Roll systems – Maintenance Manual
49
AP-74100, Rev. 2.0, 12/01/05
4.2.2. Adjust the sensors of the rear tensioning bar
To adjust the sensors of the rear tensioning system, please follow the instructions mentioned below.
Notes :
¾
All rear tensioning bar angles are compared to the horizontal plane.
¾
First adjust the stop sensor, then the start sensor.
4.2.2.1. Adjust the stop sensor.
Step 1 :
Make sure that the start sensor is not covered while adjusting the stop sensor.
Step 2 :
Hold (or ask someone to hold) the rear tensioning system in the horizontal position. (Please refer
to the section “Stop sensor system”.)
Step 3 :
Make sure that the stop sensor is not covered.
Step 4 :
Switch the Rear to AUTOMATIC. (Toggle the switch down.)
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The “Automatic” LED will start blinking.
¾
The rear motor will start turning at the initial speed (very low!).
Step 5 :
Rotate (“downwards”) the adjustment lip carefully until the stop sensor is covered. (For the
adjustment direction, please refer to the section “Sensor disc and adjustment direction”.)
¾
The “Automatic” LED will stop blinking.
¾
The rear motor will stop turning.
Step 6 :
Tighten the stop screw on the adjustment lip.
Summary of Contents for Unwinder
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Page 100: ...Roll Systems Maintenance Manual 100 AP 74100 Rev 2 0 11 01 05 Scroller support R ...
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