Clarke 7236046, Operation & Maintenance Instructions Manual, Page: 8 / 12

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Parts & Service: 020 8988 7400 / E-mail: Parts@clarkeinternational.com or Service@clarkeinternational.com
TROUBLESHOOTING
If this does not solve your problem, please contact the Clarke service
department.
PROBLEM SOLUTION
PUMP WILL
NOT START 1. Make sure that the power is switched on.
2. Check fuse (consult an electrician if in doubt).
3. If an extension lead is fitted, check connections (consult
an electrician if in doubt).
4. Internal thermal cut-out has not re-set. Leave for 5-10
minutes and try again.
5. The impeller may be jammed. Disconnect from the mains
supply and remove any objects that may be obstructing
the impeller.
6. If the pump still fails to start, consult your CLARKE dealer
for advice.
7. Water level has dropped below the minimum of 90mm.
PUMP WILL
START BUT NOT
PUMP 1. Check that the inlet is not blocked.
2. Check that the outlet is not clogged or obstructed.
3. The head may be too great, i.e. you are trying to lift the
water too great a distance for the pump to cope with.
(“Specifications” on page 7).
4. Air bubble in the pump, produced during immersion.
immerse the pump again, at an angle, and shake it whilst
lowering to remove any air trapped in the system.
5. Impeller may be damaged - Consult your CLARKE dealer.
PUMP WILL
NOT STOP 1. Pump set to manual mode.
2. Internal float switch may be faulty. Consult your CLARKE
dealer for advice.
PUMP STOPS
RUNNING 1. Thermal overload has operated. Leave for 5-10 minutes
and try again.
2. Pump has run dry, or internal float switch has cut in.
3. A foreign object has jammed the impeller.