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Page Title:
Section XXX. STEER VALVE BODY ASSEMBLY-REPAIR |
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 TM 9-2520-249-34&P
Table 7-25. Repair Standards (Main Control Selector Valve Body)-Continued
Wear limit
Reference
Size and fit
DS/GS
Foldout
Item
Point of measurement
of new parts
maintenance
12
23a
Free length of spring.............................
3.383
*
12
23a
Length under load ................................
2.586 to 9.83 to
2.586 at 8.58 lb
10.83 lb
12
24a
Outside diameter of inhibitor plunger ....
0.368 to 0.370
12
42f
Inside diameter of valve body ...............
0.373 to 0.374
`
12
24a,
Fit of inhibitor plunger in valve bore ......
0.003L to 0.006L 0.010L
42f
12
27a
Free length of spring.............................
1.81
*
12
27a
Length under load ................................
0.54 at 4.9 to
0.54 at 4.85 lb
5.1 lb
12
28a
Outside diameter of valve.....................
0.6225 to 0.6230
12
42a
Inside diameter of valve body bore .......
0.6245 to 0.6255
12
28a,
Fit of valve in body ...............................
0.0015L to 0.00300
0.0045L
42a
12
29a
Free length of spring.............................
2.117
*
12
29a
Length under load ................................
1.680 at 4.7 to
1.680 at 4.55 lb
5.3 lb
12
30a
Outside diameter of valve.....................
0.6230 to 0.6235
12
42a
Inside diameter of valve body bore .......
0.6245 to 0.6255
12
30a,
Fit of valve in body ............................. .
0010L to 0.0025L
0.0045L
42a
12
32a
Outside diameter of shaft .....................
0.8750 to 0.8755
0.8748
12
32b
Inside diameter of shaft ........................
0.6195 to 0.6205
0.6210
12
34a
Outside diameter of shaft ....................
0.6165 to 0.6175
0.6160
12
32b,
Fit of shaft into shaft ............................
0.0020L to 0.0040L
34a
12
38a
Free length of spring ............................
2.140
*
12
38a
Length under load ...............................
1.690 at 8.0 to
1.690 at 7.75 lb
9.0 lb
12
41a
Outside diameter of bearing ................
Press fit in
1.1245*
to 1.1255 dia bore
12
42e
Inside diameter of valve body bore ......
1.1245 to 1.1255
1.1260
12
41a,
Fit of bearings in bore ..........................
0.0010L to 0.0010T
42e
*Replace when worn beyond new dimensions.
Section XXX. STEER VALVE BODY ASSEMBLY-REPAIR
7-176. Description
Refer to paragraph 2-23 for description of the steer
a. Remove steer valve retainer nuts together
valve body components.
with their steer valve plungers, plunger spring retainers,
and gaskets from the steer valve body. Refer to figure
7-55
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