Troubleshooting - Kärcher HD 7/11-4 Cage Originalbetriebsanleitung

Safety inspection/ maintenance
contract
You can sign with your dealer a contract for
regular safety inspection or even sign a
maintenance contract. Please take advice
on this matter.
Before each use
 Check connection cable for damages
(risk of electrical shock); get the dam-
aged connection cable replaced imme-
diately by an authorised customer ser-
vice person/ electrician.
 Check the high pressure hose for dam-
ages (risk of bursting).
Please arrange for the immediate ex-
change of a damaged high-pressure
hose.
 Check appliance (pump) for leaks.
3 drops per minute are permitted and
can come out from the lower side of the
appliance. Call Customer Service if
there is heavy leakage.
Weekly
 Check oil level Please contact Custom-
er Service immediately if the oil is milky
(water in oil).
 Clean water filter.
monthly or after 500 operating
hours
 Oil change.
Oil change
Note:
See "Specifications" for oil volume and
type.
 Unscrew oil drain plug.
 Drain the oil in a collection basin.
 Fix in the oil drain screw and tighten it.
Torque 20...25 Nm.
 Turn the oil fill screw out.
 Fill in new oil slowly; air bubbles should
go out.
The oil level must be at the centre of the
oil level display.
 Screw in oil filling screw.
 Close cover.

Troubleshooting

DANGER
Risk of injury by inadvertent startup of ap-
pliance and electrical shock.
Prior to all work on the appliance, switch off
the appliance and pull the power plug.
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.
Appliance is not running
 Only with appliances with holder for trig-
ger gun: Do not push down the holder.
 Check connection cable for damages.
 Check the supply voltage.
 Call Customer Service in case of elec-
trical defects.
Pressure does not build up in the
 Set the pressure and quantity regula-
tion to "MAX".
 Check the nozzle size, install correct
nozzle.
 Clean the nozzle.
 Replace the nozzle.
 Deaerate the appliance (see "Start-up")
 Check water supply level (refer to tech-
nical data).
 Clean water filter.
 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.
Pump is vibrating
 Clean water filter.
 Check the water suction pipes for leaks.
 Deaerate the appliance (see "Start-up")
 Contact Customer Service if needed.
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EN
appliance
Pump leaky
23