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Vivax ACP-18CH50GEEI, Service Manual

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Vivax ACP-18CH50GEEI Service Manual Download Page 61

7URXEOHVKRRWLQJ

Y

N

Y

N

N

Y

N

Y

Y

Y

N

Y

N

Malfunction indicator of outdoor unit

If the fault is eliminated?

If the fault is

 eliminated?

If the fault is eliminated?

End

7

 check points

 of indoor mainboard

 of outdoor mainboard(AP1) 

ed

 is

 damage?

Start

Did the equipment operate 

normally before the failure 

occurs?

Check the wiring of the indoor

and outdoor units according to

 the wiring diagram

Is the connection right?

Correctly connect the 

corresponding wires for 

the indoor and outdoor 

units according to

 

the wiring diagram

Correctly connect the 

wires for the indoor and 

outdoor units according

 

to the wiring diagram

 

The communication 

circuit is abnormal

Replace the mainboard
of  indoor unit

Replace the mainboard

  (AP1) of outdoor unit

Check if the controller connection wire 

 inside the electric box of indoor and 

outdoor unit is loose

If the connection

wire inside electric box 

is normal?

Check the communication 

circuit of the outdoor unit

Summary of Contents for ACP-18CH50GEEI

Page 1: ...ACP 18CH50GEEI Service manual ENG RoHS ...

Page 2: ......

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Page 5: ...ACP 18CH50GEEI ...

Page 6: ...ACP 18CH50GEEI ...

Page 7: ... explosion or injury Make sure the ceiling wall is strong enough to bear the weight of the unit Make sure the noise of the outdoor unit does not disturb neighbors Properly insulate any tubing running inside the room to prevent the water from damaging the wall Make sure the outdoor unit is installed on a stable level surface with no accumulation of snow leaves or trash beside Follow all the install...

Page 8: ...ACP 18CH50GEEI ACP 18CH50GEEI ...

Page 9: ...ACP 18CH50GEEI ...

Page 10: ...ACP 18CH50GEEI ...

Page 11: ...Compressor speed rps A t n e r r u C 11 10 9 8 7 6 5 4 3 2 1 0 Compressor speed rps A t n e r r u C Conditions Indoor DB26 7 C WB19 4 C Outdoor DB35 C WB23 9 C Indoor air flow Turbo Pipe length 5m Conditions Indoor DB21 1 C WB15 6 C Outdoor DB8 33 C WB6 11 C Indoor air flow Turbo Pipe length 5m 220V 230V 240V 220V 230V 240V ...

Page 12: ...0 100 90 80 70 60 50 40 Outdoor temp C o i t a r y t i c a p a C Conditions Indoor DB 70 C Indoor air flow Turbo Pipe length 5m Conditions Indoor DB 26 7 C WB19 4 C Indoor air flow Turbo Pipe length 5m 32 33 34 35 36 37 38 39 40 41 42 43 g n i t a e H g n i l o o C 15 10 5 0 5 7 10 ...

Page 13: ...RU RWK 0RGHOV 20 30 40 50 60 20 0 40 60 80 100 Indoor side noise when blowing Outdoor side noise Compressor frequency Hz A B d e s i o N 18K 24K 18K 24K 60 50 40 30 20 10 0 Indoor Fan Motor Rotating Speed Noice dB A low Middle High Super High ...

Page 14: ...H W D 24K 18K 4 9 1 4 9 6 2 5 685 138 184 Φ70 Φ55 Φ55 Φ70 38 5 6 0 9 116 ...

Page 15: ...965 892 700 396 341 396 560 ...

Page 16: ...HU LTXLG PP DV PP DV PP T I N U R O O D T U O T I N U R O O D N I HEAT EXCHANGE EVAPORATOR HEAT EXCHANGE CONDENSER COMPRESSOR GAS SIDE 3 WAY VALVE LIQUID SIDE 2 WAY VALVE COOLING HEATING Accumlator Discharge Suction Muffler 4 Way valve Capillary r e n i a r t S r e n i a r t S ...

Page 17: ...lor symbol Symbol Color symbol C1 CBB61 BN BROWN WH WHITE C2 CBB65 BU BLUE YE YELLOW SAT OVERLOAD BK BLACK RD RED COMP COMPRESSOR OG ORANGE YEGN YELLOW GREEN N W O R B E T I H W H W H T R A E E V I T C E T O R P BN ACP 18CH50GEEI ...

Page 18: ...HXWUDO ZLUH 3RZHU VXSSO LQWHUIDFH RI RXWGRRU OLYH ZLUH QWHUIDFH RI OLYH ZLUH 1HXWUDO ZLUH XVH QWHUIDFH RI 3 PRWRU QWHUIDFH RI KHDOWK IXQFWLRQ OLYH ZLUH QWHUIDFH RI 8 DQG 2 8 FRPPXQLFDWLRQ XWR EXWWRQ 8S GRZQ VZLQJ HHGEDFN LQWHUIDFH RI 3 PRWRU LVSOD LQWHUIDFH XPSHU FDS QWHUIDFH RI DPELHQW WHPSHUDWXUH VHQVRU QWHUIDFH RI WXEH WHPSHUDWXUH VHQVRU ...

Page 19: ...SUHVVRU 7HUPLQDO RI RXWGRRU IDQ LYH ZLUH RI SRZHU VXSSO 2YHUORDG SURWHFWLRQ WHUPLQDO RI FRPSUHVVRU 7HUPLQDO RI ZD YDOYH URXQGLQJ ZLUH 7HUPLQDO RI RXWGRRU WHPSHUDWXUH VHQVRU LULQJ WHUPLQDO RI FKDVVLV HOHFWULF KHDWHU 1HXWUDO ZLUH RI SRZHU VXSSO 7HUPLQDO RI HOHFWURQLF H SDQVLRQ YDOYH RPPXQLFDWLRQ ZLUH ZLWK 8 3 LQGXFWLRQ ZLUH ...

Page 20: ...T Press it to turn on off the light 17 15 18 19 16 20 21 23 24 22 25 MODE icon If MODE button is pressed current operation mode icon AUTO COOL DRY FAN or HEAT is only for heat pump models will show SLEEP icon is displayed by pressing the SLEEP button Press this button again to clear the display TEMP icon Pressing TEMP button set temperature indoor ambient temperature outdoor ambient temperature an...

Page 21: ...to make indoor room comfortable Press this button to increase set temperature Hold it down for above 2 seconds to rapidly increase set temperature In AUTO mode set temperature is not adjustable Press this button to decrease set temperature Hold it down for above 2 seconds to rapidly decrease set temperature In AUTO mode set temperature is not adjustable FAN This button is used for setting fan spee...

Page 22: ...emperature in the shortest time In COOL mode the unit will blow strong cooling air at super high fan speed In HEAT mode the unit will blow strong heating air at super high fan speed SLEEP Press this button to go into the SLEEP operation mode Press it again to cancel this function This function is available in COOL HEAT Only for models with heating function mode to maintain the most comfortable tem...

Page 23: ...ss it to start or stop operation ON OFF MODE Press it to select operation mode AUTO COOL DRY FAN HEAT Press it to increase temperature setting FAN Press it set swing angle TIMER ON SWING TIMER OFF CLOCK X FAN LIGHT TEMP TURBO SLEEP Press it to set fan speed Press it to set auto off timer Press it to set auto on timer Press it set clock 1 14 Press it to set HEALTH or AIR function 15 I FEEL 3 2 Pres...

Page 24: ...CLOCK simulta neously in Heat mode 8ć Heatingicon 30 Remote Controller Description ON OFF MODE 1 3 2 Press this button to turn on the unit Press this button again to turn off the unit Press this button to increase set temperature Holding it down above 2 seconds rapidly increases set temperature In AUTO mode set temperature is not adjustable Each time you press this button a mode is selected in a s...

Page 25: ...n AUTO FAN or HEAT mode function turn on the display s light and press this button again to turn off the display s Press this button to activate deactivate the Turbo function which enables the unit to reach the preset temperature in the shortest time In high fan speed is displayed If the light is turned off COOL mode the unit will blow strong cooling air at super high fan speed In HEAT mode the un...

Page 26: ...te normally please take the batteries out and reinsert them after 30 seconds If it still can t operate properly Notes replace the batteries Sketch map for replacing batteries Replacement of Batteries About Back lighting Function 20 Press TEMP and CLOCK simultaneously in COOL SE Repeat the operation to quit the function mode to start energy saving function Nixie tube on the remote controller displa...

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Page 37: ...tion concerning use of the appliance by a person responsible for their safety Children should be supervised to ensure that they do not play with the appliance 7 1 1 Installation Site Instructions Proper installation site is vital for correct and efficient operation of the unit Avoid the following sites where strong heat sources vapours flammable gas or volatile liquids are emitted high frequency e...

Page 38: ...sive earth device by the professionals 4 The air switch must have the functions of magnetic tripping and heat tripping to prevent short circuit and overload 5 The minimum distance between the unit and combustive surface is 1 5m 6 The appliance shall be installed in accordance with national wiring regulations 7 An all pole disconnection switch with a contact separation of at least 3mm in all poles ...

Page 39: ... 50cm Above 30cm Above 200cm Above 30cm Above 15cm Above 300 cm 250 cm Space to the obstruction Air outlet side Space to the wall Air inlet side The dimensions of the space necessary for proper installation of the unit include the minimum permissible distances to adjacent parts Schematic diagram being reference only outdoor unit is with variation please refer to real product for authentic informat...

Page 40: ... cord to the terminal board shown in Fig 2 3 Make the power connection cord pass through the hole at the back of indoor unit 4 Reinstall the cord anchorage and wiring cover 5 Reinstall the front panel Indoor Outdoor Wall pipe Seal pad Ф55 or Ф70 Ф 2 Put the drain hose into insulating tube 3 Wrap the insulating tube with wide rubber belt to prevent the shift of insulating tube Slant the drain hose ...

Page 41: ...flare with the related valve 2 Screw in the flare nut by hand and then tighten the nut with spanner and torque wrench by referring to the following NOTE Connect the connection pipe to indoor unit at first and then to outdoor unit Handle pi ping bending with care Do not damage the connection pipe Ensure that the joint nut is tightened firmly otherwise it may cause leakage N m Ф6 Ф 9 52 Ф 12 31 35 1...

Page 42: ...ined out The hole diameter 25 must be plugged Whether to plug other holes will be determined by the dealers according to actual conditions Fig 6 Manifold Valve Multimeter 76cmHg Lo Handle Charging hose Manometer Hi handle Vacuum pump Low pressure valve 7 5 1 Check after Installation Items to be checked Possible malfunction Has the unit been fixed firmly The unit may drop shake or emit noise Have y...

Page 43: ...rection and then remove the air filter as shown in Fig a 2 Attach the healthy filter onto the air filter as shown in Fig b 3 Install the air filter properly along the arrow direction in Fig c and then close the panel 7 6 2 Cleaning and Maintenance 7 6 3 Service Life Remove the healthy filter and reinstall it after cleaning according to the installation instruction Don t use brush or hard things to...

Page 44: ...39 37 38 2 32 33 40 3 4 5 9 7 6 10 12 13 14 15 16 17 18 19 20 21 22 23 24 25 27 29 30 31 34 35 26 28 11 8 1 36 ACP 18CH50GEEI ...

Page 45: ...ACP 18CH50GEEI ...

Page 46: ...ion and lead to short circuit or creepage Measure the insulation resistance or eliminate the mal function one by one If the breaker itself has malfunction then replace the breaker Check the voltage If it is lower than 10 of the rated voltage check the cause improve the power supply condition and add the stabilized voltage power supply First press the manual switch button AUTO if there is no respon...

Page 47: ... speed was set too slow To set the fan speed to high or middle speed Air circulation is insufficient Fan rotation speed becomes low Capacitor damage Motor damage Replace the capaci tor Replace the motor The installation position of the outdoor unit is not appropriate Good ventilation must be provided for the installation position of the outdoor unit The outdoor temperature is too high Properly ins...

Page 48: ...a M Breakage of running capacitor of compressor Replace the capacitor The voltage is too low or too high Manostat is recommended Wrong wire connection Connect the circuit diagram correctly When cooling or heating outdoor fanruns compre ssor doesn t run The protector itself has malfunction Use the multimeter to check whether the contact of the compressor is on when it is not overheated If it is not...

Page 49: ...pe blocked or broken Change drainage pipe Re wrap and make it tight Wrap of refrigerant pipe joint is not close enough Water leakage Change controller Wire loose or wrong connection In cool heat mode the outdoor unit and compres sor will not run Correctly wire according to the drawing Improper setting of temperature Adjust setting temp Controller malfunction IC2003 broken creepage of parallel capa...

Page 50: ...QJ RI QGRRU 2XWGRRU 8QLW DQG 3ULPDU XGJHPHQW Malfunction of zero cross derection U8 Off 3s and blink 17 times The complete unit stops 1 Power supply is abnormal 2 Detection circuit of indoor control mainboard is abnormal 13 ...

Page 51: ...rmal state Off 3s and blink once during blinking ON 10s and Off 05s Defrosting will occur in heating mode Compressor will operate while indoor fan will stop Complete unit current detection malfunction Off 3s and blink 13 times U5 ...

Page 52: ...7URXEOHVKRRWLQJ ...

Page 53: ...7URXEOHVKRRWLQJ Test1 Test2 Test3 Test5 Test9 Test6 Test7 Tset8 Test4 Test12 Test10 Test13 Test11 Key test point bottom ...

Page 54: ...d o m M P I 0 1 D Test 6 Both ends of electrolytic Both ends of electrolytic Both ends of electrolytic capacitor C40 V 3 1 V 2 1 C D r e w o p V 2 1 0 4 C Test 7 capacitor C82 V 5 C D r e w o p V 5 2 8 C Test 8 capacitor C225 V 3 3 C D r e w o p V 3 3 5 2 2 C Test 9 Between S and T Communication circular current DC 56V Test 10 Between point N and GND R78 to N terminal ground signal receiving termi...

Page 55: ...J WKH FRQWURO ERDUG Malfunction indicator of outdoor unit 7 ZLUH N Y N Y N Y N Y N Y Turn on the unit and wait 1 minute Use DC voltmeter to measure the voltage on the two ends of electrolytic capacitor test 8 Voltage higher than 200V Fault with the voltage testing circuit on control panel AP1 Replace the control panel AP1 Measure the AC voltage between terminalL andN on wiring board XT Voltage wit...

Page 56: ...supply Wait 20 minutes or use DC voltmeter to measure the voltage between the two ends of capacitor C2 until the voltage is lower than 20V Replace the capacitor C2 Then energize and start the unit Replace the control panel AP1 Take corrective actions according to Technical Service Manual and then energize and start the unit If there is any abnormality described above Replace the control panel AP1 ...

Page 57: ...oor unit and outdoor unit abnormal Improve the heat dissipation environment of the unit Does the indoor and outdoor fan work normally Replace the outdoor fan End Replace the fan capacitor C1 1 Check if the fan terminal OFAN is connected correctly 2 If the indoor and outdoor motor is broken Check if the temperature sensor is normal according to the Resistance Table of Tube Temperature Sensors check...

Page 58: ...re the wires for the compressor UVW connected correctly Is connection sequence right Is the charge volume of refrigerant too much Connect the wires between control panel AP1 and compressor as per the wiring diagram Does the unit start up normally Charge refrigerant according to the service manual Does the unit start up normally Replace the control panel AP1 End If the fault is eliminated Replace t...

Page 59: ...nect the wires correctly Replace the control panel AP1 Is the input voltage normal Replace the control panel AP1 Is heat dissipation of the unit abnormal Is the charge volume of refrigerant too much Replace the compressor End End Replace the compressor Are the wires for the compressor connected correctly Is the connection made in clockwise direction If the fault is eliminated If the fault is elimi...

Page 60: ...ted well Check if the resistance of overload protector is less than 1000ohm in ambient temp Connect the wires correctly according to wiring diagram Is the terminal FA of the electronic expansion valve connected correctly Replace the overload protector SAT Check if the coil of electronic expansion valve is installed correctly on the valve Check if the electronic expansion valve is blocked Check if ...

Page 61: ...o the wiring diagram Is the connection right Correctly connect the corresponding wires for the indoor and outdoor units according to the wiring diagram Correctly connect the wires for the indoor and outdoor units according to the wiring diagram The communication circuit is abnormal Replace the mainboard of indoor unit Replace the mainboard AP1 of outdoor unit Check if the controller connection wir...

Page 62: ... voltage of Test 13 Test the voltage of Test 11 Test the voltage of Test 12 The value is changing The value is changing The value is changing Detection process of outdoor communication circuit refer to the outdoor key detection points End Fault of outdoor unit Outdoor communication circuit is normal ...

Page 63: ... 2 206 114 0 678 2 54 31 37 9 003 76 2 133 115 0 66 1 51 59 38 8 642 77 2 064 116 0 642 0 49 02 39 8 297 78 1 997 117 0 625 1 46 6 40 7 967 79 1 933 118 0 608 2 44 31 41 7 653 80 1 871 119 0 592 3 42 14 42 7 352 81 1 811 120 0 577 4 40 09 43 7 065 82 1 754 121 0 561 5 38 15 44 6 791 83 1 699 122 0 547 6 36 32 45 6 529 84 1 645 123 0 532 7 34 58 46 6 278 85 1 594 124 0 519 8 32 94 47 6 038 86 1 544...

Page 64: ... 59 73 3 144 112 0 956 4 80 31 35 13 04 74 3 04 113 0 93 3 76 24 36 12 51 75 2 94 114 0 904 2 72 41 37 12 76 2 844 115 0 88 1 68 79 38 11 52 77 2 752 116 0 856 0 65 37 39 11 06 78 2 663 117 0 833 1 62 13 40 10 62 79 2 577 118 0 811 2 59 08 41 10 2 80 2 495 119 0 77 3 56 19 42 9 803 81 2 415 120 0 769 4 53 46 43 9 42 82 2 339 121 0 746 5 50 87 44 9 054 83 2 265 122 0 729 6 48 42 45 8 705 84 2 194 1...

Page 65: ... 93 102 3 13 14 342 8 25 49 19 64 10 54 103 3 04 13 323 9 26 47 08 65 10 18 104 2 96 12 306 2 27 45 07 66 9 83 105 2 87 11 289 6 28 43 16 67 9 49 106 2 79 10 274 29 41 34 68 9 17 107 2 72 9 259 3 30 39 61 69 8 85 108 2 64 8 245 6 31 37 96 70 8 56 109 2 57 7 232 6 32 36 38 71 8 27 110 2 50 6 220 5 33 34 88 72 7 99 111 2 43 5 209 34 33 45 73 7 73 112 2 37 4 198 3 35 32 09 74 7 47 113 2 30 3 199 1 36...

Page 66: ...urning off all power supplies before disassembly 127 7DNH 0 1 IRU H DPSH e r u d e c o r P Steps 1 2 3 Open the panel Loosen the clasps on filter Push the filter upwardly and then pull it down ward to remove it 1 2 Remove horizontal louver Remove the axial bush on horizontal louver Panel Clasp Filter Axial bush 1 Remove filter ...

Page 67: ...the groove and then the guide louver can be removed 3 Remove panel Open the shaft of panel at both sides of panel to separate the panel from the front case and then remove the panel Twist off the 2 screws on electric box cover with screwdriver 4 Remove electric box cover 2 Horizontal louver Panel Shaft ...

Page 68: ...e 2 Remove the electric box cover 2 1 2 3 Open the screw caps on front case and then twist off the screws on front case with screwdriver Loosen the clasps at the left middle and right side of front case Remove the front case Electric box cover 2 Clasp Front case ...

Page 69: ... blade 7 Remove electric box 1 2 3 Pull out the indoor tube temperature sensor Twist off the screws used for connecting the earthing wire and evaporator with screwdriver Loosen the clasps connecting the electric box cover and electric box and then remove the elec tric box Clasp Swing blade Temperature sensor Screw Earthing wire Electric box cover Clasp ...

Page 70: ...ping motor separately Twist off the 2 screws on displayer with screw driver and then remove the displayer Twist off the screws fixing the electric box with screwdriver and then remove the electric box Twist off the screws on press plate of connec tion pipe with screwdriver to remove it Pipe Clamp Electric box Screw Wiring terminal of motor Wiring terminal of stepping motor ...

Page 71: ...orator and bottom case with screwdriver Adjust the pipeline on evaporator slightly to let it separate from the evaporator Remove the evaporator 10 Remove cross flow blade and motor Twist off the screws on stepping motor with screwdriver and then remove the stepping motor 1 Screw Connection pipe Evaporator Stepping motor ...

Page 72: ...en remove the motor press plate Remove the cross flow blade and motor Pull out the shaft cushion rubber block Motor press plate Cross flow blade Motor O Gasket sub assy of Bearing Ring of Bearing Twist off the screws between cross flow blade and motor with screwdriver and then remove the motor Cross flow blade Motor ...

Page 73: ... valve cover pull the handle and valve cover up ward to remove it 2 1 1 1 Remove top panel Remove handle valve top panel top panel the 3 screws connecting the top panel with the front panel and the right side plate and then remove the top panel 2 Remove grille panel and rear grill Remove the 2 screws connecting the grille and the panel and then remove the grille Steps Procedure OHFWULF KHDWHU EDQG...

Page 74: ... motor support and then remove the panel 3 Remove left side plate and right side plate Remove the screws connecting the right side plate with the chassis the valve support and the electric box and then remove the right side plate assy Remove the screws connecting the left side plate and the chassis and then remove the left side plate assy panel rear grill right side plate leftsideplate ...

Page 75: ...inals and then pull the electric box upwards to remove it Remove the 4 tapping screws fixing the motor disconnect the leading wire insert of the motor and then remove the motor Remove the 2 tapping screws fixing the motor support and then pull the motor support upwards to remove it Remove the nuts fixing the blade and then remove the axial flow blade axial flow blade electric box ...

Page 76: ...arefully soundproof sponge 7 Remove Isolation sheet Remove the 3 screws fixing the isolation sheet and then remove the Isolation sheet Isolation sheet 8 Remov e 4 way valve assy Discharge the refrigerant completely unsolder the pipelines connecting the compressor and the condenser assy and then remove the 4 way valve assy 4 way valve assy ...

Page 77: ...ssor Remove the screws connecting the support condenser and condenser assy and then remove the support condenser 9 Remov e compressor compressor 10 Remove condenser sub assy 1 support capillary sub assy 2 Remove the chassis sub assy and condenser sub assy condenser sub assy chassis sub assy ...

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