Extreme Networks IA-A-20 Installation Manual page 13

1 Install the rack handles by aligning a rack handle with the two holes on each side of the appliance
and attaching each handle to the appliance with two screws as shown in
Figure 4: Installing the Rack Handles
2 Read the installation guide included with the rack mounting kit.
3 Install the rails and mount the controller in the rack as instructed.
Torque Values
The following table describes the recommended torque values to use when installing the appliance
using standard threaded fastener machine screws and bolts.
Table 9: Recommended Torque Values by Screw Size
Screw Size
English
N/A
2 – 56
4 – 40
6 – 32
8 – 32
10 – 32
1/4 – 20
IA-A-20 and IA-A-300 Installation Guide
Torque in Pounds
Metric -%5
N/A 1.42
1.5 2.85
2.5 4.75
3.5 8.55
4.5 17.10
5 30.40
6.5 63.65
Appliance Overview and Setup
the figure
Nominal +%5
1.5 1.57
3.0 3.15
5.0 5.25
9.0 9.45
18.0 18.90
32.0 33.60
67.0 70.35
below.
Bit Size
0
0
0/1
1
2
2
3
13