Lennox G51MP SERIES Installation Instructions Manual page 36

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SURELIGHT INTEGRATED CONTROL BOARD
FIGURE 53
Page 36
TERMINAL DESIGNATIONS
COOL Blower − Cooling Speed (120VAC)
HEAT Blower − Heating Speed (120VAC)
PARK Unused Blower (Not energized)
FAN Continuous Low Blower Speed
EAC Accessory Terminal (120VAC)
XFMR Transformer (120VAC)
LINE Input (120VAC)
HUM Heat Only Accessory (120VAC)
5 Terminals 120 Volt Neutral
FS Flame Sensor
24V HUM Heat Only Accessory (24VAC)
1/4" FEMALE
QUICK
CONNECT
*Factory setting
*
*