INDIVIDUAL CIRCUIT DESCRIPTION
B. Low Brake Oil Pressure
The brake oil pressure circuit is activated by either one of the two switches
connected in series. The 7V5647 Switch opens when the travel (mechani-
cal) of the brakes activate the switch. When the switch is activated the
brake oil pressure indicator on the operators panel turns ON. The opera-
tor panel also sends current to turn ON the master fault light and, if the
fuel pressure switch is open (engine running), sends current to activate the
The brake oil pressure circuit connects to Pin 12 of the operator panel. Pin
11 of the operator panel goes to the master fault light and Pin 10 goes to
the fault alarm.
LOW BRAKE OIL PRESSURE SWITCH
1. Brake oil pressure switches.
LOW BRAKE OIL PRESSURE INDICATOR
2. Brake oil pressure indicator.