Table 2-3. Instrument Panel and Controls
250 GPM Mini-Pumper Firefighting Truck (Continued)
(Refer to Figure 2-3)
Control or Indicator
AIR SELECTOR LEVER This lever activates the heater or defroster
"OFF" The system is off.
"HEATER" In this position, most of the air is delivered through the
heater outlet with some air flow to the windshield (defroster)
"DEF" (Defrost) In this position, most of the air is delivered to the
windshield with a small amount to the floor outlets.
Brake Warning Indicator Light.
The Brake Warning Indicator Light activates when there is a loss of
hydraulic pressure in the brake system.
Right Turn Signal Indicator Light.
The Right Turn Signal Indicator Light activates when the combination
turn signal/washer/wiper lever is moved up to the second stop indicating
a right hand turn.