Unit Function
HDS Middle Range / HDS Premium Range
Page 18 / 127
Service Manual 04.2008
2.2.1 Status displays
Display
Note
Explanation
Pump maintenance due
Burner maintenance due
Accessories maintenance due
2.2.2 Maintenance - operating liquids
Display
Note
Explanation
Scale inhibitor empty.
Scale inhibitor bottle missing or the 5 hours’ after-running time
have expired. The burner is blocked.
Top bar: Fuel level (8 levels)
Middle bar: Cleaning agent 1 level (4 levels)
Bottom bar: Cleaning agent 2 level (4 levels)
In the event of a cable break the respective bar is not displayed at
all.
Perform maintenance.
Reset pump hours.
Perform maintenance.
Reset burner hours.
Perform maintenance.
Reset handgun switchings.
High-pressure pump oil refill container is empty.
Insert new bottle.
Insert new bottle.
Add more oil.
Note
Status and maintenance displays are displayed consecutively, like in a slide show. Each image
is displayed for 3 seconds.
The fault displays remain until the unit is switched off.