OvSLOLZ 





TWO STAGE 








Ri 











eQ 
































VARIABLE 


wo} 




















SPEED 
BLOWER 
MOTOR ORANGE 























RED 




















WHITE 


ROOM THERMOSTAT 


YO- 





O--O--© 


SUPPLY AIR FLAME ROLL-OUT VENT PRESSURE 
LIMIT SWITCH ‘SWITCH SAFETY SWITCH SWITCH 
(ALL MODELS) (ALL MODELS) (ALL MODELS) 








WHITE (NEUTRAL) .... 


BLACK 120V - © BLOWER DooR 


‘TRANSFORMER 
WHITE W/ BLK STRIPES WHITE 





AIR CONDITIONER 
CONDENSING UNIT] 24Vv 120V 
LK W) WHITE STRIPES) BLACK 




















Tar Fase] BLOWER OFF gy eee 
sets 


th 











GREY 














YELLOW 





ie) 











GREEN 


















































POWER FACTOR 
CORRECTION CHOI 


Legend 


Field Wiring 
Factory Wiring: 

Low Voltage 

High Voltage 





YELLOW 

















VARIABLE SPEED 
BLOWER CONTROL BOX 


STATUS 
RED 
FAULT CONDITION LIGHT 


Power On ON 
Limit Circuit Open or External Load On "W" 1 FLASH 
Pressure Switch Stuck Open 2 FLASHES 
Pressure Switch Stuck Closed 3 FLASHES 
Ignition Failure (Check Ground) 4 FLASHES 
115 VAC & Neutral Reversed or no Ground] 5 FLASHES 
False Flame or Gas Valve Relay Shorted | Continuous 
Power Off OFF 


FLAME 


YELLOW 
FAULT CONDITION LIGHT 


Low Flame Sensor Signal 


























Continuous 
Flash 
Flame Present ON 














sniyis 3nv14 


ie) 

















OU 
FLAME SENSOR pep DO OQ 

—— O@G| 
YELLOW YELLOW 



































BROWN 


— vsrms 
PRIMARY = 
GAS 
VALVE tac 


IGNITOR 

















INDUCER 
BLACK 


NOTES: 

. Use copper conductors only. 

. If any of the original wire as supplied with the furnace must be 
replaced, it must be replaced with wiring material having a 
temperature rating of at least 105° C. 

. Refer to the Installation Instructions provided with the furnace 
for the appropriate heating and cooling speed settings for 
your application. 

. Ensure that wires from the blower remain connected to the board 
thermostat terminals after making the field thermostat connections. 





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