TM-9-2520-246-34-1

TRANSMISSION MODEL 3053A; TRANSMISSION TRANSFERS MODEL T-136-21 AND MODEL T-136-27; POWER TAKEOFFS MODEL WN-7-28, MODEL WND-7-28 AND MODEL P-136-C

TECHNICAL MANUAL; MAINTENANCE, DIRECT SUPPORT AND GENERAL SUPPORT LEVEL

JANUARY 1981

TM-9-2520-246-34-1 - Page 209 of 418

TM 9-2520-246-34-1

FRAME 2

1.

Measure

2.

Measure

3.

Measure

4.

Measure

NOTE

Readings must be within limits given in table 2-29. The letter

L indicates a loose fit and the letter T indicates a tight fit.

If readings are not within given limits, throw away part and

get a new one.

fit of shifter shaft (1) in bore (2).

fit of input shaft front bearing (3) in bearing bore (4).

fit of countershaft front bearing outer race (5) in bearing bore (6).

fit of front output shaft front bearing outer race (7) in bearing bore (8).

GO TO FRAME 3

Table 2-29.

Transfer Cover Fits and Tolerances

Size and Fit

of New Parts

Wear Limit

Index Number

Item/Point of Measurement

(inches)

(inches)

1 and 2

Fit of shifter shaft in bore

0.007L to 0.004L

0.0077L

3 and 4

Fit of input shaft bearing in bore

0.0014L to 0.0002T

0.0019L

5 and 6

Fit of counter shaft bearing race in bore

0.001T to 00.003T

None

7 and 8

Fit of output shaft bearing race in bore

0.0010T to 0.0030T

None

2-189