Siemens SINUMERIK 828D PPU Series Manual page 129

5. Remove the connector at the end of the rotary switch cable from the socket.
6. Remove the rotary switch.
Installing the rotary switch
Procedure:
1. Push the O-ring
2. Insert the rotary switch into the front cutout so that pressure is applied to the O-ring.
3. Screw the lock nut
4. Connect the arrow ring
5. Slide both parts onto the shaft of the rotary switch.
6. Align the arrow point on the ring with position "0" on the scale.
7. Tighten the collet nut of the rotary knob by hand and using a torque spanner with 2 Nm
PPU
Manual, 01/2014, 6FC5397-2DP40-3BA3
①
Nut of the collet
②
Rotary knob
③
Cap
④
Rotary switch shaft
⑤
Fastening nut
⑥
Scale
Figure 7-20 Removal of rotary switch
①
onto the axis of the new rotary switch as a seal.
④
14) (tightening torque: 3 Nm).
torque.
on the axis of the rotary switch from the front with a wrench (width
③ ⑤
and rotary knob
Connectable components
.
7.2 MCP 310C PN
129