00197469-02_SM_Twin_Kunde_EN - 第55页

4 Pneumatic and pressure control valve (PRV) 4.8 Replacing the force measuring unit and the trick and feather unit Service Manual SIPLACE TwinStar (Twin, Twin HF, Twin VHF) 07/2020 55 Fig.94: Screws fastening the D axis…

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4 Pneumatic and pressure control valve (PRV)
4.8 Replacing the force measuring unit and the trick and feather unit
54 Service Manual SIPLACE TwinStar (Twin, Twin HF, Twin VHF) 07/2020
Fig.91: Dismantle the power sensor
► Remove the screws fastening the
power sensor.
 CAUTION!
Do not damage the power sensor!
The power sensor stays connected to
the TwinHead force measuring unit.
Take particular care when performing
the following steps.
.
Fig.92: Power sensor
 CAUTION!
Do not damage the power sensor!
The power sensor cable is fixed to the
housing with silicone.
Take care not to damage the power
sensor and the cable.
.
Fig.93: Z axis motor connector
► Unplug the Z axis motor.
4 Pneumatic and pressure control valve (PRV)
4.8 Replacing the force measuring unit and the trick and feather unit
Service Manual SIPLACE TwinStar (Twin, Twin HF, Twin VHF) 07/2020 55
Fig.94: Screws fastening the D axis unit
► Hold the rotary unit securely.
► Remove the two fastening screws and
carefully lift the D axis unit off the Z
axis shaft.
 CAUTION!
Do not damage the incremental
disk!
The incremental disk is now access-
ible, down at the rotary unit.
Handle the rotary unit with care. The
incremental disk can be easily dam-
aged or contaminated.
.
Fig.95: Dismantling the elbow (example of pipe clamp, new
version, shown)
► Remove the screw fastening the pipe
clamp and then remove the pipe clamp.
► Remove the hose on the pneumatic
rotary supply and then take off the el-
bow.
► Dismantle the sleeve with ball fixing.
4.6 "Replacing the sleeve with ball fixing/seal" [}43]
Fig.96: Grub screw for fly wheel
► Loosen the two grub screws on both
sides of the fly wheel and then remove
the fly wheel.
4 Pneumatic and pressure control valve (PRV)
4.8 Replacing the force measuring unit and the trick and feather unit
56 Service Manual SIPLACE TwinStar (Twin, Twin HF, Twin VHF) 07/2020
Fig.97: Spacer
► Remove the two spacers.
Fig.98: Connector
► Disconnect the incremental encoder
and the D axis.
 CAUTION!
Do not damage the D axis connec-
tion!
The connector on the D axis cable is
easily damaged.
Carefully take off the connector. The
solder points could be easily damaged.
.