MIL-T-45380 Trucks, Maintenance: Earth Auger, Turntable Base, Diesel Engine Driven, 28,000 Pounds Gvw, 4X4, Modified CommercialThis specification covers an earth auger with a turntable, mounted on a diesel engine driven, four wheel, four wheel drive, modified commercial truck chassis having a minimum gross vehicle weight GVW of 28,000 pounds for normal operating conditions.

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

MIL-T-45380E(AT)

*          3.4.1.9  Fuel fired engine preheater.  When specified (see 6.2), for diesel engine driven vehicles, a diesel fuel fired engine water heater shall be furnished to preheat the engine.  The heater shall include a timer, a thermostat and a circulating pump and shall be connected to the engine coolant system.  The heater shall be capable of starting and operating at minus 60°F and

shall heat the engine to plus 40°F from minus 60oF in not more than 1 hour.  The system shall be

equipped with a light, visible to the driver, to indicate that the preheater is operating.

3.4.2  Electrical system.  The electrical system shall be in accordance with Federal Motor

Carrier Safety Regulations 393.27 through 393.31 and 393.33.

*          3.4.2.1  Starting system.  A 12- or 24-volt direct current (dc) starting system, with a

12-volt dc lighting system shall be furnished.  Engine starting equipment shall include an ether starting system, glow plug or electric grid heater.  If an ether system is furnished in lieu of a glow plug or grid heater, 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 ether reservoir of not less than 12 fluid ounces shall be furnished.  A reservoir need not be furnished.

*          3.4.2.2  Alternator.  Unless otherwise specified (see 6.2) on diesel engine driven vehicles, a minimum 75-ampere alternator shall be furnished.  The alternator output with the engine at engine idle speed shall be not less than 45 amperes.

*          3.4.2.3  Lighting.  All vehicle lights, reflectors, and wiring shall be as specified herein and shall conform to Federal Motor Carrier Safety Regulations 393.12, 393.13, 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.

*          3.4.2.4  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 be

self-cancelling and 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 ratings and the total cold cranking ratings at 0°F, both measured in accordance with SAE J537, shall be not less than specified in table II.  The batteries shall be of the maintenance free type having the maintenance free characteristics listed in W-B-131.

12