BRADEN CH SERIES Installation Maintenance And Service Manual page 27

2nd generation. planetary hoists
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OUTPUT PLANET CARRIER ASSEMBLY
1. Insert two bearings into a gear (when assembling the
output planet carrier assembly for a CH150A,
C2H150A, CH175A or C2H175A, install a bearing
spacer between the two bearings). Place a thrust
washer on each side of the gear and install it in a car-
rier opening. Slide a shaft through the carrier, thrust
washers, bearings and gear.
2. Align the hole in the carrier and shaft so a spiral pin
can be installed. Always use a new 3/16" x ¾" spiral
pins when assembling these carriers. Use spiral pins,
because they are much stronger than roll pins.
3. Drive a spiral pin into place. Note that it is slightly
recessed in the carrier when it is in the proper position.
Use a center punch to dent the carrier next to the hole
as shown. This will distort the hole so the pin will not
work itself out. Repeat these steps for each of the
three planet gears.
4. This is how the output planet carrier should look after
you assemble it.
To assemble the primary planet carrier assembly, the
steps are the same as for the output planet carrier
assembly, except there is only one bearing for each
gear. Also, the thrust washer must be installed inside
the carrier on the hub end before the planet gears are
installed.
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