CHAPTER 7: MAINTENANCE OF TRANSMISSION AND OUTPUT REDUCTION DRIVES
TM 9-2350-256-20
7-9 REPLACE TRANSMISSION OUTPUT REDUCTION DRIVES AND DRIVE COUPLINGS--Continued
a. REMOVAL
1
Remove drive coupling (1) from output reduction drive (2).
NOTE
Output reduction drive alignment ring (3) is removed from right-side output reduction drive (2) only.
2
Remove output reduction drive alignment ring (3) from output reduction drive (2).
3
Remove cotter pin (4) and straight pin (5). Disconnect brake rod (6).
4
Remove lubrication fitting (7), if necessary.
WARNING
Be sure to place wooden block (8) under output reduction drive (2) before removing.
5
Place wooden block (8) under output reduction drive (2).
6
Remove 19 self-locking bolts (9) holding output reduction drive (2) to vehicle hull.
CAUTION
Jackscrews
(10)
must
make
output
reduction drive (2) clear hull to ensure
proper lifting sling operation.
7
Install two jackscrews (10) into two threaded holes in
output reduction drive (2). Tighten jackscrews al-
ternately and move output reduction drive out app-
roximately 2 in. (51 mm).
7-12