
14
4. Remove motor (item #48)and coupling assembly
(item #1)from (item #2)adapter by unscrewing two
(item #37)capscrews.
Remove key (item #18)from worm shaft. Unscrew
six capscrews (item #36)and remove adapter from
gear housing. Replace adapter seal (item #53) and
gasket (item #44).
4a. Remove motor (item #45)from adapter (item
#1) by removing two capscrews and lockwash
ers (items #33 & #40). Remove adapter (item
#1) from gear housing by removing six (item
#32)capscrews. Replace seal (item #50) and
gasket (item #41). Remove thrust bear ing
(item #25) and thrust washers (item#54).
5, Remove bearing cap (item #6)from gear hous-
ing by unscrewing six capscrews (item #33).
Remove worm (item #26)and bearings (item
#30)from gear housing. Use a soft hammer to
gently tap input end of worm and drive worm
and bearing from gear housing. Once worm
has been removed from housing, bearing can
be pressed from end of worm.
Check for signs of wear or damage to worm
(item #26)and bearing (item #30). Replace if
necessary.
For models with optional worm brake refer to
page 5, SERVICING OF THE WORM BRAKE,
for disassembly instructions.
6. Remove gear housing cover (item #8)from gear
housing (item #15)by unscrewing eight cap-
screws (item #34). Thread two of the cap-
screws into the two tapped holes of cover and
tighten. This will pull the cover loose from gear
housing.
Remove cover gasket (item #44)and pull shaft
(item #21), with gear attached, from gear housing.
Summary of Contents for 400
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