Rinnai ES38 User Manual

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Rinnai Corporation ES38 Manual 
 
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). 
General Description 
Forced combustion, forced convection, flued gas furnace 
Operation Push 
button 
electronic 
Gas Connection 
1/2 in female NPT  
Gas Control 
Electronic 
Burners 
Stainless steel Bunsen burner 
Temperature Control 
Electronic thermostat 
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. 
Humidifier Tray 
Capacity - 7 pints (3000 cc)  
Electrical Connection 
AC 120V, 60 Hz, 121 watts 
Weight 
90 lbs (41 kg) 
Noise Level 
37-47 dB 
AFUE Rating 
Natural Gas: 80.6%          Propane: 82.0% 
Specifications 
Rinnai is continually updating and improving products.  Therefore, specifications are subject to change without 
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. 
  Safety Features 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
•  Overheat:  The appliance will automatically shut 
down when the appliance exceeds a predetermined 
temperature. 
•  Flame Failure:  The appliance will automatically 
shut down if the burner flame is extinguished. 
•  Power Failure:  The appliance will cut 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. 
•  Spark Detector:  The appliance automatically shuts 
down if there is an abnormal spark at ignition. 
•  Fusible Link:  In case the overheat feature 
prevents the temperature from rising then the fusible 
link will break shutting off the appliance. 
  Appliance Specifications