TM 55-1680-320-23 & P
2-18. BOOM HEAD ASSEMBLY - SERVICE
This task covers: Draining and Servicing
67N, UHl Helicopter Repairer
67T, UH60 Helicopter Repairer
Automatic Transmission Fluid (Item 3,
Lockwire (Item 18, App. D)
Tools and Test Equipment:
Tool Set, Aviation Unit Maintenance
Tool Kit, Aircraft Mechanic
Hoist installed in assembly stand
Equipment Condition Para:
Before removing boom head drain
plugs, place container below boom
head to catch fluid.
Remove lockwire from drain plugs (1) and
discard. Remove drain plugs from side covers
(2) and allow fluid to drain.
b. Remove and discard packings (3). Lubricate
new packings and install onto drain plugs (l).
Install plugs into side covers (2) and secure
GO TO NEXT PAGE