TM 5-3810-306-34
a. Remove gear housing (15) from gears
9. INSPECT BEARINGS (11) AND RING SEALS
(16).
(10) AND REPLACE AS REQUIRED.
3. REMOVE DRIVE AND DRIVEN GEARS (16)
a. Examine all roller bearings (11) for spalling
AND KEEP THEM TOGETHER AS THEY ARE
or pitting. If replacement is necessary, pull
A MATCHED SET.
bearings (11) with a bearing puller.
4. REMOVE CONNECTING SHAFT (17).
NOTE
CAUTION
To replace ring seals (10), pull drive
gear bearing with a bearing puller
If it is necessary to pry bearing carrier
and remove ring seal from bottom of
loose, use care to avoid damaging
bearing bore.
machined surfaces.
b. Check ring seals (10) for wear and replace
5. LIFT OFF BEARING CARRIER (18) AND
them if necessary.
REMOVE PLUG (19) IF NECESSARY.
10. REMOVE LIP SEAL (24) FROM SHAFT END
CAUTION
COVER (23).
a. Secure shaft end cover in a vise with
If it is necessary to pry gear housing
mounting face down. Remove double lip
loose, use care to avoid damaging
seal by inserting special seal removal tool
machined surfaces.
(Item 3, Appendix C) into notch between
double lip seal and shaft end cover. Tap
NOTE
double lip seal out from shaft end cover
and discard seal.
If thrust plate remains in gear
housing, tap it out with a wooden
b. Stone off all machined surfaces with a
hammer handle.
Avoid distorting
medium grit carborundum stone.
thrust plate.
11. REMOVE STUDS (3) AND (4) FROM END
6. LIFT OFF FIRST SECTION GEAR HOUSING.
COVER (23).
7. REMOVE DRIVE GEAR WITH SHAFT AND
12. DISASSEMBLE PRIORITY VALVE (28).
DRIVEN GEAR (21) AND KEEP THEM
TOGETHER AS THEY ARE A MATCHED SET.
a. Remove adapters (5) and packings (6)
and (7). Discard packings (6) and (7).
CAUTION
b. Remove plugs (29) and (30).
Avoid distorting thrust plate.
c. Remove plug (31) and spring (32).
8. REMOVE THRUST PLATES (13) AND SEALS
(14) AND (12).
a. Pry thrust plate from shaft end cover, port
end cover or bearing carrier-with a
screwdriver or similar tool. Remove and
discard all rubber seals (12) and gasket
seals (14).
13-28
