Hitachi RAS-3-HVNC - Removing Outdoor Fan Motor

10. Servicing
334
SMGB0079 rev.0 - 01/2013
10.3.1.5 Removing outdoor fan motor
1 Remove the service cover following Removing service cover.
2 Remove the outlet grille following Remove outlet grille.
3 Remove the upper cover following Removing upper cover.
4 To remove the propeller fan remove the cap nut and washer which x the propeller fan onto the motor shaft. (Use a
puller when the propeller fan and motor shaft are xed too tightly).
1
1. Upper cover.
1. Fan motor lead wire.
2. Motor clamp.
3. Motor.
4. Screw with spacer.
5 Remove the fan motor connector from PCB in the electrical box.
Cut the plastic tie with nippers which xes the fan motor lead wire onto the motor clamp.
Remove 4 screws which x the motor.
Model RAS-3HVNPE
Connector pin location Inverter PCB - CN406
Motor xing screws 4x M5 screws (with spacer)
1. Motor clamp.
2. Plastic tie.
3. Wire.
4. Motor.
N O T E
1 Tomountthemotorbesuretoplacetheleadwireoutletdownward. 
(Adjustthepropellerfanandshroudnottocontactwitheachother).
2 Fixthemotorleadwireontothemotorclampusingaplastictieasshowninthetableonthepreviouspageto
avoidobstructingthepropellerfan.
3 Mounting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20Nm)
4 ConnectthemotorleadwiretoPCB1oftheelectricalbox. 
(BesuretomatchcolorsofthePCBconnectorsandmotorleadwireconnectors).
5 Besuretoattachtheoutletgrillontotheshroudafterreplacingthefanmotor.