Gas Conversion Guide

8
CP-UB-UD-GC (04-21) 1034364-A
Table 4. Required Manifold (Outlet) Gas Pressure
Elevation Single-Stage and Two-Stage High-Fire Two-Stage Low-Fire
Feet Meters
Natural Gas Propane Natural Gas Propane
Manifold Pressure (IN WC)
US
0–2000 0–610 3.5 10.0 1.8 5.0
2001–3000 611–915 3.1 8.8 1.6 4.4
3001–4000 916–1220 3.0 8.5 1.5 4.2
4001- 5000 1221–1525 2.8 8.1 1.5 4.1
5001–6000 1526–1830 2.7 7.7 1.4 3.9
6001–7000 1831–2135 2.6 7.4 1.3 3.7
7001–8000 2136–2440 2.5 7.1 1.3 3.5
8001–9000 2441–2745 2.4
6.7 1.2 3.4
9001–10,000 2746–3045 2.3
Canada
0–2000 0–610 3.5 10.0 1.8 5.0
2001–4500 611–1373 2.8 8.1 1.5 4.1
SINGLE-STAGE VALVES
TWO-STAGE VALV E
REGULATOR
SCREW
INLET
PRESSURE
TA P
1/8" OUTLET
PRESSURE
TA P
1/8" OUTLET
PRESSURE
TA P
INLET
PRESSURE
TA P
REGULATOR
SCREW
INLET PRESSURE TA P
1/8" OUTLET PRESSURE TA P
HIGH-FIRE
REGULATOR SCREW
LOW-FIRE
REGULATOR SCREW
INSTALLATION—CONTINUED
Figure 3. Gas Valves