Hello Timz,
Depending on your settings, retuning some parameters among the below listed may help you achieve the desired Traffic Balance;
CRO
Load HO Allowed
Load HO Threshold
Inter-layer HO Threshold
REXLEV_ACCESS_MIN
Tch Traffic busy Threshold(%)
AMR TCH/H Prior Cell Load Threshold
Edge HO UL RX_LEV Threshold
Edge HO DL RX_LEV Threshold
AMR DL RX_LEV Upper Threshold
AMR DL RX_LEV Lower Threshold
AMR UL RX_LEV Upper Threshold
AMR UL RX_LEV Lower Threshold
DL RX_LEV Upper Threshold
DL RX_LEV Lower Threshold
UL RX_LEV Upper Threshold
UL RX_LEV Lower Threshold
UL Expected Level at HO Access.
m12