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 TM 55-1905-223-24-16
b. Use feeler gauge to check axial end play. The play should be 0.003 to 0.005 inches.
c.
Install shims until the shafts rotate freely with the required axial end play.
REPLACEMENT
a. High Speed Shaft Assembly. (FIGURE 4-32)
(1)
Attach lifting device and sling (1) to lifting points on high speed shaft.
(2)
Lower high speed shaft while exercising care as shaft assembly engages with lower gear box assembly.
(3)
Remove lifting sling.
b. Intermediate Speed Pinion. (FIGURE 4-31)
(1)
Attach lifting sling (1) to lifting points on intermediate speed pinion.
(2)
Lower intermediate speed pinion while excercising care as pinion engages with lower gear box assembly.
(3)
Remove lifting sling.
c.
Intermediate Speed Gear Assembly. (FIGURE 4-30)
(1)
Attach lifting sling (1) to lifting points on intermediate speed gear assembly.
(2)
Lower gear assembly while excercising care as gear assembly engages with lower gear box assembly.
(3)
Remove lifting sling.
d. Low Speed Gear Assembly.
(1)
Replace low speed gear assembly, paragraph 4-13.
(2)
Perform steps b and c under adjustment procedures.
e. Upper Housing Assembly.
(1)
Replace gear box upper housing assembly, paragraph 4-13.
(2)
Replace spool and shaft, paragraph 4-13.
(3)
Replace brake reducer/mount coupling, paragraph 4-13.
(4)
Replace failsafe brake assembly, paragraph 2-16.
4-77
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