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TYPICAL GAS TRAIN LAYOUT
This gas train scope of supply meets the minimum controls requirements according to CGA and AGA regulations.
Any additional requirements needed to meet local codes are the responsibility of others.
FIELD SUPPLIED
1
SEE GAS
SUPPLY
RANGE
NOTE: ITEMS 5, 6 & 7 COMBINATION GAS VALVE(S) ASSEMBLIES MAY BE UTILIZED WHERE APPROVED
GAS TRAIN LEGEND
1 - GAS SUPPLY & FLOW DIRECTION OF GAS
2 - GAS SUPPLY MAIN SHUTOFF MANUAL VALVE
(FIELD SUPPLIED)
3 - GAS SUPPLY PRESSURE TEST POINT (FIELD SUPPLIED)
4 - GAS TRAIN PIPE DIAMETER SIZE(S):
BURNER G900 1" NPT (REDUCED AT COMBUSTION
HEAD TO 3/4")
5 - GAS APPLANCE PRESSURE REGULATOR
6 - SAFETY SHUTOFF GAS VALVE (VS) 120V OPERATED
7 - MAIN GAS VALVE 120V OPERATED
BURNER G900 = SINGLE STAGE V1 ONLY
8 - FIRING VALVE MANUAL SHUTOFF
9 - GAS BURNER MANIFOLD TEST POINT
20027974
2 3
4
5
Ø
RIELLO SUPPLIED
6
7
GAS SUPPLY PRESSURE RANGES:
NATURAL GAS PRESSURE:
min. 7" wc
LP PROPANE GAS PRESSURE:
min. 8" wc
GB
8
9
-
max. 14" wc
-
max. 13" wc
6
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