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| 305 |
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| 505 | Models |
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| 154.330040 | & 154.330050 |
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| 154.330080 | & 154.330090 | |||||||||||
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Minimum | gas consumption btu/h |
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| 15,000 |
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Maximum | gas consumption btu/h | 180,000 | Natural | Gas |
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| 199,000 | Natural | Gas | ||||||||||||
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| 180,000 | Propane | Gas |
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| 199,000 | Propane Gas | |||||||
Hot water | capacity | (Min | - Max) | * |
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| 0.6 | - 7.5 | GPM |
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| 0.6 - 9.4 | GPM |
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| (2.3 | - 28.4 | L/min) |
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| (2.3 - 35.5 | L/MIN) |
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Hot water | capacity | (45°F rise) |
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| 6.6 | GPM | (25.0 L/min) |
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| 7.4 GPM | (28.0 | L/min) | |||||||||
Default | Temperature | Setting (no | controller) |
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| 1200 F (490 C) |
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Temperature | Controller | Default | Temperature |
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| 1040 F (400 C) |
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Setting |
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Maximum | Temp Setting | (Residential) |
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| Selectable at 1200 F (490 C) or at | 1400 F (600 C) |
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Minimum | Temperature | Setting |
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| 980 F (370 C) |
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Weight |
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| 46 | Ib (20.9 | kg) |
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Efficiency | Rating |
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| 83% |
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Noise | Level |
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| 49 | dB |
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Electrical |
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| Normal |
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| 50 W |
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| 55 W |
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Consumption |
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| Standby |
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| 2.0 W |
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| Protection |
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| 100 | W |
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Control |
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| Fixed |
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| Electronic |
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Minimum | Gas |
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| Natural | Gas |
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| 5.0 | inch | W.C. |
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Supply | Pressure |
| Propane |
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| 8.0 | inch | W.C. |
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Maximum | Gas |
| Natural | Gas |
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| 10.5 inch | W.C. |
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Supply | Pressure |
| Propane |
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| 13.5 inch | W.C. |
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Type of Appliance |
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| Direct Vent, Temperature | controlled | continuous | flow | gas hot water | system | ||||||||||||||||
Operation |
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| With | Or Without Temperature | Controls, | Mounted In Kitchen, | Bathroom, | Etc. | ||||||||||||||
Approved | Gas Type |
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| Natural | Gas | Or Propane - Ensure Unit Matches | Gas Type It'sBeing | Installed On. | |||||||||||||||||
Connections |
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| Gas Supply: 3/4" Mnpt, Cold Water Inlet: 3/4" | Mnpt, | Hot Water Outlet: | 3/4" | |||||||||||||||||
Ignition | System |
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| Direct Electronic | Ignition |
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Electric | Connections |
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| Appliance: | Ac 120 Volts, 60hz. Temperature | Control: | Dc 12 Volts (Digital) | |||||||||||||||||
Water | Temperature | Control |
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| Simulation | Feedforward | And | Feedback. |
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Water | Supply | Pressure |
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| Minimum Water | Pressure: | 20 Psi | (Recommended | For Maximum | Performance) | |||||||||||||||
Maximum | Water Supply | Pressure |
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| 150 PSI |
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Temperature | Control Cable |
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| Two Core Cable | (Minimum | 22 Awg) |
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Energy | Star Qualified |
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| Yes |
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Minimum flow may vary slightly depending on the temperature setting and the inlet water temperature.
Specifications are subject to change without prior notice.
The maximum inlet gas pressure must not exceed the value specified by the manufacturer. The minimum value listed is for the purpose of input adjustment.
305 & 505 Outdoor Manual | 7 |