Daikin 2AMK40FV1B Service Manual Removal Procedure Download Page 3

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Si12-891

Removal Procedure

Table of Contents

Note:

The illustrations may be slightly different depending on the model.

The illustrations are for heat pump models as representative.

Summary of Contents for 2AMK40FV1B

Page 1: ...REMOVAL PROCEDURE S E R V I C E M A N U A L 4 0 5 0 kW Class Outdoor Unit Inverter Multi Type Si12 891...

Page 2: ...it zCooling Only zHeat Pump 2AMK40FV1B 2AMX40F2V1B 2AMK50FV1B 2AMX50F2V1B 2AMX40FV1B 2MKS40FV1B 2AMX50FV1B 2MKS50FV1B 2MXS40FV1B 2MKS40G2V1B 2MXS50FV1B 2MKS50G2V1B 2MKS40GV1B 2MXS40G2V1B 2MKS50GV1B 2M...

Page 3: ...4 Removal of Sound Blankets 14 5 Removal of Outdoor Fan Fan Motor 16 6 Removal of Thermistors 19 7 Removal of Four Way Valve Outdoor Electronic Expansion Valves 21 8 Removal of Compressor 24 Note The...

Page 4: ...after turning off all power supplies before disassembling work Step Procedure Points 1 External appearance 2 Remove the 2 screws and remove the top panel The front panel has 4 hooks 3 Remove the 8 scr...

Page 5: ...emove the 4 screws and remove the discharge grille When reassembling make sure to fit the 4 hooks 5 Remove the 2 screws and remove the stop valve cover When reassembling make sure to fit the 4 hooks S...

Page 6: ...bling fasten the wires with screws on the terminal board 1 Remove the 2 screws of earth wires Remove the 2 screws and remove the wiring fixture Then remove all the screws to disconnect the power suppl...

Page 7: ...motor lead wire 5 Disconnect the connector for the gas pipe thermistor S91 and for the liquid pipe thermistor S92 S91 gas pipe thermistor white S92 liquid pipe thermistor red 6 Disconnect the connect...

Page 8: ...lectronic expansion valve coil for room A white S21 outdoor electronic expansion valve coil for room B red S80 four way valve coil 8 Pull out the clamp from the electrical box The clamp is push mount...

Page 9: ...the clip for the thermistor 12 Disconnect the connector for the thermistors S90 S90 thermistors outdoor temperature outdoor heat exchanger discharge pipe 13 Detach the clamp for the thermistors from...

Page 10: ...Removal of Electrical Box Si12 891 8 Removal Procedure 15 Loosen the screw in front of the electrical box 16 Lift and remove the electrical box Step Procedure Points R7590 R12537...

Page 11: ...rew and remove the electrical box cover Preparation Remove the panels according to the Removal of Outer Panels Remove the electrical box according to the Removal of Electrical Box 2 Detach the insulat...

Page 12: ...Release the earth wire from the hook 5 Remove the 2 screws and detach the clip to remove the radiation shield plate Step Procedure Points R12541 Temperature fuse harness Radiation shield plate Clip R...

Page 13: ...harnesses 7 Remove the 7 screws in total to remove the PCB 8 Lift up the back side of the electrical box slightly and unfasten the hooks of the front When reassembling make sure that the hooks of the...

Page 14: ...val of PCB Si12 891 12 Removal Procedure 9 Release the lead wires from the hooks and remove the terminal boards 10 Lift up the PCB 11 Remove the PCB Step Procedure Points Terminal board R7604 R7605 R7...

Page 15: ...valve coil for room A S21 outdoor electronic expansion valve coil for room B S40 overload protector S70 fan motor S80 four way valve coil S90 thermistors S91 gas pipe thermistor S92 liquid pipe therm...

Page 16: ...he panels according to the Removal of Outer Panels Remove the electrical box according to the Removal of Electrical Box 1 Remove the 6 screws and remove the right side panel 2 Remove the partition pla...

Page 17: ...and pull it out 2 Remove the sound blanket top Since the piping ports are torn easily remove the sound blanket carefully 3 Open the sound blanket inner and pull it out 4 Pull out the sound blanket bot...

Page 18: ...ff all power supplies before disassembling work Step Procedure Points 1 Remove the outdoor fan Nut size M6 1 Remove the washer fitted nut 2 Remove the outdoor fan When reassembling align the mark of t...

Page 19: ...or Fan Fan Motor Removal Procedure 17 2 Release the fan motor lead wire 3 Remove the screw of the fan motor fixing frame 4 Remove the fan motor fixing frame Step Procedure Points R7579 R7623 Fan motor...

Page 20: ...2 hooks of the fan motor lead wire 6 Release the fan motor lead wire When reassembling put the fan motor lead wire through the back of the fan motor so as not to be entangled with the outdoor fan 7 Re...

Page 21: ...ly of thermistors Be careful not to lose the clip for the thermistor 1 Release the discharge pipe thermistor 2 Cut the clamp and pull out the outdoor heat exchanger thermistor 3 The thermistors are un...

Page 22: ...91 gas pipe thermistor room A black room B gray S92 liquid pipe thermistor room A black room B gray 4 The figure shows the arrangement of the assembly of the liquid gas thermistors Step Procedure Poin...

Page 23: ...g work Step Procedure Points 1 Remove the peripheries The cooling only models do not have a four way valve Preparation Remove the sound blankets according to the Removal of Sound Blankets Detach the f...

Page 24: ...ect all the refrigerant gas Cautions for restoration 1 Restore the piping by non oxidation brazing 2 It is required to prevent the carbonization of the oil inside the four way valve and the deteriorat...

Page 25: ...and disconnect Note Do not use a metal saw for cutting pipes by all means because the sawdust comes into the circuit When withdrawing the pipes be careful not to pinch them firmly with pliers The pipe...

Page 26: ...r 10 minutes or more after turning off all power supplies before disassembling work Step Procedure Points 1 Remove the terminal cover 2 Disconnect the compressor terminals 3 Unfasten the hooks with a...

Page 27: ...below 120 C For the sake of this wrap the four way valve with wet cloth and provide water so that the cloth does not dry In case of difficulty with gas brazing machine 1 Disconnect the brazed part whe...

Page 28: ...Revision History Month Year Version Revised contents 06 2013 Si12 891 First edition...

Page 29: ...ories supplied or specified by Daikin Ask a qualified installer or contractor to install those parts and accessories Use of unauthorised parts and accessories or improper installation of parts and acc...

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