Service
Manual
12. Function Sequences
12
Type
Page
Edition
13 9010
1
General
This chapter describes a mahcine with the wash program P03CH. The
machine has an electromechanical programmer, hot and cold water
connection, without heating and wash programs for laundrettes, coin-ops
etc.
To facilitate fault-tracing in the machine electronics, the circuit diagram is
divided into funcitonal sequences. The following sequences are described
in this chapter:
• Power supply and start, machines without coin meter ......... 2
• Power supply and start, machines with coin meter .............. 4
• Safety lock............................................................................ 6
• Rapid advance and program selection................................. 8
• Motor control ...................................................................... 10
• Water filling ........................................................................ 12
• Drain................................................................................... 16
• Programmer advance......................................................... 20
1583
Contact designations
Start/Coinm.
Drain
valve
Cold water
Hot water
Optional
switches
Lamp
Motor
relay
Short-circuit
bridges
Power
Level switch
Program
selector
Door lock