Maintenance - Grundfos SCALA1 SI Service Instructions Manual

WARNING
Chemical hazard
Death or serious personal injury
‐
Before the pump is used for supplying drinking water,
flush the pump thoroughly with clean water.
WARNING
Biological hazard
Death or serious personal injury
‐
Before the pump is used for supplying drinking water,
flush the pump thoroughly with clean water.
WARNING
Electric shock
Death or serious personal injury
‐
The protective earth (PE) of the power outlet must be
connected to the protective earth of the pump. The
plug must have the same PE connection system as the
power outlet.
‐
WARNING
Electric shock
Death or serious personal injury
‐
Make sure that the power plug delivered with the
product is in compliance with local regulations.
‐
The plug must have the same protective earth (PE)
connection system as the power outlet. If not, use a
suitable adapter if allowed by local regulations.
WARNING
Electric shock
Death or serious personal injury
‐
Power cables without a plug must be connected to a
supply disconnecting device incorporated in the fixed
wiring according to the local wiring rules.
‐
The protective earth (PE) of the power outlet must be
connected to the protective earth of the pump. The
plug must have the same PE connection system as the
power outlet.
WARNING
Chemical hazard
Death or serious personal injury
‐
Make sure that the product has only been used for
water. If the product has been used for pumping
aggressive liquids, flush the system with clean water
before you start work on the product.
WARNING
Biological hazard
Death or serious personal injury
‐
Make sure that the product has only been used for
water. If the product has been used for pumping
aggressive liquids, flush the system with clean water
before you start work on the product.
WARNING
Pressurised system
Death or serious personal injury
‐
Before dismantling the pump, drain the system or close
the isolating valves on both sides of the pump. Slowly
loosen the drain plug and unpressurise the system.
CAUTION
Impurities in the water
Minor or moderate personal injury
‐
Before the pump is used for supplying drinking water,
flush the pump thoroughly with clean water.
‐
Use spare parts approved by Grundfos.
WARNING
Electric shock
Death or serious personal injury
‐
Check that the product is intact and not cracked.
Especially if the product was not drained before
standstill or was exposed to frost.
WARNING
Moving parts
Death or serious personal injury
‐
Make sure that the product cannot start unexpectedly
while deblocking the pump shaft.

3. Maintenance

The pump is maintenance-free, but we recommend that you check
and clean the condensation plugs and integrated non-return valve
once per year or as needed.
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