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11
TROUBLESHOOTING
Failure
Reason
Solution
The high-pressure pump does
not produce the required pres-
sure.
Water tank empty
Fill the water tank
Supply valve to water filter closed.
Open the supply valve
Water filter clogged.
Stop the machine and clean the water
filter
Air in high-pressure pump
Allow the machine to run a few min-
utes. The failure will normally disap-
pear. If not, contact the service
department of your dealer
Suction valves blocked
Carefully loosen the valves and
descale them, if necessary
Suction valves worn out.
Contact the service department of
your dealer.
Pressure varies.
Water level in tank too low
Stop the engine, refill the tank and
restart engine
Water supply valve not sufficiently
opened
Open the supply valve completely
Water filter clogged.
Stop the machine and clean the filter
Pump sucks air
Stop the machine and check all hoses
and couplings for leakage
Nozzle clogged
Stop the machine and clean the nozzle
(clean the nozzle holes)
Pressure valves dirty or worn
Stop the machine. Check the condition
of the pressure valves. Clean or
replace them
Pump gasket worn out
Stop the machine and replace gasket
Ceramic plungers in the pump damaged
Contact your dealer
Pressure control clogged or internally
damaged.
Contact your dealer.
Summary of Contents for Flexcom
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