Lennox ComfortSense 7500 Commercial - Page 18

18
H/C
Stages
Locked =
NO
H/C
Stages
Locked =
YES
SET
POINTS:
3rd stage
ON
1st stage
ON
2nd stage
ON
3rd stage
ON
1st stage
ON
2nd stage
ON
2nd stage
OFF
3rd stage
OFF
1st stage
OFF
1st stage
OFF
2nd stage
OFF
3rd stage
OFF
SP -1.5 SP -1.0 SP -0.5
SP
SP +0.5SP -2.0
Stg1 Differential
Stg3 Differential
Stg2 Differential
SP -2.5SP -3.0SP -3.5
Stg1 Differential
Stg3 Differential
Stg2 Differential
Figure 9. Heating - Heat Pump w/Electric - 3 Stage (2 compressor / 1 backup OR 1 compressor /
2 backup)