Nortel Networks 1000M User Manual
Page 360 of 456
Installing earthquake bracing
NN43021-310
Standard 02.01
December 2007
5
Abandon the hole if you should hit a reinforcing bar or the hole breaks
through. A minimum of two diagonally opposite anchors are required for
this application.
through. A minimum of two diagonally opposite anchors are required for
this application.
6
Remove any debris from the hole with a blowout bulb or compressed air.
Use a vacuum cleaner to dispose of the debris.
Use a vacuum cleaner to dispose of the debris.
7
Insert the anchors into the holes. Use the manufacturer’s setting tool to
install each anchor flush with the surface of the concrete. Use the Hilti
HST 12.7 mm (1/2 in.) setting tool, manufacturer part # 000329805 or
equivalent.
install each anchor flush with the surface of the concrete. Use the Hilti
HST 12.7 mm (1/2 in.) setting tool, manufacturer part # 000329805 or
equivalent.
8
Position each column over the anchors.
9
Insert bolt, metal washer, and shoulder washer into the pedestal hole, as
shown in the Figure 124 on
shown in the Figure 124 on
. On the far side of the pedestal
flange, thread a plastic washer, a metal washer, and the nut onto the bolt.
Insert the bolt into the concrete anchor.
Insert the bolt into the concrete anchor.
10 Tighten the nut to the pedestal flange and torque it to 34 J (25 ft-lb) using
a 20 mm (3/4 in.) socket wrench. Do not overtighten.
11 Repeat steps 8 to 11 for remaining bolts.
End of Procedure