TM 5-5420-226-20-1
CHAPTER 2
PRINCIPLES OF OPERATION
Section I - FUNCTIONAL DESCRIPTION
This chapter contains functional descriptions of engine and hull systems allocated to organiza-
tional maintenance, describing how the systems operate and how the systems relate to other
equipment systems of the engine and hull.
Systems described in section 2 are:
Engine
Fuel system
Exhaust system
Cooling system
Electrical system
Transmission
Final drive system
Braking system
Tracks and suspension system
Steering system
Hull-interior and exterior
Personnel heater system
Speedometer and tachometer
Fixed fire extinguisher system
Engine smoke generating system
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