Awoco RH-IT-R Owner's Manual page 12

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RANGE HOOD TROUBLESHOOTING
How to adjust and replace the fan wheel
Disconnect the main power.
Remove the hood from its mounting location.
Remove the duct and expose the blower fan
wheel.
Follow these instructions to re-seat the
fan wheel:
Slowly rotate the fan wheel to check which
part of it is in contact with or too close to
the casing.
Rotate the fan wheel so that the blade
with two small cuts is facing you. (Figure 6)
Use a long screwdriver to slightly loosen
the fixing screw.
DO NOT remove the screw completely. It's
very difficult to put it back in.
Adjust the fan wheel left or right to seat it
to the center.
Tighten the fixing screw and plug in the
hood to the main power.
Run the hood in different speeds to check
if the issue is fixed.
Follow these instructions to replace the
fan wheel with a new one:
Remove all 4 screws holding the blower
casing.(Figure 7)
Take out the blower casing.
Rotate the fan wheel so that the blade
with two small cuts is facing you. (Figure 6)
Use a long screwdriver to slightly loosen
the fixing screw.
Remove all 3 screws on the motor brackets
and take off the motor.
Put the motor to the new fan wheel
assembly and slightly tighten the fixing
screw to the motor shaft.
Adjust the fan wheel left or right to the
center of the casing.
Tighten the fixing screw.
Put the blower casing back into the blower
unit and tighten all 4 screws.
12
Connect to the main power and run the
hood in different speeds to check if the
new fan wheel is working properly.
Figure 6 Fixing Screw
Figure 7

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