ADS Environmental Services Model 3600 530002 A2 - Manual (Page 44)

Ring, Sensor, and Special Installations 4-11
11. Insert the second spreader mechanism screw through the desired ring size
adjustment hole.
12. Slip the large washer onto the screw.
Inserting Washers onto the Spreader Mechanism Screw
13. Through the holes in the end of the spreader bars, turn and tighten the second
hex nut on the screw.
Complete and Attach Spreader Mechanism (Inside Ring View)
Quality Control
There are two checks you can make to ensure the quality of the ring assembly.