Troubleshooting - Comet FDX 1001 Bedienungs- Und Wartungsanleitung

Special maintenance must only be done by a Specialized Technician, complying with the following table.
MAINTENANCE
SCHEDULE
Every 200 hours
Every 500 hours
CAUTION
• The data given in the table are approximate. It might be necessary to carry out maintenance more
frequently in the case of particularly heavy work.
PROBLEMS
Wh e n t h e s w i tc h ( 1 ) i s
moved to "1" position, the
high pressure cleaner does
not start, LED (43) does not
turn on.
Pressing push button (21), the
high pressure cleaner does
not start even if LED (43) is on
(XTREME ).
The high pressure cleaner is
vibrating a lot and is noisy.
26
SPECIAL MAINTENANCE
• Check the pump's hydraulic circuit. • Check pump clamping.
• Change pump oil.
• Check the pump suction/delivery
valves.

TROUBLESHOOTING

CAUSES
The switch to which the power
cable plug is connected is in
"0" position.
Tripping of system cutout
device to which the high
pressure cleaner is connected
(fuse, RCCB, etc.).
The plug is not properly fitted. Disconnect the plug and fit it back
Emergency push button (40)
pressed.
The water inlet filter (18) is
dirty.
Air suction.
Pump priming is incomplete.
Not enough water is being
supplied or priming depth is
excessive.
Throttling in the suction circuit
(bends, elbows, etc.).
JOB
• Check tightness of pump screws.
• Check the pump regulation valve.
• Check the safety devices.
REMEDIES
Move the master switch to "1" position.
Reset the cutout device.
IN CASE THIS TRIPS AGAIN, DO NOT
USE THE HIGH PRESSURE CLEANER
A N D CO N TAC T A S P E C I A L I Z E D
TECHNICIAN.
correctly.
Pull the push button upwards to reset
the emergency.
Follow the instructions given in the
"Routine Maintenance" paragraph.
Check soundness of the suction circuit.
Follow the instructions given in the
"Operation – Preliminary activities"
paragraph.
Make sure the tap is fully open and that
the mains flow rate or priming depth
conform to what is specified in the
"Specifications and technical data"
paragraph.
Use an suction hose free from throttling.
(continues on the next page)