GE RAK149P2 Manuel Du Propriétaire Et Instructions D'installation page 7

INSTALLATION INSTRUCTIONS
Table 2: Terminals for six wires 2-stage heat/1-
stage cool system
B
Note: Connect G terminal of thermostat to Zoneline
GL terminal for low fan speed or terminal GH for high fan
speed. Only one can be selected.
49-5000517 Rev. 3
G Y W C R
7