12English
7TROUBLESHOOTING
EN | Problem | Possible causes | Remedy |
|
|
|
|
|
| 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 |
|
|
| 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 | Intake water too hot | Reduce temperature |
|
| 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) | |
|
|
| |
| 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 (*) | |
|
|
| |
| Motor fails to start | Problems with TSS device | Contact your nearest Authorized Service Centre |
|
|
|
|
|
| Appliance not used for a long period of time | Using the tool (L) unjam the motor from the hole at the |
|
| rear of the appliance (in models with this feature) (fig.5) | |
|
|
| |
| Water leakage | Seals worn | Have the seals replaced at your nearest Authorized |
| Service Centre | ||
|
|
| |
| 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) |
|
|
| |
| even with gun trigger is released | High pressure system or pump hydraulic circuit not | Contact your nearest Authorized Service Centre |
|
| watertight | |
|
|
| |
| TSS versions only: no water deliv- |
|
|
| ery when gun trigger is depressed | Nozzle clogged | Clean nozzle (fig.5) |
| (with supply hose connected) |
|
|
If the motor starts and does not restart during operation, wait