Related Manuals for Daikin 2AMK40FV1B
Summary of Contents for Daikin 2AMK40FV1B
- Page 1 Si12-891 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...
- Page 2 Service Manual Removal Procedure Outdoor Unit Cooling Only Heat Pump 2AMK40FV1B 2AMX40F2V1B 2AMK50FV1B 2AMX50F2V1B 2AMX40FV1B 2MKS40FV1B 2AMX50FV1B 2MKS50FV1B 2MXS40FV1B 2MKS40G2V1B 2MXS50FV1B 2MKS50G2V1B 2MKS40GV1B 2MXS40G2V1B 2MKS50GV1B 2MXS50G2V1B 2MXS40GV1B 2MXS50GV1B 2MXS50GVLT...
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Page 3: Table Of Contents
Si12-891 Table of Contents 1. Removal of Outer Panels ................2 2. Removal of Electrical Box ...............4 3. Removal of PCB..................9 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. -
Page 4: Removal Of Outer Panels
Removal of Outer Panels Si12-891 1. Removal of Outer Panels Procedure Warning Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work. Procedure Points Step External appearance (R7570) Liquid side Room A Gas side Room B (R7571) - Page 5 Si12-891 Removal of Outer Panels Step Procedure Points Remove the 4 screws When reassembling, make and remove the sure to fit the 4 hooks. discharge grille. (R12767) Remove the 2 screws and remove the stop valve cover. Stop valve cover (R7699) When reassembling, make sure to fit the 4 hooks.
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Page 6: Removal Of Electrical Box
Removal of Electrical Box Si12-891 2. Removal of Electrical Box Procedure Warning Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work. Procedure Points Step 1. Disconnect the When reassembling, fasten connecting wires. the wires with screws on the terminal board. - Page 7 Si12-891 Removal of Electrical Box Step Procedure Points Disconnect the connector for the fan [S70] motor [S70]. (R12529) Release the fan motor lead wire. (R7579) Disconnect the [S91]: gas pipe thermistor connector for the gas (white) [S92] [S91] pipe thermistor [S91] [S92]: liquid pipe thermistor and for the liquid pipe (red)
- Page 8 Removal of Electrical Box Si12-891 Step Procedure Points Disconnect the The cooling only models do connectors [S20], not have the harness for [S20] [S21] [S80] [S21], [S80]. [S80]. [S20]: outdoor electronic expansion valve coil for room A (white) [S21]: outdoor electronic expansion valve coil for room B (red) [S80]: four way valve coil...
- Page 9 Si12-891 Removal of Electrical Box Step Procedure Points Release the discharge Meet the edge of the pipe thermistor. thermistor and the clip. Be careful not to lose the clip for the thermistor. Discharge pipe thermistor (R12535) Disconnect the [S90]: thermistors (outdoor [S90] connector for the temperature, outdoor...
- Page 10 Removal of Electrical Box Si12-891 Step Procedure Points Loosen the screw in front of the electrical box. (R7590) Lift and remove the electrical box. (R12537) Removal Procedure...
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Page 11: Removal Of Pcb
Si12-891 Removal of PCB 3. Removal of PCB 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 screw and Preparation Electrical box cover remove the electrical Remove the panels box cover. - Page 12 Removal of PCB Si12-891 Step Procedure Points Release the earth wire from the hook. (R12541) Remove the 2 screws Temperature fuse harness and detach the clip to remove the radiation shield plate. Clip Radiation shield plate (R7600) Compressor harness Clip Hole (R7596) (R12565)
- Page 13 Si12-891 Removal of PCB Step Procedure Points Cut the clamp and release the wire harnesses. (R7597) Remove the 7 screws in total to remove the PCB. (R7598) (R7602) Lift up the back side of When reassembling, make the electrical box sure that the hooks of the slightly and unfasten electrical box are placed on...
- Page 14 Removal of PCB Si12-891 Step Procedure Points Release the lead wires from the hooks and remove the terminal Terminal board boards. (R7604) Lift up the PCB. (R7605) Remove the PCB. (R7606) Removal Procedure...
- Page 15 Si12-891 Removal of PCB Step Procedure Points Disconnect the connectors from the [S70] [S40] [S92] [S91] [S20] [S21] terminal board. [S90] [S80] (R12566) [S20]: outdoor electronic expansion 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...
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Page 16: Removal Of Sound Blankets
Removal of Sound Blankets Si12-891 4. Removal of Sound Blankets Procedure Warning Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work. Procedure Points Step 1. Remove the right side Preparation panel. Remove the panels according to the “Removal of Remove the 6 screws... - Page 17 Si12-891 Removal of Sound Blankets Step Procedure Points 3. Remove the sound blankets. Release the strings, open the sound blanket (outer) and pull it out. Sound blanket (outer) (R7613) Remove the sound Since the piping ports are blanket (top). torn easily, remove the sound blanket carefully.
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Page 18: Removal Of Outdoor Fan / Fan Motor
Removal of Outdoor Fan / Fan Motor Si12-891 5. Removal of Outdoor Fan / Fan Motor Procedure Warning Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work. Procedure Points Step 1. Remove the outdoor fan. Nut size: M6 Remove the washer fitted nut. - Page 19 Si12-891 Removal of Outdoor Fan / Fan Motor Step Procedure Points Release the fan motor lead wire. (R7579) Remove the screw of the fan motor fixing frame. Fan motor fixing frame (R7623) Remove the fan motor fixing frame. (R7624) (R7625) Removal Procedure...
- Page 20 Removal of Outdoor Fan / Fan Motor Si12-891 Step Procedure Points Turn the fan motor fixing frame backward and open the 2 hooks of the fan motor lead wire. (R7626) Release the fan motor When reassembling, put the lead wire. fan motor lead wire through the back of the fan motor so as not to be entangled with...
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Page 21: Removal Of Thermistors
Si12-891 Removal of Thermistors 6. Removal of Thermistors Procedure Warning Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work. Procedure Points Step 1. Remove the assembly of Be careful not to lose the clip thermistors. - Page 22 Removal of Thermistors Si12-891 Step Procedure Points Cut the clamp. (R7634) Peel the putty and remove the thermistors. [S91] : gas pipe thermistor Thermistor (Liquid) room A (black) Room A room B (gray) Thermistor (Gas) [S92] : liquid pipe thermistor Room A room A (black) room B (gray)
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Page 23: Removal Of Four Way Valve / Outdoor Electronic Expansion Valves
Si12-891 Removal of Four Way Valve / Outdoor Electronic Expansion Valves 7. Removal of Four Way Valve / Outdoor Electronic Expansion Valves Procedure Warning Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work. Step Procedure Points... - Page 24 Removal of Four Way Valve / Outdoor Electronic Expansion Valves Si12-891 Step Procedure Points Before working, make sure that the refrigerant Warning gas is empty in the circuit. Be careful not to get yourself Be sure to apply nitrogen burnt with the pipes and other replacement when parts that are heated by the heating up the brazed...
- Page 25 Si12-891 Removal of Four Way Valve / Outdoor Electronic Expansion Valves Step Procedure Points Heat up the brazed Note: parts. Do not use a metal saw for Pull the pipe with pliers cutting pipes by all means and disconnect. because the sawdust comes into the circuit.
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Page 26: Removal Of Compressor
Removal of Compressor Si12-891 8. Removal of 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 terminal Terminal cover cover. (R7637) Disconnect the compressor terminals. - Page 27 Si12-891 Removal of Compressor Step Procedure Points Remove the 2 nuts of the compressor. Warning Be careful not to get yourself burnt with the pipes and other parts that are heated by the gas brazing machine. Warning If the refrigerant gas leaks during work, ventilate the room.
- Page 28 Revision History Month / Year Version Revised contents 06 / 2013 Si12-891 First edition...
- Page 29 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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