architecture - engineering - construction
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Hastings Industries Inc.
Direct Gas Heating
Direct Gas Heating Systems - Page 6
Direct Gas Heating
TYPICAL GAS MANIFOLD AND BURNER - with. Insurance Authority Controls
SCHEMATIC PIPING DIAGRAMS
ITEM |
Furnished & Installed by Others | |||
| Furnished by Factory, Installed by Others | x |
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| Factory Furnished & Installed | ||||
DESCRIPTION |
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| 1 | Drip Leg | |||
| 2 | Main Gas Hand Shut-off valve | x | ||
| 3 | Main Gas Pressure Regulator | x | ||
| 4 | Vent Line Thru Roof to Outside Atmosphere | x | ||
| 5 | Low Gas Pressure Switch | x | ||
| 6 | Safety Shut-off Valve | x | ||
| 7 | Leak Test Petcock w/Plugged Test Connection | x | ||
| 8 | Manual Leak Test Hand Valve | x | ||
| 9 | Vent Valve (Normally Open) | x | ||
| 10 | Modulating Valve | x | ||
| 11 | High Gas Pressure Switch | x | ||
| 12 | Main Gas Burner | x | ||
| 13 | Pilot Gas Burner | x | ||
| 14 | Pilot Gas Supply Line | x | ||
| 15 | Pilot Gas Hand Valve | x | ||
| 16 | Pilot Pressure Regulator | x | ||
| 17 | Pilot Gas Solenoid Valve | x | ||
| 18 | Needle Valve | x | ||