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|  MIL-T-52932D
4.7.2.11 Underclearance. With no load and mast in the true vertical
position, measure and record underclearance. Nonconformance to the appplicable
specification sheet shall be cause for rejection.
4.7.2.12 Stability. Perform applicable stability test specified in ASME
B56.1. Nonconformance to 3.6.13 shall be cause for rejection.
4.7.2.13 Travel speed. Operate the truck at governed speed on a level
surface with capacity load in carry position. Truck shall attain speed
specified in both directions. The speed shall be the average of three runs in
each direction. Nonconformance to 3.6.14 or failure of any component, over-
heating, malfunction, or leakage of fluid shall be cause for rejection.
4.7.2.14 Acceleration test. Run acceleration test as required in 3.6.15.
Nonconformance to 3.6.15 and the applicable specification sheet shall be cause
for rejection.
4.7.2.15 Endurance testing. Unless otherwise specified (see 6.2) the
truck, carrying the capacity load, shall be operated for a minimum of 280
hours over a course as shown in figure A-1 following the criteria laid out in
the truck operations test method no. 1. The surface shall be paved with
concrete, asphalt, macadam or equivalent. Any incident resulting in internal
component failure of the engine, transmission, transfer case, differential,
hydraulic pump or permanent deformation of the truck chassis shall constitute
an endurance failure. Fluid leakage, inability to perform operation, or
overheating shall also constitute an endurance failure. Inability of the
alternator to maintain the battery charge at full electric load shall also
constitute an endurance failure. Any unscheduled maintenance action during
this truck operation demonstration taking one person more than 15 minutes to
correct shall constitute a reliability failure. Any endurance failure shall
be cause for truck rejection. A total of four reliability failures shall be
cause for rejection. During this test, the truck shall operate without
refueling for the minimum time specified in 3.11.1 or 3.11.2 as applicable.
4.7.3 Nuclear-biological-chemical (NBC) operability. When specified (see
6.2) the truck shall be tested in accordance with 3.8.1. Nonconformance to
3.8.1 shall constitute failure of this test.
4.7.4 Maintenance operations. Perform the maintenance operations as listed
in 3.9.1. Nonconformance to 3.9.1 shall constitute failure of this test.
Transportabilitv test.
4.7.5
4.7.5.1 Slinging and tiedown provisions test. The slinging and tiedown
provisions shall be tested in accordance with MIL-STD-209 to prove conformance
to 3.10.1. Inability to meet the requirements of 3.10.1 shall constitute
failure of this test.
4.7.5.2 Air transportability test. Unless otherwise specified (see 6.2)
the trucks shall be tested in accordance with MIL-STD-1791 to prove
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