6. Maintenance
6.1 Maintenance plan
6.2.1 Clean water filter
6.2.2 Clean high pressure nozzle
6.2.3 Check oil level
6.2.4 Change oil
NOTE:
First time after 50 hours
6.2.5 Check belts (only belt driven units)
Maintenance of motor according to separate operating
instructions from the engine supplier.
6.2 Maintenance work
6.2.1 Clean water filter
A water filter is fitted on the water inlet to prevent large
particles of dirt from entering into the pump.
1. Unscrew the union nut.
2. Remove the filter and rinse it. Replace damaged filter.
3. Tighten the union nut gently, so as to avoid damaging
the gasket.
6.2.2 Clean high pressure nozzle
A blocked nozzle causes excessive pump pressure. It must
therefore be cleaned immediately.
WARNING!
Use the cleaning needle only when the spray lance has
been removed.
1. Stop the washer.
2. Remove the lance.
3. Clean the nozzle with a needle.
4. Rinse the lance with water from the nozzle side.
NOTE!
The fuel engine stops automatically if the oil level is
low. You can start the petrol engine again once you have
added oil.
Original instruction
weekly
every six months
or 500 operating
hours
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6.2.3 Changing the pump / gear oil
1. Before changing the oil, allow the pressure washer to
become warm.
2. Unscrew/open the plugs/lid at the top and the bottom
of the pump.
3. Allow the oil to drain into a suitable container (min. 1
l capacity) and dispose of oil in compliance with regulati-
ons.
4. Mount plug at the bottom of the pump.
5. Fill pump with fresh oil (see Technical data for oil type
and quantity).
6. Check the oil level (see 3.1).
58
as required
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