6. Servicing the product
DANGER
Electric shock
Death or serious personal injury
‐
Switch off the power supply before starting any work
on the product.
‐
Make sure that the power supply cannot be accidental-
ly switched on.
CAUTION
Sharp element
Minor or moderate personal injury
‐
Wear personal protective equipment.
CAUTION
Toxic material
Minor or moderate personal injury
‐
The product will be classified as contaminated if it has
been used for a liquid which is injurious to health or
toxic.
‐
Wear personal protective equipment.
CAUTION
Biological hazard
Minor or moderate personal injury
‐
Flush the product thoroughly with clean water and
rinse the parts in water after dismantling.
‐
Wear personal protective equipment.
If the power cable or the level switch is damaged, it must
be replaced by a service workshop authorised by Grund-
fos.
Service must be carried out by specially trained persons.
Furthermore, all rules and regulations covering safety,
health and environment must be observed.
1. If the pump has been used for liquids other than clean water,
flush the pump thoroughly with clean water before carrying out
maintenance and service.
2. Rinse the pump parts in water after dismantling.
6.1 Maintaining the product
Under normal operating conditions, the pump is maintenance-free.
If the pump has been used for liquids other than clean water, flush it
through with clean water immediately after use.
If the pump delivers too little water due to deposits or the like,
dismantle and clean the pump.
The pump contains approx. 70 ml of non-toxic motor liquid
which will be mixed with the pumped liquid in case of a
leak.
6.2 Cleaning the pump
The inlet strainer and the pump housing can be disman-
tled by untrained persons.
Further dismantling of the pump must be carried out by a
specially trained person.
If the pump delivers too little water due to deposits or the like,
dismantle and clean the pump.
6.2.1 Cleaning the inlet strainer
1. Disconnect the power supply.
2. Drain the pump.
3. Carefully loosen the inlet strainer by inserting a screwdriver in
the recess between the pump sleeve and the strainer. Use the
screwdriver to push apart the outer casing and the strainer.
Repeat the procedure, working around the pump, until the
strainer is free and can be removed. See fig. How to remove the
inlet strainer.
TM031
167
How to remove the inlet strainer
4. Remove the inlet strainer, clean and refit it.
13
English (GB)
Summary of Contents for Unilift KP 150
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