4
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DISASSEMBLY
PROCEDURE
Duct
ed
type
2.0HP
(18K)
Removal and Assembly of Fan Motor
Important: Before removing the fan, make sure power to the system is disconnected.
Step
Illustration
Handling Instruction
1. Unplug the
motor cables
Use screwdriver to remove the
electric box cover and unplug the
motor cables in electric box.
2. Remove the
base board
Loosen and take out the screws
fixing the base board, then remove
the base board.
3. Remove the screws
on fan sub-assembly.
Remove the screws on
fan sub-assembly.
4. Removing the fan
cage enclosure
Rotate the fan cage housing
toward supply opening and
remove.
5. Loosen the fan
、
crosshead and
motor.
Use a hex wrench to loosen the
screws holding the fan cage to the
motor shaft, and the screws
holding the crosshead to the motor
shaft. Remove outer housing
holding motor in place.
6. Replace the motor
Remove the motor from the support
bracket. Then remove the fan
cages from the motor shafts.
Remove the motor from the air inlet
and replace with new motor. Be
sure to tighten the cages onto the
motor shafts.
7. Reassembly of the
unit
Reassemble the unit in the reverse
order of disassembly and test
operation.
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