Lennox ML195UH 045XP24B

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FIGURE 9
FIELD WIRING FOR TWINNING THE ML195UH
Y
W
C
Y
W
R
R
G
C
G
TWIN
TWIN
TWIN 2
TWIN 1
ISOLATION
RELAY
TWO-STAGE THERMOSTAT
Call For Cool
Call For Fan
Call For 1st
Stage Heat
Call For 2nd
StageHeat
R
Y
G
W1
W2
Y
W
C
Y
W
R
R
G
C
G
TWIN
TWIN
TWIN 2
TWIN 1
ISOLATION
RELAY
Call For Cool
Call For Fan
Call For Heat
R
Y
G
W
SINGLE STAGE THERMOSTAT
FIGURE 10
ML195UH Burner Box Assembly
IGNITOR
FLAME SENSOR
ROLLOUT SWITCHES
GAS VALVE
BURNERS
ORIFICES
FRONT BURNER BOX PLATE