Karcher 397 M plus Manual - page 9
9
Problem Checklist
Faults often have simple causes which you can rectify yourself with the aid of the following
summary. In case of doubt or of faults or remedies not mentioned here apply to the authori-
zed customer service.
!
Danger of electric shock!
Repair work on the unit can only be carried out by the authorized customer service.
Appliance does not Work
- Check whether the voltage shown on the rating plate corresponds to that of the power source.
- Check the connector cable for damage.
Appliance does not reach Operational Pressure
- Vent the appliance:Allow the pump to operate without the high-pressure hose until water appears
at the high-pressure outlet without any more bubbles.Then reattach the high-pressure hose.
- Clean the strainer in the water connection.
- Check the inlet water flow rate.
- Check all inlet pipes to the pump for leaks or blockage.
Strong Pressure Fluctuations
- Clean the high-pressure nozzle. Remove dirt from the nozzle hole with a needle and then rinse
out with water from the front.
Pump Leaks
- 10 drops per minute are permissible. In the case of more serious leakage, you should contact
the authorized customer service.
No Detergent Suction
- Clean the detergent suction hose with filter, and check for leaks.
Technical Data
Power supply
Voltage (at 1~50/60 Hz)
220-240 V
Connected load
1.6 kW
Supply fuses (time-lag)
13 A
Safety class
2
Water connection
Supply temperature (max.)
40 °C
Supply volume (min.)
600 l/h
Supply pressure (max.)
2-12 bar
Performance data
Operating pressure
100 bar
Pump pressure max.
110 bar
Flow volume
360 l/h
Cleaning agent metering
25 l/h
Recoil force of the handgun
13 N
Unit vibrations
0,8 m/s²
Sound level L
d
(DIN EN ISO 4871)
92,1 dB(A)
Dimensions
Length/Width/Height
410/220/900 mm
Weight
6 Kg
Circuit Diagram
M1 Motor
Q1 Switch
S1 Pressure switch
Z1 Suppressor