TM 9-2330-285-14&P/TO 36A11-21-10-1
S e c t i o n Ill PRINCIPLES OF OPERATION
Page
Page
1-11
Hydraulic Lift System . . . . . . . . . . . . . . . . . .
1-12
Air Over Hydraulic Brake System . . . . . . . . .
AIR OVER HYDRAULIC BRAKE SYSTEM
INTERVEHICULAR EMERGENCY HOSE - Supplies air to the dolly set to fill the air reservoir and
initiates an emergency brake application.
INTERVEHICULAR SERVICE HOSE - Provides an air pressure signal from the towing vehicle which
can tell the relay valve to apply or release the dolly set brake system.
AIR RESERVOIR - Provides the air supply to apply the brakes.
EMERGENCY RELAY VALVE - Applies and releases the dolly set braking system.
BRAKE CHAMBERS - Use air pressure to operate the hydraulic master cylinders.
MASTER CYLINDERS - Provide the hydraulic pressure to apply the dolly set braking system.
BRAKE ASSEMBLIES - Operate by hydraulic pressure to stop the dolly set. There is one brake
assembly on each wheel.
TA 221617