LOW AMBIENT OPERATION
TABLE 3 - FAN CYCLING CONTROL SCHEDULE
TABLE 4 - AMBIENT FAN CYCLING THERMOSTAT SETTINGS
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* NOTE: These are typical settings. Further adjustments may be necessary to suit actual field conditions.
Number of Fans on
Condenser Design
T.D.
o
F (
o
C)
Thermostat Setting *
o
F (
o
C)
Single Row
Models
Double Row
Models
1st Stage 2nd Stage 3rd Stage 4th Stage 5th Stage
2 4
30 (16.7)
25 (13.9)
20 (11.1)
15 (8.3)
10 (5.6)
60 (15.6)
65 (18.3)
70 (21.1)
75 (23.9)
80 (26.7)
3 6
30 (16.7)
25 (13.9)
20 (11.1)
15 (8.3)
10 (5.6)
60 (15.6)
65 (18.3)
70 (21.1)
75 (23.9)
80 (26.7)
40 (4.4)
55 (12.8)
60 (15.6)
65 (18.3)
75 (23.9)
4 8
30 (16.7)
25 (13.9)
20 (11.1)
15 (8.3)
10 (5.6)
60 (15.6)
65 (18.3)
70 (21.1)
75 (23.9)
80 (26.7)
50 (10.0)
55 (12.8)
65 (18.3)
70 (21.1)
75 (23.9)
30 (-1.1)
40 (4.4)
50 (10.0)
60 (15.6)
70 (21.1)
5 10
30 (16.7)
25 (13.9)
20 (11.1)
15 (8.3)
10 (5.6)
60 (15.6)
65 (18.3)
70 (21.1)
75 (23.9)
80 (26.7)
55 (12.8)
60 (15.6)
65 (18.3)
70 (21.1)
75 (23.9)
45 (7.2)
50 (10.0)
60 (15.6)
65 (18.3)
70 (21.1)
30 (-1.1)
35 (1.7)
40 (4.4)
55 (12.8)
65 (18.3)
6 12
30 (16.7)
25 (13.9)
20 (11.1)
15 (8.3)
10 (5.6)
55 (12.8)
65 (18.3)
70 (21.1)
75 (23.9)
80 (26.7)
50 (10.0)
60 (15.6)
65 (18.3)
70 (21.1)
75 (23.9)
40 (4.4)
55 (12.8)
60 (15.6)
65 (18.3)
70 (21.1)
30 (-1.1)
45 (7.2)
50 (10.0)
60 (15.6)
65 (18.3)
25 (-3.9)
35 (1.7)
40 (4.4)
50 (10.0)
60 (15.6)
