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Highway and rail transportability Highway |
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|  MIL-C-53057(ME)
this test. Inability to shift as specified in 3.11.1 shall constitute
failure of this test
4.6.2.7 Ground clearance angles of approach and departure Test the
.
crane in accordance with test method No. 4.
Nonconformance to 3.1.2.5 shall constitute failure of this test.
4.6.2.8 Drift. Test the crane in accordance with test method No. 5.
Nonconformance to 3.9.10 shall constitute failure of this test.
4.6.2.9 Gradeability, dynamic stability, emergency and parking
brake. Test the crane in accordance with test methods No. 6 and 7.
Inability of the crane to operate on slopes as specified in 3.9.1.2,
3.9.2, 3.18.2, and 3.18.3 or inability of the brakes to stop and hold
the crane shall constitute failure of this test.
4.6.2.10 ANSI stability. Test the crane stability in accordance
with SAE J765. Nonconformance to 3.9.1.1 shall constitute failure of
this test.
4.6.2.11 Steering.
4.6.2.11.1 Obstacle course. Test the crane in accordance with test
method No.8. Inability of the crane to negotiate the test course or
hitting of any markers shall be considered loss of operator control
as specified in 3.17 and shall constitute failure of this test.
4.6.2.11.2 Emergency steering. Test the emergency steering
capability of the crane in accordance with SAE J53. Inability of the
crane to negotiate the test courses shall constitute failure of this
test.
4.6.2.11.3 Steering wheel and parking brake force Test the
.
steering wheel and handbrake lever in accordance with test method No.
10. Nonconformance to 3.17.1 or 3.18.2 shall constitute failure of
this test.
4.6.2.12 Highway and rail transportability Highway
.
transportability including disassembly times and disassembled crane
dimensions if disassembly is required for highway transport shall be
tested in accordance with teat method No. 11. Rail transportability
shall be tested in accordance with MIL STD-810, method 516.3,
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procedure VIII - Rail Impact. Nonconformance to 3.1.3, 3.1.3.1, or
3.1.3.2 shall constitute failure of this test.
4.6.2.13 Transmission stall. Test the crane in accordance with test
method No. 12. Permanent deformation or damage to the pintle hook
mounting provisions or crane frame (see 3.26.1), temperatures not in
accordance with 3.11, or nonconformance to 3.11.1.1 shall constitute
failure of this test. Exhaust back pressure not in accordance with
3.10.2.8 shall constitute failure of this test.
4.6.2.14 Service brake. Test the crane in accordance with test
method Nos. 14 and 15. Stopping distance not as specified in 3.18.1
or loss of operator control shall constitute failure of this test.
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