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Bryant 355MAV instruction manual SidewallTermination of 12 in. or More

Models: 355MAV

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Fig. 42—Sidewall Termination of 12 in. or More

VENT

COMBUSTION

AIR

MAINTAIN 12 IN. (305 mm).

(18 IN. (457 mm) FOR CANADA) MINIMUM CLEARANCE ABOVE HIGHEST ANTICIPATED SNOW LEVEL. MAXIMUM OF

24 IN. (610 mm) ABOVE ROOF.

A93054

Fig. 40—Concentric Vent and Combustion-Air RoofTermination (Preferred)

OVERHANG OR ROOF

12″ (305 mm) MINIMUM

1″ MAXIMUM

COMBUSTION-AIR

VENT

MAINTAIN 12 IN. (305 mm)

CLEARANCE

ABOVE HIGHEST

ANTICIPATED SNOW

LEVEL OR GRADE,

WHICHEVER IS

GREATER.

A93055

Fig. 41—Concentric Vent and Combustion-Air SideTermination

OVERHANG OR ROOF

12″ MINIMUM

VENT

90¡

BRACKET

12 IN. SEPARATION

BETWEEN BOTTOM OF

COMBUSTION AIR AND

BOTTOM OF VENT

MAINTAIN 12 IN.

CLEARANCE

ABOVE HIGHEST

ANTICIPATED SNOW

LEVEL OR GRADE,

COMBUSTION-AIR WHICHEVER IS

GREATER.

A87225

Fig. 42—Sidewall Termination of 12 in. or More

—38—

Image 38

Bryant 355MAV instruction manual SidewallTermination of 12 in. or More

Contents

Deluxe 4-WayMultipoise TABLE OF CONTENTSInstallation, Start-up,and Operating Instructions 355MAVGeneral INTRODUCTION SAFETY CONSIDERATIONSFig. 1-MultipoiseOrientations CODES AND STANDARDSDimensions in Fig. 2-DimensionalDrawingFig. 3-Clearancesto Combustibles INSTALLATIONFig. 4-CondensateTrap ELECTROSTATIC DISCHARGE ESD PRECAUTION PROCEDUREAPPLICATIONS PROCEDURE 1-GENERAL PROCEDURE 2-UPFLOWAPPLICATIONS Fig. 5-Factory-ShippedUpflow Tube ConfigurationShown with Blower Access Panel Removed h.Attach tube to coupling and clamp securely Fig. 7-DownflowTube Configuration F. Pressure Switch TubingPROCEDURE 3-DOWNFLOWAPPLICATIONS Left-HandTrap InstallationB. Condensate Trap Tubing Fig. 8-DownflowTube ConfigurationRight-HandTrap Installation E. Condensate Trap Freeze Protection D. Pressure Switch TubingC.Condensate Trap Field Drain Attachment A. Condensate Trap LocationF. Construct a Working Platform Fig. 9-HorizontalLeft Tube ConfigurationC. Condensate Trap Field Drain Attachments D. Pressure Switch TubingB. Condensate Trap Tubing Fig. 10-AtticLocation and Working PlatformA. Condensate Trap Location D. Pressure Switch Tubing Fig. 11-HorizontalRight Tube ConfigurationC. Condensate Trap Field Drain Attachment Drainage LOCATION PROCEDURE 1-GENERALFig. 12-FurnaceLocation for Proper Condensate Fig. 13-Return-AirTemperatureFig. 15-FreezeProtection Fig. 14-ProhibitInstallation on BackPROCEDURE 2-LOW-FIREONLY INSTALLATION INSTALLATION PROCEDURE 1-LEVELINGLEGS IF DESIRED PROCEDURE 4-HAZARDOUSLOCATIONSFig. 16-Installationin a Garage 1.Size gas piping based on the high-fireinputTable 1-OpeningDimensions in Fig. 17-LevelingLegson a Combustible Floor Fig. 18-Floorand Plenum Opening DimensionsFig. 19-Furnace,Plenum, and Subbase Installed PROCEDURE 4-AIRDUCTS A. General Requirements Fig. 20-Furnace,Plenum, and Coil Assembly orCoil Box Installed on a Combustible Floor Fig. 21-DuctFlangesC. Supply Air Connections Fig. 22-CrawlspaceHorizontal ApplicationB. Ductwork Acoustical Treatment UPFLOW FURNACESPROCEDURE 6-BOTTOMCLOSURE PANEL PROCEDURE 5-FILTERARRANGEMENTFig. 23-FilterInstalled for Side Inlet PROCEDURE 7-GASPIPING171⁄2-IN.WIDE CASINGS ONLY Fig. 24-BottomFilter ArrangementFig. 25-RemovingBottom Closure Panel Table 3-MaximumCapacity of Pipe Fig. 26-TypicalGas Pipe ArrangementPROCEDURE 8-ELECTRICALCONNECTIONS A. 115-VWiringC.Accessories Fig. 28-DisconnectSwitch and FurnaceB. 24-VWiring Table 4-ElectricalDataPROCEDURE 9-DIRECTVENTING Fig. 29-Relocating J-BoxFig. 30-UnitWiring Diagram B. Combustion-Airand Vent Piping Fig. 31-ControlCenterFig. 32-EACTerminals on Control Center GENERALFig. 34-ThermidistatConnection Fig. 33-355MAVVariable Speed Furnace ControlPage Fig. 36-Combustion-Airand Vent Pipe Connections Fig. 37-ShortVent 5 to 8 ft System COMBUSTION-AIRAND VENT PIPE DIAMETERTable 7-MaximumAllowable Pipe Length ft COMBUSTION-AIRAND VENT PIPE ATTACHMENTTable 7-MaximumAllowable Pipe Length ft Continued Fig. 38-IntakeHousing Plug Fitting Drain Table 7-MaximumAllowable Pipe Length ft ContinuedFig. 39-RoofTermination Preferred Fig. 42-SidewallTermination of 12 in. or More TWO-PIPETERMINATION KIT Fig. 43-SidewallTermination of Less than 12 inEXTENDED EXPOSED SIDEWALL PIPES CONCENTRIC VENT/AIR TERMINATION KITD. Multiventing and Vent Terminations PROCEDURE 10-CONDENSATEDRAIN A. GeneralAmbient B. Application C. Condensation Drain ProtectionFig. 47-SidewallTermination of 12 in. or Less Fig. 48-SidewallTermination of More than 12 inSEQUENCE OF OPERATION Fig. 49-Exampleof Field Drain AttachmentFig. 50-CondensateTrap Heat Tape PROCEDURE 3-HEATING MODE-TWOSTAGE PROCEDURE 1-SELF-TESTMODEPROCEDURE 2-HEATINGMODE PROCEDURE 4-EMERGENCYHEAT MODEA. Single-SpeedApplications PROCEDURE 5-COOLINGMODEPROCEDURE 6-HEATPUMP MODE B.Two-SpeedApplicationsB. Two-SpeedApplications PROCEDURE 7-CONTINUOUSFAN MODEPROCEDURE 8-COMPONENTTEST PROCEDURE 9-BYPASSHUMIDIFIER MODE PROCEDURE 10-DEHUMIDIFICATIONMODESTART-UPPROCEDURES PROCEDURE 1-GENERAL Table 10-BlowerOff Delay Setup Switch SW PositionPROCEDURE 11-ZONEMODE PROCEDURE 2-SELECTSETUP SWITCH POSITIONSC. Setup Switches SW Fig. 53-Exampleof Setup Switch in OFF PositionFig. 54-InducerHousing Drain Tube 1 OFFPROCEDURE 3-PRIMECONDENSATE TRAP WITH WATER Table 11-SetupSwitch DescriptionTable 12-BlowerOff Delay Setup Switch Position PROCEDURE 4-PURGEGAS LINESFig. 55-FillingCondensate Trap Sea Level Sea Level Sea Level CANADAB. Set Temperature Rise Fig. 56-RedundantAutomatic Gas ValveFig. 57-BurnerOrifice C. Set Thermostat Heat Anticipator Fig. 58-BurnerFlameTable 14-AltitudeDerate Multiplier for U.S.A Table 15-GasRate Cu Ft/Hr PROCEDURE 6-CHECKSAFETY CONTROLSB. Check Pressure Switches A. Check Primary Limit ControlPROCEDURE 7-CHECKLIST Fig. 59-AmpDraw Check with AmmeterPage Book/Tab 1/6 Catalog No