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ORIFICE
DRILL SIZE
#30
1/8
#31
#32
#33
#34
#35
#36
#37
#38
#39
#40
#41
#42
#43
#44
#45
#46
#47
#48
#49
#50
#51
#52
#53
#54
#55
#56
#57
#58
ELEVATION
NG Orifice
ft (m)
Size
0 --- 2000 (610)
31
2000 (610)
32
3000 (914)
32
4000 (1219)
33
5000 (1524)
33
6000 (1829)
34
7000 (2134)
35
8000 (2438)
36
9000 (2743)
37
10000 (3048)
38
11000 (3353)
39
12000 (3658)
†41
13000 (3962)
†42
14000 (4267)
†43
LEGEND
NG = Natural Gas
LP = Liquid Propane
* 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 11 – Orifice Sizes
PART NUMBER
LH32RF129
LH32RF125
LH32RF120
LH32RF116
LH32RF113
LH32RF111
LH32RF110
LH32RF105
LH32RF104
LH32RF102
LH32RF103
LH32RF098
LH32RF096
LH32RF094
LH32RF089
LH32RF086
LH32RF082
LH32RF080
LH32RF079
LH32RF076
LH32RF073
LH32RF070
LH32RF067
LH32RF065
LH32RF060
LH32RF055
LH32RF052
LH32RF047
LH32RF043
LH32RF042
Table 12 - - Altitude Compensation* (08- - 14)
125,000
BTUH Nominal
LP Orifice
Size
1
3
49
1
3
50
1
3
50
1
3
50
1
4
51
1
4
51
1
4
51
1
4
52
2
4
52
2
4
52
2
4
53
4
53
4
54
4
54
BRYANT
250,000
BTUH Nominal
NG Orifice
LP Orifice
Size
Size
3
†30
46
3
†30
47
1
3
31
47
1
3
31
48
1
3
31
48
1
3
31
48
1
3
32
49
1
3
33
49
1
3
34
50
1
3
35
50
1
4
36
51
2
4
37
51
2
4
38
52
4
†40
53
1 = CRLPELEV001A00
2 = CRLPELEV002A00
3 = CRLPELEV003A00
4 = CRLPELEV004A00
32
DRILL
DIA. (in.)
0.1285
0.1250
0.1200
0.1160
0.1130
0.1110
0.1100
0.1065
0.1040
0.1015
0.0995
0.0980
0.0960
0.0935
0.0890
0.0860
0.0820
0.0810
0.0785
0.0760
0.0730
0.0700
0.0670
0.0635
0.0595
0.0550
0.0520
0.0465
0.0430
0.0420
180,000, 224,000
BTUH Nominal
NG Orifice
LP Orifice
Size
Size
1
3
31
48
1
3
32
49
1
3
32
49
1
3
33
49
1
3
33
50
1
3
34
50
1
3
35
50
1
4
36
51
2
4
37
51
2
4
38
52
2
4
39
52
4
†41
53
4
†42
53
4
†43
54
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