MIL-T-62097 Truck, Motor Home Shell, For Customization Into Mobile Laboratory, Electronics Van, Work Area, Etc., 14,000 Pounds Gvw, 4X2, Modified CommercialThis specification covers diesel and gasoline engine driven four-wheel, two-rear wheel drive, forward control motor home shells, having a minimum gross vehicle weight GVW of 14,000 pounds, for normal operating conditions. The vehicle has an integral drivers compartment and body for later installation of such special equipment as may be desired. Vehicles procured under this specification are commercial items which are warranted by the manufacturer as specified in procurement documents.

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MIL-T-62097C

furnished on gasoline engine driven vehicles, a selector valve connecting either tank to engine fuel intake shall be provided and means shall be provided to monitor the level of either tank from a single fuel gage; or an equalizing pump shall be used to maintain the same fuel level in both tanks.

* 3.4.3.3 Fuel and water separator. The manufacturer's standard or optional fuel filter shall be provided. When specified (see 6.2), a fuel and water separator shall be furnished. The separator shall include a water coalescer and a drain valve. When a separator is required, a combination filer/separator unit may be furnished.

* 3.4.4 Exhaust system. The exhaust system shall conform to Federal Motor Carrier Safety Regulation 393.83. The exhaust system shall discharge at the rear of the vehicle or to the side behind the rear wheels. Except when a turbocharged engine is specified, a spark arrester shall be furnished. The spark arrester shall have an 80 percent arresting efficiency when rated in accordance with SAE J350.

3.4.5 Tranamission. Input torque capacity of the transmission shall be at least equal to the maximum torque delivered by the engine. Transmission and axle gear ratios shall be selected to provide the performance specified in 3.3.1 through 3.3.1.3.

* 3.4.5.1 Automatic transmission. The vehicle shall have an automatic transmission. The automatic transmission shall include a hydraulic torque converter and not less than four forward gear ratios. Normal driving range selector position shall provide not less than four gear ratios without movement of the selector. The transmission shall be provided with a power takeoff opening.

3.4.6 Driveline components. Driveline components shall be adequate to transmit the maximum delivered torque of the engine, as developed through the maximum gear train reduction.

3.4.7 Frame. The chassis frame shall be the manufacturer's standard for the model vehicle furnished. Frame members shall provide sufficient structural strength in the chassis frame through increased resisting bending moment to at least equal the load imposed with the vehicle loaded to specified GVW. Chassis frame rails shall not protrude beyond the rear end of the vehicle.

3.4.8 Suspension. The vehicle shall be equipped with a suspension system with components having a rated capacity at least equal to the load imposed on each member,

measured at the ground, with the vehicle loaded to specified GVW. When suspension capacity is

rated at the spring pads, unsprung weight shall be deducted. Vehicle shall be equipped with heavy duty hydraulic, double-acting shock absorbers at the front and rear wheels. The suspension system shall resist vibration, road noise, tip and roll of the body. When specified (see 6.2), variable rate springs and adjustable shock absorbers shall be provided.