TM 55-1615-22640
and final polish to a
scratch-free finish with ab-
rasive cloth (item 3, table
1-2).
Cadmium plating re-
moved by repair should be
reapplied by brush cad-
mium plating (item 4,
table 1-2). Repair areas on
aluminum anodized sur-
faces with brush alodine
(item 9, table 1-2.)
2-24. Scissors Assembly.
2-25. Replace components of the scissors assembly as
follows:
a. Scissors (6, figure 2-1) shall be replaced if
found to be defective after Fluorescent Penetrant
inspection or if visual inspection indicates the
scissors have failed to meet the inspection require-
ments outlined in paragraph 2-18 step k.
b. Replace inner race (26) bearings (27 and 29)
spacer (28), thrust washer (25) and housing (23), with
seal (71 x 6223) (24) installed if these items fail to meet
inspection requirements,
c. Replace spacer (21), bearing set (20), and
liner (19) if these items fail to meet inspection
requirements.
NOTE
Bearing set (20) shall be
replaced as a matched set
only. Do not replace indi-
vidual bearings.
d. Replace bearing (27), spacer (28), and
bearing (29) as follows:
(1) Clean bore of liner (52, figure 2-1)
thoroughly with drycleaning solvent (item 1, table
1-2). Endure all adhesive, dirt, and grease is removed.
NOTE
Exercise extreme care
when removing adhesive
from bore of liner. Do not
enlarge bore or change
bore dimensions in any
way.
(2) After bore has been thoroughly
cleaned coat bore of liner (52) with oil (item 5, table
1-2).
(3) Use bar, T101424, to press bearing (29)
(without seal) spacer (28) and bearing (27) (with seal
on outer side) into liner (52, figure 2-l).
(4) Insert inner race (26) through bearings
(27 and 29) and spacer (28).
e. Replace bearing (51, figure 2-1)
(MS202011KP8A or AN201KP8A) if allowable play of
0.010 inch axial and/or 0.012 inch radial is exceeded.
f. Maximum allowable wear to sleeve (50,
figure 2-1) is 0.0025 inch. If ID is greater than 1.1285
inch replace sleeve as follows:
(1) Press out the sleeve.
(2) Clean bore in scissors with drycleaning
solvent (item 1, table 1-2). Ensure all adhesive, dirt,
and grease is removed.
NOTE
Exercise extreme care
when removing adhesive
from bore of scissors. Do
not enlarge bore or change
bore dimensions in any
way.
(3) Coat outer surface of sleeve (50) and
bore of scissors with retaining compound (item 8,
table 1-2).
(4) Press sleeve (50) into scissors.
NOTE
Support opposite side of
scissors leg during pres-
sing operatiom to prevent
damuge to scissors.
(5) Clean any excessive retaining com-
pound from sleeve and leg of scissors.
(6) Ensure sleeve (50) is flush with inner
surface of scissors leg.
(7) Allow retaining compound to cure in
accordance with the following standards.
50 percent full strength in 2 hours at
75ºF,
80 percent full strength in 6 houra at
75ºF,
100 percent full strength in 12 hours
at 75ºF.
100 percent full strength in 10 min-
utes at 212ºF, or
100 percent full strength in 5 minutes
at 350ºF.
(8) Push bearing (51) into sleeve (50).
g. Replace bearing (49) (BR5R) if allowable
play of 0.010 inch axial and/or 0.007 inch radial is
exceeded.
h. Replace bearing as follows:
2-8
