GB
6. Maintenance and inspection
The immersion pump does not require maintenance.
6.1
Troubleshooting
Fault
Pump is running, but
little output
Pump does not start
or suddenly stops dur-
ing operation
Output decreasing
Output too low
7. Decommissioning
1. Completely empty immersion pump.
2. Dispose of in compliance with local regula-
tions.
Danger
of environmental contamination through
residue in the immersion pump.
Collect the residue separately and
dispose of it in compliance with local
environmental regulations.
12
Possible cause
Air in the pump
Suction area E blocked
Liquid below minimum level
Electricity supply interrupted
Thermal protection switch in the
motor has turned off the pump
because the motor became
overheated
Dirt particles clogged in suction
area E
Suction area E blocked
The pump's output is depend-
ent on the delivery height, hose
diameter and hose length
Solution
Turn the power switch of the pump on and
off several times until liquid is sucked in.
Switch off power switch and clean suction
area E.
Refill tank or IBC
Immerse pump more deeply into liquid if
possible
Check switches and fuses
Turn off power switch, let the pump cool
down, clean suction area E, prevent dry
running
Switch off power switch and clean suction
area E
Switch off power switch and clean suction
area E
Observe maximum delivery height, see tech-
nical data, choose a different hose diameter
or a different hose length if necessary
8. Warranty
We warrant that the immersion pump will be
produced free from defects in materials, functional-
ity or workmanship under our general terms and
conditions of trade.
These can be viewed at
http://www.cemo.de/agb.html
The warranty applies only under the condition that
the above operating and maintenance instructions
and all applicable regulations are closely followed.
Any modification of the immersion pump by the
customer without consultation with the manufac-
turer CEMO GmbH invalidates any claims under
the statutory warranty.
CEMO GmbH also accepts no responsibility for
damage caused by inappropriate use.