TM 9--2350--292--20--10005 00--17THEORY OF OPERATION -- CONTINUED0005 00DEEP WATER FORDING KITThe deep water fording kit as installed on the M88A2 HRV permits fording to a maximum depth of 7 feet, 6 inches(2.286 m). The design of the deep water fording equipment permits the vehicle to be completely operable on landor in water, providing maximum depth is not exceeded.MainEngineExhaustThe main engine exhaust system (1) for deep water fording consists of a series of pipes toprovide the proper venting of the exhaust for the right and left banks of the engine. A flexible bellowed--type pipe isclamped to the main engine exhaust outlet. Utilizing a slip--joint, each pipe is attached to the main engine exhaustpipe which ducts the exhaust gases through the rear engine deck. To each main exhaust pipe, a 4 1/2--inch(114.3 mm) diameter pipe which extends above the specified depth, is clamped and sealed. Two clamps, bolted tothe engine deck, are used to hold the system in proper position.MainEngineAirInlet The main engine air inlet system (2) provides for the use of outside air for the main enginewhile the vehicle is in the water. The system (2) consists of two pipes and two seals, which cover and seal each ofthe air intake vents on the top of the vehicle cab.12
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