Check the radios if binding the correct band? (Radio 1 is 2.4GHz band and
radio 2 is 5GHz band)
Figure 121 CONFIGURATION > Object > AP Profile > Radio > Edit
Figure 122 CONFIGURATION > Wireless > AP Management > AP Group > Edit
The AP using the channel is the Weather Radar?
If using the channels has overlap with the 112~120 must waiting 10 min and
using the DFS channels need waiting 1 min just will be seen the SSID.
Figure 123 Configuration > Object > AP Profile > Radio > Edit