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 TM 55-1905-223-24-15
Table 2-1.
Preventive Maintenance Checks and Services
D - Daily
W - Weekly
M - Monthly
Q - Quarterly
S - Semiannually
A - Annually
B - Biennially
Interval
Items
Item
to be
NO.
DWMQ
S
A
B
Checked/
Procedures
Serviced
18
Fairlead
Check for corrosion or broken parts.
Remove corrosion with sandpaper (Item 8,
rollers (deck
mounted,
directly
Grease all fittings. Refer to LO 55-1905-223-12.
forward of the
outboard
cathead)
19
Hydraulic pump
Check for fluid leaks.
Check the pump body and all fittings and hardware for corrosion or other physical damage.
20
Directional
Check hydraulic fittings for fluid leaks.
control valve
Check electrical connections for secureness and chafing.
Check control valve body and hardware for corrosion or other physical damage.
21
Chain stopper
Check for security, corrosion, or broken parts.
22
Bow anchor
Check shackle, swivel, and detachable link for metal friction wear, corrosion, or other
chain
physical damage. Replace if metal wear exceeds 5% of total metal, or corrosion is
deeper than 5% of thickness of part. Using caliper set micrometer, measure outside
diameter of part or chain.
2-7
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