TM 9-2320-279-34-3
M977, M985, and M984E1 Crane Maintenance Instructions (Cont)
17-25.1 HOIST ADJUSTMENT (M984E1) (CONT).
CAUTION
Be sure crane is engaged in high idle. Low idle may
cause damage to crane.
(7)
While operating hoist up lever (11),
adjust internal screw (12) until gage
reads between 1700 psi (11721.5 kPa)
and 1900 psi (13 100 kPa).
b.
(10)
Release solenoid valve button (8).
(11)
Install preformed packing (7) and
plug (6).
(12)
Install seal (5) and plug (4), and tighten
screw (3).
(13)
Remove gage from test port (2).
(14) Install cap (1).
Follow-on Maintenance. None.
END OF TASK
(8)
Remove crane (9) from immovable
object (10).
(9)
Return crane to stowed position
(TM 9-2320-279-10).
17-116.2
Change 3
