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Parts & Service: 020 8988 7400 / E-mail: [email protected] or [email protected]
TROUBLESHOOTING
PROBLEM
CAUSE
SOLUTION
Pump does not
run.
No mains supply
Check fused power supply and
replace fuse if necessary
(check fuse rating). Check
circuit breaker.
Impeller seized/blocked
Disconnect pump from mains
supply. Investigate cause and
clear blockage.
Pump fails to
prime
Air leaks through suction
hose joints (damaged hose,
broken clamp, damaged/
ill-fitting gasket)
Repair connections/replace
hose as necessary.
Blocked inlet hose.
Check pipeline and pool
skimmer for blockage. Check
any inlet valve fitted is fully
open.
Pump runs but
give poor
output
Pump inlet filter basket is
blocked.
Check and clean filter basket.
Congested material inside
pump.
Clean out filter basket &
backflush pump.
Suction or delivery line
obstructed.
Remove obstruction and ensure
there are no kinks in delivery line
Inlet pipe leakage.
Check inlet pipe & connector
for leaks. Tighten as required.
Air leaks through damaged
seal.
Renew seal.
Impeller damaged and
making poor seal.
Return to your CLARKE dealer
for repair.
Impeller / mechanical seal
is badly worn.
Return to your CLARKE dealer
for repair.
High friction losses in the
suction line.
Avoid unnecessary curves,
restrictions or valves.
Pump badly sited resulting
in suction lift too high.
Set pump as close as possible to
the level of the water to be
pumped.
Sudden loss of
flow.
Blockage of inlet pipe.
Check pipeline and pool
skimmer for blockage.
Summary of Contents for 7175031
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