Daikin R71KV1 Service Manual Download Page 7

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Si211311E

Procedure to Remove Outdoor Unit PCB

Removal Procedure

3. Procedure to Remove Outdoor Unit PCB

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 top plate, front
casing and side casing
according the procedure for
removing the external
casing, etc.

Disconnect the
connectors from the
PCB.

Unlatch the 4 tabs
fastening the PCB on
the left side, and
disconnect from the
hook on the right side.

Remove the PCB.

PCB

Summary of Contents for R71KV1

Page 1: ...REMOVAL PROCEDURE S E R V I C E M A N U A L Outdoor Unit Non Inverter Multi Type 3 HP Class Si211311E...

Page 2: ...Service Manual Removal Procedure Outdoor Unit Applicable Models zCooling Only R71KV1 R71KY1 R71KVAL zHeat Pump RY71KV1 RY71KY1...

Page 3: ...rocedure to Remove Outdoor Unit Fan and Fan Motor 3 3 Procedure to Remove Outdoor Unit PCB 5 4 Procedure to Remove Electrical Parts Box 6 5 Procedure to Remove Electronic Expansion Valve and Solenoid...

Page 4: ...after turning off all power supplies before disassembling work Step Procedure Points 1 Remove the 8 top plate screws 2 Remove the screw of the front piping cover 3 Remove the screw of the front casing...

Page 5: ...to the procedure for removing the external casing 1 Remove the 4 screws and disconnect the 8 tabs fastening the air discharge grille on the top bottom and left right and remove the air discharge grill...

Page 6: ...on during motor installation Be sure to secure the motor lead wire with the clamp Loose lead wire can be caught by fan and damaged 5 Remove the 4 hexagon bolts fastening the fan motor and remove the f...

Page 7: ...after turning off all power supplies before disassembling work Step Procedure Points Remove the top plate front casing and side casing according the procedure for removing the external casing etc 1 D...

Page 8: ...casing according the procedure for removing the external casing etc In case of cooling only model In the case of heat pump units If the lead wire is clamped by the piping etc remove the clamp 1 Remove...

Page 9: ...d crank case heater connectors from the PCB Note If not dismounting the rear side casing remove the 2 screws of the El compo box 3 Remove the El compo box installation screw 4 Remove the El compo box...

Page 10: ...ty 1 Remove the electronic expansion valve cover 2 The motor operated valve is removed by pulling while turning the electronic expansion valve coil s lever 3 Use a metal plate or protective sheet for...

Page 11: ...xternal casing etc and electrical parts according to their removal procedures 2 Remove the four way valve 3 Heart the brazed parts of the four way valve and remove the assembly from the piping side by...

Page 12: ...es before disassembling work Step Procedure Points Remove the external casing etc according to its removal procedure 1 Remove the compressor sound proofing 2 Disconnect the compressor lead wire from t...

Page 13: ...re 11 4 Disconnect the crankcase heater s spring and remove the heater 5 Remove the compressor s 3 washer based nuts Use a T type box spanner 6 Lift the compressor slightly and draw out toward yoursel...

Page 14: ...Revision History Month Year Version Revised contents 06 2013 Si211311E First edition...

Page 15: ...oduct The User s Manual provides important safety instructions and warnings Be sure to follow these instructions and warnings If you have any enquiries please contact your local importer distributor a...