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|  MIL-C-53057(ME)
4.6.2.15 Maintainability. Test the crane in accordance with test
method No. 17. Nonconformance to 3.7, as applicable, shall constitute
failure of this test.
4.6.2.16 Marine transportability. Obtain the overall crane weight
and width. Nonconformance to the requirement of 3.1.3.3 shall
constitute failure of this test.
4.6.2.17 Hydraulic system.
4.6.2.17.1 Pump inlet pressure. Test each pump in accordance with
test method No. 18. Pressure differential between atmospheric
pressure and the vacuum in the line in excess of that specified in
3.12.1.4 shall constitute failure of this test.
4.6.2.17.2 Hydraulic filter and filter assembly Test the hydraulic
.
filter in accordance with test method No. 19 and either test to
MIL-F-52723 or provide certification with supporting test data.
Nonconformance to 3.12.3.1 or 3.12.3.2, as applicable, shall
constitute failure of this test.
4.6.2.17.3 Hydraulic system roll-off cleanliness. Test each crane
in accordance with test method No. 20. Continue cleanup procedure
until the average of three consecutive counts conform to 3.12.8.
4.6.2.17.4 Hydraulic cylinders. Test each cylinder in accordance
with test method No. 21. Nonconformance to 3.12.7 shall constitute
failure of this test.
4.6.2.17.5 Pump contaminant tolerance. Either test the pump(s) in
accordance with the procedure set up in NFPA Recommended Standard
T.3.9.18-1976 or provide certification with supporting data. Report
contamination analysis data in accordance with ANSI Standard B93.30M
(see 3.12.2). Nonconformance to 3.12.2 shall constitute failure of
this test.
4.6.2.17.6 Hydraulic fittings. Test the crane in accordance with
test method No. 29. The contractor shall furnish a complete set of
hose assemblies with reusable fittings for conduct of this test.
Nonconformance to 3.12.1.1 shall constitute failure of this test.
4.6.2.17.7 Hydraulic control valves. Either test the hydraulic
control valves in accordance with 3.12.6 or provide certification
with supporting data. Nonconformance with 3.12.6 shall constitute
failure of this test.
4.6.2.17.8 Hydraulic lock-up and manual over-ride. Test the crane
in accordance with test method No. 13. Nonconformance to 3.12 or 3.14
shall constitute failure of this test.
4.6.2.18 External leakage. An external leakage test shall be
conducted at the conclusion of the schedule of test indicated in
table III. Observe and record accumulated leakage at practical
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