Bryant 4-WAY MULTIPOISE TWO-STAGE CONDENSING GAS FURNACE 352AAV Operations Instructions

1352AAVDeluxe 4--Way Multipoise 2--StageCondensing Gas FurnaceInstallation, Start--Up, and Operating Instructionsfor Sizes 060--120, Series BVisit www

10COLLECTOR BOXTUBE (PINK)COLLECTOR BOXTUBE (GREEN)INDUCER HOUSING(MOLDED) DRAINTUBE (BEHINDCOLLECTOR BOXDRAIN TUBE)COLLECTOR BOXDRAIN TUBE (BLUE)FIEL

11PLUGCOLLECTOR BOXTUBE (GREEN)COLLECTOR BOXTUBE (PINK)COLLECTOR BOXDRAIN TUBE (BLUE& WHITE STRIPED) COLLECTOR BOXEXTENSION TUBECONDENSATE TRAPIND

12d. Use inducer housing drain tube (violet label andfactory-supplied in loose parts bag) to connectLOWER inducer housing drain connection to theconde

13CONDENSATETRAPAUXILIARY "J" BOXPLUGCAPINDUCER HOUSINGDRAIN TUBE (VIOLET)COLLECTOR BOXDRAIN TUBE (BLUE)COLLECTOR BOX TUBE (PINK)RELOCATE TU

14COMBUSTION - AIRINTAKEVENTMANUALSHUTOFFGAS VALVESEDIMENTTRAPCONDENSATETRAPDRAINACCESS OPENINGFOR TRAP30″ (762 mm)MINWORK AREAA 12-IN. (305 mm) MIN H

15VENT MANUAL SHUTOFF GAS VALVE SEDIMENT TRAP CONDENSATE TRAP DRAIN ACCESS OPENING FOR TRAP 30-IN. (762mm) MIN WORK AREA A 12-IN. (305mm) MIN HORIZON

16PLUGCOLLECTOR BOX DRAIN TUBE(BLUE AND WHITE STRIPED)INDUCER HOUSINGDRAIN TUBE (VIOLET)COLLECTOR BOXEXTENSION TUBECOLLECTOR BOX TUBE (GREEN)CAPCOLLEC

17UNIT DAMAGE HAZARDThis gas furnace may be used for construction heat provided that:--The furnace is permanently installed with all electricalwiring,

18 18-IN. (457.2 mm) MINIMUM TO BURNERSA93044Fig. 17 -- Installation in a GarageNON-DIRECT VENT (1-PIPE) APPLICATIONUNIT DAMAGE HAZARDFailure to foll

19Table 1 – Minimum Free Area Required for Each Combustion Air Opening or Duct to OutdoorsFURNACEINPUT(BTUH)TWO HORIZONTAL DUCTS(1 SQ. IN./2,000 BTUH)

2Required Notice for Massachusetts InstallationsIMPORTANTThe Commonwealth of Massachusetts requires compliance with regulation 248 CMR as follows:5.08

201 SQ IN . PER 4000 BTUH* DUCTS TO O UTDOORS 1 SQ IN. PER 4000 BTUH* C IRCULA TING AIR DUCTS VENT THR OUGH R OOF D B A C E 1 SQ IN. PER 4000 BTUH* DU

21must not be smaller than 1/4-in. (6 mm) mesh. Louvers andgrilles must be constructed so they cannot be closed.When combustion air ducts are used, th

22PLENUMOPENINGCABDFLOOROPENINGA96283Fig. 21 -- Floor and Plenum Opening Dimensions(OR OTHER MANUFACTURER’SCOIL CASING WHEN USED)FURNACECOMBUSTIBLEFLO

23Table 3 – Opening Dimensions -- In. (mm)FURNACECASINGWIDTHAPPLICATIONPLENUM OPENING FLOOR OPENINGA B C D17-1/2(445)Upflow Applications16(406)24-1/8(

24supply side air duct, humidifier, or other accessories. Allaccessories MUST be connected external to furnace main casing.Downflow FurnacesConnect su

25Step 5 -- Filter ArrangementFIRE, CARBON MONOXIDE ANDPOISONING HAZARDFailure to follow this warning could result in fire, personalinjury or death.Ne

26CUT HAZARDFailure to follow this caution may result in minorpersonal injury.Use care when cutting support rods in filters to protect againstflying p

27Table 6 – Electrical DataUNIT SIZEVOLTS-HERTZ-PHASEOPERATING VOLTAGERANGEMAXUNITAMPSUNITAMPACITY†MINWIRESIZEMAX WIRELENGTHFT (M)‡MAX FUSEOR CKTBKRAM

28115-V FUSEDDISCONNECTSWITCH(WHEN REQUIRED) JUNCTIONBOX CONTROLBOX24-VTERMINALBLOCK TWO-WIREHEATING-ONLY FIVEWIRE 1-STAGE THERMOSTAT TERMINA

29COPPERWIRE ONLYELECTRICDISCONNECTSWITCHALUMINUMWIREA93033Fig. 33 -- Disconnect Switch and FurnaceUse a separate, fused branch electrical circuit con

3TABLE OF CONTENTSSAFETY CONSIDERATIONS 3...CODES AND STANDARDS 5...Safety 5...

30FACTORYINSTALLEDLOCATIONALTERNATEFIELDLOCATIONPOWER ENTRY HOLEFILLER PLUG (FACTORY-SUPPLIED LOOSE PARTS BAG)UNUSED 7/8-IN. (22 mm) DIAMETERPOWER ENT

31GVHIMGRN/YELCNOTE #3BRNBLUBRNGRN/YELREDREDFRSLSNOTE #11ORNYELHSIL1NOTE #2GNDNEUTRALFU2FUSE OR CIRCUITBREAKER & DISCONNECTSWITCH (WHEN REQ’D)BLKI

32Table 7 – Approved Combustion-Air and Vent Pipe, Fitting and Cement Materials (USA only*)ASTMSPECIFICATION(MARKED ONMATERIAL)MATERIAL PIPE FITTINGSS

33LHTOFFDLYONOFFW2BLW24-V-THERMOSTAT TERMINALSSETUP SWITCHESLOW-HEAT ONLY ANDBLOWER OFF-DELAYTWINNING AND/ORCOMPONENT TESTTERMINALACRDJ - AIR CO

3412 inches (30 cm) for applieances >10,000 Btuh(3 kW)and < 100,000 Btuh(30kW), 36 inches (91cm) for appliances > 100,000 Btuh(30kW) VVA08600

35A08601Table 9 – Other than Direct Vent Termination Clearance352AAV

36Table 10 – Maximum Allowable Exposed Vent Pipe Length With and Without Insulation inWinter Design Temperature Ambient*UNIT SIZEWINTER DESIGNTEMPERAT

37Table 11 – Furnace Setup Switch DescriptionSETUP SWITCH NO. SWITCH NAME NORMAL POSITION DESCRIPTION OF USES W --- 1Adaptive HeatModeOFFWhen off, all

38Table13–MaximumAllowablePipeLength--Ft.(M)ALTITUDEFT (M)UNIT MAXINPUTRATE(BTUH)DIRECT VENT (2-PIPE)ONLYNON-DIRECT VENT(1-PIPE)ONLYNUMBER OF 90° ELBO

39Table 13—Maximum Allowable Pipe Length -- Ft. (M) (Continued)ALTITUDEFT (M)UNIT MAXINPUTRATE(BTUH)DIRECT VENT (2-PIPE) ONLYNON-DIRECT VENT(1-PIPE)ON

4FURNACE RELIABILITY HAZARDImproper installation or misapplication of furnace mayrequire excessive servicing or cause premature componentfailure.Appli

40Table 13—Maximum Allowable Pipe Length -- Ft. (M) (Continued)ALTITUDEFT (M)UNIT SIZE(BTUH)DIRECT VENT (2-PIPE)ONLYNON-DIRECT VENT(1-PIPE)ONLYNUMBER

415. Be certain that mating surfaces of inducer housingconnection elastomeric (rubber) coupling, and 2-in. (51mm) diameter vent pipe are clean and dry

42FURNACEPIPE DIAMETERTRANSITION INVERTICAL SECTIONNOT INHORIZONTALSECTIONA93034Fig. 41 -- Combustion--Air and Vent Pipe DiameterTransition Location a

43HORIZONTAL TO ROOF HORIZONTAL TO SIDEWALLVERTICAL TO SIDEWALLVERTICAL TO ROOFVENT PIPECOMBUSTION-AIR PIPE COMBUSTION-AIR PIPEVENT PIPECOMBUSTION-AIR

44Table 14 – Vent Termination Kit for Direct Vent/2-Pipe SystemDIRECT VENT (2-PIPE) TERMINATION KIT TERMINATION SYSTEMDIAM. OF COMBUSTION AIR AND VENT

45Combustion air and vent pipes MUST terminate outside structure.A factory accessory termination kit must be installed as shown inTable 14. There are

46OPEN STANDPIPE FORA/C ORHUMIDIFIERDRAINTEETO OPENDRAINA94054Fig. 46 -- Example of Field Drain AttachmentPERSONAL INJURY HAZARDCaution should be take

47A99118Fig. 48 -- Inducer Housing Drain Tube CapIf a 2-stage heating thermostat is to be used, move SW-1 to ONposition at end of furnace installation

48CPU, transformer TRAN, inducer motor IDM, blower motorBLWM, hot surface igniter HSI, and gas valve GV.TWO-STAGE HEATING WITH SINGLE-STAGETHERMOSTAT

49will switch to HI HEAT speed five seconds after the R toW2 circuit closes.2. Switching From High-To Low-Heat -- If the thermostat Rto W2 circuit ope

5S Clean outside air is provided for combustion. This is tominimize the corrosive effects of adhesives, sealers and otherconstruction materials. It al

50A00275Fig. 50 -- Two--Stage Furnace with Single--SpeedAir ConditionerA00276Fig. 51 -- Two--Stage Furnace with Two--SpeedAir ConditionerA00277Fig. 52

51A00279Fig. 54 -- Dual Fuel Thermostat with Two--Stage Furnace andSingle--Speed Heat PumpA00280Fig. 55 -- Dual Fuel Thermostat with Two--Stage Furnac

52NOTES FOR FIG. 50--57:1. Heat pump MUST have a high pressure switch for dual fuel applications.2. Refer to outdoor equipment Installation Instructio

53b. When the R to G-and Y/Y2 circuit is closed and thereis a demand for dehumidification, the furnace blowermotor BLWM will drop the blower speed fro

546. Operate furnace per instruction on outer door.7. Verify furnace shut down by lowering thermostat settingbelow room temperature.8. Verify that fur

55Table 15 – Model 352AAV Orifice Size and High/Low-Heat Manifold Pressures for Correct Inputsfor Use with 060 Through 120 Size Furnaces Only(Tabulate

56Table 15 -- Model 352AAV Orifice Size and High/Low-Heat Manifold Pressures for Correct Inputs (Continued)for Use With 060 Through 120 Size Furnaces

57Table 15 -- Model 352AAV Orifice Size and High/Low-Heat Manifold Pressures for Correct Inputs (Continued)for Use With 060 Through 120 Size Furnaces

58ON/OFFSWITCHINLETPRESSURETAPONOFFMANIFOLDPRESSURETAPLOW-FIREADJUSTMENTALLEN SCREW(UNDER CAP)HIGH-FIREADJUSTMENTALLEN SCREW(UNDER CAP)A97358Fig. 58 -

59Table 16 – Altitude Derate Multiplier for USA.ALTITUDEFT (M)PERCENT OFDERATEDERATE MULTIPLIERFACTOR*0–2000(0---610)0 1.002001–3000(610---914)4 --- 6

6A05070175⁄16"241⁄2"279⁄16"TYP275⁄8"2911⁄16"TYP3013⁄16"325⁄8"TYP331⁄4"TYPCONDENSATEDRAIN TRAPLOCATION(ALTERNAT

60UNIT DAMAGE HAZARDFailure to follow this caution may result in damage to the heatexchangers due to over temperature or condensate corrosion.1. NEVER

61CHECKLIST1. Put away tools and instruments. Clean up debris.2. Check SW-1 through SW-3 after completing installation toensure desired settings for t

62CHECKLIST -- NON DIRECT VENT (1-PIPE) INSTALLATIONLOAD CALCULATION____________ Heating Load (Btuh)____________ Cooling Load (Btuh)____________ Furna

7335122-201 REV. B LIT TOPA08435Fig. 3 -- Clearances to CombustiblesStep 3 -- Combustion and Ventilation AirS US: Section 9.3 of the NFPA 54/ANSI Z22

8Step 8 -- VentingS US: NFPA 54/ANSI Z223.1--2006 Chapters 12 and 13.S CANADA: CAN/CSA--B149.1--05 Part 8 and Appendix C600(27º C)(16º C)Fig. 4 -- Ret

91/2 ODINDUCER HOUSINGDRAIN CONNECTION1/4 ODCOLLECTOR BOX TOTRAP RELIEF PORT5/8 ODCOLLECTOR BOXDRAIN CONNECTION1/2-IN. PVC OR CPVCSCREW HOLE FORUPFLOW