Maintenance concept
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3
Maintenance concept
3.1
Overview of maintenance activities
The following WMF maintenance concept based on time-/serving-dependent cycles, describes the minimum scope of maintenance activities as recommended
by WMF.
Please also take into account the special terms arising from the service agreements and local factors
(which may make earlier descaling of the flow heater necessary).
Maintenance activity
Abbreviation
Maintenance
package
Maintenance cycle
Items needed
Service maintenance 1
SM 1
after 15,000 brewing cycles or 1x annually
33 2893 8000*
Service maintenance 2
SM 2
every 2 years
33 2893 9000*
Safety valve functional check
-
1 x annually (for details, see chapter 2.2.4)
-
Descaling flow heater
-
1 x annually
100 g Special deposit removal solution
33 0680 80000
Descaling steam boiler
-
every 2 years / 10,000 litres water flow
100 g Special deposit removal solution
33 0680 8000
Boiler pressure check
-
every 2 years
Boiler pressure test fitting
33 2911 6000
* For details on the contents of the maintenance packages please see the following pages
