Vivax cool ACP-24CH70GEEO Service Manual
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Vivax cool ACP-24CH70GEEO Service Manual

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ENG
Service
manual
ACP-24CH70GEEO
RoHS
NNO-1/09

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Summary of Contents for Vivax cool ACP-24CH70GEEO

  • Page 1 Service manual ACP-24CH70GEEO RoHS NNO-1/09...
  • Page 3 Model ACP-24CH70GEEO Product Code CA16300472 Function COOLING HEATING 220-240V Rated Voltage 50 Hz Rated Frequency Total Capacity (W/Btu/h) 22000 24000 Power Input (W) Rated Input (W) Rated Current (A) 950/800/700/600 Air Flow Volume (m /h) (SH/H/M/L) Dehumidifying Volume (l/h) 2.74/2.87 EER / C.O.P (W/W)
  • Page 4 Model of Outdoor Unit ACP-24CH70GEEO Product Code CA155W2742 Compressor Manufacturer/trademark Hitachi Compressor Model SHV33ZC1-S Compressor Type rotary L.R.A. (A) Compressor RLA(A) 10.1 Compressor Power Input(W) 2175 Overload Protector BUILT IN Throttling Method Capillary Starting Method Capacitor Working Temp Range (℃) -7≤...
  • Page 5 Model of Outdoor Unit ACP-24CH70GEEO Product Code CA155W2740 Compressor Manufacturer/trademark Compressor Model SHV33ZC1-S Compressor Type L.R.A. (A) Compressor RLA(A) Compressor Power Input(W) Overload Protector Throttling Method a l l Starting Method Capacitor Working Temp Range (℃) -7 ≤ T≤ 48...
  • Page 6 Part name Part name Air in Front Panel Indoor unit Power cord Guide louver Wrapping Tape Filter Air out Wall Pipe Remote Controller LED displayer Heat Set Temp Cooling Outdoor unit Air in Drainage hose Air out...

  • Page 7: Outline And Installation Dimensions Of Indoor Unit

    Outline and installation dimension Outline and installation dimension Outline and installation dimensions of indoor unit Air inlet Tube exit Rear View Ceiling Left Right Wall-Mounting Plate MODEL W( ) H( ) D( ) Q( ) R( ) S( ) 05K 07K 09K 1007...
  • Page 8 24K Outdoor unit Bolt Wrench...
  • Page 9 ACP-24CH70GEEO...

  • Page 10: Pcb Function Manual And Operation Method

    6 6 6 6 6 PCB function manual and operation method PCB function manual and operation method Function Manual ¿ØÖÆÆ÷¹¦ÄÜÊÖ²á Basic functions (the centigrade is used in the following function manual. If there will be Fahrenheit degree,that will be Tf=TcX1.8+32). 1.
  • Page 11 Overcurrent Protection(applicable to some models) If it is detected that the system amperage exceeds the specified value in 3s successively, the outdoor unit will enter into the state that only the fan is running. If the overcurrent protection is released, the complete unit will resume its previous running state.

  • Page 12: Other Control

    and the indoor fan will blow residual heat. When T +4 , the unit will maintain its previous running state. preset amb. preset Under this mode, the four-way valve is energized, and setting temperature range is 16 30 . The displayer will display running and heating marks and setting temperature.

  • Page 13: Sleep Function

    Clock Timer If timer on is set under running state of unit, the system will continue running. If timer on is set under off state of unit, the system will run in presetting mode when timer on reaches. If timer off is set under off state of unit, the system will keep standby state. If timer off is set under on state of unit, the system will stop running when timer off reaches.

  • Page 14: Power-Off Memory

    9 Display Running mark and Mode mark Upon energization, the unit will display all marks. Under standby state, running indicating mark is displayed in red. If the unit is started by remote controller, running indicating mark gives off light; meanwhile, the current setting running mode mark will be displayed(mode LED: cooling, heating and dry mode).
  • Page 15 3 Temperature sensor malfunction detection F1 is displayed when the indoor ambient sensor malfunction is detected and F2 is displayed when the indoor tube sensor malfunction.

  • Page 16: Operation Of Remote Controller

    Operation of remote controller Names and functions of buttons Note: Be sure that there are no obstructions between receiver and remote controller; Don't drop or throw the remote control; Don't spill any liquid on the remote controller; Don't put the remote controller directly in sunlight or hot environments. SLEEP Signal transmitter SLEEP button...
  • Page 17 + button Pressing + button increases the set temperature. Holding down button above 2 seconds rapidly increases set temperature. In AUTO mode,set temperature is not adjustable. - button Remote control Pressing-button decreases the set temperature.Holding down this button above 2 seconds rapidly decreases set temperature.
  • Page 18 Names and functions of buttons Notice: The remote controller is universal and it could be used for many units. Some buttons on this control are not applicable to this unit. TIMER ON TIMER ON button Pressing TIMER ON button, "ON" blinks disappears.

  • Page 19: Guide For Operation- General Operation

    Guide for operation- General operation 1. Press On/Off button to start or stop operation.(Note:When it is powered off, the guide louver of main unit will close automatically.) 2. Press MODE button to select desired running mode, or press COOL or HEAT button into the corresponding operation directly.

  • Page 20: Replacement Of Batteries

    About LOCK Press +and - buttons simultaneously to lock or unlock the keyboard. If the remote controller is locked, the mark will be displayed on it.In this case, pressing any button, the mark will flicker three times. If the keyboard is unlocked, the mark will disappear. About SWING UP and DOWN 1.
  • Page 21 24K Disassembly procedures for indoor unit Operating Procedures / Photos Front panel Open the front panel, slightly press the axial of both sides,then to make the axial slide, can take down the front panel.Push the filter onwards, can take down the front panel. Push the filter, can take down the filter.
  • Page 22 Operating Procedures / Photos Slightly press the clasps around the electric box cover,take down the ambient sensor, take down the electric box cover. Ambient sensor Electric box cover Mainboard Screw off screws on electric box, screw off earth screwpull out tube sensor, mainboard, LCD, air guide motor,wire terminal of motor then can take down the electricbox.
  • Page 23 Operating Procedures / Photos Screw Pipe Clamp Screw Screw off 3 screws fixing the Motor Press Plate and then take the Motor Press Plate out. Screw off the screw connecting the cross flow fan and motor, then pull out the motor and remove Screw the cross flow fan.
  • Page 24 Disassembly Procedures for Outdoor Unit 1 Operating Procedures / Photos Top Cover Unscrew the screw fixing the handle,and then remove it upwards to take it out. Unscrew the 2 screws fixing left side of top cover Handle and the 1 screw fixing the right side to remove the top cover.
  • Page 25 Operating Procedures / Photos Unscrew the screws fixing the electric box, and then pull out the inset block of lead-out wire of compressor and fan motor to take out the electric Screws box. Loosen the fastening nut fixing the axial flow fan with a spanner, and then take out the nut, spring gasket and flap gasket in turn.
  • Page 26 Operating Procedures / Photos Unscrew the fastening nut of the four-way valve coil and remove the coil. Wrap the four-way valve with wet cotton and unsolder the 4 weld spots Four-way Valve 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.
  • Page 27 Disassembly Procedures for Outdoor Unit 2 Operating Procedures / Photos Unscrew the screw fixing the big handle,and then remove it downwards to take it out. Big Handle Screw Unscrew the 2 screws fixing left side of top cover and the 1 screw fixing the right side to remove the top cover.
  • Page 28 Operating Procedures / Photos Unscrew the 2 screws fixing electric box ,and then unscrew the 5 screws fixing the right side plate to remove it. Screws Right Side Plate Screws Unscrew the screws fixing the electric box, and then pull out the inset block of lead-out wire of compressor and fan motor to take out the electric box.
  • Page 29 Operating Procedures / Photos Unscrew the 4 screws fixing the motor to take out the motor,and then unscrew the 2 screws fixing the motor support to take it out. Screws Motor Screws Unscrew the fastening nut of the four-way valve coil and remove the coil.
  • Page 30 Operating Procedures / Photos Unscrew the two bolts fixing gas valve and liquid valve.Unsolder weld spots between gas valve and and air-return pipe to remove the gas valve. Unscrew the two bolts fixing liquid valve. Unsolder weld spots between liquid valve and capillary to remove the liquid valve.
  • Page 31 Disassembly Procedures for Outdoor Unit 3 Operating Procedures / Photos Top Cover Unscrew the screw fixing the handle, then push it downwards to take it out. Unscrew the screws fixing the top cover, and then lift Screws the top cover to remove it. Handle Screw Unscrew the screws fixing the front grill ,and then...
  • Page 32 Operating Procedures / Photos Unscrew the 9 screws of the right side plate, then take down the right side plate. Right side plate Screw unscrew the screw of electric box, pull out the lead out insert of compressor, four-way valve and motor, then take down the electric box.
  • Page 33 Operating Procedures / Photos Unscrew the nut fixing the fan with a spanner to take out the fan. Axial Flow Fan Motor Unscrew the screws fixing the motor support, and then lift it upwards to remove it. Unscrew the Terminal Screw of Motor screws fixing the motor and pull out the connec- tion line between it and electric box to remove it.
  • Page 34 Operating Procedures / Photos Unsolder the weld spots of capillary,valve and outlet pipe of condenser to remove the capillary. Prevent welding slag from blocking the capillary. Capillary U n s o l d e r t h e p i p e l i n e c o n n e c t i n g t h e compressor, and then unscrew the 3 foot-nuts fixing conpressor to remove it.
  • Page 35 Disassembly Procedures for Outdoor Unit Operating Procedures / Photos Screws Unscrew the screw fixing the handle, then push it Top Cover downwards to take it out. Handle Unscrew the screws fixing the top cover, and then lift the top cover to remove it. Screw Unscrew the 6 screws fixing the rear grill to remove it.
  • Page 36 Operating Procedures / Photos Unscrew the screws fixing the cabinet to remove Screws Unscrew the screw of the right side plate, then take down the Left side plate. Left side plate Unscrew the screw of electric box, pull out the lead out insert of compressor, four-way valve and motor, then take down the electric box.
  • Page 37 Operating Procedures / Photos Unscrew the nut fixing the fan with a spanner to take out the fan. Axial Flow Fan Unscrew the screws fixing the motor support, and Motor then lift it upwards to remove it. Unscrew the screws fixing the motor and pull out the connec- Terminal Screw of Motor tion line between it and electric box to remove it.
  • Page 38 Operating Procedures / Photos Unsolder the weld spots of capillary,valve and outlet tube of condenser to remove the capillary. Prevent welding slag from blocking the capillary. U n s o l d e r t h e p i p e l i n e c o n n e c t i n g t h e compressor, and then unscrew the 3 foot-nuts fixing conpressor to remove it.

  • Page 39: Explosive View And Spare Parts List

    Explosive view and spare parts list Explosive view and spare parts list Exploded View of Components and Parts of Indoor unit 1...
  • Page 40 PartCode Description ACP-24CH70GEEO 01252004 22202117 10542008 10582070 10352030 76512051 O-Gasket sub-assy of Bearing 76512203 O-Gasket of Cross Fan Bearing 26152025 26112187 c i l 10512159 01002572 24212103 0523001405 10512118 10542008 2001229501 24252016 11122091 t l i 20012483 20012454 30565037 30510041...
  • Page 41 Exploded View of Components and Parts of outdoor unit 6...
  • Page 42 Part Code Description ACP-24CH70GEEO 22415002 l l i 10335008 01535008P 01205086P 00103210 Compressor and fittings 44010245 03063082 0713306201 Cut-off valve Sub-Assy 07133072 01713087P Valve Support Sub-Assy 01305053P 26235254 03713549 03733127 Inhalation Tube Sub-Assy 420101941 02603174 33010010 t i c 33000039...
  • Page 43 Part Code Description ACP-24CH70GEEO l l i t t i f Cut-off valve Sub-Assy 0713306201 Valve Support Sub-Assy 01713087P Discharge Tube Inhalation Tube Sub-Assy t i c t i c l l i Overload Protector The above data are subject to be changed without notice.

  • Page 44: Troubleshooting

    Trouble-Shooting Trouble-Shooting Malfunction Display If malfunction occurs,corresponding code will display and the will resume normal until protection or malfunction disappears. 1. Trouble C5: Dual-8 Display displays C5 and running LED blinks 15 times and pauses 3s. Troubleshooting: Jumper cap is not firmly connected with the controller. Reinsert it or replace it with the same specification of jumper cap.

  • Page 45: Common Section

    Common Section Before analysis, check the unit according to the indicator display on outdoor unit.(Refer to 9.1 Malfunction display section). Measure insulation resistance The breaker trips at once when it to ground to see if there is any is set to “ON”. leakage.
  • Page 46 Improper set of temperature Adjust set temperature If cooling (heating) load Check the forecasted load of cooling (heating) is proper Check and fill the leakage, then The refrigerant has leakage or is vacuumize it and supplement the insufficient refrigerant as required Leakage between the high pres- Replace the compressor sure and the low pressure inside...
  • Page 47 The indoor fan motor is burned or breaks or has the heat protector Replace the fan motor or the defective part. malfunction. The built-in heat protector of the Replace the fan motor The fan does not motor breaks frequently because the run when it is set motor is abnormal.
  • Page 48 The torque of the swing motor is not enough First, check whether the connection is Wrong connection The swing fan wrong. If no, replace the parts does not run. The controller is damaged(IC2003 is damaged, the swing relay can not close, etc) C o n t r o l l e r m a l f u n c t i o n ( I C 2 0 0 3 Change controller...

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