Rinnai EX22C (RHFE-559FTA) User Manual
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Rinnai Corporation EX17C / EX22C Manual
EX17C EX22C
Application
For manufactured home (USA only) or mobile home or residential installation convertible
for use with natural gas and liquefied petroleum gases (propane / LPG) when provision is
made for the simple conversion from one gas to the other.
For commercial setting.
For installation at altitudes up to 10,200 feet (3109 m).
for use with natural gas and liquefied petroleum gases (propane / LPG) when provision is
made for the simple conversion from one gas to the other.
For commercial setting.
For installation at altitudes up to 10,200 feet (3109 m).
General Description Forced combustion, forced convection, flued gas furnace
Operation
Push button electronic
Gas Connection
1/2 in male NPT
Gas Control
Electronic
Burners
Stainless steel Bunsen burner
Temperature Control Electronic thermostat, (Low, 60-80ºF in 2ºF increments, High)
Ignition System
Electronic spark ignition
Flue System
The flue must be terminated to atmosphere with only flue components listed with the
appliance’s certification. Warranty will be voided if non listed components are installed.
appliance’s certification. Warranty will be voided if non listed components are installed.
Humidifier Tray
Capacity - 2.1 pints (1000 cc)
Electrical Connection AC 120V, 60 Hz, 46 watts
AC 120V, 60 Hz, 56 watts
Standby Power
0.5 watt
Weight
Noise Level
33-38 dB
33-42 dB
AFUE Rating
Natural Gas: 81% Propane: 82%
Natural Gas: 80% Propane: 82%
57 lbs (26 kg)
Specifications
Rinnai is continually updating and improving products. Therefore, specifications are subject to change without
prior notice.
prior notice.
The efficiency rating of this appliance is a product thermal efficiency rating determined under continuous operating
conditions and was determined independently of any installed system.
conditions and was determined independently of any installed system.
Safety Features
• Overheat: The appliance will automatically shut
down when the appliance exceeds a predetermined
temperature.
temperature.
• Flame Failure: The appliance will automatically
shut down if the burner flame is extinguished.
• Power Failure: The appliance will shut off the gas
if it loses electrical power.
• Power Surge Fuse: A glass fuse on the PC board
protects against overcurrent. If the fuse blows then
all indicator lamps will be off.
all indicator lamps will be off.
• Spark Detector: The appliance automatically
shuts down if there is an abnormal spark at ignition.
• Fusible Link: In case the overheat feature does
not prevent an overheat then the fusible link could
break, shutting off the appliance.
break, shutting off the appliance.
Appliance Specifications