TM 11-6625-847-45
the sprocket with the hole in the shaft. Install the pin
(3).
g. Place the assembly in its proper position on the
tray (fig. 3-1). Install the three cleats (2, fig. 3-16) on
the three studs, and secure the sprocket assembly group
firmly in position with the three nuts (1).
3-31.
Removal of Sprocket Assembly Group B,
Tray A1A1
To remove either one of the two B-type sprocket
assembly groups (fig. 3-18) from tray A1A1 (fig. 3-17
and 3-1), loosen the setscrew and remove the selector
knob. Remove the three nuts (1, fig. 3-18) and the three
cleats (2). Detach the chain from the sprocket (4) of the
sprocket assembly group being removed.
3-32.
Disassembly of Sprocket Assembly Group B,
Figure 3-14.
Test set A-2, dc to dc converter and
Tray A1A1
regulator module A3.
To disassemble either one of the two B-type sprocket
assembly groups (fig. 3-18), proceed as given in a
c. Remove the bearing (7) and flat washer (8)d.
through d below.
Remove the washer spring (9) and flat washer (10).
a. Remove the pin (3) from the sprocket (4), and
e. Remove the retaining ring (11).
slide the sprocket off the assembly.
f. Remove the pin (12). Remove the two pins
b. Remove the flat washer (5) and bearing holder
(13), and slide off the outer ring (14).
(6).
g. Slide the inner ring (15) off the shaft (16).
c. Remove the bearing (7) and flat washer (8).
d. Remove the retaining ring (9) from the shaft
3-30.
Reassembly of Sprocket Assembly Group A,
(10).
Troy A1A1 (fig. 3-16)
3-33.
Reassembly of Sprocket Assembly Group B,
To reassemble either one of the two A-type sprocket
assembly groups, proceed as given in a through g
Tray A1A1
below.
To reassemble either one of the two A-type sprocket
a. Slide the inner ring (15) onto the shaft (16); slide
assembly groups (fig. 3-18), proceed as given in a
the outer ring (14) over the inner ring (15) so that the
through e below.
three pin holes are aligned. Insert the pin (12) and two
a. Place the retaining ring (9) on the shaft (10).
pins (18).
b. Install the retaining ring (11).
b. Install a flat washer (8) and the bearing (7).
c. Install a flat washer (10) and the washer spring
c. Place the bearing holder (6) over the assembled
(9).
components, and install a flat washer (5).
d. Install a flat washer (8) and the bearing (7)
d. Slide the sprocket (4) onto the shaft, and
position the chain on the sprocket. Align the pin hole in
e. Place the bearing holder (6) over the assembled
the sprocket with the hole in the shaft. Install the pin
components, and install a flat washer (5).
(3).
f. Slide the sprocket (4) onto the shaft, and
position the chain on the sprocket. Align the pin hole in
3-17
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