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Parts & Service: 020 8988 7400 / E-mail: Parts@clarkeinternational.com or Service@clarkeinternational.com
TROUBLESHOOTING
If the following does not solve your problem, please contact the CLARKE service
department.
PROBLEM CAUSE SOLUTION
Engine will not
start (see engine
manual for
further engine
troubleshooting)
No fuel. Add fuel.
Low oil. Add oil.
Pressure builds up after
two pulls on the recoil
starter or after initial use.
Squeeze the gun trigger to relieve the
pressure.
Spark plug lead not
attached securely.
Attach the spark plug lead.
Engine switch is in the
OFF position.
Set the engine switch to the ON position.
Choke lever is set to the
ON position when the
engine is already warm.
Set the choke lever to the OFF (right)
position.
Fuel valve closed. Open the fuel valve.
Lack of pressure
(initial use)
Leak in the high pressure
hose fitting.
Tighten the fitting, use sealant tape if
required.
Nozzle is obstructed. Clear the nozzle.
Water filter screen is
clogged.
Remove and clean the filter.
Air in the hose. Turn off the engine.
Turn off the water supply.
Disconnect the water source from the
pump inlet and turn on the water source
to expel the air from the hose.
When all the air has been removed, turn
off the water supply and reconnect the
hose.
Turn on the water supply and pull the
trigger to expel any air in the gun/lance.
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