MIL-V-62008B(AT)
4.5.3 Comparison tests. The Government may select vehicles any time during the contract production period and subject vehicles to all tests as listed on table VIII and table IX to reveal deficiencies of manufacture or materials that may reduce the effective operation of these items in the field and to compare existing quality with previous standards. These tests shall be conducted at Government laboratories or proving grounds designated by the contracting officer. Selection of vehicles shall be on a spot check basis. Comparison test vehicles shall be combat loaded with all OVE stowed in their applicable spaces to conform to 3.4.2. Vehicles selected shall not include any vehicles previously tested for conformance to 4.5.2.
4.5.3.1 Test failure. Failure of any vehicle tested as specified in 4.5.3 to comply with any of the requirements specified in the contract, or any major deficiency of a workmanship or materials nature occurring during, or as a result of the test, may be cause for refusal to continue acceptance of vehicles by the Government until evidence has been provided by the manufacturer that corrective action has been taken to eliminate the conditions.
TABLE IX. 2,000 Mile test combat loaded
(Government Proving Ground).
Course |
Mileage and speeds |
Hard surface roads Gravel and dirt roads Level cross country Hilly cross country |
200 miles at varying speeds up to maximum. 500 miles at varying speeds up to maximum. 650 miles at varying speeds up to maximum. 650 miles at varying speeds up to maximum. |
4.5.3.2 Cooling system tests. To determine conformance to 3.4.3 with the vehicle operating in specified temperature, the cooling system shall be checked for functional requirments (see 4.5.3.5).
4.5.3.3 Fuel system operational test. To determine conformance to 3.4.4, the vehicle shall be operated through all speed and gear ranges over cross country, hilly terrain, longitudinal grades, lateral slopes, and on smooth, level hard-surface roads, and vehicle observed for functional requirements.
4.5.3.4 Ventilation test. To determine conformance to 3.4.5, the vehicle shall be
"buttoned up" and the engine operated at 900 to 1000 rpm for a period of not less than
30 minutes. With all ventilating systems in operation, the main gun and machine gun shall be
fired as follows:
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