High Efficiency, Gas Fired, Stainless Steel, Condensing Boiler Product Data Sheet.pdf• 155 MBH...
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PREMIUM FEATURES • 95% AFUE – High efficiency and low emissions! • Six wall hung models; 85, 110, 155, 205, 270 MBH • 155 MBH combi model available! – Best-in-class DHW performance • Field-proven, stainless steel fire tube heat exchanger • Advanced Sage2.2 boiler control provides “out-of-the-box” high performance and easy setup – Ergonomically angled touch screen display simplifies installation, operation, and diagnostics – Easily connects to optional Sage Zone Control for additional energy savings, system optimization, and “short cycle” prevention • High altitude – zero or minimal de-ratings, reduces the costs of oversizing, field adjustable • FULL SIZE easy access side service panel VALUABLE EXTRAS INCLUDED • Versatile top and bottom connections for supply & return (on heating-only boilers) • Universal vent connection for CPVC/PVC, polypropylene • Split-voltage junction box, fused easy-connect terminals • Outdoor reset and sensor (wired) • Piped & wired for low water cutoff installation (probe not included) • 5-year parts warranty ANYWHERE UNMATCHED ANYWHERE UNMATCHED High Efficiency, Gas Fired, Stainless Steel, Condensing Boiler COMBI AVAILABLE! MADE IN U.S.A.
Transcript of High Efficiency, Gas Fired, Stainless Steel, Condensing Boiler Product Data Sheet.pdf• 155 MBH...
PREMIUM FEATURES
• 95%AFUE –Highefficiencyandlowemissions!
• Sixwallhungmodels;85,110,155,205,270MBH
•155 MBH combi model available! –Best-in-classDHWperformance
• Field-proven,stainlesssteelfiretubeheatexchanger
• AdvancedSage2.2boilercontrolprovides “out-of-the-box”highperformanceandeasysetup –Ergonomicallyangledtouchscreendisplay simplifiesinstallation,operation,anddiagnostics –Easilyconnectstooptional Sage Zone Control foradditionalenergy savings,system optimization,and“short cycle”prevention
• Highaltitude–zeroorminimalde-ratings, reducesthecostsofoversizing,fieldadjustable
• FULL SIZEeasyaccesssideservicepanel
VALUABLE EXTRAS INCLUDED
• Versatile top and bottom connections for supply & return (on heating-only boilers)
• UniversalventconnectionforCPVC/PVC, polypropylene
• Split-voltagejunctionbox,fusedeasy-connect terminals
• Outdoorresetandsensor(wired)• Piped&wiredforlowwatercutoffinstallation (probenotincluded)
• 5-yearpartswarranty
ANYWHEREUNMATCHED
ANYWHEREUNMATCHED
High Efficiency, Gas Fired, Stainless Steel, Condensing Boiler
COMBI AVAILABLE!
MADE IN U.S.A.
©2016U.S.BoilerCompany,Inc.Lancaster,PAPhone:1-888-432-8887
FormNo.USBL16020120m6/16
www.usboiler.net
K2 Firetube: Technical InformationK2FT Ratings & Specifications
Model AFUE%
Input(MBH)
min-max
DOE HeatingCapacity(MBH)
Net AHRI
(MBH)MAWP(PSI)
Vent Size
(Inches)
Approx. Shipping Weight (lbs.)
K2FT-085 95.0 17-85 79 69 30 2or3 140K2FT-110 95.0 22-110 102 89 30 2or3 145K2FT-155 95.0 31-155 145 126 30 3 160K2FT-205 95.0 41-205 190 165 80 3 175
K2FT-270 95.0 54-270 251 218 80 3 185COMBIMODEL*
K2FTC-155 95.0 31-155 145 126 30 3 170
Standard Equipment • Directvent,sealedcombustionappliance• 5:1turndown• NaturalorLPgas,fieldconvertible• Stainlesssteelheatexchanger,firetube• Easyaccesscontrolpanel• Separated,fusedhighandlowvoltageconnections• Sage2.2ControlSystem –LCDtouchscreendisplay,angled –Self-guidedcontrolmenus –Built-inselfdiagnostics –(3)Circulatoroutputsavailable –Built-insequencer,stagesupto(8)boilers –Outdoorresetincludingoutsidesensor –DHWpriority –Warmweathershutdown –Modbuscommunications –Passwordsecurity• Variablespeedcombustionblower• Gasvalve• Polypropylenecondensatetrap• LWCO-readyNPTconnection• Supply,return,andautoresethighlimitwatersensors• Universalventconnection(CPVC/PVC,PP)• Fluegastemperaturesensoranddifferentialpressureswitch• 30PSIsafetyreliefvalve• Pre-installedhangingbracketandwallmountkit• Fieldadjustableforhighaltitudewithminimalderate• Thermostatic DHW mixing valve(K2FTC-155combionly)
SafetyReliefValvePressure,Water–30PSIstd.ASMEcertified“H”.Maxallowabletemperaturesetting210ºF.Targetsetpointis180°F,manualresethighlimitsetpointis210°F.Boilersshippedsetfornaturalgas.Aboveperformanceisforelevationsto2000’.Consultmanualforinstructionsandperformanceforinstallationsupto10,100’.Allowableventlengthsupto135ft.
Typical Venting Configurations (Horizontal and Vertical)
Horizontal2-pipelowprofile
Horizontal2-pipeconcentric
Illustrationsareforrepresentationonly.Forcompleteventinginformation,pleaseseeInstallationmanual.
Vertical2-pipe
Vertical2-pipeconcentric
Horizontal2-pipe
Hybrid
Verticalexhaust/sealedB-ventforcombustionair
*DHWflowrateofoptionalcombi-equippedmodelK2FTC-155is4.0GPM@70°TR
Accessories:• SageZoneControl(P/N:104590-01)• Wirelessadapteroutdoorreset(PN:105121-01)• LWCOkit(P/N:100592-01or105591-01)• Servicepartsrepairkit(P/N:107118-01)• Kit,CPVCstarterandPVCventterminations: (2”P/N:107039-01)(3”P/N:107039-02)
Control Access Panel
33-5/16”Gas Connection1/2”
CondensateConnection
Condensate Trap Cleanout
Drain Valve
VentConnection
Relief Valve
Air IntakeConnection
Temperature/Pressure
Gauge
Alternate Return/InletWater Connection
(heating-only models)
ServiceAccess
Panel
AlternateSupply/Outlet
Water Connection(heating-only models)
Return/Inlet Water
Connection1”
Supply/OutletWater Connection - 1”
Outsideof Wall
Insideof Wall
19-13/16”
A
Dimensions (Inches)
Model A
K2FT-085 20
K2FT-110 20
K2FT-155 20
K2FT-205 21
K2FT-270 21
K2FTC-155 23
ASM
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