TM 9-2320-279-34-3
M977, M985, and M984E1 Crane Maintenance Instructions (Cont)
17-9. SWING DRIVE REMOVAL/REPAIR/INSTALLATION (CONT).
(15)
(16)
(17’)
(18)
(19)
(20)
(21)
(22)
(23)
Remove race (26), bearing (27), and race (28).
Remove secondary sun gear (29).
Remove planetary assembly (30) from swing drive (6).
Drive roll pin (31) into pin (32).
Remove pin (32), gear (33), and two
spacers (34).
Remove roll pin (31) from pin (32).
Remove bearing (35) from gear (33).
Repeat steps
(18)
through
(21)
for other two
assemblies.
Remove center spacer (36) from carrier (37).
17-42