ETS-Lindgren 2071B Antenna Positioning Tower (Archived) - Manual (Page 35)

Assembly Instructions | 35
20. Remove the guard plate pin from the back of the guard plate
enclosure and replace the guard plate. Tighten the four thumbscrews
and insert the pin in the front of the guard plate.
The fiber optic limit switch is designed to stop the boom from traveling beyond a safe distance and causing damage
to the Model 2070B/2071B. You must implement additional safeguards to prevent damage to any antenna installed
on the Model 2070B/2071B.
Archived 06/24/14