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5
Troubleshooting
Problem
Pump does not prime
Pump does not build up pressure
Pump cannot be switched on
All manuals and user guides at all-guides.com
Possible causes
• Pump defective
• Flushing hose or dirt filter blocked
• Too much air inside the pump.
In this case, the pump can be vented
by means of the screw at its front
side (see fig.).
• Pump defective
• Pressure hose blocked
• Pump overheated (115 V~ version
only)
The overheat protection (thermis-
tor) has been triggered. Wait until
the pump has cooled down, then
push in the overheat protection.
6
Accessories
"Regusol" FSA Filling and flushing unit
Article no. 136 30 51
vent screw
overheat protection
(thermistor)
15
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