Nozzle worn
Supply voltage below r equired minimum
Voltage loss due to use of extension cable of
inadequate cr oss-section or excessive length
High pressur e system or pump hydraulic
circuit not watertight
POSSIBLE CAUSES
REMEDIES
TROUBLESHOOTING
PROBLEM
The motor buzzes but fails to start
Motor does not start
Excess noise
Oil leaks
Power cable damaged
Water filter fouled
Water supply pr essur e low
Air being sucked into the system
Air in pump
Adjustable nozzle positioned wr ongly
Water suction from external tank
Water temperature too high
Nozzle clogged
Worn seals
No electrical power
High pressur e cleaner in disuse for long
time
Problems with TSS device
Replace nozzle
Clean filter
Pull adjustable nozzle back (+)
Connect cleaner to mains water supply
Check the voltage of the mains supply line
High pressur e cleaner in disuse for long
time
For TSS MODELS ONLY: No water when lever is operated (when supply hose is connected)
flow of water is obtained. Then switch cleaner back on
mains power is present. See also (§)
(fig. 6B)
§ If the motor stops and fails to restart, wait-2-3 minutes before restarting (OVERLOAD CUTOUT TRIPPED).
If thisfault occurs more than once, contact your service centre.
Ferm 7
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(R.C.C.B.)
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DIN 1988,
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90 Ferm
