Trane IntelliPak 1 Installation, Operation And Maintenance Manual page 125

Table 55. Recommended manifold pressures and O2 levels for furnace operation — natural gas (continued)
Burner size
1000 MBH 2-stg
1000 MBH Mod
Note: If the manifold pressure is not within the range shown on the chart, then the combustion fan speeds (P0, P1, and/or P2) need
adjustment. Typically, in increments of 20-40 RPM
(a) 800MBH is Horizontal Discharge. MBH is listed on gas heat rating plate.
Table 56. Recommended manifold pressures and O2 levels for furnace operation — LP
Burner size
235 MBH 2-stg
350 MBH 2-stg
500 MBH 2-stg
500 MBH Mod
800 MBH 2-stg (a)
800 MBH Mod (a)
850 MBH 2-stg
850 MBH Mod
1000 MBH 2-stg
1000 MBH Mod
Note: If the manifold pressure is not within the range shown on the chart, then the combustion fan speeds (P0, P1, and/or P2) need
adjustment. Typically, in increments of 20-40 RPM
(a) 800MBH is Horizontal Discharge. MBH is listed on gas heat rating plate.
RT-SVX072A-EN
Low Fire (1%)
Manifold
O2 (%)
(in. w.c)
4.9 – 5.1 0.65 – 0.67
11.2 – 11.4 0.01 – 0.02
Low Fire (1%)
Manifold
O2 (%)
(in. w.c)
5.2 - 5.6 0.14 - 0.18
6.4 - 6.7 0.12 - 0.14
5.4 - 5.8 0.2 - 0.3
10.4 - 10.8 0.05 - 0.08
5.4 - 5.8 0.14 - 0.15
12.8 - 13.1 0 - 0.01
5.7 - 6.1 0.16 - 0.17
12.7 - 13.1 0 - 0.01
5.2 - 5.5 0.25 - 0.27
12.8 - 13.2 0 - 0.01
High Fire (100%)
O2 (%)
2.8 – 3.2
2.8 – 3.2
High Fire (100%)
O2 (%)
3.1 - 3.4 0.67 - 0.69
3.2 - 3.4 0.43 - 0.53
3.0 - 3.4
3.1 - 3.5
2.9 - 3.3 0.62 - 0.64
3.0 - 3.4 0.62 - 0.65
6.2 - 3.4 0.70 - 0.73
3.2 - 3.4 0.68 - 0.72
3.0 - 3.4 0.92 - 0.96
2.9 - 3.3 0.92 - 0.96
U U n n i i t t S S t t a a r r t t u u p p
Manifold
(in. w.c)
2.5 – 2.7
2.5 – 2.6
Manifold
(in. w.c)
0.9 - 1.0
0.9 - 1.1
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