Use care when installing retaining rings.
Retaining rings are under spring tension
and can act as projectiles when released
and could cause severe eye injury.
Turn gearbox housing (61) over. Use snap ring
pliers to install retaining ring (63).
Apply light coating of petrolatum to plain seal
(62). Install plain seal, sealing lip down, on hub
of installed angle drive unit (64)
Using plastic hammer, evenly tap plain seal (62)
to seat in gearbox housing (61). Plain seal
should be flush with housing flange.
Support gearbox housing (61) on cribbing, large
Lubricate o-rings (60) with petrolatum. Install o-
rings on both sides of internal gear (59).
Speed reduction gearbox components
that align with through holes in outer
flange of gearbox housing (61) can be
installed in only one position for all holes
Align matchmarks on internal gear (59) and ring
spacer (58) with those on gearbox housing (61).
Carefully install and seat internal gear and ring
Align and install spur gear (56) in center of
installed angle drive unit (64).
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