Installation guide
3
IMPORTANT SAFETY INFORMATION
INSTALLER:Pleaseread allinstructionsbefore servicing
this equipment. Pay attention to all safety warnings and
anyotherspecial noteshighlightedinthe manual.Safety
markings are used frequently throughout this manual to
designateadegreeorlevelofseriousnessandshouldnot
be ignored. WARNING indicates a potentially hazardous
situationthatifnotavoided,couldresultinpersonalinjuryor
death.CAUTIONindicatesapotentiallyhazardoussituation
thatifnotavoided,mayresultinminorormoderateinjuryor
propertydamage.
WARNING:
ELECTRICAL SHOCK, FIRE
OR EXPLOSION HAZARD
Failuretofollowsafetywarningsexactlycould
resultinseriousinjuryorpropertydamage.
Improper servicing could result in dangerous
operation, serious injury, death or property
damage.
•Before servicing, disconnect all electrical
powertoairhandler.
•Whenservicingcontrols,labelallwiresprior
todisconnecting.Reconnectwirescorrectly.
•Verifyproperoperationafterservicing.
WARNING:
Do not use this appliance if any part has been
submergedunderwater.Immediatelycallaqualied
service technician to inspect the appliance and
toreplaceanypartofthecontrolsystemandany
gascontrolthathasbeensubmergedunderwater.
REQUIREMENTS & CODES
WARNING:
This unit must be installed in accordance with
instructions outlined in this manual during the
installation, service, and operation of this unit.
Unqualied individuals should not attempt to
interprettheseinstructionsorinstallthisequipment.
Failure to follow safety recommendations could
resultinpossibledamagetotheequipment,serious
personalinjuryordeath.
• Furnace must be installed in accordance with these
instructions, all applicable local building codes and the
current revision of the National Fuel Gas Code (ANSI
Z223.1/NFPA54),InstallationofOilBurningEquipment
(ANSI/ NFPA31) or the National Electric Code (ANSI/
NFPA70),theManufacturedHomeConstruction&Safety
Standard,Title24CFR,Part3280,orwhenthisstandard
isnotapplicable, the Standard for Manufactured Home
InstallationManufacturedHomeSites,Communitiesand
Setups(ANSI225.1).
• Useonlywithtypeofgasoroilapprovedforthisfurnace.
Refertothefurnaceratingplate.
• Install this furnace only in a location and position as
speciedonpage5.
• Provide adequate combustion and ventilation air to the
furnacespaceasspeciedonpage5andpage6.
• Provideadequateclearancesaroundtheventairintake
terminalasspeciedinTable1(page8).
• Combustion products must be discharged outdoors.
Connectthisfurnacetoan approved vent system only,
asspeciedonpage5andpage6.
• Never test for gas leaks with an open ame. Use
a commercially available soap solution to check all
connections.Seepages13.
• This furnace is designed to operate with a maximum
external pressure rise of 0.3 inches of water column.
Consult Table 4 (page 17), and the rating plate for the
proper circulating air ow and temperature rise. It is
important that the duct system be designed to provide
the correct ow rates and external pressure rise. An
improperlydesignedductsystemcanresultinnuisance
shutdowns,andcomfortornoiseissues.
• Thisfurnacemaynotbeused for temporary heatingof
buildingsorstructuresunderconstruction.
• The Commonwealth of Massachusetts requires
compliancewithregulation248CMR 4.00 and 5.00 for
installationofthrough–the–wallventedgasappliances
asfollows:
1. For direct-vent appliances, mechanical-vent heating
appliancesordomestichotwaterequipment,wherethe
bottomoftheventterminalandtheairintakeisinstalled
belowfourfeetabovegradethefollowingrequirements
mustbesatised:
a.) Acarbonmonoxide(CO)detectorandalarmshallbe
placedoneachoorlevelwheretherearebedrooms.
The detector shall comply with NFPA 720 (2005
Edition) and be mounted in the living area outside
thebedroom(s).
b.) A (CO) detector shall be located in the room that
housestheapplianceorequipmentandshall:
•Be powered by the same electrical circuit as the
applianceorequipment.Onlyoneserviceswitchshall
powertheapplianceandthe(CO)detector;