Table 5-1 Specified Torques For Stainless Steel Screws - CommScope Node AM4 Manual

5. Maintenance

During maintenance ensure that the unit has been disconnected from mains.
Note:

Before disconnecting any cables, label any unlabeled cables to ensure
Note:
correct reconnection, and check the switch positions of the removed part to
set the switches of the new part accordingly.
To replace an FRU, use the appropriate tools. The tools are provided along with the
equipment. Replacement tools may be ordered from the supplier.
SMA connectors have a specified torque of 60 N-cm. All screws have a right-hand thread,
turn the tool clockwise for tightening and counter-clockwise for loosening. Use an
appropriate tool to fasten and unfasten connectors and screws. Do NOT overtighten the
connectors or screws!
The tables below show various screws with their respective torques.
Locking Torques for Stainless Steel Screws

table 5-1 Specified torques for stainless steel screws

Standard Torques for Neck-collar Screws
table 5-2 Standard torques for neck-collar screws
Standard Torques for Metal Cable Glands
Thread Ø
M 16 x 1.5
M 20 x 1.5
PG 7
table 5-3 Standard torques for metal cable glands
MF0121ACP_uc.docx
Thread Ø
M 2.0
M 2.5
M 3.0
M 4.0
M 5.0
M 6.0
M 8.0
Thread Ø
M 3.0
M 4.0
M 5.0
Nominal torque to housing or nut
20.00 N-m
30.00 N-m
6.50 N-m
Manual for Node AM4
Nominal torque
0.40 N-m
0.82 N-m
1.45 N-m
3.30 N-m
6.50 N-m
11.00 N-m
27.00 N-m
Nominal torque
1 N-m
3.3 N-m
6.05 N-m
Nominal torque sleeve nut
15.00 N-m
20.00 N-m
0.42 N-m
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