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TM 55-1905-223-24-10
requirements for the system hydraulic fluid. See MIL-HDBK-113B for selection of lubrication and LO 55-
1905-223-12, Lubrication Order for guidance.
(6) If the flashpoint is more than 9 (50 C) below specification requirements, or the viscosity varies more
F
than 5% from that specified, repeat tasks (1) through (5).
b. Cleaning Hydraulic Power Pack Assembly from Storage.
(1) Move hydraulic power pack assembly to a staging area prior to installation on vessel.
(2) Accomplish tasks in paragraph 2-13, flush power pack assembly with petroleum solvent, and dry out with
compressed air.
(3) Install piping plugs in all parts, flush external surface with cleaning solvent, and dry with compressed air.
Reinstall hand hole covers with new gaskets and change all filters. Power pack is ready for installation on
vessel.
c. Inspection of Hydraulic Power Pack Assembly. Prior to restoring system to normal operation, make the following
system checks.
(1) Visually inspect all hydraulic system valves, piping and fittings for leakage, wear or damage. Repair or
replace as required.
(2) Visually inspect all electrical system conduit fittings and terminal connectors for tightness.
(3) Visually inspect solenoids and switches for build up of dirt, dust, etc., and clean as required. Apply a light
coat of silicone spray lubricant.
(4) If required, paint the power pack assembly as per TM-43-0139, painting instructions for field use.
2-38. Temporary Storage Bow Ramp Winch Assembly.
If this bow ramp winch and associated components remain
out of service for an extended period (30 days or longer) accomplish the following tasks to minimize rust and corrosion.
The following procedures will include preservation of the bow ramp winch assembly, wire ropes, chains, sheaves and
associated threaded fittings such as turnbuckles and shackles when the system is to be left intact.
a. Short or Long term Storage system intact.
(1) Operate system (reference paragraph 2-5), lower ramp, and u nwind remaining wire rope from drum.
(2)
Coat wire rope from winch to bow ramp including chain, shackles and turnbuckles with preservative
conforming to FED-VV-L-751 Type II Grade B.
2-73


 


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