Mechanical installation
Mounting
Mounting the shrink disc with a rotating cover
5
35
Lenze • BA 12.0023 • 9.0
Dismounting
1. Undo axial gearbox locking in the hollow shaft.
2. Remove/extract the gearbox from the motor shaft using an appropriate auxiliary
tool (Fig. 6).
K12.0611
Fig. 6 Disassembly of gearboxes with a hollow shaft, with auxiliary tool; not for GKR
Auxiliary tool (recommended dimensions)
d
H7
c
8
c
9
25
30
10 3
35 12 3
40
45
16 4
50
55
16
20
5
60
70
20 5
80 20 6
100 24 8
Tab. 6 Dimensions in [mm]
5.3.7 Mounting the shrink disc with a rotating cover
Stop!
Do not dismantle new shrink disc.
Never tighten clamping screws before the machine shaft is pushed in.
Otherwise the hollow shaft may be deformed plastically. Protect the
shrink disc against contact while in operation by appropriate measures
(e.g. cover).
Degrease hollow shaft bore and machine shaft!
5.3.7.1 Mounting the shrink disc
Depending on the design, the shrink discs may be equipped with a rotating cover
(protectivecap,pos.1).
Note!
This cover is fitted to the shrink disc on delivery.
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