Daikin RKM71PVMA Service Manual

Removal procedure

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Si001422E

REMOVAL

PROCEDURE

S E R V I C E

M A N U A L

7.1 kW Class

Outdoor Unit

Inverter

Pair Type

Table of Contents

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Summary of Contents for Daikin RKM71PVMA

Page 1 Si001422E REMOVAL PROCEDURE S E R V I C E M A N U A L 7.1 kW Class Outdoor Unit Inverter Pair Type...
Page 2 Service Manual Removal Procedure Outdoor Unit Cooling Only Heat Pump RKM71PVMA RXM71PVMA...
Page 3: Table Of Contents
Si001422E Table of Contents 1. Outer Panels ...................2 2. Electrical Box ..................7 3. PCB.......................10 4. Fan Motor....................14 5. Coils / Thermistor ASSY ...............15 6. Sound Blankets ..................17 7. Compressor...................19 Note: The illustrations may be slightly different depending on the model. The illustrations are for heat pump models as representative.
Page 4: Outer Panels
Outer Panels Si001422E 1. Outer Panels Warning Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work. Step Procedure Points Unfasten the 2 hooks Hook on the bottom of the suction grille. Slide downward the suction grille to unfasten the upper 3...
Page 5 Si001422E Outer Panels Step Procedure Points Remove the 5 screws Front panel (2) of the front panel (2). Slide downward the front panel (2) to unfasten the hook. (R21476) When reassembling, make sure to fit the hook. Hook (R21477) Remove the 2 screws Right side panel of the right side panel.
Page 6 Outer Panels Si001422E Step Procedure Points Remove 4 screws on Remove the discharge grille the discharge grille. and the outdoor fan first to remove the front panel (1). Pull the bottom of the discharge grille. Slide downward the discharge grille to unfasten the upper 2 hooks.
Page 7 Si001422E Outer Panels Step Procedure Points Lift up the front panel (1) to unfasten the hook. Remove the front panel (1). (R21485) Remove the screw of the partition plate (2). Slide the partition plate (2) to the left and lift up to remove it.
Page 8 Outer Panels Si001422E Step Procedure Points Detach the outdoor Outdoor temperature temperature thermistor thermistor holder holder. (R21490) Release the thermistor harness from the slit. Slit (R21676) Remove the 5 screws and remove the rear panel. Rear panel (R21677) When reassembling, make sure to fit the 2 hooks.
Page 9: Electrical Box
Si001422E Electrical Box 2. Electrical Box Warning Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work. Step Procedure Points Remove the 2 screws and detach the earth / ground wires. Earth / ground wire Terminal board (R21679) Disconnect the...
Page 10 Electrical Box Si001422E Step Procedure Points Disconnect the [S90]: thermistors [S90] Clamp connector [S90]. When reassembling, insert each clamp into the small Pull out the clamp and holes. release the harness. When reassembling, insert the clamp of the thermistor ASSY harness into the hole as below.
Page 11 Si001422E Electrical Box Step Procedure Points Disconnect the relay connector for the compressor and pull out the clamp. Clamp Relay connector for compressor (R21687) Remove the 2 screws. (R21688) Lift up and remove the When reassembling, make electrical box. sure to fit the hook. Electrical Hook (R21689)
Page 12: Pcb
Si001422E 3. PCB Warning Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work. Step Procedure Points 1. Remove the service Electrical box cover monitor PCB. Peel off the filament tape and open the electrical box cover.
Page 13 Si001422E Step Procedure Points 2. Remove the main PCB. Remove the screw on Cooling only models have no the terminal block for terminal block for smart smart meter. meter. Remove the earth / ground screw. Earth / ground wire Terminal block for (R21695) smart meter...
Page 14 Si001422E Step Procedure Points Remove the 3 screws and unfasten the 4 Hook hooks. Hook (R21700) Lift up and remove the main PCB. Main PCB (R21701) 3. Remove the reactor. Remove the 4 screws. (R21702) Remove the reactor. Reactor (R21703) Removal Procedure...
Page 15 Si001422E Step Procedure Points 4. Remove the demand Some models have no control PCB. demand controller. Remove the 2 screws. (R21704) Lift up and remove the Demand control unit demand control unit. (R21705) Unfasten the 2 hooks Cover and open the cover. (R21706) Remove the screw.
Page 16: Fan Motor
Fan Motor Si001422E 4. Fan Motor Warning Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work. Step Procedure Points Cut the 2 clamps. Clamp Clamp (R21708) Remove the 2 lower Be sure to remove the lower screws of the fan motor.
Page 17: Coils / Thermistor Assy
Si001422E Coils / Thermistor ASSY 5. Coils / Thermistor ASSY Warning Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work. Step Procedure Points 1. Remove the electronic expansion valve coil. Pull out the electronic expansion valve coil.
Page 18 Coils / Thermistor ASSY Si001422E Step Procedure Points 3. Remove the thermistor Be careful not to lose the clip ASSY. for the thermistor. Cut the clamp. Pull out the outdoor Clamp heat exchanger Clip thermistor. (R3264) Outdoor heat exchanger thermistor (R21712) Slightly open the sound Be careful not to lose the...
Page 19: Sound Blankets
Si001422E Sound Blankets 6. Sound Blankets Warning Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work. Step Procedure Points Remove the sound Since the piping ports on the blanket (top upper). sound blanket are torn easily, remove the sound blanket carefully.
Page 20 Sound Blankets Si001422E Step Procedure Points Remove the sound blanket (inner). Sound blanket (inner) (R21719) Removal Procedure...
Page 21: Compressor
Si001422E Compressor 7. Compressor Warning Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work. Be careful not to get yourself burnt with the pipes and other parts that are heated by the gas brazing machine.
Page 22 Compressor Si001422E Step Procedure Points Disconnect the lead Overload wires of the compressor U (red) protector and overload protector. W (blue) V (yellow) (R21721) Remove the protection bushing. Protection bushing (R21722) Pull out the clamp and remove the compressor lead wire. Clamp (R21723) Removal Procedure...
Page 23 Si001422E Compressor Step Procedure Points Heat up the blazed part Brazed part of of the discharge side the discharge pipe and disconnect it. side pipe Heat up the brazed part of the suction side pipe and disconnect it. Brazed part of Remove the 2 nuts.
Page 24 Revision History Month / Year Version Revised contents 03 / 2015 Si001422E First edition...
Page 25 Improper installation can result in water or refrigerant leakage, electrical shock, fire or explosion. Use only those parts and accessories 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 accessories can result in water or refrigerant leakage, electrical shock, fire or explosion.

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