Related Manuals for Daikin RKM46PVMA
Summary of Contents for Daikin RKM46PVMA
- Page 1 Si001421EA REMOVAL PROCEDURE S E R V I C E M A N U A L 4.1/4.2/4.6/5.0/6.0/6.3 kW Class Outdoor Unit Inverter Pair Type...
- Page 2 Service Manual Removal Procedure Outdoor Unit Cooling Only Heat Pump RKM46PVMA RXJ41NVLT RKM50PVMA RKM60PVMA RXJ50LV1B RXJ50NVMV RXJ50PVMA RXM42LV1B RXM50LV1B RXM41NVLT RXM50NVLT RXM46PVMA RXM50PVMA RXM60PVMA RXV41NVLT RXV50NVLT RXV63NVLT...
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Page 3: Table Of Contents
Si001421EA Table of Contents 1. Outer Panels ...................2 2. Outdoor Fan / Fan Motor.................4 3. Electrical Box ..................6 4. PCBs .....................11 5. Partition Plate / Sound Blankets............14 6. Electronic Expansion Valve Coil / Four Way Valve.......16 7. Compressor...................18 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 Si001421EA 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 Remove the 4 screws Top panel and remove the top panel. (R21371) Remove the 4 screws. - Page 5 Si001421EA Outer Panels Step Procedure Points Remove the 6 screws. (R21374) Unfasten the 4 hooks and remove the front panel. Front panel (R21375) Removal Procedure...
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Page 6: Outdoor Fan / Fan Motor
Outdoor Fan / Fan Motor Si001421EA 2. Outdoor Fan / Fan Motor Warning Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work. Step Procedure Points Remove the drip proof Drip proof cover cover. - Page 7 Si001421EA Outdoor Fan / Fan Motor Step Procedure Points Remove the nut and Nut size : M6 remove the outdoor fan. 10 mm (0.39 inch) (R18954) When reassembling, align mark of the outdoor fan with the D-cut section of the motor shaft. Outdoor fan (R21379) Remove the 2 screws...
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Page 8: Electrical Box
Electrical Box Si001421EA 3. Electrical Box 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 right side When reassembling, make panel. sure to fit the 6 hooks. Remove the screw. - Page 9 Si001421EA Electrical Box Step Procedure Points Remove the 7 screws When reassembling, fasten and detach the the demand communication connecting wire and the wire with the clamp to the power supply wire. wire fixture. Remove the 4 screws Earth / and detach the demand ground communication wire.
- Page 10 Electrical Box Si001421EA Step Procedure Points When reassembling, make sure to fit the 4 hooks. Hook Hook (R21392) 2. Remove the thermistor [S90]: thermistors ASSY. Disconnect the Clamp connector [S90]. Pull out the clamp. [S90] (R21393) Slightly open the sound Be careful not to lose the blanket (top) and fixture for the thermistor.
- Page 11 Si001421EA Electrical Box Step Procedure Points Cut the clamp. Be careful not to lose the clip for the thermistor. Pull out the outdoor heat exchanger thermistor. Clip Clamp Outdoor heat exchanger thermistor (R3264) (R21397) Remove the thermistor Thermistor ASSY ASSY. (R21398) 3.
- Page 12 Electrical Box Si001421EA Step Procedure Points Disconnect the [S80]: four way valve coil connector [S80]. The cooling only models Pull out the clamp. have no harness for the connector [S80] nor four way valve coil. [S80] Clamp (R21401) Disconnect the [S20]: electronic expansion connector [S20].
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Page 13: Pcbs
Si001421EA PCBs 4. PCBs 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 Earth / ground screw and detach the earth / ground wires. Earth / ground screw (R21406) - Page 14 PCBs Si001421EA Step Procedure Points Remove the screw and remove the terminal board. Terminal board (R21409) Disconnect the [S201]: terminal board [S201] connectors [S201], [S203]: main PCB [S203] [S203]. Some models have no connectors [S201] and [S203]. (R21410) Remove the 2 screws. (R21411) Unfasten the hook on the back and remove...
- Page 15 Si001421EA PCBs Step Procedure Points Disconnect the The demand controller as an connector [S206]. optional accessory has [S204] and [S205] instead of Hook Remove the screw. [S206]. Unfasten the hook and remove the demand [S206] / [S204][S205]: smart [S206] control PCB. meter Some models have no demand control PCB.
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Page 16: Partition Plate / Sound Blankets
Partition Plate / Sound Blankets Si001421EA 5. Partition Plate / Sound Blankets 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 partition plate. Remove the 2 screws and remove the partition plate. - Page 17 Si001421EA Partition Plate / Sound Blankets Step Procedure Points Remove the sound blanket (top lower). Sound blanket (top lower) (R21421) Remove the sound blanket (outer). Sound blanket (outer) (R21422) Remove the sound blanket (inner). Sound blanket (inner) (R21423) Removal Procedure...
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Page 18: Electronic Expansion Valve Coil / Four Way Valve
Electronic Expansion Valve Coil / Four Way Valve Si001421EA 6. Electronic Expansion Valve Coil / Four Way Valve 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 19 Si001421EA Electronic Expansion Valve Coil / Four Way Valve Step Procedure Points Remove the screw and Four way valve coil remove the four way valve coil. (R21425) Remove the terminal cover. Terminal cover (R21426) Disconnect the harness V (yellow) U (red) for overload protector.
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Page 20: Compressor
Compressor Si001421EA 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 21 Si001421EA Compressor Step Procedure Points Remove the sheets of Brazed part of Brazed part of putty. discharge side pipe suction side pipe Heat up the brazed part of the discharge side pipe and disconnect it. Putty Heat up the brazed part of the suction side pipe and disconnect it.
- Page 22 Revision History Month / Year Version Revised contents 04 / 2015 Si001421E First edition 09 / 2015 Si001421EA Model addition: RXM41/50NVLT, RXV41/50/63NVLT...
- Page 23 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.