Carrier 48HC*04–14 Service And Maintenance Instructions page 45

ELEVATION
150k BTUH
Orifice
FT M
Size
7
0 - 2000 0 - 610 37
7
2000 610 38
7
3000 914 39
7
4000 1219 39
8
5000 1524 40
8
6000 1829 41
8
7000 2134 42
8
8000 2438 42
8
9000 2743 43
8
10000 3048 43
11000 3353 †44
12000 3658 †45
13000 3962 †46
14000 4267 †47
ELEVATION
150k BTUH
Orifice
FT M
Size
9
0 - 2000 0 - 610 52
9
2000 610 52
9
3000 914 53
9
4000 1219 53
9
5000 1524 53
9
6000 1829 53
9
7000 2134 53
9
8000 2438 54
9
9000 2743 54
9
10000 3048 54
9
11000 3353 55
9
12000 3658 55
9
13000 3962 55
14000 4267 †56
* 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.
ORIFICE ACC. KIT PN
7
XX CRLPELEV007A00
8
XX CRLPELEV008A00
9
XX CRLPELEV009A00
Table 18 – Altitude Compensation* (14)
NATURAL GAS
180k BTUH
Input Orifice Input
(btu/hr) Size (btu/hr)
7
150,000 37 180,000
7
138,000 38 165,600
7
132,000 39 158,400
7
126,000 39 151,200
8
120,000 40 144,000
8
114,000 41 136,800
8
108,000 42 129,600
8
102,000 42 122,400
8
96,000 43 115,200
8
90,000 43 108,000
84,000 †44 100,800
78,000 †45 93,600
72,000 †46 86,400
66,000 †47 79,200
PROPANE GAS
180k BTUH
Input Orifice Input
(btu/hr) Size (btu/hr)
9
150,000 52 180,000
9
138,000 52 165,600
9
132,000 53 158,400
9
126,000 53 151,200
9
120,000 53 144,000
9
114,000 53 136,800
9
108,000 53 129,600
9
102,000 54 122,400
9
96,000 54 115,200
9
90,000 54 108,000
9
84,000 55 100,800
9
78,000 55 93,600
9
72,000 55 86,400
66,000 †56 79,200
45
NOMINAL HEAT INPUT
240k BTUH 315k BTUH
Orifice Input Orifice
Size (btu/hr) Size
7
37 240,000 †35
7 7
38 220,800 36
7 7
39 211,200 36
7 7
39 201,600 37
8 7
40 192,000 37
8 7
41 182,400 38
8 7
42 172,800 39
8 8
42 163,200 40
8 8
43 153,600 41
8 8
43 144,000 42
8
†44 134,400 43
8
†45 124,800 43
†46 115,200 †44
†47 105,600 †45
NOMINAL HEAT INPUT
240k BTUH 252k BTUH
Orifice Input Orifice
Size (btu/hr) Size
9 9
52 240,000 51
9 9
52 220,800 51
9 9
53 211,200 52
9 9
53 201,600 52
9 9
53 192,000 52
9 9
53 182,400 52
9 9
53 172,800 53
9 9
54 163,200 53
9 9
54 153,600 53
9 9
54 144,000 54
9 9
55 134,400 54
9 9
55 124,800 54
9 9
55 115,200 55
9
†56 105,600 55
350k BTUH
Input Orifice Input
(btu/hr) Size (btu/hr)
315,000 †35 350,000
7
289,800 36 322,000
7
277,200 36 308,000
7
264,600 37 294,000
7
252,000 37 280,000
7
239,400 38 266,000
7
226,800 39 252,000
8
214,200 40 238,000
8
201,600 41 224,000
8
189,000 42 210,000
8
176,400 43 196,000
8
163,800 43 182,000
151,200 †44 168,000
138,600 †45 154,000
350k BTUH
Input Orifice Input
(btu/hr) Size (btu/hr)
9
252,000 51 350,000
9
231,840 51 322,000
9
221,760 52 308,000
9
211,680 52 294,000
9
201,600 52 280,000
9
191,520 52 266,000
9
181,440 53 252,000
9
171,360 53 238,000
9
161,280 53 224,000
9
151,200 54 210,000
9
141,120 54 196,000
9
131,040 54 182,000
9
120,960 55 168,000
9
110,880 55 154,000