TM 9-2350-267-10
Section III. PRINCIPLES OF OPERATION
MAIN ENGINE - a turbocharged, 2-cycle, V-8 engine. The engine provides power
necessary to drive the vehicle transmission. The engine also drives the hydraulic backup
pump when the backup pump is engaged.
TRANSMISSION - transmission, differential, steering and braking are combined into one
unit. Uses cross-drive torque converter to transmit torque to final drive assemblies.
Provides 4-speed forward capability, 2-speed reverse.
BACKUP HYDRAULIC PUMP - an engine-driven backup pump is provided to supply
hydraulic fluid if the auxiliary power unit (APU) fails. The backup pump is the rotary-gear
type. The backup pump is connected to the engine by a manually operated pump and
clutch system.
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