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Assembly
Twin Disc, Incorporated
16.
Install the rear retainer (wear sleeve) followed by the shim pack and
cover. Install every third 1/2-13 x 1.5 socket head capscrew, retaining
the cover to the socket. Evenly torque the screws to 34 N-m (25 ftlbs).
17.
Measure the gap between the thrust socket housing and the cover in
several positions around the diameter of the thrust socket. Average
these measurements and label this average as A (tight retainer bolts).
Note that if there is no gap, more shims will need to be added on the
packing material.
Figure 121. Use Feeler Gauge to Obtain Average Gap Between Cover
and Housing - Gap A
18.
166
Loosen the cover retaining screws, and allow the packing and o-ring
to relax.
Arneson Surface Drive Service Manual #1020915