-9-
9.
TROUBLE SHOOTING
Symptom
Cause
Recommended action
Machine refuses to
start
Machine not plugged in
Plug in machine.
Defective socket
Try another socket.
Fuse has blown
Replace fuse. Switch off other machines.
Defective extension cable
Try without the extension cable.
Fluctuating
pressure
Pump is sucking air
Check that hoses and connections are
airtight.
Valves dirty, worn out or
stuck
Contact your nearest service centre.
Water supply not sufficient
Increase water pressure, check for
blockage of garden hose and/or change to
bigger hose.
Pump seals worn
Contact your nearest service centre.
Machine stops
Fuse has blown
Replace fuse. Switch off other machines.
Incorrect mains voltage
Check that the mains voltage corresponds
to specification on the name plate.
Thermal sensor activated
Leave the machine for 5 minutes to cool
down.
Nozzle partially blocked
Clean the nozzle with a needle and by
spraying water backwards through the
nozzle.
Fuse blows
Fuse too small
Change to an installation higher than the
amperage consumption of the machine.
Amperage increase
Try without the extension cable.
Machine pulsating
Air in inlet hose/pump
Allow machine to run with open trigger
until regular working pressure resumes.
Inadequate supply of mains
water
specifications
required
Increase water pressure, check for
blockage of garden hose and/or change to
bigger hose.
Nozzle partially blocked
Clean the nozzle with a needle and by
spraying water backwards through the
nozzle.
Water filter blocked
Clean the filter.
Hose kinked
Straighten out hose.
Machine
often
starts and stops by
itself
Pump and/or trigger gun is
leaking
Contact your nearest service centre.
No water supply
Connect inlet water.
Machine starts but
no water comes
out
Water filter blocked
Clean the filter.
Nozzle blocked
Clean the nozzle with a needle and by
spraying water backwards through the
nozzle.
