Secure retaining plate

TM 9-2520-238-34

REPAIR TRANSFER GEARCASES A, B, AND C -- Continued

0017 00

NOTE

Ensure that the secondary pump-drive gear does not interfere with gear rotation. This gear is

nonfunctional until the differential oil pump is installed.

25. Using a thickness gauge, measure the gap between bearing retaining plate (4) and gearcase cover at three equal places

around cover. Determine the average of these readings and record.

26. Peel laminated shim (7) to 0.003-0.005 inch less than the average recorded in step above.

27. Remove four cap screws (9) and retaining plate (4) from gearcase cover.

28. Repeat Steps 24 - 27 above using retaining plate (2), retaining plate (3), laminated shim (10), shim (11), retaining plate (5),

and laminated shim (12).

29. Install new packing (13), packing (14), and packing (15) on retainer (2), retainer (3), and retainer (4).

30. Secure retaining plate (2), retaining plate (3), and retaining plate (4) on housing cover. Apply a light coat of antiseize

compound to clean threads of cap screw (9), cap screw (16), and cap screw (17). Place laminated shim (7), peeled laminated

shim (10), and laminated shim (11) and retaining plates on cover. Secure plates with new key washer (8), new key washer

(18), new key washer (19), cap screw (9), cap screw (16), and cap screw (17). Tighten screws to 252-300 lb-in (29-33 Nm)

torque. Use torque wrench (WP 0033 00, Item 41). Bend tabs on key washers.

0017 00-20