Allied Downflow or Horizontal 2 Stage Heat Variable Speed Gas Fired Non-Condensing Warm Air Furnace Bedienungsanleitung

ALL phases of this installation must comply with NATIONAL, STATE AND LOCAL CODESIMPORTANT — This Document is customer property and is to remain with t

10 18-CD26D1-13Installer’s GuideDUCT CONNECTIONS▲▲CAUTION!SAFETY HAZARDSharp Edge Hazard. Be careful of sharp edges on equip-ment or any cuts made on

18-CD26D1-13 11Installer’s GuideCarbon monoxide, fire or smoke can cause serious bodilyinjury, death, and/or property damage.A variety of potential so

12 18-CD26D1-13Installer’s GuideBlower Door Hinge and Bottom Filter Rack InstallationFigure 14Filter Rack AssemblyFigure 15VIEWENGAGEMENTHOLE DETAIL(T

18-CD26D1-13 13Installer’s GuideRETURN AIR FILTERS FOR UPFLOW FURNACE INHORIZONTAL CONFIGURATIONWhen the Upflow Furnace is installed in the horizontal

14 18-CD26D1-13Installer’s GuideINSTALLING THE FILTERThe filter may need to be cut to fit the unit depending on thelocation of the return air filter.A

18-CD26D1-13 15Installer’s GuideDo Not install return air through the side of the furnacecabinet on horizontal applications.NOTE: Minimum return air t

16 18-CD26D1-13Installer’s GuideFor DIRECT VENT APPLICATION: The Furnaces mustbe vented to the exterior of the house and combustion airMUST come thro

18-CD26D1-13 17Installer’s GuideVENT FITTING MATERIAL – PLASTICGas and liquid tight single wall vent fittings, designed forresistance to corrosive flu

18 18-CD26D1-13Installer’s GuidePLASTIC PIPE DESIGNATIONSPVCASTM STANDARD PIPE TYPE ALLOWABLE TEMPERATURE MARKINGF891 CELLULAR CORE *158 ASTM F891D266

18-CD26D1-13 19Installer’s GuideTable 10Table 11PART NUMBERS FOR REPLACEMENT ORIFICESDRILLSIZEPARTNUMBERDRILLSIZEPARTNUMBER44454647484950ORF00501ORF00

2 18-CD26D1-13Installer’s GuideSAFETY SECTION▲WARNING!FIRE OR EXPLOSION HAZARDFAILURE TO FOLLOW THE SAFETY WARNINGS EXACTLYCOULD RESULT IN SERIOUS INJ

20 18-CD26D1-13Installer’s Guide▲CAUTION!When the vent pipe is exposed to temperatures belowfreezing, e.g., when it passes through unheated spaces, et

18-CD26D1-13 21Installer’s GuideHORIZONTAL VENTING THROUGH WALLThese Furnaces may be installed as direct vent (asshipped) or as nondirect vent. Inst

22 18-CD26D1-13Installer’s GuideVENT TABLESCOMBUSTIBLE MATERIAL WALLA minimum clearance of 1" to combustible materials must bemaintained when usi

18-CD26D1-13 23Installer’s GuideREMOVE RIBSFROM CAPCOMBUSTION AIRROOF FLASHING BOOT(FIELD SUPPLIED)COMBUSTIONAIRVENTELBOW(FIELD SUPPLIED)MAI

24 18-CD26D1-13Installer’s GuideVENTING THROUGH THE ROOFWhen penetrating roof with a 2" PVC vent pipe, a 2" electricalconduit flashing may b

18-CD26D1-13 25Installer’s GuideVDEEVGINSIDECORNER DETAILBLVVFIXED CLOSEDOPERABLEFBCVFIXED CLOSEDVVVBBBAXJBHIVXKMVVENT TERMINALXAIR SUPPLY INLETAREA W

26 18-CD26D1-13Installer’s GuideDirect Vent Terminal ClearancesCanadian Installations US InstallationsA=Clearance above grade, veranda, porch,deck, or

18-CD26D1-13 27Installer’s GuideCONDENSATE DRAIN INSTRUCTIONSThe inducer housing has a secondary drain opening at its9 o’clock position. Remove the p

28 18-CD26D1-13Installer’s GuideIMPORTANT: The condensate drain should be installed withprovisions to prevent winter freeze-up of the condensatedrain

18-CD26D1-13 29Installer’s GuideHORIZONTAL APPLICATIONSUpflow and Downflow furnaces - All horizontal applica-tions are left side only. It is always r

18-CD26D1-13 3Installer’s GuideCareful consideration must be taken in the installationprocess to avoid personal injury, property damage or equip-ment

30 18-CD26D1-13Installer’s Guidethe secondary recuperative cell. Remove the larger drain line(from the secondary cell) and trim to fit between the se

18-CD26D1-13 31Installer’s Guide▲CAUTION!Use a backup wrench on the gas valve when installing gaspiping to prevent damage to the gas valve and manifol

32 18-CD26D1-13Installer’s GuideTable 16ORIFICE SIZESINPUTRATINGBTUHNUMBEROFBURNERSMAIN BURNER ORIFICEDRILL SIZENAT. GAS LP GAS60,00080,000100,000120,

18-CD26D1-13 33Installer’s Guide 5. Adjust 1st stage gas heat by removing the low (LO)adjustment regulator cover screw.a. To increase outlet pressur

34 18-CD26D1-13Installer’s GuideTable 18GAS FLOW IN CUBIC FEET PER HOUR2 CUBIC FOOT DIALSEC. FLOW SEC. FLOW SEC. FLOW SEC. FLOW8 900 29 248 50 144 82

18-CD26D1-13 35Installer’s GuideHIGH ALTITUDE DERATEInput ratings (BTUH) of these Furnaces are based on sealevel operation and should not be changed a

36 18-CD26D1-13Installer’s GuideElectrical ConnectionsMake wiring connections to the unit as indicated on enclosedwiring diagram. As with all gas appl

18-CD26D1-13 37Installer’s Guide1. Be sure power agrees with equipment nameplates.2. Low voltage (24 volt wiring) to be No. 18 A.W.G. min.3. Grounding

38 18-CD26D1-13Installer’s GuideW14OUTDOOR UNIT (NO TRANSFORMER)SEE NOTE 6SEE NOTE 7From Dwg. B342022 Rev. 1Y1/YloW14 JUMPERSEE NOTE 9B/CB/CTO 115 V 1

18-CD26D1-13 39Installer’s GuideW14OUTDOOR UNIT (NO TRANSFORMER)SEE NOTE 6SEE NOTE 7Y1/YloSEE NOTE 9W14 JUMPERSEE NOTE 9From Dwg. B342020 Rev. 0B/CB/C

4 18-CD26D1-13Installer’s GuideSafety Section 2Installation Instructions 5General 5Location and Clearances 5Outline Drawings 6Upflow Installation 8Dow

40 18-CD26D1-13Installer’s GuideBLK/TWINW2W1RGBYYLOOBLK/TWINBK JUMPERW14W2W1RGBYYLOOOFF1212ONHUMIDISTAT HOOKUPIf an optional Humidistat is to be conne

18-CD26D1-13 41Installer’s GuideSEQUENCE OF OPERATIONComfort Control call for heat (2-Stage Comfort Control)Call for 1st Stage only:W1 Comfort Control

42 18-CD26D1-13Installer’s GuideNOTE TO INSTALLERReview warnings and the contents of USER’S INFORMA-TION MANUAL with the homeowner when installation i

18-CD26D1-13 43Installer’s GuideINSTRUCTIONS TO THE OWNERS▲WARNING!EXPLOSION HAZARDIN THE EVENT THAT ELECTRICAL, FUEL OR ME-CHANICAL FAILURES OCCUR, S

The manufacturer has a policy of continuous product and product data improvement; it reserves the right tochange design and specifications without not

18-CD26D1-13 5Installer’s GuideGENERAL INSTALLATION INSTRUCTIONSThe manufacturer assumes no responsibility for equipmentinstalled in violation of any

6 18-CD26D1-13Installer’s GuideFigure 2. Upflow Outline Drawing

18-CD26D1-13 7Installer’s GuideFigure 3. Downflow Outline Drawing

8 18-CD26D1-13Installer’s GuideThe bottom panel of the upflow furnace must be removed forbottom return air.Remove the filter and lay the furnace on it

18-CD26D1-13 9Installer’s GuideAdequate flow of combustion and ventilating air must not beobstructed from reaching the Furnace. Air openings provided