Allied H12E, Service Manual

Page: 114 / 121

Section 4
4 - 39
9. Make sure that double-tapered roller bearing, seal
and spacer are properly seated in the left-hand side
of the drum. Then install the shaft until it bottoms
solidly against the left-hand tapered roller bearing.
Tighten left hand nut.
NOTICE
Do not hammer on drum shaft surface.
10. Remove the retainer plate and install the bearing
assembly. Lubricate the left-hand drum bore with
Lubriplate or other light lube grease, then install
double tapered roller bearing assembly.
Make sure the drum gear does not fall off
the adapter.
11. Reinstall retainer plate using the eight special
capscrews. Tighten capscrews to 180 ft-lbs (244
N-m).
NOTE: Capscrews cannot be installed unless drum
gear and drum adapter have been aligned as indicated
in Step 8.
12. Set bearing retainer into place and tighten capscrews
(do not tighten to fi nal torque). Measure gap between
retainer and winch frame in three places around
the retainer. Add the three indications and divide
by three to obtain the average gap. Assemble shim
pack to provide a net fi t with ± 0.005 inch (0.1288
mm) tolerance.
13. Coat winch frame and bearing retainer with silicone.
Install drum shaft O-ring. Install finalized shim
pack (determined in step 12). If intermediate shaft
assembly not installed, install before retainer.
(continued on next page)