Neptun NHW-E 120 Mode D'emploi D'origine page 18

materials in this packaging can be reused or
recycled. The equipment and its accessories are
made of various types of material, such as metal
and plastic. Never place defective equipment in
your household refuse. The equipment should
be taken to a suitable collection center for proper
disposal. If you do not know the whereabouts of
such a collection point, you should ask in your
local council offi ces.
10. Storage
•
Store the equipment and accessories in a
dark and dry place at above freezing tem-
perature. The ideal storage temperature is
between 5 and 30 °C. Store the electric tool in
its original packaging.
•
If the pump is not going to be used for a long
time or has to be removed for the winter
months, rinse it out with water, empty it com-
pletely and allow it to dry.
•
The equipment must be completely drained
before it is subjected to frost.
•
After long stoppages, make sure the rotor
turns correctly by briefly switching the pump
on and off.
11. Troubleshooting guide
Faults
Motor fails to start
up
No intake
Inadequate delivery
rate
Thermostat swit-
ches pump off
Anl_NHW-E_120_SPK7.indb 18 Anl_NHW-E_120_SPK7.indb 18
GB
Cause
- No mains voltage
- Pump rotor blocked -thermostat
switched off
- Intake valve not in water
- Pump chamber without water con-
nection
- Air in intake line air-tight
- Intake valve leaks
- Strainer (intake valve) blocked
- Max. suction height exceeded
- Suction height too high
- Strainer dirty
- Water level falling rapidly
- Pump performance diminishedby
contaminants part
- Motor overloaded - friction caused
by foreign substances too high
- 18 -
Remedy
- Check voltage
- Dismantle and clean pump
- Immerse intake valve in water
- Fill water into intake
- Make sure intake line is close
- Clean intake valve
- Clean strainer
- Check suction height
- Check suction height
- Clean strainer
- Place the suction hose at a deeper
level
- Clean pump and replace wearing
- Dismantle and clean pump. Prevent
intake of foreign substances (fi lter)
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