(Ducted High Static Type)
MAINTENANCE
SM-18001-rev.1
4-7
(9) Remove two lower M6 screws securing the motor base. Then loosen the upper two M6 screws.
(10) Remove four M4 screws securing the ring of the fan casing at the rear side of the fan motor. Then
remove the motor base, the ring, and the fan runner at the same time.
Phillips ScrewdriverTool
(11) Loosen the screw securing the fan runner onto the fan motor using the adjustable wrench and pull out
the fan runner.
Phillips Screwdriver, Adjustable WrenchTool
ATTENTION:
The total weight of the motor base, the fan motor, the ring and the fan runner is approximately
33 lbs. (15kg). Perform the above work carefully.
Fan Runner Securing Screw
M6 Screws
Motor Base
M4 Screws
Motor Base
Fan Motor
Fan Runner
TURN OFF all POWER supply switches.
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