Page 24
TABLE 16
Two Stage Ignition / Blower Control Terminals
LINE Line 120VAC Neutral
XFMR Transformer 120VAC Neutral
EAC Electronic Air Cleaner 120VAC Neutral
CIRC Indoor Blower 120VAC Neutral
HUM Humidifier 120VAC Neutral
HUM Humidifier 120VAC Hot
XMFR Transformer 120VAC Hot
LINE Line 120VAC Hot
CIRC Indoor Blower 120VAC Hot
EAC Electronic Air Cleaner 120VAC Hot
TABLE 17
SureLight Board 5 Pin Terminal Designation
PIN # Function
1 Ignitor
2 Combustion Air Inducer High Speed
3 Combustion Air Inducer Low Speed
4 Combustion Air Inducer Neutral
5 Ignitor Neutral
TABLE 18
SureLight Board 12Pin Terminal Designation
PIN # Function
1 Gas Valve High Fire
2 Second Stage Prove Switch (G32V−75)
3 Not Used
4 Ground
5 24V Hot
6 Primary Limit In
7 Gas Valve Low Stage
8 Gas Valve Common
9 24V Neutral
10 Ground
11 Primary Limit Out
12 1st Stage Prove Switch
TABLE 19
SureLight Board 16 Pin Blower Control Terminals
PIN # Function
1 Ground
2 Low Heat Speed
3 Ground
4 DELAY" Dip Switch Selection
5 COOL" Dip Switch Selection
6 Y1" Signal
7 ADJUST" Dip Switch Selection
8 Ground
9 0" From Thermostat
10 DS" Output Signal
11 HEAT" Dip Switch Selection
12 24 VAC
13 HIGH HEAT Speed
14 Y2" Signal
15 G"
16 CFM LED