Hitachi RPIL-3.0UFE1NH Service Manual page 42

4. DISASSEMBLY AND ASSEMBLY FOR COMPRESSOR AND MOTOR
3.5HP/4.0HP
Removal and Assembly of Fan Motor
Important: Before removing the fan, make sure the power is off.
Step
1. Unplug the motor
cables.
2. Remove the base
board.
3. Remove the screws
on fan sub-assembly
and fan cage enclosure.
4. Loosen the hook
parts and put the motor
with fan sub-assembly
on the ground.
5. Loosen the fan and
motor, then replace the
motor.
7. Reassembly of the
unit.
Illustration
40
Handling instruction
Use screwdriver to remove the electric
box cover and unplug the motor
cables in electric box.
Loosen and take out the screws
fixing the base board, then remove
the base board.
Remove the screws on fan sub-
assembly. Rotate the fan cage
housing toward supply opening
and remove it.
Loosen the hook parts. Then put the
motor with fan sub-assembly on the
ground.
Use a hex wrench to loosen the
screws holding the fan cage to the
motor shaft. Replace with new motor.
Be sure to tighten the cages onto the
motor shafts.
Reassemble the unit in the
reverse order of disassembly and
test operation.