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CANADIAN GAS ASSOCIATION
installation, start-up,
355MAV
and operating instructions
DELUXE 4-WAY MULTIPOISE
Series D
VARIABLE-CAPACITY DIRECT-VENT
CONDENSING GAS FURNACE
Cancels: II 355M-40-4 II 355M-40-5
7-97
ama
®
APPROVED
R
A93040
NOTE: Read the entire instruction manual before starting the
SM
As an ENERGY STAR
installation.
Partner, Bryant Heating &
Cooling Systems Com-
This symbol → indicates a change since the last issue.
pany has determined that
CERTIFICATION OF MANUFACTURING SITE
this
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—2— 15 26 ⁄16" 1 28 ⁄2" 1 15 26 ⁄4" 26 ⁄16" AIRFLOW 1 1 24 ⁄2" 26 ⁄4" 5 A 22 ⁄16" 5 22 ⁄16" 9 ⁄16"
13 13 13 19" ⁄16" /16" D /16" 2-IN. COMBUSTION-
TYP 5 ⁄8" AIR CONN CONDENSATE DRAIN
OUTLET OUTLET TRAP LOCATION
(DOWNFLOW &
CONDENSATE DRAIN
2-IN. COMBUSTION-
HORIZONTAL LEFT) TRAP LOCATION
AIR CONN 5 7 (DOWNFLOW &
⁄16" ⁄8-IN. DIA
HORIZONTAL RIGHT)
POWER CONN 1 1 ⁄2-IN. DIA
OR ALTERNATE
⁄2-IN. DIA
1 GAS CONN ⁄2-IN. DIA GAS CONN GAS CONN 2-IN. VENT CONN 7 ⁄8-IN. DIA
1 33 ⁄4"
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SAFETY CONSIDERATIONS identify unsafe practices which would result in minor personal injuryorproductandpropertydamage.NOTEisusedtohighlight Installingandservicingheatingequipmentcanbehazardousdueto suggestions which will result in enhanced installation, reliability, gas and electrical components. Only trained and qualified person- or operation. nel should install, repair, or service heating equipment. Untrained personnelcanperformbasicmaintenancefunctionssuchasclean- ELECTROSTATIC DISCHARGE (ESD
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rechargesyourbodywithstaticelectricity(forexample;DO Installations must comply with regulations of serving gas supplier NOT move or shuffle your feet, DO NOT touch un- and local building, heating, plumbing, or other codes in effect in grounded objects, etc.). area in which installation is made. In absence of local codes, installation must conform with NFGC. 4. If you touch ungrounded objects (recharge your body with static electricity), firmly touch furnace again before touch- Canadianinstallati
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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 PLUG CAP CAP COLLECTOR BOX
COLLECTOR BOX
DRAIN TUBE (BLUE
DRAIN TUBE (BLUE
& WHITE STRIPED) & WHITE STRIPED) COLLECTOR BOX
COLLECTOR BOX
TUBE (PINK) TUBE (PINK) COLLECTOR BOX
TUBE (GREEN) COLLECTOR BOX
INDUCER HOUSING
DRAIN TUBE (GREEN) (MOLDED) DRAIN
TUBE (BEHIND
COLLECTOR BOX
DRAIN TUBE) CONDENSATE
COLLECTOR BOX
TRAP DRAIN TUBE (BLUE) CONDENSATE
TRAP COLLECTOR BOX
TUBE (GREEN) INDUCER
HOUSING
FIELD-INSTALLED
DRAIN TUBE
FACTORY-SUPPLIED
(VIOLET) DRAIN TUBE
COUPLI
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COLLECTOR BOX
DRAIN TUBE (BLUE) CAP COLLECTOR BOX
PLUG TUBE (GREEN) PLUG COLLECTOR BOX
CAP TUBE (GREEN) COLLECTOR BOX
DRAIN TUBE (BLUE) COLLECTOR BOX
COLLECTOR BOX
TUBE (PINK) TUBE (PINK) COLLECTOR BOX
DRAIN TUBE (BLUE
COLLECTOR BOX
& WHITE STRIPED) DRAIN TUBE (BLUE
& WHITE STRIPED) COLLECTOR BOX
COLLECTOR BOX
EXTENSION TUBE EXTENSION TUBE INDUCER HOUSING
DRAIN TUBE
(VIOLET) CONDENSATE
TRAP CONDENSATE
TRAP COLLECTOR BOX
EXTENSION
INDUCER HOUSING
DRAIN TUBE DRAIN T
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b. Remove and discard UPPER (molded) inducer housing IV. HORIZONTAL LEFT (SUPPLY-AIR DISCHARGE) drain tube which was previously connected to conden- APPLICATIONS sate trap. A horizontal left furnace application is where furnace blower is locatedtotherightofcombustionandcontrolssectionoffurnace, c. Install cap and clamp on UPPER inducer housing drain and conditioned air is discharged to the left. connection where molded drain tube was removed. d. Useinducerhousingdraintube(violetlabelandfactory-
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b. Routeextendedcollectorboxpressuretubetoreliefport V. HORIZONTAL RIGHT (SUPPLY-AIR DISCHARGE) connection on condensate trap. APPLICATIONS c. Determine appropriate length, cut, and connect tube. A horizontal right furnace application is where furnace blower is located to the left of combustion and controls section of furnace, d. Clamp tube to prevent any condensate leakage. and conditioned air is discharged to the right. C. Condensate Trap Field Drain Attachment Refer to Condensate Drain sectio
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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) PLUG COLLECTOR BOX TUBE (PINK) CONDENSATE
TRAP COLLECTOR BOX DRAIN TUBE
(BLUE AND WHITE STRIPED) INDUCER HOUSING
DRAIN TUBE (VIOLET) COLLECTOR BOX
EXTENSION TUBE A93354 Fig. 11—Horizontal Right Tube Configuration 5. Route this extended tube (pink label) to condensate trap relief port connection. 6. Determine appropriate length, cut, and connect tube. 7. Clamp tube to relief port connection. E. Condensate Trap Freeze Protection L
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FRONT °F °F 32°F MINIMUM INSTALLED
AMBIENT OR FREEZE
PROTECTION REQUIRED RETURN
AIR MAX 85°F MIN 55°F A93042 NOTE: These furnaces are designed for a minimum continuous A93058 return-airtemperatureof60°Forintermittentoperationdownto55°F CAUTION: If these furnaces are installed in an uncon- such as when used with a night setback thermostat. Return-air ditioned space where ambient temperatures may be 32°F temperature must not exceed a maximum of 85°F. Failure to follow or lower, freeze protectio
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IV. HAZARDOUS LOCATIONS 5 ⁄16″ 5 ⁄16″ 3 1 ⁄4″ 3 1 ⁄4″ 5 ⁄16″ 18-IN. MINIMUM
TO BURNERS A93044 5 ⁄16″ 3 1 ⁄4″ WARNING: When furnace is installed in a residential 3 1 ⁄4″ garage, it must be installed so that burners and ignition sourcesarelocatedaminimumof18in.abovefloor.The furnace must be located or protected to avoid physical A89014 damagebyvehicles.Whenfurnaceisinstalledinapublic Fig. 12—Leveling Legs garage, airplane hangar, or other building having a hazardous atmosphere, unit must be insta
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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 CAUTION: Never operate unit without a filter or with blower access panel removed. 1 24 ⁄2-IN. WIDE
1 Factory-supplied washable framed filters are shipped in blower 17 ⁄2-IN. WIDE
CASINGS ONLY:
CASINGS ONLY:
CUT AND FOLD
compartment. Determine location for filter and relocate filter INSTALL FIELD-SUPPLIED
FACTORY-PROVIDED
retaining wire if necessary. See Table 2 to determine correct filter FILTER FILLER STRIP
FILTERS AS SHOWN
size for desired filter location. Tab
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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-, 208/230-, 460-VOLT WIRING NOTE 5 THERMOSTAT
WC R G Y FIVE
TERMINALS FIELD-SUPPLIED
WIRE
FUSED DISCONNECT THREE-WIRE
208/230- OR
HEATING
460-VOLT
ONLY THREE
PHASE W/W1 GND GND 115-VOLT
W2 NOTE
SINGLE
3 PHASE R 208/230-
VOLT
G SINGLE
115-VOLT
AUXILIARY
PHASE FUSED
J-BOX C GND GND NOTE 1 DISCONNECT
CONDENSING
Y/Y2
SWITCH
UNIT (WHEN REQUIRED) TWO WIRE 24-VOLT
FURNACE
TE
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—19— TO 115 VAC FIELD DISCONNECT MODEL JUMPERS FUSED DISCONNECT L1 SCHEMATIC DIAGRAM SIZE 1-4 2-5 3-6 SWITCH (WHEN REQ’D) NOTE #2 L2 042040 X NOTE #2 EQUIPMENT GROUND (NATURAL GAS & PROPANE) FU2 BLK 042060 X ILK L2 BLK MTR1 042080 X X ILK WHT WHT L1 T 2 060100 X GRN GRN 12 060080XX JB T 1 6 12104 126 PL7 FRS ALS 060120 XX LS 4 MTR1 RED 1 2 FSE HSI 65 4 10 BLUE 3 PL9 GV PL1 PL7 P TRAN HPS 12 NO D.C. C C BLU POWER PCB SUPPLY M NOTE #5 L1 CPU1 CPU2 P1 BRN 1.5 AMP B1 LPS NOTE #11 T 1 HI L2 P2 2 SW -
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TABLE 4—ELECTRICAL DATA OPERATING VOLTS— MAXIMUM MINIMUM UNIT UNIT MAXIMUM WIRE MAXIMUM FUSE OR VOLTAGE RANGE HERTZ— UNIT WIRE SIZE AMPACITY† LENGTH (FT)‡ CKT BKR AMPS** PHASE AMPS SIZE Maximum* Minimum* 042040 115—60—1 127 104 8.9 12.0 14 31 15 042060 115—60—1 127 104 8.9 12.0 14 31 15 042080 115—60—1 127 104 8.9 12.0 14 31 15 060080 115—60—1 127 104 13.8 17.9 12 32 20 060100 115—60—1 127 104 13.8 18.1 12 32 20 060120 115—60—1 127 104 11.6 15.3 12 37 20 * Permissible limits of voltage range at
