Carrier Infinity ICS 58MVC 100 Series Installation Instructions Manual page 57

Table 10 --- Orifice Size* and Manifold Pressures for Gas Input Rate (Continued)
(Tabulated Data Based on 20,000 BTUH High Heat / 13,000 Btuh Med ---Heat / 8,000 Btuh Low---Heat per Burner,
ALTITUDE AVG. GAS
RANGE
HEAT VALUE
AT ALTITUDE
ft (m)
(Btu/cu ft)
650
7001 675
(2134) 700
725
to
750
8000 775
(2438) 800
825
625
8001 650
(2439) 675
700
to
725
9000 750
(2743) 775
9001 600
(2744) 625
650
to
675
10000 700
(3048) 725
* Orifice numbers shown in BOLD are factory-installed.
Derated 2% / 1000 Ft. (304.8M) Above Sea Level)
0.58
Orifice Mnfld Press Orifice
No. High/Med/Low No.
43 3.8 / 1.6 /0.60 42
43 3.5 / 1.5 /0.55 43
44 3.8 / 1.6 /0.60 43
44 3.5 / 1.5 /0.55 44
44 3.3 / 1.4 /0.55 44
45 3.7 / 1.6 /0.60 44
45 3.5 / 1.5 /0.55 45
45 3.3 / 1.4 /0.55 45
43 3.8 / 1.6 /0.60 42
43 3.5 / 1.5 /0.55 43
44 3.7 / 1.6 /0.60 43
44 3.5 / 1.5 /0.55 44
44 3.2 / 1.4 /0.50 44
45 3.7 / 1.5 /0.60 45
45 3.4 / 1.5 /0.55 45
43 3.8 / 1.6 /0.60 42
43 3.5 / 1.5 /0.55 43
44 3.7 / 1.6 /0.60 44
44 3.4 / 1.4 /0.55 44
44 3.2 / 1.3 /0.50 44
45 3.6 / 1.5 /0.55 45
SPECIFIC GRAVITY OF NATURAL GAS
0.60 0.62
Mnfld Press Orifice Mnfld Press
High/Med/Low No. High/Med/Low
3.2 / 1.4 /0.50 42 3.4 / 1.4 /0.55
3.7 / 1.6 /0.60 43 3.8 / 1.6 /0.60
3.4 / 1.4 /0.55 43 3.5 / 1.5 /0.55
3.6 / 1.5 /0.60 44 3.8 / 1.6 /0.60
3.4 / 1.4 /0.55 44 3.5 / 1.5 /0.55
3.2 / 1.3 /0.50 44 3.3 / 1.4 /0.55
3.6 / 1.5 /0.60 45 3.7 / 1.6 /0.60
3.4 / 1.4 /0.55 45 3.5 / 1.5 /0.55
3.2 / 1.4 /0.50 42 3.3 / 1.4 /0.55
3.6 / 1.5 /0.60 43 3.8 / 1.6 /0.60
3.4 / 1.4 /0.55 43 3.5 / 1.5 /0.55
3.6 / 1.5 /0.60 44 3.7 / 1.6 /0.60
3.4 / 1.4 /0.55 44 3.5 / 1.5 /0.55
3.8 / 1.6 /0.60 44 3.2 / 1.4 /0.50
3.6 / 1.5 /0.55 45 3.7 / 1.6 /0.60
3.2 / 1.4 /0.50 42 3.3 / 1.4 /0.55
3.6 / 1.5 /0.60 43 3.7 / 1.6 /0.60
3.8 / 1.6 /0.60 43 3.4 / 1.5 /0.55
3.5 / 1.5 /0.55 44 3.7 / 1.5 /0.60
3.3 / 1.4 /0.55 44 3.4 / 1.4 /0.55
3.7 / 1.6 /0.60 45 3.8 / 1.6 /0.60
57
0.64
Orifice Mnfld Press
No. High/Med/Low
42 3.5 / 1.5 /0.55
42 3.2 / 1.4 /0.50
43 3.6 / 1.5 /0.60
43 3.4 / 1.4 /0.55
44 3.6 / 1.5 /0.60
44 3.4 / 1.4 /0.55
44 3.2 / 1.4 /0.50
45 3.6 / 1.5 /0.60
42 3.4 / 1.5 /0.55
42 3.2 / 1.3 /0.50
43 3.6 / 1.5 /0.60
44 3.8 / 1.6 /0.60
44 3.6 / 1.5 /0.55
44 3.3 / 1.4 /0.55
45 3.8 / 1.6 /0.60
42 3.4 / 1.4 /0.55
43 3.8 / 1.6 /0.60
43 3.6 / 1.5 /0.55
44 3.8 / 1.6 /0.60
44 3.5 / 1.5 /0.55
44 3.3 / 1.4 /0.50
A08203