Trouble
Cause
Solution
Excessive Noise
Pump is cavitating
Reduce suction head and
suction pipeline friction losses by
increasing the pipe size.
Air leakages in suction
Check and eliminate leakage points
Faulty pump - motor / engine
coupling undersized
Install correct sized coupling
Impeller blocked or damaged
Eliminate block or replace impeller
Pitting of Impeller
and/or
Casing
Pump is cavitating
Reduce suction head and suction pipeline
friction losses by increasing the pipe sizes
Bearing is getting
hotter
(Long Coupled
Models only)
Bearing temperature rise
Test bearing temperature on a regular
basis to ensure that bearing remains within
the normal temperature range
Insufficient bearing lubrication
Check and Correct
Engine / motor shaft vibration
Correct vibration
Presence of water in pump bearing
housing
Contact Pumps Australia
Ph. 1800 790 915
Difficult to Start
Engine Problems
Check engine manufacturer’s manual
No Fuel in the engine
Refuel Tank
Low engine Oil Level
Refill to correct oil level
Engine On/Off switch
Turn switch on
Spark Plug fouled (Petrol Only)
Clean spark plug and reset gap
Injectors Blocked (Diesel Only)
Clean injectors, replace filter
The engine operates
but pressure not to
capacity
Pump sucking air
Pump is blocked
Strainer is dirty / blocked
Check that all hoses / pipes and fittings on
the inlet side of pump are air tight.
Check and clean Pump
Check and clean strainer
Fuel leaking from fuel
tank or lines
Fuel leaks
Fix fuel leaks or Contact Pumps Australia
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PHONE: 1800 790 915
PUMPS AUSTRALIA PTY LTD
USER MANUAL
