Wilks USA RX545i Mode D'emploi page 11

RX545i
Troubleshooting
Symptom
No detergent suction
Unit begins to smoke
Pressure washer does not start
up
Pump does not reach necessary
pressure
Fluctuating pressure
Motor stops suddenly
Possible Cause(s)
• Detergent applicator is
clogged
• Overheated, overloaded or
damaged motor
• Unit is pressurised
• Plug is not connected
correctly or electrical
supply is damaged / faulty
• Thermal safety switch has
tripped
• Water inlet is clogged
• Pump sucking air from
hose connections
• Nozzle is worn or not
correct size
• Unloader / valves are
clogged / worn
• Pump is sucking air
• Clogged nozzle
• Valves dirty, worn or
clogged
• Water seals worn
• Thermal safety switch has
tripped due to overheating
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Corrective Actions
• Clean applicator with warm
water
• Replace applicator
• Turn off unit and call the
dealer
• Clean water inlet
• Check that connections and
locking ring are properly
tightened
• Switch off unit and allow to
cool down
• Clean water inlet filter
• Check that connections and
locking ring are properly
tightened
• Call the dealer
• Check that hoses and
connections are tight
• Clean with tip cleaner
• Call the dealer
• Check mains supply
voltage corresponds to
specifications
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