Vivax ACP-24COFM70GEI Service Manual Download Page 14 | Manualshive

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5. Disassemble the electric box

Unscrew the 4 screws fixing the electric box cover

to remove the electric box cover. And then unscrew

the 4 screws fixing the electric box,

remove the electric box.

Electric box

Electric box cover

Screws

Screws

Unscrew the screws at the right side plate, the

valve support and the side plate of the condenser

to remove the right Side Plate.

4.

Disassemble Right Side Plate

Right Side Plate

Pull each lead wire from the electric box,

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Summary of Contents for ACP-24COFM70GEI

Page 1: ...ACP 24COFM70GEI ACP 28COFM80GEI RoHS Service manual ENG ...

Page 2: ......

Page 3: ... 68 69 68 950X840X420 950X840X420 1100X450X905 1100X450X905 75 80 75 80 R410a 3 3 R410a 3 3 Refrigerant Charge kg Compressor Manufacturer trademark Compressor Model Compressor Type Moisture Protection Permissible Excessive Operatin g Pressure for the Discharge Side MPa Permissible Excessive Operating Pressure for the Suction Side MPa Sound Pressure Level dB A H M L Fan Diameter mm Defrosting Metho...

Page 4: ...Air intake Air outlet Connection pipe Drainage hose Connection wire Air intake Air outlet Drainage hose Connection wire Connection pipe Model ACP 24COFM70GEI Model ACP 28COFM80GEI ...

Page 5: ...Wrench Bolt Nut Unit mm Model ACP 24COFM70GEI ...

Page 6: ...Wrench Bolt Nut Unit mm Model ACP 28COFM80GEI ...

Page 7: ...4 Wiring Diagram 4 Wiring Diagram These circuit diagrams are subject to change without notice please refer to the one supplied with the unit Model ACP 24COFM70GEI Model ACP 28COFM80GEI ...

Page 8: ...and after 1min delay to stop rating capacity total capacity and temperature automatically adjust the fan speed The oil return lasting time of cooling will be 5min including frequency rising time oil return will be completed Compressor will stop running right away outdoor fan motor will delay 1min and will stop running all the electron expansion valve starts to work when turns off all valves at OP ...

Page 9: ...sed all electron expansion valve will turn to 150p after expansion valve turned to preset positio compressor starts up and frequenctly run frequency limit frequency droop will be effective When defrosting condition finished has been satisfied defrosting will finish When Ttube temperature is tested very low compressor will run rise frequency when the temperature is tested very high the compressor w...

Page 10: ...ted the compressor overload switch according to indoor temperature arrive at preset temperature condition unit will stop and display the corresponding malfunction compressor has stopped 3mins above and the compressor overload switch reset it will automatically resume to the running status If protection times more than 6 times if compressor continuously running time more than 7 mins that the protec...

Page 11: ...Model ACP 24COFM70GEI ...

Page 12: ...Model ACP 28COFM80GEI ...

Page 13: ...crews fixing the front side plate to remove it Front Side Plate Operating Procedures Photos Top Cover Rear Grill Screws 6 Dissassembly 6 Dissassembly Screws Cabinet 3 Disassemble Cabinet Unscrew the screws fixing the cabinet to remove it 2 Disassemble Rear Grill Unscrew the 4 screws fixing the rear grill to re move it 1 ACP 24COFM70GEI ...

Page 14: ...crew the 4 screws fixing the electric box remove the electric box Electric box Electric box cover Screws Screws Unscrew the screws at the right side plate the valve support and the side plate of the condenser to remove the right Side Plate 4 Disassemble Right Side Plate Right Side Plate Pull each lead wire from the electric box ...

Page 15: ...pwards to remove it Unscrew the screws fixing the motor to remove it Weld Four way valve coil 8 Disassemble Four way Valve Wrap the four way valve with wet cotton and unsolder the 4 weld connecting the four way valve to take it out Note Refrigerant should be discharged firstly Welding process should be as quick as possible and keep wrapping cotton wet all the time Be sure not to burn out the lead ...

Page 16: ...gnetic expansion valve Air collective pipe Bidirectional liquid storage tank 9 Disassemble valve support sub assy bidirectional liquid liquid storage tank valve support sub assy should include gas liquid valves valve support air collective pipe electric magnetic expansion valve diffluence pipe Unscrew the bolts which fixed the valve support unsolder the soldered points on bidirectional liquid stor...

Page 17: ...t Unscrew the screws fixing the front side plate to remove it Front Side Plate Operating Procedures Photos Top Cover Rear Grill Screws Screws Cabinet 3 Disassemble Cabinet Unscrew the screws fixing the cabinet to remove it 2 Disassemble Rear Grill Unscrew the 4 screws fixing the rear grill to re move it 2 ACP 28COFM80GEI ...

Page 18: ...ew the 4 screws fixing the electric box remove the electric box Electric box Electric box cover Screws Screws Unscrew the screws at the right side plate the valve support and the side plate of the condenser to remove the right Side Plate 4 Disassemble Right Side Plate Right Side Plate pull out each lead wire from the electric box ...

Page 19: ...pwards to remove it Unscrew the screws fixing the motor to remove it Weld Four way valve coil 8 Disassemble Four way Valve Wrap the four way valve with wet cotton and unsolder the 4 weld connecting the four way valve to take it out Note Refrigerant should be discharged firstly Welding process should be as quick as possible and keep wrapping cotton wet all the time Be sure not to burn out the lead ...

Page 20: ...netic expansion valve Air collective pipe Bidirectional liquid storage tank 9 Disassemble valve support sub assy bidirectional liquid liquid storage tank valve support sub assy should include gas liquid valves valve support air collective pipe electric magnetic expansion valve diffluence pipe Unscrew the bolts which fixed the valve support unsolder the soldered points on bidirectional liquid stora...

Page 21: ...7 Exploded View and Replacement Parts List 7 Exploded View and Replacement Parts List 1 ACP 24COFM70GEI ...

Page 22: ... 275uH 40A 43120022 1 16 Module Bracket 24213007 1 17 Filter FN2030 30 08 43130020 1 18 Electric Plate 01403866 1 19 Electric Plate cover 01413108 1 20 Main PCB 30038219 1 21 4 Way Valve Coil 1 430004002 1 22 4 Way Valve 43000411 1 23 Capacitor CBB611A 3UF 450V 33010027 1 24 compressor 00105204 1 25 Top Cover Assy 012552621 1 26 Metal Base Assy 01203642 1 27 Valve Support 01713044 1 28 Power cable...

Page 23: ...2 ACP 28COFM80GEI ...

Page 24: ...08 43130020 1 18 Electric Plate 01413866 1 19 Electric Plate cover 01413108 1 20 Main PCB 30038219 1 21 4 Way Valve Coil 1 430004002 1 22 4 Way Valve 43000411 1 23 Capacitor CBB611A 3UF 450V 33010027 1 24 compressor 00105204 1 25 Top Cover Assy 012552621 1 26 Metal Base Assy 01203642 1 27 Valve Support 01713035 1 28 Power cable 400205405 1 29 Valve Assy 3 8 07130209 4 30 Valve Assy 1 4 07130208 4 ...

Page 25: ...transformer connection or transformer malfunction Secure the wire connection measure the output voltage of the transformer and replace it if the value is wrong The controller is broken Replace the controller 5HPRWH FRQWUROOHU GRHV QRW UHFHLYH VLJQDO KHQ SRZHUHG RQ WKH EX HU ZLOO VHQG RXW D VRXQG XQOHV LW LV EURNHQ DWWHULHV RI UHPRWH FRQWUROOHU DUH ORZ 0DOIXQFWLRQ RI UHPRWH FRQWUROOHU Loose or poor...

Page 26: ...er the refrigerant system is blocked or not especially the capillary electric expansion valve etc such these kinds of components Examine whether the outdoor unit is improper installed if there is any thing blocked bad ventilation Compressor air exhaust protection E4 or running indicator extinguish 3s blinks 4 times Examine whether the refrigerant system is blocked or not especially the capillary e...

Page 27: ...n the outdoor mainboard and power module has the voltage about 310V AC after communicated Check whether the wire is wrong or not or the power plug is firmed inserted or not Check outdoor power supply circuit Is there any malfunction existed in the resistance relay communication birdge capacity PFC electric inductance No No Yes Normal Normal 5 core wire hasn t been reliabily connected or replace 5 ...

Page 28: ...tion hasbeenobserved thepowermodule malfunctionindicator RED blinksformany times Firstly use multi meter to test DC voltage between power module P and N confirm there is no voltage pull out the wire on P N U V W test resistance between P N U N V N W N if there is any resistance value is 0 that the module damaged Power module overheat protection check whether the coolant is coated evenly is there a...

Page 29: ...FC electric inductance white wire to yellow wire and green wire brown wire to yellow wire and green wire if there any restance value is 0 PFC electric inductance short circuit Under the condition of whole unit is powered off pull out the wire on AC_L1 AC_N1 then test the resistance between AC_L1 and AC_N1 if the value of resistance is 0 the PfC module damaged Turn the whole unit power off use mult...

Page 30: ...module and outdoor mainboard communication malfunction resumes that is the power module problem Otherwise it is the outdoor mainboard problem replace error controller DC current power short circuit Malfunction phenomenon Outdoor unit main board malfunction indicator D101 blinks 15 times Malfunction reason PFC module IPM module short circuit in PN or the PFC electric inductance short circuit cause ...

Page 31: ...g Is communication normal Is communication normal Replace malfunction indoor unit control board According to wiring diagram for wiring Electric box B block FU fuse burnt out The indicator on outdoor unit control board AP1 can not light on D101 on outdoor unit control board AP1 blinks 4 times Are there indoor units in unit on status has communication malfunction According to wiring diagram to check...

Page 32: ...ndicator LED 101 blink 5 times PFC protection After powered off for 3mins pull out 4pcs connection wire of electric inductance L from control board AP2 use multimeter test whether the Yellow White wire of electric inductance L is short circuit or not According to wiring diagram to examine whether the wiring of electric box of outdoor unit is loosed especially the wiring on AP3 AP2 electric inducta...

Page 33: ...ve board AP3 blinks 3 times drive board AP3 protection and unit will stop Yes No Finished It s normal protection pls modify power voltage 4 LED1 on drive board AP3 blinks 10 times detected IPM module temp is very high on APS the unit will stop Detected IPM module temp is very high on drive board AP3 Poor installation of drive board AP3 bolts loosen or the bottom hasn t coated with white coolant si...

Page 34: ... inductance L Replace radiator sub assy Examine the wiring of control board in indoor unit replace PCB of indoor unit Pull out the wire on terminal 1 and 2 of FILTER then power on for testing Pull out BU connection wire on system board AP1 and BN on X6 then powered on for testing Pull out four pcs connection wire of electric inductance L use the multimeter to test whether it is short circuit of Ye...

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