CONNECTING | IMPORTANT: Hold pressure regulator with wrench when connecting it to gas piping | |||
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TO GAS | and/or fittings. |
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SUPPLY |
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Continued |
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| Pressure | ||
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| Regulator | ||
| 3/8" NPT |
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| Pipe Nipple |
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| Heater | ||
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| Cabinet | ||
| Ground Joint Union |
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| Manual | Tee Joint |
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| Shutoff | Reducer |
| Test |
| Valve * |
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| Bushing to | Gauge | ||
| From | 1/8" NPT |
| Connection * |
| External | 1/8" NPT |
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| Regulator |
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| Plug Tap |
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| (11" W.C. to |
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| 14" W.C. Pressure) | Tee |
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| 3" Minimum | Joint |
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| Sediment Trap | ||
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| Pipe | ||
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| Nipple |
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| Cap |
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| Figure 13 - Gas Connection |
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*An A.G.A. design certified manual shutoff valve with 1/8" NPT tap is an acceptable alternative to test gauge connection. Purchase the optional A.G.A. design certified manual shutoff valve from your dealer. See Accessory, page 25.
CHECKING | WARNING | |
GAS |
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Test all gas piping and connections for leaks after installation or | ||
CONNECTIONS | servicing. Correct all leaks at once. | |
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| WARNING | |
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| Never use an open flame to check for a leak. Apply a mixture of | |
| liquid soap and water to all joints. Bubbles forming show a leak. | |
| Correct all leaks at once. | |
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| CAUTION | |
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| Make sure external regulator has been installed between propane | |
| supply and heater. See guidelines under Connecting to Gas Sup- | |
| ply, page 13. | |
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PRESSURE TESTING GAS SUPPLY PIPING SYSTEM
Test Pressures In Excess Of 1/2 PSIG
1.Disconnect heater and its individual manual shutoff valve from gas supply piping system. Pressures in excess of 1/2 psig will damage heater regulator.
2.Cap off open end of gas pipe where manual shutoff valve was connected.
14 | Continued |
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