Warranty - Kärcher HDS 551 C Betriebsanleitung

English
Unit does not draw in cleaning
agent
Operate the unit (exception
HDS 551 C) when the cleaning
agent metering valve is open and
the water inlet is shut off until the
float tank has been suctioned empty
and the pressure drops to "0".
– Now reopen the water inlet.
If the pump still does not suction up
cleaning agent the reasons can be
as follows:
Filter in cleaning-agent suction hose
dirty
– Clean filter
Non-return valve gummed up
– Pull off cleaning-agent hose and
use blunt object to release non-
return valve (see Fig.23).
Only HDS 551 C, high pressure
nozzle fitted
– Fit low pressure nozzle or switch
over multiple nozzle to "CHEM"
position.
Burner not ignited
Fuel tank empty
– Fill up
Lack of water
– Check water connection, check
supply lines, clean low water
protection.
HDS 551 C, 558 C, 698 C, 798 C, 558 CSX, 698 CSX, 798 CSX
Fuel filter dirty
– Replace fuel filter.
Incorrect direction of rotation. If
direction of rotation is correct,
powerful jet of air will be felt at
exhaust-gas opening of burner.
– Check direction of rotation. If
necessary, have connection
replaced by a qualified electrician.
No ignition spark
– Have unit checked by After-Sales
Service if no ignition spark is
visible through inspection glass
during operation.
Set temperature not attained
when working with hot water
Excessive operating pressure/flow
rate
– Reduce operating pressure/flow
rate by way of regulator (Fig. 9)
Soot deposits on heating coil
– Have After-Sales Service remove
soot deposits from unit
If fault cannot be rectified, have
unit checked by After-Sales
Service.

WARRANTY

The warranty terms and conditions
issued by our responsible sales
company apply in every country.
Within the warranty period, any
faults in the unit will be rectified free
of charge provided that the problem
was caused by a material defect or
manufacturing error.
The warranty only applies if the
dealer fills in, stamps and signs the
enclosed reply card when the unit is
sold and the purchaser then returns
it to the appropriate local distributor.
In the event of a warranty claim,
please contact your dealer or the
nearest authorised After-Sales
Service office and produce both
accessories and proof of purchase.
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