
30259-9-1115
Page 9
GAS SUPPLY
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Other Than All-Metal Construction
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the unit.
Manual Shut-off Valve
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Leak Testing
WARNING - FIRE OR EXPLOSION HAZARD
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connections using a commercially available soap so-
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erty damage, personal injury or loss of life. Failure
to follow the safety warnings exactly could result in
serious injury, death or property damage.
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ceases.
Important Note:
When pressure testing the gas supply lines at pressures
greater than ½ psig (14 in. w.c.), the gas supply piping system
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to the gas control valve. If the test pressure is less than or
equal to ½ psig (14 in. w.c.), close the manual shut-off valve.
Pressure Testing of the Gas Supply System
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Recommended Gas Pipe Diameter
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In Inches
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In Inches
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0-10 feet
10-40 feet
40-100 feet
100-150 feet
f i r e - p a r t s . c o m