TM 55-1520-240-23-4
5-5
PRESSURE TEST ROTARY-WING HEAD SEALS AND PACKINGS
(Continued)
5-5
17.
Loosen pressurizing filling (21) just enough to
bleed pressure. When gage pressure is 0 psi,
remove filling and packing (20).
18.
Install packing (20) and plug (19). Torque plug to
85 inch-pounds. Lockwire plug. Use lockwire
(E231).
INSPECT
FOLLOW-ON MAINTENANCE:
Close work platform (Task 2-2).
END OF TASK
5-30