Burnham ES2 User Manual

ES2
™
Gas Fired,
Chimney Vented,
Cast Iron Water Boiler
Fully Updated for
D.O.E. 2012 Compliance!
• 85%AFUE,ENERGYSTAR
®
certified
• Electronicignition
• EquippedwithIQControlSystem™
• 70–280MBH(7sizes)
• Industrystandardtappinglocations,allows 
 easy,directreplacementforthousandsof  
 existingboilerinstallations
• Solid,reliable,American-madecastironheat
 exchangercanacceptreturnwatertempsas 
 lowas110°F
• Lifetimelimitedwarranty
• ConsistsoftheIntelligent
HydronicControland 
IQOptionPanel
Intelligent Hydronic Control
• Combinesaquastat,relay,andignitionfunctionsinto
asinglemodule
• Twocustomizableintegratedswitchingrelaysfor
easyadditionofadditionalheatingzoneorindirect
waterheater
• Energysaving“thermalpurge”,whichworksby
circulatingresidualwarmwater(140°orabove)in
theheatingsystembeforefiringtheboiler
IQ Option Panel
• Enablestheeasyplug&play
installationofoptionalfeatures
suchasoutdoorreset,LWCO,
andhighlimit
Optional Touchscreen
• LCDdisplaysallboilersettings,
diagnostics,andtroubleshooting
insentences,notcodes
boiler
control
option
panel
option
card
control
system
85% Efficient!

Burnham ES2 Specifications

General

Fuel Type	Natural Gas or Propane
Ignition System	Electronic
Heat Exchanger Material	Cast Iron
Input MBH	140-280
Control Type	Electronic
Warranty	Limited Lifetime
Input BTU	80, 000 - 280, 000 BTU/hr (depending on model)
Water Content	Varies by model
Vent Size	Varies by model, consult product literature
Dimensions	Varies by model
Weight	Varies by model