Karcher HD 715 - Manual (Page 16)

– 6
 Oil change.
Note
See "Technical Details" for details of oil
quantity and type.

Remove the lid of the oil container.
 Lay the device on the side.
 Drain the oil in a collection basin.
 Fill in new oil slowly; air bubbles should
go out.
 Attach the lid of the oil container.
ƽ
Danger
First pull out the plug from the mains before
carrying out any tasks on the machine.
Get the electrical components checked and
repaired only by authorised customer ser-
vice persons.
Contact an authorised customer service
person in case of problems not mentioned
in this chapter or if you are in doubt or when
you have been explicitly asked to do so.
 Check connection cable for damages.
 Check the supply voltage.
 Let the appliance cool down if the motor
is over-heated. Then switch it on again.
 Call Customer Service in case of elec-
trical defects.
 Set nozzle to "High pressure".
 Clean the nozzle.
 Replace the nozzle.
 Deaerate the appliance (see "Start-up")
 Check water supply level (refer to tech-
nical data).
 Clean the sieve in the water connection.
 Check all inlet pipes to the pump.
 Contact Customer Service if needed.
3 drops per minute are permitted and can
come out from the lower side of the appli-
ance. Call Customer Service if there is
heavy leakage.

With stronger leak, have device
checked by customer service.
 Check suction pipes for water and de-
tergent and ensure that they are leak-
proof.
 Close dosing valve for detergent to op-
erate the machine without detergent.
 Deaerate the appliance (see "Start-up")
 Contact Customer Service if needed.
 Set nozzle to "CHEM".
 Check/ clean detergent suction hose
with filter.
 Open or check/clean detergent dosing
valve.
 Contact Customer Service if needed.
– Only use accessories and spare parts
which have been approved by the man-
ufacturer. The exclusive use of original
accessories and original spare parts
ensures that the appliance can be oper-
ated safely and trouble free.
– At the end of the operating instructions
you will find a selected list of spare parts
that are often required.
– For additional information about spare
parts, please go to the Service section
at www.kaercher.com.
monthly or after 500 operating
hours
Oil change
Troubleshooting
Appliance is not running
Pressure does not build up in the
appliance
Pump leaky
Pump is vibrating
Detergent is not getting sucked in
Spare parts
16 EN