Carrier 48TC 04 Series, Service And Maintenance Instructions

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Table 18 – Altitude Compensation* Models 48TC04--07 (D, E, F, S, R, T)
NATURAL GAS
NOMINAL HEAT INPUT
ELEVATION 72k BTUH 115k BTUH 150k BTUH
Feet Meters
Orifice
Size
Input
(btu/hr)
Orifice
Size
Input
(btu/hr)
Orifice
Size
Input
(btu/hr)
0 --- 2000 0 --- 610 33
1
72,000 33
1
115,000 †30 150,000
2000 610 35
1
66,240 35
1
105,800 †30 138,000
3000 914 35
1
63,360 35
1
101,200 31
1
132,000
4000 1219 36
1
60,480 36
1
96,600 31
1
126,000
5000 1524 36
1
57,600 36
1
92,000 31
1
120,000
6000 1829 37
2
54,720 37
2
87,400 31
1
114,000
7000 2134 38
2
51,840 38
2
82,800 32
1
108,000
8000 2438 39
2
48,960 39
2
78,200 33
1
102,000
9000 2743 †40 46,080 †40 73,600 33
1
96,000
10000 3048 †41 43,200 †41 69,000 35
1
90,000
11000 3353 †42 40,320 †42 64,400 36
1
84,000
12000 3658 †43 37,440 †43 59,800 37
2
78,000
13000 3962 †43 34,560 †43 55,200 38
2
72,000
14000 4267 44
2
31,680 44
2
50,600 †40 66,000
* 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
XX
1
XX
2
XX
3
XX
4
ACC. KIT PN
CRLPELEV001A00
CRLPELEV002A00
CRLPELEV003A00
CRLPELEV004A00
48TC