Huawei OptiX RTN 980 Quick Installation Manual page 12

Install the expansion bolt assembly.
M12x60 bolt
Spring washer 12
Flat washer 12
Expansion tube
Position the base, and then screw the bolt
with the spring washer and flat washer.
Tighten the bolts by using a
torque wrench.
Rubber
mallet
10
Remove the spring washer,
flat washer, and bolt.
Adjust the base level.
Adjust the base level by adding certain pads to the bolts
between the base and the concrete pad.
Remove the front cover of the base.