Vacuum gauge. The vacuum gauge (9, Fig. 3), located on the left side operator's pump control panel, is a dial-
type graduated from 0 to 600 scale indicates the amount of pressure in the intake side of the pump, the 0 to 30
scale indicates the vacuum developed in the intake side of the pump.
Discharge gauges. (2,3,4, Fig. 3), #2, Monitors #1 2 1/2" discharge, #3 monitors #1 1 1/2" crosslay discharge, #4
monitors"'#2 1 1/2" crosslay discharge.
Section 2. DRIVER's OPERATING CONTROLS
For detailed information on all controls necessary for operation of the fire truck chassis and engine, refer to the
International service and parts manual included with each vehicle.
PUMP ENGAGE CONTROL
The road-to-pump shift control is located on the cab floor. To operates (1) engage service brakes; (2) engage the
truck transmission in drive; (3) to engage the power take-off, pull the pump shift control up; (4) for stationary
pumping, put the truck transmission back to neutral position-and engage parking brake; (5) for pump & roll, leave the
truck transmission engaged in 1st gear or 2nd gear.