MIL-T-62319 Trucks, Cargo: Diesel Or Gasoline Engine Driven, 19,000 To 24,000 Pounds Gvw, 4X2 And 4X4, CommercialThis specification covers diesel or gasoline engine driven, four-wheel, two-rear-wheel drive, and four-wheel, four-wheel drive cargo trucks, having minimum gross vehicle weights GVW of 19,000 to 24,000 pounds, for normal operating conditions. The vehicles procured under this specification are commercial items which shall be warranted by the manufacturer as specified in acquisition documents.

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MIL-T-62319C

* 3.4.2.1 Starting system. For diesel engine driven vehicles, a 12- or 24-volt direct current (dc) starting system, with l2-volt dc lighting system, and not less than a 60-ampere alternator, shall be furnished. Engine starting equipment shall include an ether starting system or glow plug. If an ether system is furnished in lieu of a glow plug, it shall be of the measured shot type. The measured shot type ether system shall be key operated or manually operated from the driver's compartment and shall be inoperative with the engine warm. Complete provisions for a replaceable reservoir of not less than 12 fluid ounces and shall be furnished. A reservoir need not be furnished.

3.4.2.2 Ignition system. For gasoline engine driven vehicles, a 12-volt dc ignition system shall be furnished. Except as otherwise specified, an alternator of not less than 40-ampere rated capacity and which provides not less than 16 amperes dc output at normal engine idle speed shall be furnished. When an electric motor driven hydraulic tailgate is furnished (see 3.1.1.10), or when a converter type 24-volt system is provided for trailer connector (see 3.4.2.7), an alternator of not less than 60-ampere rated capacity, and which provides not less than 16 amperes dc output at normal engine idle speed, shall be furnished.

* 3.4.2.3 Lighting. All vehicle lights, reflectors, and wiring shall conform to Federal Motor Carrier Safety Regulations 393.12, 393.19, 393.20 and 393.22 through 393.26(d). Lights and reflectors shall not be mounted on vertical surface of rub rails or mounted on vehicle bumpers (unless recessed and fully protected).

* 3.4.2.4 Turn signals. Turn signal lamps shall conform to SAE J588. Operating units shall conform to SAE J589, class A, and shall be mounted on the steering column. The vehicle shall be provided with double-faced front signal units and single-faced rear signal units installed in accordance with SAE J588. Turn signal operating units shall be self-cancelling type with visible and audible type flash indicators.

3.4.2.5 Batteries. Each battery shall be of 12-volt potential. The total reserve capacity

rating and total cold cranking ampere rating at 0 F, both measured in accordance with SAE J537, shall be not less than specified in table V. The batteries shall be of the maintenance-free type having the maintenance-free characteristics listed in W-B-l31.

TABLE V. Batteries.