TM 5-3805-248-23-1
THEORY OF OPERATION - CONTINUED
0003 00
AIR SYSTEM
0003 00
1.
General. The air system consists of an engine-driven air compressor, three air tanks, and related lines, hoses and valves.
The system provides the required air to operate the machine's service and parking brakes, differential lock, transmission
hold, hold control and airhorn.
RETARDER
DIFFERENTIAL
HAND CONTROL VALVE
CONTROL
TRANSMISSION
LOCK VALVE
LOW AIR WARNING
CONTROL HOLD VALVE
PRESSURE
LIGHT PRESSURE
PROTECTION VALVE
SWITCH
BRAKE
BRAKE ACTUATORS
CONTROL
AIRHORN
VALVE
AIR
PRESSURE
GAGE
CHECK
LOW AIRHORN
VALVE
PRESSURE
DOUBLE CHECK
SWITCH
SCRAPER
CHECK
VALVE
CONTROL
VALVE
LEVER
RELIEF
RELAY VALVE
VALVE
REGULATOR
CHECK
VALVE
QUICK
DISCONNECT
AIR
CONNECTOR
DRYER
GOVERNOR
AIR COMPRESSOR
QUICK RELEASE/
HOLDING VALVE
RELAY VALVE
BRAKE ACTUATORS
394-188
0003 00-10
