18
English
39
Oil drain plug with retaining clip
40
Oil level gauge
41
Oil tank
42
Pressure switch on the overflow valve
43
Pressure switch on the cylinder head
44
Fine filter (water)
45
Detergent suction hose 1 with filter
46
Detergent suction hose 2 with filter
47
Empty signal sensor
48
Fuel filter
49
Burner blower
50
Fuel pump
51
Fuel pump solenoid valve
52
Water shortage safeguard
53
Float container
54
System care container
Control panel
Illustration C
0 = off
1
Power switch
2
Operating mode: Cold water operation
3
Operating mode: Hot water operation (e = Eco lev-
el, hot water max. 60°C)
4
Operating mode: Steam operation
5
QR code for information
6
Indicator light rotation direction
7
Service indicator light
8
Standby mode indicator light
9
Fuel indicator light
10
System care indicator light
Colour coding
●
Control elements for the cleaning process are yel-
low.
●
Control elements for maintenance and servicing are
light grey.
Symbols on the device
Intended use
Only use the device for cleaning, e.g. machines, vehi-
cles, buildings, tools, façades, terraces and garden
equipment.
DANGER
Use at petrol stations or other hazard zones
Risk of injury
Adhere to the respective safety regulations.
Note
Do not allow waste water containing mineral oil to pen-
etrate soil, waterways or the sewage system. Only wash
the motor or the undercarriage in suitable places with an
oil separator.
Water supply limit values
ATTENTION
Dirty water
Premature wear and tear or deposits in the device
Supply the device using only clean water, or recycled
water that does not exceed the specified limit values.
The following limit values apply to the water supply:
●
pH value: 6.5-9.5
●
Electrical conductivity: Conductivity of fresh water
+ 1200 µS/cm, maximum conductivity 2000 µS/cm
●
Settleable particles (sample volume 1 l, settling time
30 minutes): < 0.5 mg/l
●
Filterable particles: < 50 mg/l, no abrasive sub-
stances
●
Hydrocarbons: < 20 mg/l
●
Chloride: < 300 mg/l
●
Sulphate: < 240 mg/l
●
Calcium: < 200 mg/l
●
Total hardness: < 28 °dH, < 50° TH, < 500 ppm
(mg CaCO
3
/l)
●
Iron: < 0.5 mg/l
●
Manganese: < 0.05 mg/l
●
Copper: < 2 mg/l
●
Active chloride: < 0.3 mg/l
●
Free of unpleasant odours
Safety instructions
The following safety instructions apply to the device:
●
Observe the respectively applicable national regula-
tions for liquid jet cleaners.
●
Observe the respectively applicable national acci-
dent prevention regulations. Liquid jet cleaners must
Do not aim the high-pressure jet may at
persons, animals, live electrical equip-
ment or the device itself.
Protect the device against frost.
Danger of injury from electrical voltage.
Only qualified electricians or authorised
and qualified technical specialists are
permitted to work on the electrical sys-
tems.
Health risk from poisonous exhaust gases.
Never inhale the exhaust gases.
Risk of burns from hot surfaces.
Risk of injury! Do not reach in.
QR code for information
Summary of Contents for HDS 9/20-4 M/MXA
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