Kärcher HD 7/16-4 ST, Manual

Page: 31 / 156

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14
Adjustments are made on the control circuit
board
The control circuit board is located in the
electric box of the high pressure pump.
1 Potentiometer water hardness
2 Potentiometer readiness time period
 Initiate the stand by-period with the po-
tentiomenter on the electronic control.
 Adjustment by the manufacturer:
10 minutes
The time can be set between 5 and 120
minutes. A simple scale of standard values
is printed on the control board.
Use hard water for hot water operation to
protect against calcification In addition add
water softener to the water. The dispensing
flow can be adjusted to the degree of water
hardness.
 Fill the tank with Kaercher softener liq-
uid RM 110 (Order no. 2.780-001).
 Determining the hardness of tap water:
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through the public water supply works,
–
using a hardness tester (order no.
6.768-004)

Danger
Risk of electrical voltage! Setting may only
be done by an electrician.
 Start the rotation potentiometer on the
water softener board.
The scale displays the hardening rang-
es 1 to 4.
 Unscrew the nozzle.
 Switch on the appliance and let it run
until the water exiting is bubble-free.
 At the end let the appliance run for ap-
prox. 10 seconds - then switch off. Re-
peat the procedure for a couple of
times.
 Switch off the appliance and fit the noz-
zle again.
We hereby declare that the machine de-
scribed below complies with the relevant
basic safety and health requirements of the
EU Directives, both in its basic design and
construction as well as in the version put
into circulation by us. This declaration shall
cease to be valid if the machine is modified
without our prior approval.
The undersigned act on behalf and under
the power of attorney of the company man-
agement.
Authorised Documentation Representative
S. Reiser
Alfred Kärcher GmbH Co. KG
Alfred-Kärcher-Str. 28 - 40
71364 Winnenden (Germany)
Phone: +49 7195 14-0
Fax: +49 7195 14-2212
Winnenden, 2013/02/01
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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.
The warranty terms published by our com-
petent sales company are applicable in
each country. We will repair potential fail-
ures of the appliance within the warranty
period free of charge, provided that such
failure is caused by faulty material or de-
fects in fabrication.
The warranty comes only into effect if your
vender fills out the supplied reply card com-
pletely at purchase, stamps and signs and
you send it to the local distribution compa-
ny of your country.
In the event of a warranty claim please con-
tact your dealer or the nearest authorized
Customer Service centre. Please submit
the appliance, including all accessories,
and the proof of purchase.
Settings
Operational readiness period
Installation water softener (optional)
Dearating the appliance
EC Declaration of Conformity
Product: High pressure cleaner
Type: 1.524-xxx
Relevant EU Directives
2006/42/EC (+2009/127/EC)
2004/108/EC
Applied harmonized standards
EN 55014–1: 2006+A1: 2009+A2: 2011
EN 55014–2: 1997+A1: 2001+A2: 2008
EN 60335–1
EN 60335–2–79
EN 61000–3–2: 2006+A1: 2009+A2: 2009
EN 61000–3–3: 2008
EN 62233: 2008
CEO Head of Approbation
Accessories and Spare Parts
Warranty
31 EN