Appliance Specifications
| Natural Gas | Propane Gas |
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Minimum supply gas pressure | 3.5 in (89 mm) W.C. | 8.0 in (203 mm) W.C. |
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Maximum supply gas pressure | 10.5 in (267 mm) W.C. | 13.0 in (330 mm) W.C. |
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EX17C
| Natural Gas | Propane Gas | ||
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BTU/hour input | Low | 8200 | Low | 8200 |
| High 16700 | High 16700 | ||
BTU/hour output | Low | 6560 | Low | 6560 |
| High 13360 | High 13360 |
EX22C
| Natural Gas | Propane Gas | ||
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BTU/hour input | Low | 8200 | Low | 8200 |
| High 21500 | High 20700 | ||
BTU/hour output | Low | 6560 | Low | 6560 |
| High 17200 | High 16560 |
Features
•Restarts automatically when ignition or combustion fails.
•Clean Heating Forced Flue Type
•Easy Operation
•Programmable Thermostat
•Warm Air Outlet at Floor Level (keeps your feet warm)
•Child Lock
•Room Temperature Setting Memory
•Clean the Air Filter - Indicator Lamp
•Energy Saving Economy Setting
•Humidifier Tray
•Air Flow Directional Louvers
•Direct Vent Easily Installed
•Proportional Heating Variable Capacity
•Hush! Quiet Operation
•Modern Design Minimizes Floor Space Requirements
•Fault Code Message Display
•Timers 1 and 2
•Dimmer
•Set back (setting a minimum temperature)
•Temperature settings in Fahrenheit or Celsius
Flue Manifolds
See the installation instructions for the parts list of the vent kit.
The “A” Vent Kit is included with the appliance. The following flue manifold sizes are available:
Name | Kit No. |
| Fits walls |
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S Vent Kit |
| 3 - 4 1/2 in (75 - 115 mm) |
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A Vent Kit | 4 | 1/2 - 9 1/2 in (115 - 240 mm) |
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B Vent Kit | 9 1/2 - 15 3/4 in (240 - 400mm) |
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C Vent Kit | 15 | 3/4 - 23 5/8 in (400 - 600 mm) |
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D Vent Kit | 23 | 5/8 - 31 1/2 in (600 - 800 mm) |
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| Rinnai Corporation EX17C / EX22C Manual | 5 |