Maintenance Plan - Kärcher SB MB Bedienungsanleitung

All remaining service counters can only be reset by Cus-
tomer Service.
1. Press the "Reset service counter" button.
2. Confirm the reset with Yes.
Display after reset
Date of last maintenance
1
New duration until next maintenance
2
Button is green after reset
3
Menu System Information
In the System Information menu, system data, settings
of the control and operations data of the control are dis-
played.
Next window button
1
Previous window button
2
Software version
3
Time & date Activity
annually before the Clean the frost protection circuit
beginning of the frost
period
Check the washing station heater
Check the outdoor thermostat
Check the recirculation fan
Check the hot air blower.
Check frost protection with water loss
Check the emergency frost protection
Clean the flow-through vessel
Measure the burner
66
Material number of the system
4
Serial number of the system
5
Serial number of the control
6
IP settings of the control
1
Run time of the control in hours
2
Initial startup date
3
Last service
4
Current number of faults in the fault memory / last
1
reset of the fault memory

Maintenance plan

Performed
● Empty and clean the frost protection water collection chamber.
● Clean the filter on the immersion pump.
● Clean the frost protection pump filter (in the housing of the SB MB).
● Clean the tool trays and check free flow.
● Clean the filters in front of the throttle valve (in the area of the output of the high-
pressure pumps).
● Fill the frost protection water collection chamber with fresh water.
● Check the circulation pump for function and direction of rotation.
● Check the frost protection concentration: Remove some frost protection solution
from the safety valve and check for correct concentration with the special tester
(6.419-070.0). Setpoint -25 °C.
● Check the pressure in the heating circuit. Setpoint with running circulation pump
for washing station heater 0.07...0.15 MPa (0.7...1.5 bar).
● Check the setting of the thermostatic mixing valve.
● Check the functionality of the expansion tank: Remove the valve cap. Press the
valve pin in briefly with a match. If air escapes, the expansion tank is in order. If
water escapes, replace the expansion tank. If nothing escapes, inflate the expan-
sion tank with a car air pump to the pressure on the type plate.
Check the function.
Check the function.
Are the controllers set correctly? (see section "Settings / Hot air blower").
Switch on the frost protection pump (see chapter "Manual interventions"). Check that
at least 0.5 l/min of water comes out of each manual trigger gun, readjust the pressure
reducer if necessary.
Turn the main switch to position "0". Check that at least 0.5 l/min of water comes out
of each manual trigger gun, readjust the pressure reducer if necessary.
Recommendation: Schedule this semi-annual maintenance work before the start of
the frost period.
English
Menu Fault History
In the Fault History menu, the error messages since the
last deletion of the fault memory are displayed.
Delete fault memory button
1
Error description
2
Time of the error message
3
Error number
4
Delete the fault memory
1
Are you sure you want to delete the fault memory?
2
No
3
Yes
4
Menu Event History
The Event History menu is structured in the same way
as the Fault History menu.
By whom
Operator/Custom-
er Service
Operator/Custom-
er Service
Operator
Operator
Operator
Operator
Operator
Customer Service