TM 9-2350-256-20-1
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7.
Main winch gear case fill and level.
a.
Remove subfloor plate (see WP 0286 00).
b.
Before operation, remove breather cap (11) and bayonet gage (12). Check to see that oil level is to the FULL mark on
gage. If level is below FULL mark, add oil (see Table 2) until oil level rises to FULL mark.
c.
Install bayonet gage (12) and cap (11).
d.
Install subfloor plate (see WP 0286 00).
8.
Breather cap-main winch gear case.
a.
Remove subfloor plate (see WP 0286 00).
b.
Remove breather cap (11) and clean it with cleaning compound (item 9, WP 0489).
c.
Install breather cap (11).
d.
Install subfloor plate (see WP 0286 00).
9.
Mechanical transmission oil filter.
a.
Remove subfloor plate (see WP 0297 00).
b.
Remove filter (13) from mechanical transmission.
c.
Clean filter (13) with cleaning compound (item 9, WP 0489 00).
d.
Install filter (13).
e.
Install subfloor plate (see WP 0297 00).
10. Hoist winch gear case drain.
NOTE
Drain oil from hoist winch gear case when oil is at operating temperature.
a.
Open access door (14).
b.
Place a suitable receiving container of three-gallon capacity under oil outlet. Open hull drain valves (15); then open
hoist winch drain valve.
c.
After oil has drained, close hoist winch valve; then close hull drain valve (15).
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