1. Indicator Only
This circuit has a connection from the "R" terminal of the alternator to contact 3 of
the operator panel. When the disconnect switch is in the ON position but the engine
is not running, the alternator indicator on the operator panel will flash ON and OFF.
When the engine is running, the alternator indicator will be OFF if the alternator
output voltage is high enough.
Figure 1. Alternator Output Circuit
B. Supplemental Steering
This circuit has a connection from the supplemental steering control to contact 17 of
the EMS panel. When the disconnect switch is in the ON position but the engine is
not running, the steering indicator on the EMS panel will flash.
The EMS panel indicator and MASTER fault light will flash and the horn will sound if
the primary steering system pressure is lost.