Procedure Illustra on 1 Remove the ange nut of terminal cover and remove the termianal cover see CJ_ ODU_013 2 Di...

Page 59: ...CJ_ODU_015 4 Heat up the brazed parts and then remove the the discharge pipe and the suc on pipe see CJ_ODU_016 5 Li the compressor from the base pan assembly withpliers CJ_ODU_015 Suc on Pipe Discha...

Page 60: ...Procedures 67 5 2 E0 EEPROM parameter error 68 5 3 E1 Indoor and outdoor unit communica on error only for 22k models 69 5 4 E2 Zero crossing detec on error diagnosis and solu on 70 5 5 E3 Fan speed ha...

Page 61: ...si ve a n d nega ve terminals of the electroly c capacitor The terminals are located on the bo om surface of the outdoor PCB Note This picture is for reference only Actual appearances may vary WARNING...

Page 62: ...utsideof the normal range Page 71 5 OFF E4 Indoor room temperature sensor T1 is in open circuit or has short circuited Page 73 6 OFF E5 Evaporator coil temperature sensor T2 is in open circuit or has...

Page 63: ...fans will not start Page 62 63 3 The tempreture on the playboard cannot be se ed Page 62 63 4 Unit is on but the wind is not cold hot Page 62 63 5 Unit runs but shortly stops Page 62 63 6 The unit st...

Page 64: ...er Outdoor fan will not start Page 64 65 6 Unit runs but shortly stops Page 64 65 7 Compressor short cycles due to overload Page 64 65 8 High discharge pressure Page 64 65 9 Low discharge pressure Pag...

Page 65: ...ain power tripped Inspect connec ons ghten Loose connec ons Change the transformer Faulty transformer Test voltage The voltage is too high or too low Replace the ba ery of the remote control The remot...

Page 66: ...rews Close all the windows and doors Bad airproof Remove the obstacles The air inlet or outlet of either unit is blocked Reconnect the power or press ON OFF bu on on remote control to restart Interfer...

Page 67: ...se or varistor Inspect connec ons ghten Loose connec ons Test circuits with tester Shorted or broken wires Test con nuity of safety device Safety device opens Test con nuity of thermostat sensor wirin...

Page 68: ...w High temperature condensing medium Remove obstruc on in air or water ow Insu cient condensing medium Replace compressor Broken compressor internal parts Test compressor e ciency Ine cient compressor...

Page 69: ...parts to replace by error code in the following table Part requiring replacement Error Code E0 E1 E2 E3 E4 E5 e7 EC F2 Indoor PCB x Outdoor PCB x x x x x x x x Indoor fan motor x x x x x x x x Outdoo...

Page 70: ...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 te...

Page 71: ...ll NO Replace the indoor outdoor main PCB The unit is opera ng normally 5 2 E0 EEPROM parameter error Descrip on Indoor or outdoor PCB main chip does not receive feedback from EEPROM chip Recommended...

Page 72: ...t communica on error only for 22k models Descrip on The indoor unit has not received feedback from the outdoor unit for 120 seconds Recommended parts to prepare Indoor PCB Outdoor PCB Reactor Troubles...

Page 73: ...crip on When PCB does not receive zero crossing signal feedback for 4 minutes or the zero crossing signal me interval is abnormal Recommended parts to prepare Connec on mistake PCB faulty Troubleshoo...

Page 74: ...it will stop and the LED will display the failure Recommended parts to prepare Wiring mistake Faulty fan assembly yfaulty Faulty fan motor Faulty PCB Troubleshoo ng and repair YES NO YES YES Measure t...

Page 75: ...running in fan mode at high fan speed A er running for 15 seconds measure the voltage of pin1 and pin2 If the value of the voltage is less than 100V 208 240V power supply or 50V 115V power supply the...

Page 76: ...F2 Open circuit or short circuit of temperature sensor diagnosis and solu on F2 is only for 22k models Descrip on If the sampling voltage is lower than 0 06V or higher than 4 94V the LED will display...

Page 77: ...board Recommended parts to prepare Wiring mistake Faulty PCB Display board malfunc on Troubleshoo ng and repair Power o then restart the unit 2 minutes later Is it s ll displaying the error code NO Y...

Page 78: ...if T2 Tcool 2 C does not keep con nuous 4 seconds and this situa on happens 3 mes the display area will show EC and AC will turn o Recommended parts to prepare Faulty T2sensor Faulty iIndoor PCB Syste...

Page 79: ...Page 76 Contents i Temperature Sensor Resistance Value Table for T1 T2 T3 and T4 C K 77...

Page 80: ...117 243 0 38991 2 28 39 8239 38 100 5 62961 78 172 1 25423 118 244 0 37956 1 30 37 1988 39 102 5 39689 79 174 1 2133 119 246 0 36954 0 32 35 2024 40 104 5 17519 80 176 1 17393 120 248 0 35982 1 34 33...

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