Removal and replacement of ADU modules
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Service & maintenance
3. Now tighten the 4x4 mm Allen screws (thread size M5) of the Cross
Elevation Motor & Encoder assembly.
4. Check the tension of the belt again (80-100 Hz). If needed, repeat
the tension adjustment.
Figure 8-75: Belt tension in 3 positions
Figure 8-76: Cross Elevation motor assembly, tighten screws
Position 1
Position 2
Position 3
SAILOR900TM.book Page 59 Monday, September 16, 2013 11:01 AM