Page 1: Table Of Contents
310A SINGLE- -STAGE DELUXE INDUCED- -COMBUSTION 4- -WAY MULTIPOISE GAS FURNACE Installation, Start- -up, Operating, and Service and Maintenance Instructions Series 130/D SAFETY CONSIDERATIONS ......
Page 2: Safety Considerations
SAFETY CONSIDERATIONS DANGER identifies the most serious hazards which will result in severe personal injury or death. WARNING signifies hazards which could result in personal injury or death. CAUTION is WARNING used to identify unsafe practices which may result in minor personal injury or product and property damage.
Page 3: Introduction
(733mm) (664mm) 28-7/8" 26-1/8" (FLUE COLLAR) (641mm) 25-1/4" 2-7/16" (62mm) 22-9/16" AIRFLOW 1-5/16" (573mm) (33mm) 19" 13/16" JUNCTION BOX 13/16" (483mm) (21mm) 1-1/8" LOCATION (21mm) (29mm) OUTLE T 4-13/16" 5-15/16" (122mm) 1/2" DIA. K.O.THERMOSTAT (22mm) WIRE ENTRY (13mm) 9-5/8" 11/16" 7-3/4"...
Page 4: Codes And Standards
A09456 Fig. 2 --- Clearances to Combustibles Follow all national and local codes and standards in addition to these instructions. The installation must comply with / 27 C regulations of the serving gas supplier, local building, heating, plumbing, and other codes. In absence of local codes, the installation must comply with the national codes listed below and all authorities having jurisdiction.
Page 5: Combustion And Ventilation Air
CANADA: CAN/CSA- -B149.1- -05. For a copy, con- CANADA: CAN/CSA- -B149.1- -05 Part 8 and Ap- tact Standard Sales, CSA International, 178 Rexdale pendix C Boulevard, Etobicoke (Toronto), Ontario, M9W 1R3 ELECTROSTATIC DISCHARGE (ESD) Canada PRECAUTIONS PROCEDURE Step 3 —Combustion and Ventilation Air CAUTION US: Section 9.3 of the NFGC, NFPA 54 / ANSI Z223.1- -2009 Air for Combustion and Ventilation...
Page 6: Location
5. Use this procedure for installed and uninstalled (ungroun- The following types of furnace installations may re- ded) furnaces. quire OUTDOOR AIR for combustion due to chemical 6. Before removing a new control from its container, dis- exposures: charge your body’s electrostatic charge to ground to pro- Commercial buildings tect the control from damage.
Page 7: Air For Combustion And Ventilation
WARNING FIRE AND EXPLOSION HAZARD Failure to follow this warning could result in personal injury, death, and/or property damage. When the furnace is installed in a residential garage, the burners and ignition sources must be located at least 18 inches above the floor. The furnace must be located or protected to avoid damage by vehicles.
Page 8 2. Fig. 7 illustrates how to provide TWO OUTDOOR Canadian installations: Part 8 of CAN/CSA- - OPENINGS, one inlet and one outlet combustion and B149.1- -05, Venting Systems and Air Supply for Ap- ventilation air opening, to the outdoors. pliances, and all authorities having jurisdiction. a.
Page 9 Table 2—Minimum Free Area Required for Each Combustion Air Opening of Duct to Outdoors TWO OPENINGS OR VERTICAL TWO HORIZONTAL DUCTS SINGLE DUCT OR OPENING DUCTS (1 SQ. IN./2,000 BTUH) (1 SQ. IN./3,000 BTUH) (1 SQ. IN./4,000 BTUH) FURNACE (1,100 SQ. MM/KW) (734 SQ.
Page 10 1 SQ IN. CIRCULATING AIR PER 4000 VENT THROUGH ROOF DUCTS DUCTS BTUH* O UTDOORS 12" MAX (305mm) 12 ″ MAX 12 ″ (305mm) (305mm) 1 SQ IN. VENT 1 SQ IN. PER 2000 THR OUGH PER 1000 BTUH* R OOF 1 SQ IN .
Page 11: Installation
Unusually tight construction is defined as Construction with: 38 mm) (max) corrosion- -resistant machine bolts, washers and nuts. a. Walls and ceilings exposed to the outdoors have a con- tinuous, sealed vapor barrier. Openings are gasketed or NOTE: Bottom closure must be used when leveling legs are sealed and used.
Page 12: Bottom Return Air Inlet
FURNACE APPROVED COIL ASSEMBLY COIL BOX COMBUSTIBLE PLENUM FLOORING OPENING FLOOR SHEET METAL OPENING PLENUM FLOOR OPENING A96283 A08556 Fig. 11 --- Floor and Plenum Opening Dimensions Fig. 13 --- Furnace, Plenum, and Coil Assembly or Coil Box Installed on a Combustible Floor NOTE: It is recommended that the perforated supply- -air duct flanges be completely folded over or removed from furnace when Bottom Return Air Inlet...
Page 13: Platform Furnace Support
If the screws are attached to ONLY the furnace sides and not the Side Return Air Inlet bottom, the straps must be vertical against the furnace sides and These furnaces are shipped with bottom closure panel installed in not pull away from the furnace sides, so that the strap attachment bottom return- -air opening.
Page 14: General Requirements
Table 4—Opening Dimensions - - In. (mm) FURNACE PLENUM OPENING FLOOR OPENING CASING APPLICATION WIDTH Upflow Applications on Combustible or Noncombustible Floor- 12--- 11/16 21--- 5/8 13--- 5/16 22--- 1/4 ing (KGASB subbase not required) (322) (549) (338) (565) Downflow Applications on Noncombustible Flooring (KGASB 12--- 9/16 13--- 3/16 19--- 5/8...
Page 15 Table 5—Air Delivery - - CFM (with Filter)* FURNACE RETURN---AIR EXTERNAL STATIC PRESSURE (IN. WC) SPEED SIZE INLET High 1085 1035 045---08/ Bottom or Med --- High --- --- 024045 Side(s) Med --- Low --- --- High 1440 1375 1305 1240 1160 1070...
Page 16: High
Table 5⎯ Air Delivery - - CFM (with Filter)* (Continued) FURNACE RETURN---AIR EXTERNAL STATIC PRESSURE (IN. WC) SPEED SIZE INLET High 2090 2010 1930 1835 1710 1590 1470 1335 1025 135---16/ Bottom or Med --- High 1790 1755 1705 1640 1550 1465 1360...
Page 17 " (6mm) THREADED ROD 4 REQ. OUTER DOOR A S SEMBLY SECURE ANGLE IRON TO BOTTOM OF FURNACE WITH 3 #8 x " (19mm) SCREWS TYPICAL FOR 2 SUPPORTS 8" (203mm) MIN FOR DOOR REMOVAL 1” (25mm) SQUARE, 1-1/4”x1-1/4”x1/8” (32x32x3mm) ANGLE IRON OR UNI-STRUT MAY BE USED (2) HEX NUTS, (2) WASHERS &...
Page 18 LINE CONTACT ONLY PERMISSIBLE BETWEEN LINES FORMED BY INTERSECTIONS OF THE TOP AND TWO SIDES OF THE FURNACE JACKET AND BUILDING JOISTS, STUDS, OR FRAMING. IN. (451 mm) OVER ALL −IN. (121 mm) UNDER DOOR 1-IN. (25 mm) UNDER FURNACE TYPE-B EXTEND OUT 12−IN.
Page 19 A02163 Fig. 19 --- Downflow Return Air Configurations and Restrictions A02162 Fig. 20 --- Horizontal Return Air Configurations and Restrictions Upflow and Horizontal Furnaces temporarily while the remaining attachment and sealing of the coil are performed. Connect supply- -air duct to flanges on furnace supply- -air outlet. Bend flange upward to 90_ with wide duct pliers.
Page 20: Return Air Connections
other accessories. All accessories MUST be connected to duct Refer to Table 6 for recommended gas pipe sizing. Risers must be external to furnace casing. used to connect to furnace and to meter. Support all gas piping with appropriate straps, hangers, etc. Use a minimum of 1 hanger WARNING every 6 ft.
Page 21 FACTORY INSTALLED LOCATION ALTERNATE FIELD LOCATIONS 2” (51mm) Street Elbow A08551 A02099 Fig. 21 --- Burner and Manifold Fig. 23 --- Relocating J- -Box Some installations require gas entry on right side of furnace (as viewed in upflow.) (See Fig. 21.) Install a sediment trap in riser leading to furnace as shown in Fig.
Page 22 screw inside J- -Box. The ground screw is not threaded into the WARNING casing flange and can be lifted out of the clearance hole in casing while swinging the front edge of the J- -Box outboard of the casing. ELECTRICAL SHOCK AND FIRE HAZARD 2.
Page 23 Table 7—Electrical Data MAXIMUM MAXIMUM OPERATING VOLTAGE VOLTS--- MINIMUM WIRE FUSE OR MAXIMUM UNIT RANGE FURNACE SIZE HERTZ--- WIRE LENGTH FT. CKT BKR UNIT AMPS AMPACITY# PHASE GAUGE (M)‡ AMPS† Minimum* Maximum* 045---08/024045 115--- 60--- 1 7.54 49 (15) 045---12/036045 115--- 60--- 1 9.50 39 (12)
Page 24 TWINNING AND/OR COMPONENT TEST BLOWER OFF-DELAY TERMINAL J2 JUMPER BLOWER OFF-DELAY HUMIDIFIER TERMINAL (24-VAC 0.5 AMP MAX.) 24-V THERMOSTAT TERMINALS TRANSFORMER 24-VAC CONNECTIONS TEST/TWIN 0.5 AMP@24VAC 3-AMP FUSE FUSE 3-AMP SEC-2 SEC-1 LED OPERATION & EAC-2 DIAGNOSTIC LIGHT PL1-LOW VOLTAGE MAIN HARNESS CONNECTOR 115-VAC(L2)NEUTRAL CONNECTIONS...
Page 25 24- -V WIRING WARNING Make field 24- -v connections at the 24- -v terminal strip. (See Fig. 25.) Connect terminal Y as shown in Fig. 26 for proper cooling CARBON MONOXIDE POISONING HAZARD operation. Use only AWG No. 18, color- -coded, copper thermostat wire.
Page 26 1. If a vent (common or dedicated) becomes blocked, the fur- Canada (and U.S.A.)- -This furnace is permitted to be vented into nace will be shut off by the draft safeguard switch located a clay tile- -lined masonry chimney that is exposed to the outdoors on the vent elbow.
Page 27 CHIMNEY INSPECTION CHART For additional requirements refer to the National Fuel Gas Code NFPA 54/ANSI Z223.1 and ANSI/NFPA 211 Chimneys, Fireplaces, Vents, and Solid Fuel Burning Appliances in the U.S.A. or to the Canadian installation Code CSA-B149.1 in Canada. Crown Rebuild condition: crown.
Page 28 APPLIANCE APPLICATION REQUIREMENTS Exterior Masonry Chimney FAN + NAT Installations with Type- -B Double- -Wall Vent Appliance operation has a significant impact on the performance Connectors ENFPA & AGA of the venting system. If the appliances are sized, installed, Table A—Combined Appliance Maximum Input adjusted, and operated properly, the venting system and/or the Rating in Thousands of Btuh per Hour appliances should not suffer from condensation and corrosion.
Page 29 A04127 Fig. 28 --- Using Tin Snips to Cut Tie Points Air for combustion must not be contaminated by halogen CAUTION compounds which include chlorides, fluorides, bromides, and iodides. These compounds are found in many common home products such as detergent, paint, glue, aerosol spray, bleach, CUT HAZARD cleaning solvent, salt, and air freshener, and can cause corrosion Failure to follow this caution may result in personal injury.
Page 30: Side(S)
A04128 A04129 Fig. 29 --- Rounded End of Knockout Fig. 30 --- Knockout Pulled Loose For the knockouts in the other locations on the door (top and sides), tin snips can also be used along the door edges; however, the preferred method is to use a hammer and screwdriver to strike a sharp blow (See Fig.
Page 31 Table 8—Minimum Vent Heights Caution!! for the following applications, use the minimum vertical vent heights as specified below. For all other applications, follow exclusively the national fuel gas code. MINIMUM VENT MINIMUM VERTICAL VENT FURNACE VENT FURNACE DIAMETER HEIGHT ORIENTATION ORIENTATION INPUT (BTUH/HR) IN.
Page 32 SEE NOTES: 1,2,4,5,6,7,8,9,10 SEE NOTES:1,2,3,4,5,7,8,9 on the page following these figures on the page following these figures A03210 A03207 Fig. 35 --- Downflow Application- -Vent Elbow Up then Left Fig. 37 --- Downflow Application- -Vent Elbow Left then Up SEE NOTES:1,2,3,4,5,7,8,9 SEE NOTES: 1,2,4,5,7,8,9 on the page following on the page following...
Page 33 SEE NOTES: 1,2,4,7,8,9 on the page SEE NOTES: 1,2,4,5,7,8,9 on the page following these figures following these figures A03214 A03218 Fig. 40 --- Horizontal Left Application- -Vent Elbow Right Fig. 43 --- Horizontal Right Application- -Vent Elbow Right then Up SEE NOTES: 1,2,4,5,7,8,9 on the page following these figures SEE NOTES: 1,2,4,5,7,8,9 on the page...
Page 34: Start- -Up, Adjustment, And Safety Check
START- -UP, ADJUSTMENT, AND SAFETY CHECK Step 1 —General 1. Purge gas lines after all connections have been made. 2. Check gas lines for leaks. WARNING WARNING FIRE HAZARD ELECTRICAL SHOCK HAZARD Failure to follow this warning could result in personal injury, death and/or property damage.
Page 35: Adjustments
Step 3 —Adjustments EXAMPLE 1: 88,000 BTUH INPUT FURNACE INSTALLED AT 4300 FT. Table 9—Altitude Derate Multiplier for U.S.A. (Canada) Furnace Input X Derate Multiplier Furnace Input ALTITUDE PERCENT DERATE MULTIPLIER Rate at Sea Level Factor Rate at Installa- FT. (M) OF DERATE FACTOR* tion Altitude...
Page 36 NOTE: If orifice hole appears damaged or it is suspected to have terminal (See Table 10 for lead color identification). Reconnect original lead to SPARE terminal. been redrilled, check orifice hole with a numbered drill bit of correct size. Never redrill an orifice. A burr- -free and squarely Table 10—Speed Selection aligned orifice hole is essential for proper flame characteristics.
Page 37 A08411 Fig. 46 --- Wiring Diagram...
Page 38 BURNER ORIFICE A93059 A06666 Fig. 48 --- Orifice Hole Fig. 47 --- Gas Control Valve THERMOSTAT SUBBASE TERMINALS WITH THERMOSTAT REMOVED (ANITICIPATOR, CLOCK, ETC., MUST BE OUT OF CIRCUIT.) HOOK-AROUND AMMETER R Y W G 10 TURNS FROM UNIT 24-V CONTROL TERMINALS 0.5 AMPS FOR THERMOSTAT EXAMPLE: 5.0 AMPS ON AMMETER...
Page 39: Check Safety Controls
Step 4 —Check Safety Controls 3. Check Pressure Switch This control proves operation of the draft inducer blower. The flame sensor, gas valve, and pressure switch were all checked a. Turn off 115- -v power to furnace. in the Start- -up procedure section as part of normal operation. b.
Page 40: Side(S)
Table 11—Gas Rate (cu ft./hr) SIZE OF TEST DIAL SIZE OF TEST DIAL SECONDS FOR 1 SECONDS FOR 1 1 Cu Ft 2 Cu Ft 5 Cu Ft 1 Cu Ft 2 Cu Ft 5 Cu Ft REVOLUTION REVOLUTION 1800 1636 1500 1385...
Page 41 Table 13—Orifice Size* and Manifold Pressure for Gas Input Rate (Tabulated data based on 22,000 btuh per burner, derated 4 percent for each 1000 ft. (305 M) above sea level) SPECIFIC GRAVITY OF NATURAL GAS AVG. GAS ALTITUDE RANGE HEAT VALUE 0.58 0.60 0.62...
Page 42 Table 13–Orifice Size* and Manifold Pressure for Gas Input Rate (Continued) (Tabulated data based on 22,000 btuh per burner, derated 4 percent for each 1000 ft. (305 M) above sea level) SPECIFIC GRAVITY OF NATURAL GAS AVG. GAS 0.58 0.60 0.62 0.64 ALTITUDE RANGE...
Page 43 Table 14—Orifice Size* and Manifold Pressure for Gas Input Rate (Tabulated data based on 21,000 btuh per burner, derated 4 percent for each 1000 ft. (305 M) above sea level) SPECIFIC GRAVITY OF NATURAL GAS ALTITUDE AVG. GAS 0.58 0.60 0.62 0.64 RANGE...
Page 44 Table 14—Orifice Size* and Manifold Pressure for Gas Input Rate (Continued) (Tabulated data based on 21,000 btuh per burner, derated 4 percent for each 1000 ft. (305 M) above sea level) SPECIFIC GRAVITY OF NATURAL GAS AVG. GAS ALTITUDE HEAT VALUE 0.58 0.60 0.62...
Page 45: Service And Maintenance Procedures
SERVICE If status code recall is needed, briefly remove then reconnect one main limit wire to display stored status code. On RED LED boards do not remove power or blower door before initiating status code recall. After status code recall is completed component test will occur. LED CODE STATUS CONTINUOUS OFF - Check for 115VAC at L1 and L2, and 24VAC at SEC-1 and SEC-2.
Page 46: Care And Maintenance
wiring during installation, service, or maintenance will cause this For continuing high performance and to minimize possible fuse to blow. If fuse replacement is required, use ONLY a 3- -amp. equipment failure, periodic maintenance must be performed on fuse. The control LED will display status code 24 when fuse this equipment.
Page 47 Media cabinet filter procedures: 9. Clean blower wheel and motor using a vacuum with soft brush attachment. Blower wheel blades may be cleaned NOTE: Media cabinet or 3/4- -in. (19 mm) filter rack are with a small paint or flux brush. Do not remove or disturb accessories and are not included from the factory with standard balance weights (clips) on blower wheel blades.
Page 48 b. Manually close blower access door switch. Inducer assembly and elbow need not be removed from collector box. NOTE: If thermostat terminals are jumpered at the time blower 7. Disconnect gas line from gas manifold. access door switch is closed, blower will run for 90 sec before beginning a heating or cooling cycle.
Page 49: Sequence Of Operation
WARNING FIRE OR EXPLOSION HAZARD Failure to follow this warning could result in personal injury, death and/or property damage. Never use a match or other open flame to check for gas leaks. Use a soap- -and- -water solution. 19. Check for gas leaks. 20.
Page 50: Wiring Diagrams
the furnace control CPU will lock out of Gas- -Heating continue running the blower motor at HEAT speed after mode and operate the inducer motor IDM until flame the selected blower- -OFF delay period is completed. is no longer proved. Step 4 —Wiring Diagrams e.
Page 51 Fig. 54 --- Troubleshooting Guide...
Page 52 Catalog No. II310A ---45---11 EBryant Heating & Cooling Systems 7310 W. Morris St. Indianapolis, IN 46231 Printed in U.S.A. Edition Date: 08/09 Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations. Replaces: II310A--- 45--- 10...

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