Installation Guide
 11
Before Calling for Service
Issue Possible Cause / Solution
The range hood doesn't turn on
•  Check if the range hood is plugged in. Make sure that all 
power is turned ON, the fuse isn't blown and all electrical 
wirings are properly connected.
The range hood turns on but the 
LED light doesn't
•  Replace the defective LED assembly. Refer to Range Hood 
Care section for instructions.
The range hood vibrates when 
the blower is on
•  Check and tighten the mounting screws to secure the hood 
to the cabinet or wall properly.
The blower or fan seems weak
•  Check that the duct size used is at least 8”. Range hood 
WILL NOT function efficiently with insufficient duct size. For 
example: 7” duct over 8” top vent and not sealed properly.
•  Check if the duct is clogged or the damper (half-circular 
flapper) is not installed correctly or opening properly. A tight 
mesh on a side wall cap might also cause restriction to the 
air flow.
The lights work but the blower is 
not spinning at all or is rattling
•  The blower might be jammed or scraping the bottom due to 
shipping damage.
•  Disconnect the power cord, remove the fan grill and the fan 
blade, might see the fan blade or/and motor is not in the 
proper position (offset from the center). Try to fix/adjust it or 
please contact us immediately.
The hood is not venting out 
properly
•  Make sure the distance between the stove top and the 
bottom of the hood is within recommended 24” and 30” in 
distance. *Due to different ceiling height configurations, the 
recommended height may not be applicable.
•  Reduce the number of elbows and length of duct work. 
Check if all joints are properly connected, taped and sealed.
•  Make sure the power is on high speed for heavy cooking.
RANGE HOOD TROUBLESHOOTING  










