Lennox iComfort M30 Installation And Setup Manual page 25

H/C
Stages
Locked =
NO
3rd stage
ON
H/C
Stages
Locked =
YES
3rd stage
SP -3.5 SP -3.0
POINTS:
H/C
Stages
Locked =
NO
H/C
Stages
Locked =
YES
SP -3.5 SP -3.0
POINTS:
2nd stage
ON
Stg3 Differential
2nd stage
ON
Stg3 Diff.
ON
SP -2.5 SP -2.0
Figure 7. Heating - dual fuel - 3 stage (1 compressor / 2 backup)
2nd stage
3rd stage
ON
Stg3 Differential
2nd stage
3rd stage
ON
Stg3 Differential
SP -2.5 SP -2.0
Figure 8. Heating - dual fuel - 3 stage (2 compressor / 1 backup)
1st stage
ON
Stg2 Differential
1st stage
ON
Stg2 Differential
SP -1.5 SP -1.0 SP -0.5
1st stage
ON
ON
Stg2 Differential
1st stage
ON
ON
Stg2 Differential
SP -1.5 SP -1.0 SP -0.5
25
1st stage
OFF
Stg1 Differential
2nd stage
OFF
3rd stage
OFF
1st stage
OFF
Stg1 Differential
2nd stage
OFF
3rd stage
OFF
SP +0.5
SP
1st stage
OFF
Stg1 Differential
2nd stage
OFF
3rd stage
OFF
1st stage
OFF
Stg1 Differential
2nd stage
OFF
3rd stage
OFF
SP
SP +0.5