The tractor frame is a welded steel one-piece unit
that is cross-braced to prevent misalignment. It also has
front and rear towing couplers (pintles), tie-down and
lifting attachments, and exterior lighting. The welded
steel cab encloses the driver and one passenger seat,
supports two flush-mounted doors with sliding glass
windows, mirrors, front and rear windshield wipers,
and dome light.
A/S32A-31A AIRCRAFT TOWING TRAC-
TOR.—The A/S32A-31A aircraft towing tractor (fig.
9-3) is designed for towing aircraft aboard ship. The
drive system consists of a three-cylinder diesel engine,
automatic transmission, and rear wheel drive with dual
wheels. Front wheel steering is power assisted and has
seating for the driver only.
Service brakes are
hydraulic, power operated, wet disc type with a
mechanical hand brake for the rear wheels. A 24-volt
9-2
ANF0902
Figure 9-2.—A/S32A-30A aircraft ground support equipment
towing tractor.
ANF0903
Figure 9-3.—A/S32A-31A aircraft towing tractor.
ANF0904
Figure 9-4.—A/S32A-32 aircraft towing tractor.
ANF0905
Figure 9-5.—A/S32A-37 aircraft towing tractor.
