12
Dynamics 440-M/B1
Dynamics 840-M/B1
GB
TROUBLE-SHOOTING
Fault
Cause
Remedy
≠
Motor does not run
≠
Reduced suction power
> Mains plug not plugged in
> Circuit breaker of connection
outlet has been tripped
> Circuit breaker tripped due to
wrong rotating field
> Overcurrent protection or
temperature monitoring unit
has been triggered
> Automatic mode only:
-
Contact loop of automatic
system not closed
> Suction nozzle blocked
> Suction hose blocked
> Filter cartridge dirty
> Exhaust-air flap of stopped
turbine jammed
•
Plug mains plug into outlet
•
Reset circuit breaker
•
See section
Electrical connec-
tion
•
See section
Continuously lit
fault lamp
.If overcurrent
protection or temperature
monitoring unit triggers
repeatedly, inform Wap
Customer Service
•
Check contact loop(s) or
contact points
•
Clean suction nozzle
•
Clean suction hose
•
Replace filter element.See
Section
Changing filter
element
.
•
See Section
Checking
exhaust-air flap.