Daikin RKS71KVMA Removal Procedure Download

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Si001078

Removal of Compressor

Removal Procedure

7. Removal of Compressor

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 terminal
cover.

Pull out the 3 lead
wires.

U: red, V: yellow, W: blue

Remove the overload
protector (OL).

(R9690)

Terminal cover

(R9471)

W (blue)

U (red)

V (yellow)

Summary of Contents for RKS71KVMA

Page 1: ...REMOVAL PROCEDURE S E R V I C E M A N U A L 7 1 8 0 9 0 kW Class Outdoor Unit Inverter Pair Type Si001078...

Page 2: ...Service Manual Removal Procedure Outdoor Unit zCooling Only zHeat Pump RKS71KVMA RXS71KVMA RXS80KVMA RXS90KVMA...

Page 3: ...lectrical Box 15 3 Removal of PCBs 19 4 Removal of Fan Motor 22 5 Removal of Coils Thermistors 23 6 Removal of Sound Blankets 26 7 Removal of Compressor 29 Note The illustrations may be slightly diffe...

Page 4: ...for 10 minutes or more after turning off all power supplies before disassembling work Step Procedure Points 1 Features 2 Remove the suction grille The hooks are secured in the clearances of the outdoo...

Page 5: ...cedure 3 2 Slide the suction grille downward to unfasten the 3 top hooks 3 Remove the suction grille 3 Remove the top panel 1 Remove the 4 screws on the back and the screw on the left side Step Proced...

Page 6: ...Procedure 2 Remove the 2 screws on the front and the screw on the right side panel 3 Lift the top panel and remove it 4 Remove the right side panel 1 Remove the 5 screws Step Procedure Points R9037 Ri...

Page 7: ...Si001078 Removal of Outer Panels Removal Procedure 5 2 Slide the right side panel downward to unfasten the 2 hooks on the rear side Step Procedure Points R11143 Hook R13521 Hook R13522...

Page 8: ...val Procedure 3 Remove the right side panel 5 Remove the front panel 2 1 Remove the 2 screws This screw is M5 3 16 2 Slide the front panel 2 downward to unfasten the hook Step Procedure Points R11145...

Page 9: ...l 2 6 Remove the front panel 1 Remove the discharge grille and the outdoor fan first to remove the front panel 1 1 Remove the 4 screws on the discharge grille 2 Pull the bottom of the discharge grille...

Page 10: ...al Procedure 3 Slide the discharge grille downward to unfasten the 2 hooks at the top 4 Remove the discharge grille 5 Remove the nut of the outdoor fan Nut size M8 Step Procedure Points R9047 Hook R13...

Page 11: ...els Removal Procedure 9 6 Remove the 2 screws on the partition plate 1 7 Remove the screw at the bottom left of the front 8 Remove the screw at the bottom of the left side Step Procedure Points R6992...

Page 12: ...al of Outer Panels Si001078 10 Removal Procedure 9 Remove the screw at the bottom of the rear side 10 Lift the front panel 1 The front panel 1 has a hook on its front Step Procedure Points R6394 Hook...

Page 13: ...1 Be sure to detach the front panel 1 carefully so as not to deform it 7 Remove the rear panel 1 Remove the screw on the partition plate 2 2 Slide the partition plate 2 to the left and remove it Step...

Page 14: ...wire fixing plate 4 Remove the wire fixing plate and the insulation 5 Release the holder of the outdoor temperature thermistor The holder is secured in the clearances of the outdoor heat exchanger fi...

Page 15: ...val Procedure 13 6 Release the harness of the outdoor temperature thermistor from the groove 7 Remove the 3 screws on the rear panel 8 Remove the screw on the bottom frame Step Procedure Points Thermi...

Page 16: ...14 Removal Procedure 9 Remove the screw on the stop valve mounting plate 10 Lift the rear panel upward to unfasten the 2 hooks 11 Remove the rear panel Step Procedure Points Stop valve mounting plate...

Page 17: ...es or more after turning off all power supplies before disassembling work Step Procedure Points 1 Remove the screw on the stop valve mounting plate 2 Remove the screw on the partition plate 1 3 Remove...

Page 18: ...se the fan motor lead wire from the 5 hooks When reassembling do not use these 2 hooks 6 Disconnect the connectors of the front side S20 electronic expansion valve coil S40 overload protector S80 four...

Page 19: ...ure 17 7 The compressor lead wire is fixed on the partition plate 1 with a clamp 8 Release the clamp of the compressor relay harness with pliers 9 Disconnect the relay connector for the compressor Ste...

Page 20: ...trical Box Si001078 18 Removal Procedure 10 Slide the electrical box to the left to unfasten the hook on the right side of the box 11 Lift up the electrical box and remove it Step Procedure Points R13...

Page 21: ...2 S102 from the service monitor PCB Preparation Remove the electrical box according to the Removal of Electrical Box 2 Detach the 4 clamps with pliers and remove the service monitor PCB 3 Remove the s...

Page 22: ...r for standby electricity saving from the terminal board 1 Black 2 White 3 Red L1 Black L2 Brown N1 White N2 Blue 8 Disconnect the 2 harnesses for the reactor HR1 HR2 HR1 White HR2 Blue The harness fo...

Page 23: ...01078 Removal of PCBs Removal Procedure 21 9 Remove the 3 screws of the main PCB 10 Release the 4 hooks 11 Lift up and remove the main PCB Step Procedure Points Main PCB R5287 Hook R13524 Main PCB R52...

Page 24: ...rocedure Points 1 2 Remove the 2 lower screws first Then remove the 2 upper screws Be sure to remove the lower screws first If the upper screws are removed first the fan motor may tilt down or fall an...

Page 25: ...r more after turning off all power supplies before disassembling work Step Procedure Points 1 Remove the electronic expansion valve coil 1 Pull the electronic expansion valve coil out 2 Remove the fou...

Page 26: ...ove the thermistors 1 Pull out the outdoor heat exchanger thermistor 2 Slightly open the sound blanket outer 3 Remove the sound blanket top upper Step Procedure Points R11160 Outdoor heat exchanger th...

Page 27: ...Si001078 Removal of Coils Thermistors Removal Procedure 25 4 Remove the discharge pipe thermistor Step Procedure Points R9469 Discharge pipe thermistor...

Page 28: ...lies before disassembling work Step Procedure Points 1 Open the sound blanket outer 2 Remove the sound blanket top upper The sound blanket is fragile Carefully pass the discharge pipe through it 3 Rem...

Page 29: ...ound blanket top lower The sound blanket is fragile Carefully pass the discharge pipe through it 6 Open the sound blanket inner The sound blanket is fragile Be careful of the notches of the compressor...

Page 30: ...Removal of Sound Blankets Si001078 28 Removal Procedure 7 Remove the sound blanket inner Step Procedure Points R7019 Sound blanket inner...

Page 31: ...ng Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work Step Procedure Points 1 Remove the terminal cover 2 Pull out the 3 lead wires U red V yellow W...

Page 32: ...y non oxidation brazing 2 It is required to prevent the carbonization of the oil inside the four way valve and the deterioration of the gaskets affected by heat Keep below 120 C For the sake of this w...

Page 33: ...Revision History Month Year Version Revised contents 01 2013 Si001078 First edition...

Page 34: ...ies 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 acces...

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