MIL-T-62021 Trucks, Pipe And Sewer Cleaner: High Pressure Water Jet Type, 5680 Liter 1,500 Gallon, 12 700 Kilograms 28,000 Pounds Gvw, 4X2, Modified CommercialThis specification covers diesel and gasoline engine driven, four-wheel, two-rear-wheel drive, 5680 liter L 1,500 gallon, high pressure water jet, pipe and sewer cleaner modified commercial trucks having a gross vehicle weight GVW of 12700 kilograms kg 28,000 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-62021E(AT)

*          3.4.2.3  Alternator.  Unless otherwise specified (see 6.2) on diesel engine driven vehicles, a minimum 15-ampere alternator shall be furnished.  The alternator output with the engine at engine idle speed shall be not less than 45 amperes.  Unless otherwise specified (see 6.2) on gasoline engine driven vehicles, an alternator of not less than 85 amperes rated capacity, and

which provides not less than 45 amperes dc output at normal engine idle speed, shall be furnished.

3.4.2.4  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 (unless recessed and fully

protected) or mounted on vehicle bumpers.

*          3.4.2.5  Turn signal.  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 turn signal units shall be installed in accordance with SAE J588.  Turn signal operating units shall have a visible flash indicator.

*          3.4.2.6  Batteries.  Each battery shall be of 12-volt potential.  The total reserve capacity ratings and the total cold cranking ampere ratings at -18°C (0  F), both measured in accordance with SAE J537, shall be not less than specified in table I.  The batteries shall be of the maintenance free type having the maintenance free characteristics listed in W-B-131.

*                      TABLE I.        Batteries.

*          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 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 shall be not less than 189 L (50 gallon) total capacity

163 L (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 equalized fuel level in both tanks.  When more than one tank is furnished on gasoline engine driven vehicles, a selector valve

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