Kärcher HDS 9/50 De Tr1 Service Manual page 25

Distributor printed circuit board A2
Inputs
1 WSK: Level switch water shortage float container
2 DSEIN: Pressure switch
3 DSAUS: Charge regulator
4 OELSI: Level switch detergent can
5 PRINTED CIRCUIT BOARD: Connection between con-
trol board A1 and distributor board A2
Outputs
6 VERBRENNST: Solenoid valve fuel supply burner, 24V
AC, 3A
7 Connection relay K9, release burner, 24V AC, 3A
1 Encoding pin
2 Recess for encoding pin
Plug coding
The plugs for the PCB connections are designed with en-
coding pins and their matching recesses in the PCB base
so that only the matching plug can be attached to the re-
spective connection.
English 5.906-736.0 Rev. 00 (07/15)
25