ENGLISH
9
TROUBLESHOOTING
Problem | Possible causes | Remedy | |
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| Nozzle worn | Replace nozzle | |
| Water filter fouled | Clean filter (FIG.5) | |
| Water supply pressure low | Turn on water supply tap fully | |
Pump does not reach working | Air being sucked into system | Check tightness of hose fittings | |
pressure |
| Switch off the appliance and keep depressing and releas- | |
| Air in pump | ing the gun trigger until the water comes out in a steady | |
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| flow. Switch the appliance back on again. | |
| Adjustable nozzle not positioned correctly | Turn the adjustable nozzle (E) (+) (FIG.3) | |
| Water intake from external tank | Connect appliance to the mains water supply | |
Pressure drops during use | Inlet filter dirty | Clean the inlet filter | |
Intake water too hot | Reduce temperature | ||
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| Nozzle clogged | Clean nozzle (FIG.5) | |
| Insufficient power supply | Check that the voltage of the mains power supply line is | |
| the same as that on the plate (FIG.2) | ||
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Motor “sounds” but fails to start | Voltage loss due to use of extension cable | Check characteristics of extension cable | |
| Appliance not used for a long period of time | Contact your nearest Authorized Service Centre | |
| Problems with TSS device | Contact your nearest Authorized Service Centre | |
| No electrical power | Check that the plug is firmly in the socket and that the | |
| mains voltage supply is present (*) | ||
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Motor fails to start | Problems with TSS device | Contact your nearest Authorized Service Centre | |
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| Appliance not used for a long period of time | Use the tool (L) to unjam the motor from the hole at the | |
| rear of the appliance (in models with this feature) (FIG.5) | ||
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Water leakage | Seals worn | Have the seals replaced at your nearest Authorized | |
Service Centre | |||
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Appliance noisy | Water too hot | Reduce temperature (see technical data) | |
Oil leakage | Seals worn | Contact your nearest Authorized Service Centre | |
TSS versions only: motor starts | Nozzle clogged | Clean nozzle (FIG.5) | |
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even if gun trigger is released | High pressure system or pump hydraulic circuit not | Contact your nearest Authorized Service Centre | |
| watertight | ||
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TSS versions only: no water deliv- |
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ery when gun trigger is depressed | Nozzle clogged | Clean nozzle (FIG.5) | |
(with supply hose connected) |
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If the motor starts and does not restart during operation, wait
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