ADS Environmental Services ADS TRITON+ QR 775027 A3 - Manual (Page 285)

Monitor Installation 7-11
9. Separate the nuts, and turn the inner nut until it is flush against
the rim.
10. Slide the washer against the inner nut, and turn the outer nut
toward the edge of the stud.
Positioning the nuts on the stud to receive the mounting bracket
11. Mount the bottom of the mounting bracket onto the monitor
flange with with two M8 x 35-mm stainless steel bolts, two M8
stainless steel lock washers, and two M8 stainless steel flat
washers.
12. It may be necessary to drill new holes in the flange.
13. Carefully lower the monitor into the manhole, and place the
keyhole in the bracket over the outer nut on the stud.
Note: ADS strongly recommends attaching a security line
to the monitor before lowering it into the manhole to
prevent the monitor from accidentally dropping down the
manhole during installation.
14. Slide the bracket against the inner nut and washer, and tighten
and secure the outer nut against the bracket.