DFS/DFY Synchronous Motors
17
Inspection/Maintenance
5
Replacing the brake disc
1.
Remove connector (17) and flat gasket.
2.
In brakes with manual brake release: Remove
the manual release lever. In brakes without
manual brake release: Remove plugs (23)
from holes.
3.
Pull pressure plate (4) on to brake springs
using two auxiliary mounting screws and
washers. Use studs as per Sec. 5.2. Other
screws could damage or even destroy the
brake disc.
4.
Unscrew coil body (11) incl. O-ring (20).
5.
Pull off brake disc (2).
6.
Remove abraded material.
8.
Screw on coil body (11) incl. O- Ring (20). Remove
auxiliary mounting screws.
9.
Remount manual brake release or closing plug.
Reposition gasket and connector and secure with
central screw.
Mounting the manual brake release: The clearance
between the disc (13) and the releasing yoke (10)
must be 2 mm to ensure correct functioning of the
brake.
Changing the holding torque
1.
to 4. see Sec. “Replacing the brake disc”.
5.
Remove abraded material.
6.
Loosen pressure plate (4). Insert new brake springs in accordance with Table 4 in the Appen-
dix.
Arrange symmetrically.
7.
Pull pressure plate on to brake springs again, using the auxiliary mounting screws.
8.
and 9. see Sec. “Replacing the brake disc”.
7.
Slide on new brake disc.
Be careful not to soil the brake disc with
grease or oil.
02915AEN
Fig. 16 : Detail of Fig. 14
02913AXX
Fig. 17: Detail of Fig. 14
11
4
7
Washers
Auxiliary
mounting screws
10
13
2
Summary of Contents for DFS 56L/B
Page 1: ...14 004 92 T DFS DFY Synchronous Motors Operating Instructions Edition 02 2000 0919 9519 0200...
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