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 310 of 418

TM 9-2520-246-34-1

Section IV.

MAINTENANCE OF TRANSMISSION POWER TAKEOFFS

NOTE

Procedures given are for model WND-7-28 transmission

power takeoff.

Procedures are the same for model

WN-7-28 except where noted.

TOOLS:

Power train rebuild tool kit, pn 7950356

SUPPLIES:

Dry cleaning solvent, type II (SD-2), Fed. Spec P-D-680

White lead pigment, NSN 8010-00-290-6643

Multipurpose gear lubricating oil, GO 85/140, MIL-L-2105

Lubricating oil, ICE, OE/HDO 10, MIL-L-2104

Artillery and automotive grease, type GAA, MIL-G-10924

Safety wire, MS20995F47

Case and cover gasket

Accessory drive rear output cover gasket

Output shaft front bearing retainer gasket

Reverse shaft gear thrust washer (2)

Input shaft gear thrust washer (2)

Fork rod shifter seal (2) (model WN-7-28)

Fork rod shifter seal (3) (model WND-7-28)

Accessory drive drive shaft seal (model WND-7-28)

Output shaft oil seal

Compressed air source, 30

PERSONNEL: One

EQUIPMENT CONDITION: Transmission

2-24. CLEANING BEFORE DISASSEMBLY.

psi max

power takeoff on workbench.

This paragraph gives instructions for

cleaning the transmission power takeoff before disassembly.

-

Note and scribe

transmission power takeoff case in places that have oil soaked road mud. It is not

necessary to mark oil spots around gaskets or seals since the gaskets and seals will

be replaced.

Scrape, brush, and steam clean all dirt and road mud from the

transmission power takeoff assembly.

2-290