17
8. Remove the brake cylinder capscrews and install two (2)
capscrews and a short piece of chain into the motor sup-
port mounting bolt holes. Using the chain as a handle,
li
ft
the brake cylinder out of the drum and base, being
careful to avoid damaging the sealing or bearing surfaces.
Refer to “Motor Support-Brake Cylinder Service” for ad-
ditional information.
For PD15B hoists
, the drum closure cannot be removed
through the opening in the base. If your hoist has a one-piece
cast base, remove the bearing support, as described in step 15,
and remove the drum from the base.
Th
en proceed with steps
9 thru 14. If your hoist has a three piece base, remove the mo-
tor end side plate and continue with step 9.
9. Using two heel type pry bars placed between the pri-
mary planet carrier and the drum closure, pry upward
to remove the drum closure. Remove and discard the O-
ring from the outside of the drum closure. Some drum
closures have 3/8-16 tapped li
ft
ing eye holes that may be
used in place of the heel bars
10. Remove the seal and bearing from inside of closure.
11. Remove the primary sun gear and thrust washer from the
primary planet carrier.
12. Remove the primary planet carrier from the drum. Refer
to “Planet Carrier Service” for additional information.
13. Remove the output sun gear and thrust washer from the
output planet carrier.
14. Remove the output planet carrier from the drum. Refer
to “Planet Carrier Service” for additional information.
15. Stand hoist on motor end with bearing support up; then
remove eight (8) bearing support capscrews and bearing
support being careful to avoid damaging the sealing or
bearing surfaces.
