FLENDER RUPER RBS, Assembly And Operating Instructions Manual, Page: 27 / 78

Assembly
5.1 Preparatory work
M3602-01en Edition 09/2022 27
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Figure 5-1: Tolerances for finished bore
① Coupling part 1
② Coupling part 3 (brake drum)
③ Coupling part 3 (brake disk)
5.1.2 Milling the parallel keyway
5.1 Preparatory work
Position of the parallel keyway
Arrange the parallel keyway in the centre between two adjacent buffer fitting holes or bolt fit-
ting holes.
Applicable standards
• If the coupling is intended for use under normal operating conditions, mill the parallel
keyway according to DIN 6885/1 ISO JS9 in coupling part 1 (1).
• If the coupling is intended for use in reversing operation, mill the parallel keyway accord-
ing to DIN 6885/1 ISO P9 in coupling part 1 (1).
• Mill the parallel keyway in coupling part 3 (3) in accordance with DIN 6885/1 ISO P9.
• If you want to mill a parallel keyway that does not correspond to DIN 6885/1, please con-
sult Flender.
5.1.3 Machining an axial locking mechanism
5.1 Preparatory work
The coupling part is secured by a set screw or an end plate to prevent axial movements.