12English

6.3 Oil Change

Caution - Danger!

Spent oil must not be dumped because it is a pollutant. It must be disposed of in accordance with legal requirements.

Change pump and reduction gearbox oil (where fitted) after first 50 hours of operation, and every 500 hours thereafter.

Remove the casing (where fitted) to change the oil. Replace the casing (where fitted) when done.

6.3.1Changing the pump oil

Unscrew the drain plug and allow all the spent oil to flow out.

Screw the plug back into place. Pour in oil through the filler hole. Check that the oil level is correct.

For oil characteristics, refer to the“Oil characteris- tics” table.

6.3.2Changing the reduction gearbox oil (where fitted) Unscrew the drain plug and allow all the spent oil to flow out.

Screw the plug back into place. Pour in oil through the filler hole. Check that the oil level is correct.

For oil characteristics, refer to the “Oil character- istics” table.

Table 1 - Oil characteristics

Component

Oil type

Quantity (kg)

 

 

 

Pump 850

SAE 30 W

0.9

 

 

 

Pump 840

SAE 30 W

0.9

 

 

 

Pump 830

SAE 30 W

0.3

 

 

 

Pump 820

SAE 30 W

0.3

 

 

 

Pump 810

SAE 75 W90

0.135

 

 

 

Reduction

AGIP BLASIA W90

0.21

gearbox

 

 

 

 

 

6.4Storage

Treat the appliance with non-corrosive, non-toxic anti- freeze before storing it away for winter.

7TROUBLESHOOTING

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 work-

Air being sucked into system

Check tightness of hose fittings

ing pressure

 

Switch off the cleaner and keep depressing and

 

Air in pump

releasing the gun trigger until the water comes out

 

 

in a steady flow. Switch the cleaner back on again.

 

Adjustable nozzle not positioned correctly

Turn the adjustable nozzle “E” (+) (fig.3)

 

Water intake from external tank

Connect cleaner to the mains water supply

Pressure drops during use

Intake water too hot

Reduce temperature

 

Nozzle clogged

Clean nozzle (fig.5)

Water leakage

Seals worn

Have the seals replaced at your nearest Authorised

Service Centre

 

 

Cleaner noisy

Water too hot

Reduce temperature (see technical data

Oil leakage

Seals worn

Contact your nearest Authorised Service Centre

Engine malfunction

 

Refer to the engine manufacturer’s manual.

Water escapes from ther-

Water temperature inside nozzle has exceeded

With appliance in operation, do not stop the water

mostat valve

max. rated value stated on nameplate

jet for more than 5 minutes at a time