GB
- 165 -
11. Troubleshooting guide
Faults
Cause
Remedy
Motor fails to
start up
- No mains voltage
- Pump rotor blocked
-thermostat switched
o
ff
- Check voltage
- Dismantle and clean
pump
No intake
- Intake valve not in wa-
ter
- Pump chamber without
water connection
- Air in intake line air-tight
- Intake valve leaks
- Strainer (intake valve)
blocked
- Max. suction height ex-
ceeded
- Immerse intake valve in
water
- Fill water into intake
- Make sure intake line is
close
- Clean intake valve
- Clean strainer
- Check suction height
Inadequate
delivery rate
- Suction height too high
- Strainer dirty
- Water level falling ra-
pidly
- Pump performance
diminishedby contami-
nants part
- Check suction height
- Clean strainer
- Place the suction hose
at a deeper level
- Clean pump and repla-
ce wearing
Thermostat
switches
pump o
ff
- Motor overloaded - fric-
tion caused by foreign
substances too high
- Dismantle and clean
pump. Prevent intake of
foreign substances (
fi
l-
ter)
Anl_PE_HWA_650_SPK7.indb 165
Anl_PE_HWA_650_SPK7.indb 165
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26.11.15 14:21
Содержание PE-HWA 650
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