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.

Pages 1 - 2 - 3 - 4 - 5 - 6 - 7 - 8 - 9 - 10 - 11 - 12 - 13 - 14 - 15 - 16 - 17 - 18 - 19 - 20 - 21 - 22 - 23 - 24 - 25 - 26 - 27 - 28 - 29 - 30 - 31 - 32

MIL-T-62320C

3.4.2.6.1 Converter type 24-volt. system. The 12- to 24-volt converter(s) shall operate from the 12-volt battery supply (see 3.4.2.6). The output capacity shall be not less than 12 amperes.

3.4.2.6.2 Alternator type 24-volt system. The alternator type 24-volt system shall be separate from the 12-volt vehicle lighting and ignition system and shall include:

(a) Nominal 24-volt alternator with not less than a 25-ampere rated capacity and capable of providing not less than a 7-ampere dc output at normal engine idle speed

(b) Two 12-volt batteries with a combined capacity of at least 40 ampere-hours at a

20-hour rate or one 24-volt battery with a capacity of at least 20 ampere-hours at a

20-hour rate.

(d) An ammeter, mounted on the instrument panel.

3.4.2.7 Radio interference suppression. The vehicle shall be suppressed to limit electromagnetic radiation in accordance with SAE J551. Any body equipment emitting electromagnetic radiation shall be suppressed to the same level as the vehicle chassis.

3.4.3 Fuel system. The fuel system shall conform to Federal Motor Carrier Safety

Regulations 393.65 and 393.67.

* 3.4.3.1 Air cleaner. An air cleaner shall be furnished.

* 3.4.3.2 Fuel tank(s). The fuel tank(s) shall have a total capacity of not less than 50 gallons (43 gallons for vehicles destined for California). When more than one tank is furnished on diesel engine driven vehicles, means shall be provided to assure an equalized fuel level in both tanks. When more than one tank is furnished on gasoline engine driven vehicles, a selector valve connecting either tank to the engine fuel intake shall be provided and means shall be provided to monitor the fuel level of either tank from a single gage.

3.4.4 Exhaust system. The exhaust system shall conform to Federal Motor Carrier Safety Regulation 393.83. Vertical mufflers capable of being reached easily by personnel entering or leaving either side of the cab shall be provided with a heat shield. Vertical exhaust systems shall be provided with a hinged rain cap.

3.4.5 Gear train.

3.4.5.1 Manually shifted transmission. Unless otherwise specified (see 3.4.5.3), a manually shifted transmission shall be provided on the vehicle. Input torque capacity of the transmission shall be at least equal to the maximum torque delivered by the engine. The transmission shall be