C53i (2520FFUC)
Water Temperature Control
Remote Controls
Remote Control Cable
Safety Devices
Clearances from combustibles (suitable for closet, attic, and crawl space installations)
Clearances from non-combustibles
Min. / Max. Gas Supply Pressure
Manifold Gas Pressure (inches W.C.)
NOx
Warranty
Simulation feed forward and feedback
Deluxe controller:
Bathroom controller:
Wireless controller (with transceiver):
• | Flame failure - Flame Rod | • | Remaining flame (OHS) |
• | Boiling protection | • | Thermal fuse |
• | Combustion fan rpm check | • | Automatic frost protection |
•Over current - glass fuse (3 amp)
• Top of heater - 6 inches |
| • Back of heater - 0 inches | |
• Front of heater - 6 inches |
| • Bottom of heater - 12 inches | |
• Sides of heater - 2 inches |
| • From vent pipe - 0 inches | |
• Top of heater - 2 inches |
| • Back of heater - 0 inches | |
• Front of heater - 6 inches |
| • Bottom of heater - 12 inches | |
• Sides of heater - 1/2 inches | • From vent pipe - 0 inches | ||
Natural Gas: | min 6” W.C. |
| max 10.5” W.C. |
Propane Gas: | min 10” W.C. |
| max 13.5” W.C. |
Natural Gas: | high fire 3.7” | W.C. low fire 0.77” W.C. | |
Propane Gas: | high fire 4.2” | W.C. | low fire 0.93” W.C. |
Meets California and Texas NOx Emission Rules
Commercial only; heat exchanger 5 years*; all other parts 5 years*; labor 1 year; (* 3 years if used as a circulating water heater within a circulation loop, when the water heater is in series with a circulation system and all circulating water flows through the water heater)
Rinnai is continually updating and improving products; therefore, specifications are subject to change without prior notice. Local, state, provincial and federal codes must be adhered to prior to installation.
DIMENSIONS | WEIGHT: 49 LBS |
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Rinnai Corporation • 103 International Drive • Peachtree City, GA 30269 •
