MIL-T-62320 Trucks, Van: Shop, Diesel And Gasoline Engine Driven, 19,000 Pounds Gvw, 4X2 And 4X4, CommercialThis specification covers diesel and gasoline engine driven, four-wheel, two-rear-wheel drive, and four-wheel, four-wheel drive, shop van trucks having a minimum gross vehicle weight GVW of 19,000 pounds for normal operating conditions. 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-62320C

3.4.2.2  Ignition system.  For gasoline engine driven vehicles, an ignition system of 12-volt dc potential shall be furnished.  An alternator of not less than a 40-ampere rated capacity and which provides not less than 16 amperes dc output at normal engine idle speed shall be

furnished.  When a converter type 24-volt system is provided for a trailer receptacle (see 3.4.2.6), 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 the vertical surface of rub rails (unless recessed and fully protected) or mounted on vehicle bumpers.

*    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.  Turn signal units shall be installed in accordance with SAE J588.  Turn signal operating units shall have a visible and audible type flash indicator.

3.4.2.5  Batteries.  Each battery shall be of 12-volt potential.  The total reserve capacity rating and the total cold cranking rating at 0OF, both measured in accordance with SAE J537, shall be not less than that specified in table II.  Batteries shall be of the maintenance-free type having the maintenance-free characteristics listed in W-B-131.

TABLE II.  Batteries

3.4.2.6  Auxiliary 24-volt system with trailer receptacle.  When specified (see 6.2) , an auxiliary 24-volt system with a trailer receptacle assembly shall be furnished.  Either a converter type (see 3.4.2.6.1) or an alternator type (see 3.4.2.6.2) system meeting specified requirements shall be furnished.  A trailer receptacle, conforming to MS75021-2 with cover assembly, shall be provided in an accessible location at the rear end of the vehicle.  A twelve-conductor truck

tractor lighting cable not less than 110 inches long, with both ends of the cable equipped with connectors conforming to MS76021-1 and MS76020-2, shall be furnished.  The cable assembly shall be stowed in the vehicle.  The 24-volt service lighting circuit shall be connected through the appropriate lighting controls to terminals B, D, E, J, and L of MS75021-2.

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