Filter
Top Products
English HDS Super, HDS 695 S, HDS 745, HDS 895 S, HDS 995, HDS 1195, HDS 1295 10
Once a month
– Clean strainer in low water protection
– Clean filter at cleaning-agent suction hose
After 500 hours of operation, at least once a
year
– Change oil
MAINTENANCE TASKS
The indicator lamp (item.28)
motor/electronics module is
lit
(only HDS 995 and HDS 1295)
* This warning lamp lights up when certain
maintenance work is necessary due to
accumulated operating hours.
* When you open the cover (item 8) of the
compartment (item 6) the electronic display is
visible in the window (item 4).
* Upon completing the necessary maintenance
work the RESET button next to the display
must be depressed at least 7 seconds until
the warning lamp goes out.
Display
Necessary maintenance work
– Visual inspection
– Check that the high-pressure connections do
not leak
– Clean the fuel tank and the filter
Display
Necessary maintenance work
– Check that the pump does not leak
– Change the pump's oil
– Clean strainer in water connection
– Clean the strainer (coarse) fitted in front of the
low water protection
Display
Necessary maintenance work
– Decarbonise the heating coil *
– Descale the heating coil *
– Clean/replace the ignition electrodes *
– Clean/replace the burner jet *
– Adjust the burner *
Display
Necessary maintenance work
– Check the overflow valve for leaks *
– Check the high-pressure hose *
– Clean the handgun
– Check the pulsation damper *
* This maintenance work should be performed
only by after-sales service.
Cleaning strainer in water connection
(HDS 745, HDS 695 S, HDS 895 S, HDS 995,
HDS 1195, HDS 1295, HDS Super)
Figure 10
– Remove strainer
– Clean in water and re-insert
Cleaning strainer in low water protection
(HDS 745, HDS 695 S, HDS 895 S, HDS 995,
HDS 1195, HDS 1295, HDS Super)
Figure 11
– Unfasten union nut and detach hose
Figure 12
– Take out strainer
If necessary, screw in bolt M8 approx. 5mm to
pull out strainer.
– Clean strainer in water
– Slide in strainer
– Mount hose
– Tighten union nut
Cleaning filter at cleaning-agent suction
hose
(HDS 745, HDS 695 S, HDS 895 S, HDS 995,
HDS 1195, HDS 1295, HDS Super)
Figure 13
– Pull the cleaning agent suction inlet pipe out
– Clean filter in water and re-insert
Changing oil
(HDS 745, HDS 695 S, HDS 895 S, HDS 995,
HDS 1195, HDS 1295, HDS Super)
Figure 14
– Provide a collecting container for approx. 1
litres of oil
– Loosen starting screw
* Dispose of used oil in appropriate manner or
hand in at a collection point.