Related Manuals for Daikin RXMQ4PVE
Summary of Contents for Daikin RXMQ4PVE
- Page 1 Si341211 REMOVAL PROCEDURE S E R V I C E M A N U A L 4/5/6 HP Class Outdoor Unit Inverter Multi Type...
- Page 2 Service Manual Removal Procedure Outdoor Unit Applicable Models Cooling Only RXMQ4PVE RXMQ5PVE RXMQ6PVE RXMQ4PVEE RXMQ5PVEE RXMQ6PVEE Heat Pump RXYMQ4PVE RXYMQ5PVE RXYMQ6PVE...
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Page 3: Table Of Contents
Si341211 Table of Contents 1. Procedure to Remove Outside Panels............2 2. Procedure to Remove PCB and Electrical Component Box ....5 3. Procedure to Remove Propeller Fan and Fan Motor ......12 4. Procedure to Remove Thermistor ............14 5. Procedure to Remove Electronic Expansion Valve and Peripheral Equipment................15 6. -
Page 4: Procedure To Remove Outside Panels
Procedure to Remove Outside Panels Si341211 1. Procedure to Remove Outside Panels Procedure Warning Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work. Procedure Points Step Remove 8 screws of It is possible to remove only the top panel. - Page 5 Si341211 Procedure to Remove Outside Panels Step Procedure Points Remove the discharge grill after removing its 4 Front panel (1) Hook screws and releasing its 4 hooks. Discharge grill On the rear side of the front panel (1), a reinforce plate is attached.
- Page 6 Procedure to Remove Outside Panels Si341211 Step Procedure Points Remove the heat exchanger cover after releasing its 3 hooks with a minus driver. Remove the outdoor air thermistor after pulling it Outdoor air to the near side and thermistor sliding to the right. (R1T) 10 The figure in the right is of rear side view.
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Page 7: Procedure To Remove Pcb And Electrical Component Box
Si341211 Procedure to Remove PCB and Electrical Component Box 2. Procedure to Remove PCB and Electrical Component Box Procedure 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 fixing Preliminary preparation... - Page 8 Procedure to Remove PCB and Electrical Component Box Si341211 Step Procedure Points Cut off the wiring clamp materials (3 places). Disconnect the connector set for the reactor lead wire from each other. Removal Procedure...
- Page 9 Si341211 Procedure to Remove PCB and Electrical Component Box Step Procedure Points Pull off the connector for the motor lead wires and then release the wire from the hook of resin casing. Remove the wire harnesses of the solenoid valve and the four way valve from the fixing plate and then remove the electrical...
- Page 10 Procedure to Remove PCB and Electrical Component Box Si341211 Step Procedure Points Remove the 2 securing screws (M4) of insulation sheet and then release the lead wires to the compressor (blue, red and white colors) and the lead wires A1P to A3P (red and blue colors) from the hook of resin casing.
- Page 11 Si341211 Procedure to Remove PCB and Electrical Component Box Step Procedure Points 10 Cut off the clamp materials, for fixing the compressor lead wires (2 places) and the lead wires A3P to X11 (red, blue, and green colors) (1 place). Clamps for the lead wires A3P to Clamps (2 places) for the compressor lead wires...
- Page 12 Procedure to Remove PCB and Electrical Component Box Si341211 Step Procedure Points 12 Pull off the PCB connectors X66A, X81A and X5A. X66A X81A 13 Pull off the reactor lead wire connectors, compressor lead wire one and lead wire ones X22A, X21A, X13A, X66A X11A, X12A, X18A,...
- Page 13 Si341211 Procedure to Remove PCB and Electrical Component Box Step Procedure Points 14 Remove the fixing screw (M4) at the top of the PCB assembly. 15 Release the locking Fixing plate for the engaging hook (2 places) at the rear side. Hook The electrical component mounting plate...
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Page 14: Procedure To Remove Propeller Fan And Fan Motor
Procedure to Remove Propeller Fan and Fan Motor Si341211 3. Procedure to Remove Propeller Fan and Fan Motor Procedure Warning Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work. Step Procedure Points Preliminary preparation Remove the discharge grill,... - Page 15 Si341211 Procedure to Remove Propeller Fan and Fan Motor Step Procedure Points Lead wire for fan motor Earth wire Remove the clamp Pull off the connector while material. supporting its body and pushing the engaging click, without pulling its lead wires. Remove the 4 fixing Caution on mounting the screws for fan motor...
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Page 16: Procedure To Remove Thermistor
Procedure to Remove Thermistor Si341211 4. Procedure to Remove Thermistor Procedure Warning Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work. Procedure Points Step For the details of the Preliminary preparation removal of the Remove the front panel (2) thermistor for outdoor... -
Page 17: Procedure To Remove Electronic Expansion Valve And Peripheral Equipment
Si341211 Procedure to Remove Electronic Expansion Valve and Peripheral Equipment 5. Procedure to Remove Electronic Expansion Valve and Peripheral Equipment Procedure Warning Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work.. Step Procedure Points... - Page 18 Procedure to Remove Electronic Expansion Valve and Peripheral Equipment Si341211 Procedure Points Step Pull off the lead wire of high pressure switch. High pressure switch Remove the coil of Loosen the fixing bolt above Solenoid valve for solenoid valves (2 hot gas (Y2S) the coil of solenoid valve and portions).
- Page 19 Si341211 Procedure to Remove Electronic Expansion Valve and Peripheral Equipment Step Procedure Points Make sure that there is no refrigerant gas left within Main body of the refrigerant circuit Warning electronic system before performing expansion valve If refrigerant gas leaks during the operation.
- Page 20 Procedure to Remove Electronic Expansion Valve and Peripheral Equipment Si341211 Step Procedure Points Disconnect the brazing part of main body at solenoid valve. Main body of solenoid Warning valve for hot gas (Y2S) If refrigerant gas leaks during operation, ventilate the room. (The exposure of refrigerant gas to a fire causes generates toxic gas.)
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Page 21: Procedure To Remove Four Way Valve
Si341211 Procedure to Remove Four Way Valve 6. Procedure to Remove Four Way Valve Procedure Warning Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work. Procedure Points Step Make sure that there is no refrigerant gas left in the refrigerant circuit system Warning... -
Page 22: Procedure To Remove Compressor
Procedure to Remove Compressor Si341211 7. Procedure to Remove Compressor Procedure Warning Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work. Procedure Points Step Remove the outside panels, electrical Sound insulation for the terminal cover component, and compressor fixing panel, according to the... - Page 23 Si341211 Procedure to Remove Compressor Step Procedure Points Remove the sound insulation for the compressor. Remove the crankcase heater under the compressor. Pull the spring to trip the catch. Remove the 3 fixing You can see the far side bolts of the compressor. fixing bolts when the bottom discharge grill is removed.
- Page 24 Procedure to Remove Compressor Si341211 Step Procedure Points Make sure that there is no The cutting part is in the refrigerant gas left within compressor side relative to the refrigerant circuit the brazing part. system before performing Preliminarily cut off with a the operation gas welder, a part of the piping from the end side to...
- Page 25 Revision History Month / Year Version Revised contents 08/2012 Si341211 First edition...
- Page 26 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.