Trouble Shooting
FAULT | PROBABLE CAUSE | PROBABLE CAUSE |
When the Switch is in | Electric Socket is faulty. | Check plug, socket, and fuses. |
the “I” position, | The main voltage is insufficient. | Check that the main voltage is |
machine will not start. |
| adequate. |
| The pump is stuck. | Turn the motor manually. |
| Total Stop Mechanism has tripped | Check the |
When the Switch is in | Net Voltage (volt) is lower than the | Check that the electric installation is |
the “I” position, the | minimum suggested voltage. | suitable. |
engine buzzes, but the | The pump is blocked. | Turn the motor by hand. |
machine will not start. | Cable extension seems to be | Replace the extension with an |
| inadequate. | adequate one. |
The pump doesn’t | Water inlet filter is clogged. | Clean the water inlet filter. |
reach the necessary | Pump is sucking air from connec- | Check that the connections and |
pressure. | tions or hoses. | locking ring are well tightened. |
| Suctions/delivery valves are | Clean or replace valves. |
| clogged or worn out. |
|
| Lance nozzle is incorrect or worn | Check and/or replace. |
| out. |
|
Fluctuating pressure. | Pump is sucking air. | Check that hoses and connections |
|
| are airtight. |
| Valves are dirty, worn out or stuck. | Clean or replace. |
| Sealing is worn out. | Check and replace. |
The motor stops | Total Mechanism has tripped. | Check that the main voltage |
suddenly. |
| corresponds to the specifications. |
|
| Check the |
Water leaking from the | Sealing is worn out. | Check and replace. |
pump. |
|
|
Loss of pressure. | The nozzle is worn out. | Replace the nozzle. |
| The valves are dirty or blocked. | Check, clean or replace. |
| Adjusting valve seal is worn out. | Check and/or replace. |
| Seals are worn out. | Check and/or replace. |
| The filter is dirty. | Check and/or clean. |
Noise | Air intake. | Check the intake pipes. |
| Valves are worn out, dirty or | Check, clean or replace. |
| blocked. |
|
| Bearings are worn out. | Check, clean or replace. |
| Extreme water temperature. | Bring the temperature under 50° C. |
| The filter is dirty. | Check and/or clean. |
Water is in the oil. | Check and/or replace. | |
| out. |
|
Water leakage from | Seals are worn out. | Replace the seals. |
the head. | Replace the |
SKU 45802 | Page 16 | REV 09/02 | REV 09/04 |