ENGLISH
14
Clean the prefilter by closing the valves on the suction and pressure pipes, remove the black nuts
and remove the prefilter cover.
Pull out and clean the filter.
Check the seal in the prefilter cover and replace it if damaged.
If the pump is not used during the winter, it must be drained (unscrew the drain plug) to prevent
damage due to freezing, cleaned and stored in a dry and well-ventilated area.
Never try to repair the pump yourself. Contact an authorised service representative.
TROUBLESHOOTING
PROBLEM
1.
The pump cannot be vented
2.
Small flow
3.
Noisy pump
4.
The pump will not start
5.
The motor can be heard, but does not start.
PROBLEM
CAUSE
ACTION
1
2
3
4
5
X
X
Air leaks in
Make sure the connections, etc. are
watertight
X
The cover is not watertight
Clean the casing and inspect the seals
X
X
Suction height too great
Place the pump at an appropriate height
X
X
X
Incorrect voltage
Check that the mains voltage corresponds
to the rated voltage on the type plate
X
No water in the prefilter
Fill the prefilter with water
X
The filter is clogged
Clean the filter
X
X
The diameter of the suction pipe
is too small
Dimension the suction pipe correctly
X
The outlet pipe is clogged
Check the filter and outlet pipe
X
The pump is not connected
correctly
Connect the pump correctly
X
The pump is blocked
Clean the pump and inspect the filter
X
No power supply
Change the fuses
X The motor is blocked
Contact
an
authorised
service
representative
Subject to printing errors and design changes over which we have no control. In the event of problems,
please contact our service department.
www.jula.com
