GROVE 11-39
CD3340B/YB4411 STRUCTURAL
11
Published 04/07/2015 Control # 569-00
13. Remove the output sun gear and thrust washer
(Figure 11-83) from the output planet carrier.
14. Remove the output planet carrier (Figure 11-84) from
the drum. Refer to “Planet Carrier Service” on
page 11-43, 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.
16. Slide drum out of base onto a work bench and remove
seal and bearing from support end.
17. Thoroughly clean and inspect drum and base. Check
ring gear (machined into inside surface of drum) teeth
for nicks, spalling or excessive wear. Replace if wear is
greater than 0.4 mm (0.015 in) when compared to
unworn area of teeth.
Assembly
NOTICE!
Hoists with a three piece fabricated base use special
shoulder capscrews to fasten side plates to the base
plate. DO NOT use standard capscrews in their pace.
Reference Only