wsm B2420 Workshop Manual page 307

B2420, WSM
4) Main Switch Key at START Position
1. Set and hold the main switch key at the START position.
2. Measure the resistance with an ohmmeter across the B terminal
and the 19 terminal, across the B terminal an the 50 terminal,
and across the B terminal and the AC terminal.
3. If 0 Ω is not indicated, these contacts of the main switch are
faulty.
B terminal – 19
terminal
B terminal –
Resistance
50 terminal
B terminal –
AC terminal
9-S10
ELECTRICAL SYSTEM
0 Ω
9Y1210436ELS0031US0
KiSC issued 06, 2012 A