Kärcher HD 7/20 G Classic, Manual

Page: 10 / 15

Replacing the oil in the high-pressure pump
For the oil type and filling quantity, see Chapter Techni-
cal data .
1. Provide a catch pan for at least 1 litre of oil.
2. Unscrew the oil drain plug.
3. Drain the oil into the catch pan.
4. Screw in the oil drain plug.
5. Slowly fill with new oil until the middle of the oil level
indicator is reached. Air bubbles must be able to es-
cape.
Troubleshooting guide
DANGER
Risk of injury if the device is left running in an unat-
tended state.
Switch off the engine and remove the spark plug con-
nector before performing any work on the device.
Risk of burns!
Do not touch hot mufflers, cylinders or radiator ribs.
In case of any malfunctions not mentioned in this chap-
ter, contact the authorised Customer Service when in
doubt or when you have been explicitly advised to do
so.
Warranty
The warranty conditions issued by our relevant sales
company apply in all countries. We shall remedy possi-
ble malfunctions on your appliance within the warranty
period free of cost, provided that a material or manufac-
turing defect is the cause. In a warranty case, please
contact your dealer (with the purchase receipt) or the
next authorised customer service site.
(See overleaf for the address)
Safety instructions High-pressure
cleaner
Read these safety instructions and the
original instructions before using the de-
vice for the first time. Act in accordance
with them. Keep the two booklets for future reference or
for future owners.
Ɣ In addition to the notes in the operating instructions,
you also need to take into consideration the general
safety regulations and accident prevention guide-
lines applicable by law.
Ɣ Warnings and information notices attached to the
device provide important information for hazard-free
operation.
Hazard levels
DANGER
Ɣ
Indication of an imminent threat of danger that will
lead to severe injuries or even death.
WARNING
Ɣ Indication of a potentially dangerous situation that
may lead to severe injuries or even death.
CAUTION
Ɣ
Indication of a potentially dangerous situation that
may lead to minor injuries.
ATTENTION
Ɣ Indication of a potentially dangerous situation that
may lead to damage to property.
Protective gear
CAUTION
Ɣ࣯ Wear suitable gloves when work-
ing with the device. Ɣ࣯ Wear hearing protection whenev-
er a sound pressure level over 80 dB(A) is specified in
the operating instructions. See chapter Technical data
in the operating instructions. Ɣ࣯ Wear suitable protective
clothing and safety goggles to protect yourself from wa-
ter or dirt backsplash. Ɣ࣯ Aerosols can be formed when
using high-pressure cleaners. Inhaling aerosols can be
harmful for your health. Employers are obliged to per-
form a hazard assessment in order to define, depending
on the surface to be cleaned and the environment, pro-
tective measures necessary to prevent inhalation of
aerosols. Respiratory protection masks of class FFP 2
or above are suitable for protection against aqueous
aerosols. Ɣ࣯ Exhaust gases and soot may be produced
during the use of hot water high-pressure cleaners with
combustion engines. Inhaling exhaust gas and touching
soot can cause damage to health. Necessary protective
measures against inhalation of exhaust gases and con-
tact with soot shall be specified. Please use a suitable
respiratory mask for protection from exhaust gas and
suitable gloves for protection from soot.
Fault Remedy
Device does not start
z
Follow operating instructions of the motor manufacturer!
z
Contact Customer Service if necessary.
Device does not reach
required pressure
z
Check operating speed of the motor.
z
Check the size of the nozzle and compare with the required size specified in the chap-
ter Technical data .
z
Vent the device, see Chapter Venting the device .
z
Clean the water filter.
z
Check the water supply volume and compare with the required volume specified in
the chapter Technical data .
z
Clean all inlet pipes to the pump.
z
Contact Customer Service if necessary.
Pump leaking
Up to 3 drops of water per
minute are permissible.
z
In case of more serious leaks, have the device checked by Customer Service.
Pump knocking
z
Clean the water filter.
z
Check the water supply line for leaks.
z
Vent the device, see Chapter Venting the device
z
Contact Customer Service if necessary.