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 203 of 418

TM 9-2520-246-34-1

FRAME 2

1.

2.

3.

4.

5.

GO

NOTE

Readings must be within limits given in table 2-23. If

readings are not within given limits, throw away part

and get a new one.

Measure low range gear bore (1) and low range gear outside diameter (2).

Measure high range gear bore (3) and high range gear outside diameter (4).

Measure inside diameter of two spacer sleeves (5).

Measure clutch ring width (6).

Measure input shaft diameter (7) in two places and bearing surface diameter (8)

TO FRAME 3

Index Number

1

2

3

4

5

6

7

8

Table 2-23.

Input Shaft and Gears Wear Limits

Item/Point of Measurement

Low range input gear bore

Low range input gear outside diameter

High range gear bore

High range gear outside diameter

Spacer sleeve inside diameter

Clutch ring width

Input shaft diameter

Bearing surface diameter

Size and Fit

of New Parts

(inches)

3.5425 to 2.5434

5.3255 to 5.3265

3.5425 to 3.5434

6.895 to 6.900

1.979 to 1.989

0.682 to 0.687

1.9682 to 1.9687

1.7716 to 1.7721

Wear Limit

(inches)

3.5439

None

3.5439

None

None

0.6600

None

1.7716

2-183