Koso REXA Electraulic Xpac, Installation And Operation Manual

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Xpac
Installation Manual -- Version 5.1 (5/08)
14
REXA
Electraulic Actuators & Drives
*Note:
Refer to page 46 for
Addendum: Cylinder End Stops.
within 5° of this position is acceptable.
Position the spring lever to the 45° location by extending the spring
stop as shown in figure 4.A. Rotate the driven device to the required
failure position. Adjust the spring stop to allow mating of the shafts
and alignment of the mounting bolts.
Figure 4.A Universal Spring Alignment
Once mounted, the spring stops should be withdrawn to a position
that transfers torque onto the valve shaft at the failure position. If
the construction of the valve does not limit over rotation, the spring
stops can be utilized for this purpose.
4.1.3 Stroke and Adjust Option*
Figure 4.B Stroke Adjustment
CAUTION!
Before making any adjustment, turn off the hy-
draulic pressure.
The driven device must be at the failure
position before contacting the spring
stop.
!