TM 55-1520-240-23-4
5-12
REMOVE PITCH HOUSING OIL TANK SIGHT INDICATOR
(Continued)
5-12
2.
Remove lockwire between filler plug (5) and sight
indicators (3). Remove filler plug and packing (7).
3.
Remove lockwire from two plugs (8). Loosen
plugs and drain oil until oil level is below sight
indicator (3). Tighten plugs. Lockwire plugs
together. Use lockwire (E231).
Do not turn rotors with sight indicator
removed. Turning rotors will cause oil
to spill from open port.
4.
Remove sight indicator (3) and packing (9).
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