TROUBLE SHOOTING
FAULT
PROBABLE CAUSE
REPAIR
When
switched
on the
machine
will not
start
working
Plug is not well connected
or electric socket is faulty.
The main voltage is
insufficient, lower than
minimum requirement.
The pump is stuck.
Thermal safety switch has
tripped.
Check plug, socket.
Check that the main
voltage is adequate.
Refer to after storage
instructions.
Switch off the unit and let
the motor cool for a few
minutes.
Leave the lance open.
Fluctuating
Pressure
Pump sucking air.
Valves dirty, worn out or
stuck.
Pump seals worn out.
Check that hoses and
connections are airtight.
Clean and replace, or refer
to dealer.
Water
leaking
from the
pump
Seals worn out.
Check and replace, or refer
to dealer.
The motor
stops
suddenly
Thermal safety switch has
tripped due to
overheating.
Check that the main
voltage corresponds to
specifications.
Switch off the unit and let
it cool for a few minutes.
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