Removing Outdoor Fan - Hitachi FSG Series Service Manual

2
SERVICING
2
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WARNING: TURN OFF all power source switches
2.1.4

REMOVING OUTDOOR FAN

1. Remove the fan guard nets according to item 2.1.3,
"Removing Fan Guard Nets".
2. Remove the fans by removing the cap nuts and flat
washers fixing the propeller fans onto the motor shafts. If it
is difficult to remove the fan, use a puller.
3. Removing Wires
a. Remove two screws fixing the electrical box cover and
remove the electrical box cover.
b. Disconnect the connectors for the motors in the electrical
box.
c. Remove the motors by removing four fixing bolts for the
motors.
Notes :
1. Make the cord outlet of the motor directing downward
when mounting the motor.
2. Firmly fix the motor wires onto the motor clamp with the
plastic tie, not to touch the propeller fans.
3. Mounting Propeller Fan
Put and push the propeller fan by identifying the
mark with the cut part of the motor shaft.
Firmly fix the propeller fan twice with a tightening torque
of 30N·m (300 kg·cm) after the head of the fan shaft
comes up.
4. Connect the motor wires to the electrical connecting part
at the upper part of the electrical box.
Propeller Fan
Electrical Box
RAS-5FSG, 5FS3
RAS-8FSG, 8FS3
RAS-10FSG, 10FS3
Pull the motor upwards
Motor Shaft
Motor Clamp
Electrical box
Nut
Flat Washer
Motor shaft
Electrical Box
RAS-16FSG, 16FS3
RAS-20FSG, 20FS3
Bolt
Motor
Connector