MIL-T-62079 Truck, Panel: Police Patrol Conversion, 8,000 Pounds Gvw, 4X2, CommercialThis specification covers a gasoline engine driven, four-wheel, two-rear wheel drive, forward control type, commercial panel or window van truck converted to a police patrol wagon with a rear compartment for confined occupants. The vehicles have a minimum gross vehicle weight GVW of 8,000 pounds. Vehicles procured under this specification are commercial items which are warranted by the manufacturer as specified in acquisition documents.

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MIL-T-62079E

3.3.2 Service brakes. The service brakes shall control and hold the vehicle, when loaded to its specified GVW, on a 30 percent grade. The service brakes shall stop the vehicle, loaded to the specified GVW, within the stopping distance requirements of Federal Motor Carrier Safety Regulation 393.52.

3.3.3 Parking brakes. A hand or foot actuated parking brake shall be furnished in addition to the service brakes. When a foot actuated parking brake is furnished, a hand lever shall be furnished to release the parking brake. The vehicle parking brake shall be capable of holding the vehicle loaded to the specified GVW on a 30 percent grade.

3.4 Chassis components.

* 3.4.1 Engine. The engine shall be a liquid cooled, internal combustion, four-stroke cycle, gasoline type, with not less than six cylinders. The engine shall develop not less than 110 net brake horsepower at the manufacturer's recommended governed speed. The engine net horsepower rating shall be in accordance with SAE J1349. The engine shall develop the specified horsepower when operated on unleaded fuel with a research octane rating of 91. The engine shall be capable of warranted operation on unleaded fuel. Unless otherwise specified or required by foreign laws, vehicles for overseas use shall be capable of accepting and operating on leaded gasoline.

* 3.4.1.1 Oil filter. A full flow oil filter shall be furnished.

* 3.4.1.2 Cooling system. The cooling system shall maintain engine coolant at a temperature below the boiling point with the vehicle loaded to rated GVW and operated at an altitude of

10,000 feet above sea level or in an ambient air temperature of not less than 125 degrees

Fahrenheit ( F). A coolant level indicator consisting of an unbreakable translucent reservoir shall be provided in a position readily visible for checking the coolant level. The translucent reservoir shall be part of the coolant recovery system.

* 3.4.1.3 Coolant temperature control. Thermostatic control of engine coolant temperature shall be provided.

* 3.4.1.4 Fan clutch. A fan clutch shall be provided. The fan clutch shall reduce the fan speed automatically when the fan is not required for engine cooling. The fan clutch shall be asbestos free.

3.4.1.5 Power plant heaters. When specified (see 6.2), coolant and battery heaters shall be provided. The heaters shall operate on 110-volts alternating current (ac), and shall be wired through a junction block, including a fuse or a circuit breaker, to a single three pronged (male), weatherproof, slave receptacle for receiving external power and grounding the vehicle. A three wire connecting cable, 25 feet long and of adequate line capacity to supply power for the heater