Carrier WeatherMaster 48HC04 Service And Maintenance Instructions page 41

ELEVATION
150K BTUH
ORIFICE
FT M
SIZE
7
0 to 2,000 0 to 610 37
2,000 610 38 7
7
3,000 914 39
4,000 1219 39 7
8
5,000 1524 40
6,000 1829 41 8
8
7,000 2134 42
8,000 2438 42 8
8
9,000 2743 43
10,000 3048 43 8
11,000 3353 †44
12,000 3658 †45
13,000 3962 †46
14,000 4267 †47
ELEVATION
150K BTUH
ORIFICE
FT M
SIZE
0 to 2,000 0 to 610 52 9
2,000 610 52 9
3,000 914 53 9
4,000 1219 53 9
5,000 1524 53 9
9
6,000 1829 53
7,000 2134 53 9
9
8,000 2438 54
9,000 2743 54 9
9
10,000 3048 54
11,000 3353 55 9
9
12,000 3658 55
13,000 3962 55 9
14,000 4267 †56
ORIFICE ACC. KIT PN
XX 7 CRLPELEV007A00
XX 8 CRLPELEV008A00
XX 9 CRLPELEV009A00
ELEVATION
FT M
0 to 2,000 0 to 610
2,000 610
3,000 914
4,000 1219
5,000 1524
6,000 1829
7,000 2134
8,000 2438
9,000 2743
10,000 3048
11,000 3353
12,000 3658
13,000 3962
14,000 4267
* As the height above sea level increases, there is less oxygen per cubic
ft. of air. Therefore, heat input rate should be reduced at higher altitudes.
† Not included in kit. May be purchased separately through dealer.
Table 17 — Altitude Compensation* (Size 14)
180K BTUH
INPUT ORIFICE
(BTU/HR) SIZE
7
150,000 37
138,000 38 7
7
132,000 39
126,000 39 7
8
120,000 40
114,000 41 8
8
108,000 42
102,000 42 8
8
96,000 43
90,000 43 8
84,000 †44
78,000 †45
72,000 †46
66,000 †47
180K BTUH
INPUT ORIFICE
(BTU/HR) SIZE
150,000 52 9
138,000 52 9
132,000 53 9
126,000 53 9
120,000 53 9
9
114,000 53
108,000 53 9
9
102,000 54
96,000 54 9
9
90,000 54
84,000 55 9
9
78,000 55
72,000 55 9
66,000 †56
Table 18 — Altitude Compensation* (Sizes 04-06)-Low NOx Units
60K BTUH
ORIFICE INPUT
SIZE (BTU/HR)
2
38 60,000
39 2 55,200
†40 52,800
†41 50,400
†41 48,000
†42 45,600
†42 43,200
†43 40,800
†43 38,400
44 2 36,000
2
44 33,600
45 2 31,200
3
47 28,800
48 3 26,400
NATURAL GAS
NOMINAL HEAT INPUT
240K BTUH
INPUT ORIFICE INPUT
(BTU/HR) SIZE (BTU/HR)
7
180,000 37 240,000
165,600 38 7 220,800
7
158,400 39 211,200
151,200 39 7 201,600
8
144,000 40 192,000
136,800 41 8 182,400
8
129,600 42 172,800
122,400 42 8 163,200
8
115,200 43 153,600
108,000 43 8 144,000
100,800 †44 134,400
93,600 †45 124,800
86,400 †46 115,200
79,200 †47 105,600
PROPANE GAS
NOMINAL HEAT INPUT
240K BTUH
INPUT ORIFICE INPUT
(BTU/HR) SIZE (BTU/HR)
180,000 52 9 240,000
165,600 52 9 220,800
158,400 53 9 211,200
151,200 53 9 201,600
144,000 53 9 192,000
9
136,800 53 182,400
129,600 53 9 172,800
9
122,400 54 163,200
115,200 54 9 153,600
9
108,000 54 144,000
100,800 55 9 134,400
9
93,600 55 124,800
86,400 55 9 115,200
79,200 †56 105,600
NATURAL GAS ONLY
NOMINAL HEAT INPUT
90K BTUH
ORIFICE
SIZE
2
38
39 2
†40
†41
†41
†42
†42
†43
†43
44 2
2
44
45 2
3
47
48 3
ORIFICE
1
XX CRLPELEV001A00
XX 2 CRLPELEV002A00
3
XX CRLPELEV003A00
XX 4 CRLPELEV004A00
41
315K BTUH
ORIFICE INPUT
SIZE (BTU/HR)
†35 315,000
36 7 289,800
7
36 277,200
37 7 264,600
7
37 252,000
38 7 239,400
7
39 226,800
40 8 214,200
8
41 201,600
42 8 189,000
8
43 176,400
43 8 163,800
†44 151,200
†45 138,600
315K BTUH
ORIFICE INPUT
SIZE (BTU/HR)
51 9 252,000
51 9 231,840
52 9 221,760
52 9 211,680
52 9 201,600
9
52 191,520
53 9 181,440
9
53 171,360
53 9 161,280
9
54 151,200
54 9 141,120
9
54 131,040
55 9 120,960
9
55 110,880
120K BTUH
INPUT ORIFICE
(BTU/HR) SIZE
1
90,000 32
82,800 33 1
1
79,200 33
75,600 35 1
1
72,000 35
68,400 36 1
1
64,800 36
61,200 37 2
2
57,600 38
54,000 †40
50,400 †41
46,800 †42
43,200 †43
39,600 †43
ACC. KIT PN
380K BTUH
ORIFICE INPUT
SIZE (BTU/HR)
†35 350,000
36 7 322,000
7
36 308,000
37 7 294,000
7
37 280,000
38 7 266,000
7
39 252,000
40 8 238,000
8
41 224,000
42 8 210,000
8
43 196,000
43 8 182,000
†44 168,000
†45 154,000
380K BTUH
ORIFICE INPUT
SIZE (BTU/HR)
51 9 350,000
51 9 322,000
52 9 308,000
52 9 294,000
52 9 280,000
9
52 266,000
53 9 252,000
9
53 238,000
53 9 224,000
9
54 210,000
54 9 196,000
9
54 182,000
55 9 168,000
9
55 154,000
INPUT
(BTU/HR)
120,000
110,400
105,600
100,800
96,000
91,200
86,400
81,600
76,800
72,000
67,200
62,400
57,600
52,800