Hitachi UTOPIA RAS-4HVRP2E - Removing the Outdoor Fan

9 Servicing
RAS-3HVRC2
SMGB0136 rev.0 - 07/2021
178
9.2.3 Removing the outdoor fan
1 Remove the pipe cover following “9.2.1Removingthepipecover”.
2 Remove 3 xing screws and remove the upper cover.
3 Remove the front cover following “9.2.2Removingthefrontcover”.
4 To remove the propeller fan remove the cap nut which xes the propeller fan onto the motor shaft.
? NOTE
• Useapullerwhenthepropellerfanandfanmotorshaftarexedtootightly.
• Thecapnutisleftthread.Forremovalturntothereversedirectiontothepropellerfan.
5 Remove the electrical box cover.
6 Remove the fan motor connector (CN24) inserted into the PCB in the electrical box:
- Remove the fan motor lead wire xed onto the motor clamp using a cord band.
- Remove 4 screws which x the motor.
1
2
1
1
2
4
3
1-Capnut
2-Propellerfan
1-Electricalboxcover
1-Cordband
2-Fanmotorleadwire
3-Fourscrews
4-Fanmotor
? NOTE
• Besuretoplacetheleadwireoutletdownwardwhenassemblingthemotor.
• Fixthemotorleadwireontothemotorclampusingacordbandasbeforetoavoidobstructingthepropellerfan.
• Assemblingthepropellerfan:Inserttheskiddingprotectionpartofthefanbossmatchingwiththemotorshaftnotch;tightenthenut
aftertheshaftscrewfullycomesout.(TighteningTorque3.0Nm).
• ConnectthemotorleadwiretotheelectricalboxPCB.(Toconnectinsertintotheconnector(CN24)onthePCB).