30
The following sections discuss the dismantling of the rotating assembly. Parts illustrated in
the figures are numbered and parenthesized in the instructions.
5.2.2 Removal
The procedure for removing the gearbox is as follows:
(Refer to Figure 15 and 16 for illustrations)
1. Remove the screws (6) connecting the gearbox to the bowl flange (5).
2. Screw in the two screw plugs (7) and back off gearbox from bowl flange (5).
3. The drive shaft (48) of the gearbox is loose on both ends. Be careful not to drop
shaft when removing the gearbox.
5.2.3 Disassembly gearbox end
The procedure for disassembling the gearbox end of the rotating assembly is as
follows. (Refer to Figure 16)
1. Remove the 16 screws (29) holding the end piece (27) to the bowl.
Remove the 4 screw plugs (28). The end piece is removed from the bowl
by screwing 4 screws (29) into the screw plug holes and backing off. Care
should be taken to protect the roller bearing inner race (31) and the lip seal
ring (30).
2. Remove the round nut (1) with pin spanner. Figure 17a illustrates pin spanner.
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