Trouble shooting
Condition
1st Possible reason
2nd Possible reason
3rd Possible reason
Can't operate.
Check the voltage.
Wiring is not correct.
With large noise
or significant
vibration.
Installed not properly.
（
P6
～
P7
）
Poor separation
performance.
Not suitable model.
Guide vane is not in
proper position.
（
P9
）
Product is installed
vertically.
Can’t operate.
Wiring is not fixed.
Double pole switch
became off.
Poor separation
performance.
Air inlet grille is
blocked.
With large noise
or significant
vibration.
Dust piles up in
impeller.
Any other substances
fell into the product.
Motor runs abnormally.
Primary Period
During operation
（
P7
）
Check according to the following table and take measures.If the product
still does not work normally, disconnect the power and contact After-Sale
Service Center or the dealer.
12
