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

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.
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• 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