11
Symptom
Cause
Recommended action
Machine refuses to
start
Machine
not
plugged
in
Defective
socket
Fuse
has
blown
Defective
extension
cable
Plug
in
machine.
Try
another
socket.
Replace
fuse.
Switch
off
other
machines.
Press the Reset button
.
Try
without
the
extension
cable.
Fluctuating
pressure
Pump is sucking air
Valves dirty, worn out or
stuck
Check
that
hoses
and
connections
are
airtight.
Contact
your
nearest
service
ce
nter
Water supply not sufficient
Pump seals worn
Increase
water
pressure,
check
for
blockage
of
garden
hose
and/or
change
to
bigger
hose.
Contact
your
nearest
service
center
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
No water supply
Contact
your
nearest
service
center
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
7. Trouble shooting
