TM 9-2590-209-14&P
Section XIX. MAINTENANCE OF POWER TAKEOFF SPROCKET ASSEMBLY
i. Apply lift with hoist to remove power takeoff
4-81. Description.
The power takeoff sprocket
assembly and gasket from transmission (view B).
assembly is mounted to the power takeoff of the
Remove hoist and
transmission. This sprocket is used to transfer power
rope.
from the transmission to the right-angle drive, thus
providing power for the M9 bulldozer hydraulic system.
J. Remove sprocket assembly, two screws,
gasket and ring assembly from transmission power
CAUTION
Do not remove drain plugs or disconnect
tubes while engine is running to prevent
damage to hydraulic pump.
a. Remove pin securing chain together (the two
sprockets are held together by the chain).
b. Remove sprockets and chain.
a. Disconnect lines carefully to relieve pressure.
b. Open rear grille doors and remove transmission
a. Position two sprockets together and assemble
shroud. See TM 9-2350-215-20 (M60, M60A1), TM 9-
with chain.
2350-257-20-1 (M60A1 RISE), or TM 9-2350-253-20-1
(M60A3).
b. Install pin securing chain.
c. Remove eight screws, lockwashers, four
flanges, and two packings securing hydraulic hose
4-85. Installation.
assemblies to hydraulic pump assembly, and disconnect
hoses (view A).
a. Install ring assembly and gasket to
transmission power takeoff access opening, J and
d. Remove two screws, lockwashers, washers,
and nuts securing hydraulic pump assembly mounting
assembly to right-angle drive.
bracket to transmission mounting bracket (view A).
b. Attach rope and suitable hoist (minimum
e. Disconnect electrical lead from magnetic clutch
capacity 250 lb), and lift power takeoff assembly and
(view A).
gasket into position on transmission (view B, fig 20).
f. Attach rope and suitable hoist (minimum
c. Rest hydraulic pump assembly mounting
capacity 250 lb), and apply tension on rope to support
bracket on transmission bracket. Align and insert power
weight of unit (view B).
takeoff assembly right-angle drive sprocket with drive
sprocket spline in transmission (view B).
g. Remove five screws, lockwashers, and
washers securing power takeoff assembly unit to
transmission (view B).
securing power takeoff assembly to transmission (view
B). Insure that mounting holes in hydraulic pump
h. Pull power takeoff assembly away from
assembly mounting bracket are aligned with holes in
transmission to disengage right-angle drive from drive
transmission mounting bracket (view A).
sprocket in transmission (view B).
securing hydraulic pump assembly mounting bracket to
transmission mounting bracket (view A).
4-48