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 TM 55-1905-223-24-1
(1) Use an arbor press to support the gear (12) with the shaft oil hole down.
(2) Remove the gear by pressing on the shaft.
(3) Measure the shaft outside diameter at the gear location. Verify outside
diameter is between 1.5660 inch (39.776 mm) and 1.5670 inch (39.802 mm).
Replace shaft if outside diameter is not within specifications.
(4) Measure the inside diameter of the spur gear (12). Verify the inside
diameter is between 1.5640 inch (39.726 mm) and 1.5650 inch (39.751 mm).
Replace gear if inside diameter is not within specifications.
(5) Apply a smooth coating of Loctite 609 on the gear (12) bore. Use an arbor
press to support the gear. Press in the shaft (5) until the gear touches
the shoulder of the shaft.
REPLACEMENT
a. Install pipe plug (10, FIG. 3-5) in support (14). Tighten to 135 in-lb (15
N-m).
b. Use Lubriplate No. 105 to lubricate the grooved surface on the thrust washer
bearing (13).
CAUTION
The thrust washer bearing (13) must be installed so that the side
with the oil grooves is toward the gear. Failure will result if the
bearing is installed incorrectly.
c.
Install the thrust washer bearing (13) in the counterbore of the support
(14).
d. Use Lubriplate No. 105 to lubricate the bores of the bushings (6) and to
lubricate the shaft (5).
e. Install the shaft (5) and spur gear (12) in the support with the spline end
of the shaft being inserted first.
f.
Use Lubriplate No. 105 to lubricate the thrust washer bearing (4).
CAUTION
The thrust washer bearing (4) must be installed so that the side
with the oil grooves is toward the clamping washer (3). Failure
will result if the bearing is not installed correctly.
g. Install the thrust washer bearing (4) in the counter bore of the support
(14).
3-24
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