Lennox Prodigy M2 Application Manual page 18

Table 9 .LCH, LGH 36S,48S,60S,72H Low Ambient Fan Operations
Models
LCH, LGH 36S,48S,60S,72H
Table 10. LCH, LGH 090,102,120,150 Low Ambient Fan Operations
Models
LCH LGH 090 102 120 150 LCH, LGH 090,102,120,150
Models
LCH, LGH 156 LCH LGH 156
Models
LCH, LGH 180 LCH LGH 180
Models
LCH, LGH 210 LCH LGH 210
Table 14. LCH, LGH 240/300S LCH, LGH 420,480,540,600 Low Ambient Fan Operations
Models
LCH LGH 240/300S LCH, LGH 240/300S
LCH, LGH LCH LGH
420,480,540,600 420,480,540,600
CP1 − compressor 1, S11 − liquid line pressure switch on circuit 1.
CP2 − compressor 2, S84 − liquid line pressure switch on circuit 2.
CP3 − compressor 3, S85 − liquid line pressure switch on circuit 3.
CP4 − compressor 4, S94 − liquid line pressure switch on circuit 4.
506457−01 05/10
Fan
1
Fan
1
2
Table 11. LCH, LGH 156 Low Ambient Fan Operations
Fan
1
2, 3
Table 12. LCH, LGH 180 Low Ambient Fan Operations
Fan
1
2
3
4
Table 13. LCH, LGH 210 Low Ambient Fan Operations
Associated
Compressor
Fan
1 1, 3
2 1, 3
3 1, 3
4 2, 3
5 2, 3
6 2, 3
Associated Compres-
Fan sor
1 1, 2
2 1, 2
3 1, 2
4 3, 4
5 3, 4
6 3, 4
Associated Compressor
1
Associated Compressor
1
. 2
Associated Compressor
1, 2, 3
1, 2, 3
Associated Compressor
1, 3
1, 3
2, 3
2, 3
Low Ambient Control
OD Temp < ECTO 4.07 (55F)
and > ECTO 4.06 (40F)
On with CP1
OFF
On with S11, S84 or S85
On with S84 or S85
OFF
On with S84 or S85
Low Ambient Control
OD Temp < ECTO 4.07 (55F)
and > ECTO 4.06 (40F)
On with CP1 or CP2
OFF
On with S11 or S84
On with S84 or S85
OFF
On with CP3 or CP4
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5. Low Ambient Fan Control
Fan Control
On with S11
Low Ambient Control
OD Temp < ECTO 4.07 (55F)
OFF
On with S11 or S84
Low Ambient Control
OD Temp < ECTO 4.07 (55F)
On with S11 or S84 or S85
OFF
Low Ambient Control
OD Temp < ECTO 4.07 (55F)
On with S11, S84 or S85
OFF
On with S84 or S85
OFF
Low Ambient Control
OD Temp < ECTO 4.06 (40F)
OFF
OFF
On with S11, S84 or S85
On with S84 or S85
OFF
OFF
Low Ambient Control
OD Temp < ECTO 4.06 (40F)
OFF
OFF
On with S11 or S84
On with S84 or S85
OFF
OFF