TM 5-3810-307-24-1-2
Use clean 15W-40 oil to lubricate the splined coupling
hub bore.
Position the splined coupling hub with the flanged side IN
or the part number side OUT.
CAUTION
Do not exceed 53379 N [12,000 lbf] load
Excessive load can bend the crankshaft.
Use a hand or hydraulic press to push the splined
coupling hub into the crankshaft until it contacts the
thrust bearing.
NOTE
The free end of the crankshaft must be
supported when pressing on the coupling.
Couplings cannot be installed with the air
compressor on the engine.
Install the thrust spacer.
CAUTION
Do not exceed 53379 N [12,000 lbf] load.
Excessive load can bend the crankshaft.
Use a press to push the drive gear onto the crankshaft
with the part number side out until the back side of the
gear bottoms against the crankshaft shoulder.
NOTE
The free end of the crankshaft must be
supported when pressing on the coupling.
Couplings cannot be installed with the air
compressor on the engine.
12-48 Change-1