Bryant 4-Way Multipoise Fixed-Capacity Direct-Vent Condensing Gas 340MAV دليل المستخدم

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CANADIAN GAS ASSOCIATION
installation, start-up,
340MAV
and operating instructions
4-WAY MULTIPOISE
Series D
FIXED-CAPACITY DIRECT-VENT
CONDENSING GAS FURNACE
Cancels: II 340M-40-3 II 340M-40-4
12-96
ama
®
APPROVED
R
SM
As an ENERGY STAR
A93040 Partner, Bryant/Day &
Night has determined that
thisproductmeetstheEN-
CERTIFICATION OF MANUFACTURING SITE
NOTE: Read the entire instruction manual before starting the
ERGY STAR guidelines
for energy efficiency.
installation.
This symbol → indicates a

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—2— 15 1 26 ⁄16" 28 ⁄2" 1 15 26 ⁄4" 26 ⁄16" AIRFLOW 1 1 26 ⁄4" 24 ⁄2" A 5 5 22 ⁄16" 22 ⁄16" 9 ⁄16" 13 13 13 19" ⁄16" /16" D /16" 2-IN. COMBUSTION- TYP 5 ⁄8" CONDENSATE DRAIN AIR CONN OUTLET OUTLET TRAP LOCATION (DOWNFLOW & CONDENSATE DRAIN HORIZONTAL LEFT) 2-IN. COMBUSTION- TRAP LOCATION AIR CONN 5 7 (DOWNFLOW & ⁄16" ⁄8-IN. DIA HORIZONTAL RIGHT) POWER CONN 1 1 ⁄2-IN. DIA ⁄2-IN. DIA OR ALTERNATE GAS CONN 1 GAS CONN ⁄2-IN. DIA GAS CONN 2-IN. VENT CONN 7 ⁄8-IN. DIA 1 33 ⁄4"

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SAFETY CONSIDERATIONS ELECTROSTATIC DISCHARGE (ESD) PRECAUTIONS Installingandservicingheatingequipmentcanbehazardousdueto CAUTION: Electrostatic discharge can affect electronic gas and electrical components. Only trained and qualified person- components.Takeprecautionsduringfurnaceinstallation nel should install, repair, or service heating equipment. Untrained and servicing to protect the furnace electronic control. personnelcanperformbasicmaintenancefunctionssuchasclean- Precautions will preven

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6. Before removing a new control from its container, dis- Installations must comply with regulations of serving gas supplier chargeyourbody’selectrostaticchargetogroundtoprotect and local building, heating, plumbing, or other codes in effect in the control from damage. If the control is to be installed in area in which installation is made. In absence of local codes, a furnace, follow items 1 through 5 before bringing the installation must conform with NFGC. control or yourself into contact with

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FURNACE BLOWER SHELF CONDENSATE DOOR TRAP FURNACE CONDENSATE DOOR FURNACE TRAP (INSIDE) FURNACE SIDE SIDE 7 4 8 4 3 3 5 4 5 4 4 1 26 4 3 4 1 1 FIELD 26 4 FIELD 1 2 DRAIN DRAIN ALTERNATE DRAIN CONN CONN TUBE LOCATION SIDE VIEW FRONT VIEW END VIEW FRONT VIEW CONDENSATE TRAP DRAIN TUBE LOCATION DOWNFLOW AND ALTERNATE HORIZONTAL UPFLOW APPLICATIONS EXTERNAL UPFLOW APPLICATIONS APPLICATIONS SLOT FOR SCREW HORIZONTAL APPLICATION 1 ⁄4 OD (OPTIONAL) COLLECTOR BOX TO TRAP RELIEF PORT 1

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PLUG CAP COLLECTOR BOX DRAIN TUBE (BLUE & WHITE STRIPED) COLLECTOR BOX PLUG TUBE (PINK) CAP COLLECTOR BOX COLLECTOR BOX DRAIN TUBE (BLUE TUBE (GREEN) & WHITE STRIPED) COLLECTOR BOX TUBE (PINK) INDUCER HOUSING (MOLDED) DRAIN TUBE (BEHIND COLLECTOR BOX COLLECTOR BOX DRAIN TUBE) TUBE (GREEN) COLLECTOR BOX DRAIN TUBE (BLUE) COLLECTOR BOX CONDENSATE DRAIN TUBE (BLUE) TRAP FIELD-INSTALLED FACTORY-SUPPLIED CONDENSATE DRAIN TUBE TRAP COUPLING (LEFT DRAIN OPTION) INDUCER FIELD-I

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H. Condensate Trap Freeze Protection c. Connect LOWER collector box drain connection to condensate trap. Refer to Condensate Drain Protection section for recommenda- tions and procedures. (1.) Condensate Trap Located on Left Side of Casing III. DOWNFLOW APPLICATIONS (a.) Connect LOWER collector box drain tube Adownflowfurnaceapplicationiswherefurnaceblowerislocated (blue and white striped label) to condensate abovecombustionandcontrolssectionoffurnace,andconditioned trap. Tube does not need to b

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d. Useinducerhousingdraintube(violetlabelandfactory- NOTE: SeeFig.7or8ortuberoutinglabelonmainfurnacedoor suppliedinloosepartsbag)toconnectLOWERinducer to check for proper connections. housing drain connection to the condensate trap. Relocate tubes as described below. e. Connectinducerhousingdrainconnectiontocondensate 1. Disconnectcollectorboxpressuretube(pinklabel)attached trap. to pressure switch. (1.) Condensate Trap Located on Left Side of Casing → 2. Extendcollectorboxpressuretube(greenlab

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C. Condensate Trap Field Drain Attachment CAUTION: Local codes may require a drain pan under Refer to Condensate Drain section for recommendations and entire furnace and condensate trap when a condensing procedures. furnace is used in an attic application or over a finished ceiling. D. Pressure Switch Tubing The LOWER collector box pressure tube (pink label) is factory connected to the pressure switch for use when furnace is installed NOTE: In Canada, installations shall be in accordance with in

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COMBUSTION – AIR INTAKE VENT A 12-IN. MIN HORIZONTAL PIPE SECTION IS RECOMMENDED WITH SHORT (5 TO 8 FT) VENT SYSTEMS TO REDUCE EXCESSIVE CONDENSATE DROPLETS FROM EXITING THE VENT PIPE. 30″ MIN WORK AREA 3 5 ⁄ ″ 4 MANUAL SHUTOFF ACCESS OPENING GAS VALVE FOR TRAP DRAIN SEDIMENT TRAP CONDENSATE TRAP NOTE: LOCAL CODES MAY REQUIRE A DRAIN PAN UNDER THE FURNACE AND CONDENSATE TRAP WHEN A CONDENSING FURNACE IS INSTALLED ABOVE FINISHED CEILINGS. A93031 Fig. 10—Attic Location and Working

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COLLECTOR BOX DRAIN TUBE (BLUE) CAP COLLECTOR BOX TUBE (GREEN) COLLECTOR BOX EXTENSION TUBE PLUG COLLECTOR BOX TUBE (PINK) CONDENSATE TRAP COLLECTOR BOX DRAIN TUBE (BLUE AND WHITE STRIPED) INDUCER HOUSING DRAIN TUBE (VIOLET) COLLECTOR BOX EXTENSION TUBE A96199 → Fig. 11—Horizontal Right Tube Configuration → 2. Extendcollectorboxpressuretube(greenlabel)whichwas LOCATION previously connected to condensate trap relief port connec- tion by splicing to small diameter tube (factory-supplied in I.

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FRONT °F °F 32°F MINIMUM INSTALLED AMBIENT OR FREEZE PROTECTION REQUIRED RETURN AIR MAX 85°F MIN 55°F A93058 A93042 CAUTION: If these furnaces are installed in an uncon- NOTE: These furnaces are designed for a minimum continuous ditioned space where ambient temperatures may be 32°F return-airtemperatureof60°Forintermittentoperationdownto55°F or lower, freeze protection measures must be taken. such as when used with a night setback thermostat. Return-air temperature must not exceed a maximum o

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INSTALLATION →II. INSTALLATION IN UPFLOW OR DOWNFLOW APPLICATIONS I. LEVELING LEGS (IF DESIRED) NOTE: For downflow applications, this furnace is approved for Whenfurnaceisusedinupflowpositionwithsideinlet(s),leveling use on combustible flooring when special base (available from legs may be desired. (See Fig. 12.) Install field-supplied, manufacturer) Part No. KGASB0201ALL is used. Special base in corrosion-resistant 5/16-in. machine bolts and nuts. not required when this furnace is installed on

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A PLENUM OPENING B D FLOOR OPENING C A96283 Fig. 13—Floor and Plenum Opening Dimensions FURNACE FURNACE (OR COIL CASING CD5 OR CK5 WHEN USED) COIL ASSEMBLY OR KCAKC COIL BOX COMBUSTIBLE FLOORING COMBUSTIBLE FLOORING DOWNFLOW SHEET METAL SUBBASE PLENUM SHEET METAL PLENUM FLOOR OPENING FLOOR OPENING A96284 A96285 Fig. 15—Furnace, Plenum, and Coil Fig. 14—Furnace, Plenum, and Subbase Assembly or Coil Box Installed Installed on a Combustible Floor on a Combustible Floor TABLE 1—OPENING

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III. INSTALLATION IN HORIZONTAL APPLICATIONS PERFORATED →These furnaces can be installed horizontally in either horizontal DISCHARGE DUCT leftorrightdischargeposition.Inacrawlspace,furnacecaneither FLANGE be hung from floor joist or installed on suitable blocks or pad. NO Furnace can be suspended from each corner by hanger bolts and angleironsupports.(SeeFig.17.)Cuthangerbolts(4each3/8-in. all-thread rod) to desired length. Use 1 X 3/8-in. flat washers, 3/8-in. lockwashers, and 3/8-in. nuts on

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IV. FILTER ARRANGEMENT 1 24 ⁄2-IN. WIDE 1 17 ⁄2-IN. WIDE CASINGS ONLY: CASINGS ONLY: CUT AND FOLD CAUTION: Never operate unit without a filter or with INSTALL FIELD-SUPPLIED FACTORY-PROVIDED blower access panel removed. FILTER FILLER STRIP FILTERS AS SHOWN UNDER FILTER. TO DESIRED SIZE. Factory-supplied washable framed filters are shipped in blower compartment. Determine location for filter and relocate filter 3″ retaining wire if necessary. See Table 2 to determine correct filter 1 2

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VI. GAS PIPING GAS Gaspipingmustbeinstalledinaccordancewithnationalandlocal SUPPLY codes. Refer to current edition of NFGC. Canadian installations MANUAL must be made in accordance with NSCNGPIC and all authorities SHUTOFF having jurisdiction. Gas supply line should be a separate line VALVE (REQUIRED) running directly from meter to furnace, if possible. Refer to Table 3forrecommendedgaspipesizing.Risersmustbeusedtoconnect SEDIMENT TRAP to furnace and to meter. Support all gas piping with ap

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FIELD 24-VOLT WIRING FIELD 115-, 208/230-, 460-VOLT WIRING FACTORY 24-VOLT WIRING FACTORY 115-VOLT WIRING NOTE 2 THERMOSTAT WC R G Y FIVE FIELD-SUPPLIED TERMINALS WIRE FUSED DISCONNECT THREE-WIRE 208/230- OR HEATING- 460-VOLT ONLY THREE PHASE W BLK BLK R WHT WHT 208/230- VOLT GND GND G SINGLE AUXILIARY 115-VOLT FUSED PHASE J-BOX C GND DISCONNECT NOTE 1 CONTROL SWITCH CONDENSING Y BOX (WHEN UNIT REQUIRED) TWO 24-VOLT WIRE TERMINAL

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—19— TO 115VAC FIELD DISCONNECT SCHEMATIC DIAGRAM (WHEN USED) SW2 G NOTE #4 LGPS PRS BLOWER R (NATURAL GAS & PROPANE) PCB L1 SEE NOTE #10 NEUTRAL OFF Y EQUIPMENT GROUND ORN DELAY W SW1 (NOT ON ALL MODELS) C OM L2 LO ILK BLOWER OFF DELAY HUM SPARE-2 MED LO SELECTION CHART TEST/TWIN NOTE #6 YEL HEAT MED HI LED L1 90 SEC BLU HI START SPARE-1 OL HI/LO NOTE #8 BLWR 135 SEC RED 1-M 3-P COOL RED CAP-1 COM PL1 180 SEC 3 2 1 LS FRS COM GV BLWM EAC-1 4 WHT 6 225 SEC 5 FSE WHT HSIR 9 87 2-C EAC-2 RED GRN

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TABLE 4—ELECTRICAL DATA OPERATING VOLTS— MAX MIN MAX WIRE MAX FUSE UNIT UNIT VOLTAGE RANGE HERTZ— UNIT WIRE LENGTH OR CKT BKR SIZE AMPACITY† PHASE AMPS GAGE (FT)‡ AMPS** Max* Min* 024040 115—60—1 127 104 6.1 8.4 14 44 15 036040 115—60—1 127 104 7.3 10.0 14 37 15 024060 115—60—1 127 104 6.1 8.4 14 44 15 036060 115—60—1 127 104 7.1 9.8 14 38 15 048060 115—60—1 127 104 9.5 12.8 14 29 15 036080 115—60—1 127 104 7.6 10.4 14 36 15 048080 115—60—1 127 104 10.0 13.4 14 28 15 060080 115—60—1 127 104 14.1