Karcher HD 1040 B - Manual (Page 17)

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plug before doing any work on the appli-
ance.
Risk of burns! Do not touch hot silencers,
cylinders or radiator ribs.
 Check oil level.
Please contact Customer Service immedi-
ately if the oil is milky (water in oil).
 Clean the sieve in the water connection.
 Clean filter at the detergent suck hose.
Oil change:

Ready a catch bin for appr. 1 Liter oil.
 Turn out the oil drain screw.
 Drain the oil in a collection basin.
 Turn out the oil drain screw.
 Slowly fill in new oil until the "MAX"
marking on the oil container.
Note
Air pockets must be able to leak out.
For oil type refer to technical specifica-
tions.
Carry out maintenance tasks to the engine
according to the specifications provided in
the operating instructions of the engine
manufacturer.
ƽ
Danger
Risk of injury!

Check the high pressure hose for dam-
ages (risk of bursting).
Please arrange for the immediate ex-
change of a damaged high-pressure hose.
ṇ
Warning
Risk of damage! Freezing water in the ap-
pliance can destroy parts of the appliance.
Store the appliance in a heated room dur-
ing winter or empty it. During longer breaks
in operation, it is advisable to pump in anti-
frost agents into the appliance.
 Screw off water supply hose and high
pressure hose.
 Operate device for max. 1 minute until
the pump and conduits are empty.
Note
Observe handling instructions of the anti-
freeze agent manufacturer.

Pump in conventional frost protection
agents through the appliance.
A certain corrosion protection is achieved
with this as well.
ṇ
Warning
Risk of injury if the machine is left running
in an unattended state. Remove the spark
plug before doing any work on the appli-
ance.
Risk of burns! Do not touch hot silencers,
cylinders or radiator ribs.
Follow operating instructions of the engine
manufacturer!
– Safety thermostat at the high pressure
pump has switched off the appliance af-
ter long period of cycle operation.
 Allow the appliance to cool down; then
restart it. Refer section "Interrupting op-
eration".
– Operating speed of the engine is too
low
 Check operating speed of the engine
(refer to technical data).
High-pressure pump
Weekly
Monthly
After 500 operating hours, at least annu-
ally.
Dispose of old oil ecologically or turn it in
at a collection point.
Motor
High pressure hose
Frost protection
Drain water
Flush device with anti-freeze agent
Troubleshooting
Appliance is not running
Device is not building up pressure
17 EN