| Symptom |
Possible |
Solve Means |
|
|
| Noise |
tBurr of plastic or the down-lead
wasn't pressed properly caused the
blade block noise |
Get rid of the burr of plastic or
press the down-lead |
| |
Noise of motor |
change the motor |
| |
shaking noise |
Check whehter the bolt was fixed
tightly, if loosen, retight it |
| Motor operate occsionally |
the power supply cord was damaged
or wasn't connected in proper way |
If the cord was damaged , replace
it |
| |
|
Check whether the cord was loose |
| |
|
check whther the the switch and
timer are in good connection state,
if not, replace them |
| |
|
check the solder point, solder again
if necessary |
| |
|
|
