Karcher G 7-10 M - Manual (Page 19)

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The pump is maintenace-free.
 Park the machine on an even surface.
 Carry out maintenance tasks to the mo-
tor according to the specifications pro-
vided in the operating instructions of the
motor manufacturer.
Use only original KÄRCHER spare parts.
You will find a list of spare parts at the end
of these operating instructions.
You can rectify minor faults yourself with
the help of the following overview.
If in doubt, please consult the authorized
customer service.
 Follow operating instructions of the mo-
tor manufacturer!
 Check setting at the spray lance.
 Appliance ventilation: Switch the appli-
ance on with the high-pressure hose
detached and operate (max. 2 minutes)
until the water exits the high-pressure
connection without bubbles. Switch off
appliance and reconnect high-pressure
hose.
 Check the water supply.
 Clean the sieve in the water connection.
 Overflow valve blocked: Press the lever
on the handgun many times.
 Clean high-pressure nozzle: Remove
dirt and debris from the nozzle bore, us-
ing a needle and rinse through with wa-
ter from the front.
 Check water flow quantity.
 Slight leakage from the appliance pump
is normal. If the leakage increases con-
tact the authorized customer service.
 Use spray lance with pressure regulation
(Vario Power).
Turn the spray lance to "Mix" position.
 Clean the detergent suction hose filter.
 Check the detergent suction hose for kinks.
Subject to technical modifications!
Pump maintenance
Engine maintenance
Spare parts
Troubleshooting
Appliance is not running
Pressure does not build up in the appli-
ance
Strong pressure fluctuations
Appliance is leaking
No detergent infeed
Technical specifications
Water connection
Max. feed temperature
°C 40
Min. feed volume I/min 10
Max. feed pressure MPa 1,2
Max. Suction height m 0,5
Motor
Type
Honda GC 160
Cylinder capacity cm 3 160
Motor; see operations instructions of the
motor manufacturer
Performance data
Working pressure
MPa 14
Max. permissible pressure MPa 16
Water flow rate I/min 7,9
Detergent flow rate I/min 0,3
Recoil force of trigger gun N 26,5
Dimensions and weights
Length
mm 835
Width mm 580
Height mm 800
Weight kg 28
Tyre pressure (max.) kPa 172
Values determined as per EN 60335-2-79
Hand-arm vibration value
Uncertainty K
m/s 2
m/s 2
3,1
0,3
Sound pressure level L
pA
Uncertainty K
pA
dB(A)
dB(A) 90
1
Sound power level L
WA
+
Uncertainty K
WA
dB(A) 104
19 EN