Clarke 7120400 Operation & Maintenance Instructions Manual - Page 12
Browse online or download pdf Operation & Maintenance Instructions Manual for Water Pump Clarke 7120400. Clarke 7120400 17 pages. 1.5” electric water pump
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Sudden loss of flow.
Undue vibration or noise. Excessive flow of water.
Parts & Service: 020 8988 7400 / E-mail: [email protected] or [email protected]
High friction losses in the
suction line.
Pump badly sited result-
ing in suction lift too high
Blockage of inlet pipe
Resistance in inlet pipe
caused by obstruction.
Loose rotating
component
Installation of pump is
unstable.
Air pocket in pump or
pipeline.
Damaged impeller
12
Avoid unnecessary
curves, restrictions or
valves
Set pump as close as
possible to the level of
the water to be pumped
Check pipeline for
blockage.
Decrease flow of water.
by adjusting inlet/outlet
valves in system.
Check pipe and clean
out as necessary
Return to your dealer for
repairs.
Stop pump and
re-position.
Release plug in impeller
housing to release air.
Return to your Clarke
dealer for repair.