2-4. BODY EQUIPMENT CONTROLS AND INDICATORS (Contd)
Item and Function
AIR CONDITIONER VENT runs along entire length of ceiling and allows air to circulate.
HEATER THERMOSTAT regulates heater temperature.
FIRE EXTINGUISHERS are mounted on van front and rear walls.
TELEPHONE JACK connects van telephone to outside lines.
VAN BODY EXPANDING AND RETRACTING WRENCH is used to expand and retract van body.
SIDE PANEL LOCK WRENCH is used to lock outer edges of van roof, corner posts, and end panels when van is
PLATE contains instructions for operation of van.
BLACKOUT MAIN SWITCH is turned on for blackout operations.
EMERGENCY LIGHT SWITCH is turned on when normal service lights fail.
SIDE DOORS are used by personnel when van is expanded.
An instruction plate near the circuit breaker panel lists circuits controlled by each switch.
CIRCUIT BREAKER PANEL controls electric power received from outside source.