13
Villager
VHW 100 – VHW 120 (EN)
POSSIBLE PROBLEM AND SOLUTION
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.
The pump doesn’t reach
the necessary pressure.
Water inlet filter is clogged.
Pump sucking air from
connections or hoses.
Suction/ delivery valves are
clogged or worn out.
Unloaded valve is stuck.
Lance nozzle incorrect or worn
out.
Clean the water inlet filter.
Check that all supply
connections are tight.
Check that the water feeding
hose is not leaking.
Clear or replace valves.
Loosen and re-tighten
regulation screw.
Check and/or replace.
Содержание VHW 100
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