Nortel DMS 100 Series Maintenance Manual page 346

12-4 RSC-M routine maintenance procedures
Checking torque on grounding bolts
Checking torque on grounding bolts
At your current location
1
2
3
4
5
6
7
8
297-8223-550 Standard 04.02 November 2000
Locate the T9958 click-type preset torque wrench.
Align the small fractions on the edge of the handle with the center of the main
torque scale.
To set the correct inspection torque value, turn clockwise to increase value or
turn counter-clockwise to decrease value.
If grounding bolts are type
1/4-20 backplane, -48 V ground first nut
1/4-20 backplane, -48 V ground second nut
Set inspection torque to 5 ft/lb. Proceed to step 6.
Set inspection torque to 25 in/lb.
Position the wrench on the grounding bolts and tighten to inspection torque
specification.
Return the T9958 torque wrench to the appropriate location.
The procedure is complete.
(end)
Do
step 4
step 5