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4、Slide the motor box back into the flange bracket, making sure its airflow arrow is pointing in
the same direction as the flange bracket’s arrow. Tighten the metal clamps using a Phillips
screwdriver and pliers to secure the motor box. See the (Fig.9.)
5
、
Place the metal rings back onto the flanges and tighten the screws back to secure the
fan.See the (Fig.10.)
Step 3
：
1、If installing ducting, purchase a suitable duct and duct clamp and secure it to both ends of
the fan to ensure tight sealing. Finally tighten the air duct clamp with a screwdriver.See the
(Fig.11.)
2
、
If installing with rope hangers (sold separately), loop the ropes around the flanges and
tighten the rope to secure the fan.See the (Fig.12.)
Fig.11.
Fig.8.
Fig.10.
Fig.12.
Fig.8.
Fig.9.
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