Karcher HDS 9-14-4 ST - Manual (Page 26)

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 Turning the water quantity regulator to the right gives more
water flow and higher working pressure.
 Turning the water quantity regulator to the left gives lesser
water flow and lower working pressure.
 Open the water supply.
Symbol "Engine on"
 Pull the lever of the hand-spray gun and set the appliance
switch (A) to "1" (engine on).
 The indicator lamp for operational readiness (F) shows that
the appliance is in stand-by mode and ready to be operated.
ƽ
Danger
Scalding danger!
Caution
Hot water operations without fuel will cause damage to the fuel
pump. Ensure adequate fuel supply before starting hot water op-
erations.
If required, the burner can also be turned on subsequently.
Symbol "Burner on"
 Turn the appliance switch (A) to "Burner on".
 Set the desired water temperature on the thermostat (B).
Maximum temperature is 98 °C.
ƽ Danger
Scalding danger! The operating pressure must not exceed 3,2
MPa (32 bar) when operating with temperatures above 98 °C.
For shifting from hot water to steam operations, first cool down
the machine and switch it off. Then do the change-over as fol-
lows:
ƽ
 Replace the high pressure nozzle with the steam nozzle
(accessory).
 Set the thermostat to 150 °C.
 Set the water flow regulation valve of the high pressure pump
to minimum water flow (turn in the anti-clockwise direction).
 Set the water flow regulation valve of the high pressure pump
to maximum water flow (turn in the clockwise direction).
 Set the water flow regulator at the Easy press gun to minimum
water flow by turning it towards the left.
– The appliance will switch off if the lever of the hand-spray gun
is released during operations.
– The appliance will automatically start again when you open
the gun again within the stand-by period (2 ... 8 minutes).
– If the stand-by period is exceeded, the safety time mecha-
nism switches off the pump and the burner. The indicator
lamp Operations Stand-by (F) goes off.
– To restart the appliance, set the appliance switch to "0" and
then switch on the appliance again. If the appliance is operat-
ed using remote control, the appliance can be restarted by us-
ing the corresponding switch of the remote control device.
– Vehicle tyres are only cleaned using the flat spray nozzle
((25°) from a minimum spraying distance of 30 cm. The round
spray should never be used to clean tyres.
The following nozzles can be selected for all other tasks:
Use the following nozzles if the pipe length is more than 20 m or
for more than 2 x 10 m high pressure hose NW8:
Settings at the Easy press gun (optional)
Operating with cold water
Operating with hot water
Operating with steam
Order No. Type
4.766-023 HDS 9/14
4.766-024 HDS 12/14
Without Easy press gun
With Easy press gun (optional)
Operations stand-by
Selecting the nozzle
Dirt Nozzle Spray an-
gle
Part no.
6.415
Pressure
[MPa]
Recoil [N]
HDS 9/14
strong 00060 0° -257 14 44
medium 25060 25° -295
light 40060 40° -301
HDS 12/14
strong 00080 0° -150 14 55
medium 25080 25° -152
light 40080 40° -153
Dirt Nozzle Spray an-
gle
Part no.
6.415
Pressure
[MPa]
Recoil [N]
HDS 9/14
strong 0075 0° -419 10 37
medium 2575 25° -421
light 4075 40° -422
HDS 12/14
strong 0010 0° -082 10 46
medium 2510 25° -252
light 4010 40° -253
26 EN