TM 1-1520-238-23
2-390
Change 8
2.107.
VERTICAL STABILIZER REMOVAL/INSTALLATION – continued
(8) Install two shear bolts (21) through recessed
washers (22) and lugs (23) in forward tail-
boom elastomeric mounts (24). Ensure re-
cessed side of washer (22) is installed
against bolt head (21).
(9) Install two shear bolts (23.1) through re-
cessed washers (23.2) and washer (23.3)
and lugs (23) in aft tailboom elastomeric
mounts (24). Ensure recessed washer (23.2)
is installed against bolt head (23.1).
(10) Torque two bolts (21) and two bolts (23.1) in
sequence to 75 INCH-POUNDS. Use torque
wrench.
(11) Torque two bolts (21) and two bolts (23.1) in
sequence and in increments of 350 INCH-
POUNDS up to 1385 INCH-POUNDS. Use
adapter and applicable torque wrench.
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24
22
23
21
M04-2990-20A
24
23
23.3
23.1
23.2
AIRCRAFT WITH ELASTOMERIC MOUNTS
AFT MOUNT
FWD MOUNT
