Daikin MKM24PV2S User Manual Download | Manualshive

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REMOVAL

PROCEDURE

S E R V I C E M A N U A L

5.6/6.2/6.5/7.5/8.0/9.0 kW Class
24000/28000 Btu/h Class

Outdoor Unit

Inverter / Hybrid

Multi Type

Si121561E

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Summary of Contents for MKM24PV2S

Page 1: ...REMOVAL PROCEDURE S E R V I C E M A N U A L 5 6 6 2 6 5 7 5 8 0 9 0 kW Class 24000 28000 Btu h Class Outdoor Unit Inverter Hybrid Multi Type Si121561E...

Page 2: ...Service Manual Removal Procedure Outdoor Unit zCooling Only zHeat Pump MKM24PV2S 2MXM56PVLT MKM28PV2S 2MXM75PVLT MKM65PV14 3MXM90PVLT MKM80PV14 MKM65PV1G MKM80PV1G MV62PV1G...

Page 3: ...ate ASSY Electrical Box 6 4 PCBs 11 5 Partition Plate Sound Blankets 15 6 Electronic Expansion Valve Coil ASSY Thermistor ASSYs 18 7 Four Way Valve 21 8 Compressor 23 Note The illustrations may be sli...

Page 4: ...emove the top panel 2 Remove the 5 screws of the right side panel The right side panel can be removed without removing the top panel 3 4 Slide the right side panel downward to unfasten the 2 hooks on...

Page 5: ...oks on the left side Remove the front panel When reassembling make sure that the 3 hooks are securely fastened 8 Remove the 4 screws of the discharge grille 9 Unfasten the 5 hooks and remove the disch...

Page 6: ...tep Procedure Points 1 Remove the drip proof cover 2 Disconnect the connector S70 S70 fan motor When reassembling put the fan motor lead wire through the back of the fan motor so as not to be entangle...

Page 7: ...e 2 screws and remove the fan motor fixing frame When reassembling fit the 2 lower hooks into the bottom frame 6 Unfasten the 3 hooks on the fan motor fixing frame and release the fan motor lead wire...

Page 8: ...er with the 3 connecting wires Room A B C and power supply wire 3 4 Remove the 2 screws Tilt the partition plate 2 upward and pull forward to unfasten the 2 hooks and remove it When reassembling make...

Page 9: ...to lose the clip for the thermistor When reassembling insert the thermistor harness through the heat exchanger pipes 1 Cut the clamp and pull out the outdoor heat exchanger thermistor 2 Disconnect the...

Page 10: ...d room B S22 blue room C S92 gas pipe thermistor The 2 room models do not have S22 The 4 room models have S23 yellow for room D 4 Disconnect the connector S93 S93 liquid pipe thermistor 5 Disconnect t...

Page 11: ...r compressor 7 Pull out the 2 clamps 8 Open the sound blanket top outer and detach the discharge pipe thermistor Be careful not to lose the fixture for the thermistor Step Procedure Points Relay conne...

Page 12: ...Rear Plate ASSY Electrical Box Si121561E 10 Removal Procedure 9 Remove the 2 screws 10 Remove the electrical box Step Procedure Points R22473 Electrical box R22474...

Page 13: ...the service monitor PCB 1 Remove the screw of the service monitor PCB cover 2 Unfasten the 3 hooks and remove the service monitor PCB cover When reassembling make sure that the 3 hooks are securely fa...

Page 14: ...p 5 Unfasten the 4 projections and remove the service monitor PCB 2 Remove the terminal board mounting plate 1 Remove the earth ground screw Step Procedure Points Clamp R22478 Projection Projection Se...

Page 15: ...t the connector S90 and the 3 terminals for power supply S90 thermistors HL1 HN1 S to terminal board 4 Remove the 4 screws of the terminal board mounting plate Step Procedure Points Bottom view Clamp...

Page 16: ...to unfasten the hook and remove it When reassembling make sure to fasten the hook with the notch 3 Remove the main PCB 1 2 Remove the 9 screws Unfasten the 3 hooks and remove the main PCB Step Proced...

Page 17: ...the partition plate When reassembling fit the lower hook into the bottom frame 1 2 Remove the 2 screws Lift up the partition plate and remove it 2 Remove the sound blankets 1 Remove the sound blanket...

Page 18: ...lanket top inner 1 When reassembling put the sound blanket top inner 1 and sound blanket top inner 2 as the position below 5 Remove the sound blanket top inner 2 Some models do not have the sound blan...

Page 19: ...ound Blankets Removal Procedure 17 6 Remove the sound blanket inner 7 Remove the sound blanket bottom Some models do not have the sound blanket bottom Step Procedure Points Sound blanket inner R22495...

Page 20: ...efrigerant gas Restore the piping by non oxidation brazing Note Before working make sure that the refrigerant gas is empty in the circuit Be sure to apply nitrogen replacement when heating up the braz...

Page 21: ...of the electronic expansion valve coils varies depending on the models 2 Remove the liquid pipe thermistor ASSY 1 Remove the sheets of putty 2 3 Pull out the liquid pipe thermistors Remove the liquid...

Page 22: ...or ASSY The number of the gas pipe thermistorsvaries depending on the models Be careful not to lose the clip of the thermistor 1 2 Cut the heat resistant clamp and pull out the gas pipe thermistors Re...

Page 23: ...way valve with wet cloth and provide water so that the cloth does not dry Note Before working make sure that the refrigerant gas is empty in the circuit Be sure to apply nitrogen replacement when heat...

Page 24: ...bushing Disconnect the compressor lead wires and the overload protector 5 6 Remove the putty Heat up the 4 brazed parts and remove the four way valve Step Procedure Points Terminal cover R22503 U red...

Page 25: ...refrigerant gas Restore the piping by non oxidation brazing Note Before working make sure that the refrigerant gas is empty in the circuit Be sure to apply nitrogen replacement when heating up the bra...

Page 26: ...and disconnect it Heat up the brazed part of the suction side pipe and disconnect it Heat up the brazed part of the accumulator and disconnect it Remove the 2 nuts Lift up the compressor and remove i...

Page 27: ...Revision History Month Year Version Revised contents 10 2015 Si121561E First edition...

Page 28: ...ries 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 acce...

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