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 TM 55-1905-242-14
GENERAL SUPPORT MAINTENANCE
FOR LANDING CRAFT, MECHANIZED (LCM-8) (ALL VESSELS WITH MOD 2 APPLICATION)
RAMP LOCKING HYDRAULIC CYLINDERS, REPAIR
INITIAL SETUP:
Tools and Special Tools:
Materials/Parts:
Tool Kit, Mechanic's Rail and Marine (Item 1,
Hydraulic Fluid (Item 1, Table 2, WP 0230 00)
Table 1, WP 0230 00)
Cleaning Solvent MIL-PRF-680 (Item 2, Table 2,
Wrench, Torque, 1/2" Drive, 0-200 lb-ft
(Item 12, Table 1, WP 0230 00)
Gloves, Chemical Protective (Item 3, Table 2, WP 0230 00)
Goggles, Industrial, No Vents (Item 4, Table 2,
Equipment Condition:
Ramp locking hydraulic cylinders removed
Rag, Wiping (Item 5, Table 2, WP 0230 00)
Ring, Wiper (p/n 50-00015-003, qty 1)
Seal, Bushing (p/n 50-00001-024, qty 1)
Personnel Required:
Seal, Rod (p/n 50-00006-049, qty 1)
Two Watercraft Engineers, 88L
O-Ring Barrel (p/n 50-00001-029, qty 2)
Seal, Piston (p/n 50-00001-013, qty 1)
Seal, Piston (p/n 50-00007-019, qty 1)
References:
TM 55-1905-242-24P (WP 0093)
DISASSEMBLY
WARNING
Cleaning solvent is flammable and its vapor is potentially explosive. Do not use clean-
ing solvent in the vicinity of spark, open flame, or excessive heat. Do not use cleaning
solvent in unventilated spaces. Failure to comply can result in serious injury or death.
Do not allow hydraulic fluid or cleaning solvent to come in contact with unprotected
skin or eyes. Prolonged skin contact can cause illness or injury. Eye contact can cause
serious injury. Always wear chemical protective gloves and goggles when handling
used hydraulic fluid and cleaning solvent. Failure to comply can result in illness, seri-
ous injury, or death.
1.
Don chemical protective gloves and goggles.
2.
Remove the retainer plate bolts (1), nuts (2), and retainer plate (3).
3.
Remove the rod end head (4) from the barrel (5).
4.
Remove the blind end cap (6) from the barrel (5).
5.
Withdraw the piston (7), rod (8), and attached parts from the barrel (5).
6.
Remove the wiper (9), cap seal (10), rod seal (11), and barrel seal (12) from the rod end head (4).
0215 00-1
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