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INSTALLATION INSTRUCTIONS
WALL MOUNTED GAS/ELECTRIC
W24G3-A
W30G3-A
W24G3-B
W30G3-B
W30G3-C
W24G3-C
READ ALL INSTRUCTIONS CAREFULLY BEFORE
BEGINNING THE INSTALLATION.
THE INSTALLATION MUST COMPLY WITH THESE
INSTRUCTIONS AND THE REQUIREMENTS OF
ALL GOVERNING CODES AND ORDINANCES FOR
THE INSTALLATION LOCATION.
IT IS THE RESPONSIBILITY OF INSTALLER
TO KNOW AND UNDERSTAND ALL OF THESE
REQUIREMENTS.
FAILURE TO DO SO COULD CREATE A HAZARD
RESULTING IN PROPERTY DAMAGE, BODILY
INJURY, OR DEATH.
Models:
W36G3-A
W36G3-B
W36G3-C
WARNING
Bard Manufacturing Company, Inc.
Bryan, Ohio 43506
www.bardhvac.com
W42G3-A
W48G3-A
W42G3-B
W48G3-B
W42G3-C
W48G3-C
Manual No.:
Supersedes:
Date:
W60G3-A
W60G3-B
W60G3-C
2100-630
NEW
4-1-15
Page
1 of 49
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Table of Contents
Related Manuals for Bard W24G3-A
Summary of Contents for Bard W24G3-A
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Page 1: Installation Instructions
IT IS THE RESPONSIBILITY OF INSTALLER TO KNOW AND UNDERSTAND ALL OF THESE REQUIREMENTS. FAILURE TO DO SO COULD CREATE A HAZARD RESULTING IN PROPERTY DAMAGE, BODILY INJURY, OR DEATH. Bard Manufacturing Company, Inc. Manual No.: 2100-630 Bryan, Ohio 43506 Supersedes: Date: 4-1-15 www.bardhvac.com... -
Page 2: Table Of Contents
CONTENTS Page Page Getting Other Information and Publications ....4 20. Checking Gas Input Rate ........ 27 21. Standard Orifice Sizing & High W**G Series Model Nomenclature ......5 Altitude Derate ..........29 Ventilation Options ..........5 22. Conversion of Gas Input BTUH From High Air Conditioning Module Options ...... - Page 3 CONTENTS Page Page FIGURES TABLES Figure 1 Unit Dimensions ........9 Table 1 Specifications – W24-36G Models ... 7 Table 1A Specifications – W42-60G Models ... 8 Figure 2 Mounting Instructions – W24-36G ..12 Figure 2A Mounting Instructions – W42-60G ..13 Table 2 Minimum Installation Clearances ...
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Page 4: Getting Other Information And Publications
178 Rexdale Boulevard Winter and Winter Air Conditioning and Equipment Rexdale, Ontario Selection Canada. M9W 1R3 Telephone: (416) 447-4044 Canadian Electrical Code .....CSA C22.1 Canadian Installation Code…………CAN/CGA B149 BARD MANUFACTURING COMPANY, INC. BRYAN, OHIO 43506 USA Manual 2100-630 Page 4 of 49... -
Page 5: W**G Series Model Nomenclature
WALL MOUNT GAS/ELECTRIC GENERAL MODEL NUMBER NOMENCLATURE – REVISION MODEL COLOR VENT CONTROL OPTIONS Wall Mount X – Beige (See table (See table page 6) GAS/ELECTRIC below) (Standard) VOLTAGE 4 – Gray COOLING – 230/208-60-1 COIL OPTIONS CAPACITY – 230/208-60-3 X –... -
Page 6: Air Conditioning Module Options
AIR CONDITIONING MODULE OPTIONS Factory Installed Field Installed Code Part • CMA-29 • Field Only SK111 or CMC-15 STD – Standard equipment. CCM Compressor control module has adjustable 30 second to 5 minute delay-on-break timer. On initial power up, or any time the power is interrupted, the delay-on-make will be 2 minutes plus 10% of the delay-on-break setting. -
Page 7: Table 1 Specifications - W24-36G Models
Manual 2100-630 Page 7 of 49... -
Page 8: Table 1A Specifications - W42-60G Models
Manual 2100-630 Page 8 of 49... -
Page 9: Figure 1 Unit Dimensions
Manual 2100-630 Page 9 of 49... -
Page 10: Important
Any grille that meets with the 5/8 inch louver criteria cooling system should be carefully read before beginning may be used. It is recommended that Bard Return Air the installation. Note particularly “Starting Procedure” and Grille or Return Filter Grille be installed when no return any tags and/or labels attached to the equipment. -
Page 11: High Altitude Applications
4. HIGH ALTITUDE APPLICATIONS 8. MOUNTING THE UNIT 1. These units are secured by wall mounting brackets Ratings of gas utilization equipment are based on sea which secure the unit to the outside wall surface at level operation and need not be changed for operation both sides. -
Page 12: Figure 2 Mounting Instructions - W24-36G
Manual 2100-630 Page 12 of 49... -
Page 13: Figure 2A Mounting Instructions - W42-60G
Manual 2100-630 Page 13 of 49... -
Page 14: Figure 3 Combustible Clearance - W24-36G
FIGURE 3 COMBUSTIBLE CLEARANCE FOR W24G, W30G AND W36G MODELS FIGURE 3A COMBUSTIBLE CLEARANCE FOR W42G, W48G AND W60G MODELS WARNING A minimum of one (1) inch clearance must be maintained between the supply air duct and combustible materials. This is required for the first three (3) feet of ducting. It is important to insure that the one (1) inch minimum spacing is maintained at all points. -
Page 15: Figure 4 Wall Mounting Instructions
FIGURE 4 WALL MOUNTING INSTRUCTIONS FIGURE 5 WALL MOUNTING INSTRUCTIONS Manual 2100-630 Page 15 of 49... -
Page 16: Figure 6 Common Wall Mounting Installations
FIGURE 6 COMMON WALL MOUNTING INSTALLATIONS Manual 2100-630 Page 16 of 49... -
Page 17: Clearances
TABLE 2 9. CLEARANCES MINIMUM INSTALLATION CLEARANCES Minimum clearances, as specified in Table 2, must be maintained from adjacent structures to provide Outlet Duct 1 inch first 3 adequate fire protection, adequate combustion air, and (from combustible materials) feet room for service personnel. Vent Terminal While minimum clearances are acceptable for safety 17 inches*... -
Page 18: Vent Terminal And Combustion Inlet Hood
10. VENT TERMINAL AND 11. OPTIONAL VERTICAL VENTING COMBUSTION AIR INLET HOOD With the optional vertical venting kit (VVK-5) this unit may be vented vertically through a roof or overhang. The vent terminal is shipped in the burner The kit includes a stainless steel transition drain tee, compartment. -
Page 19: Vent Resizing Instructions
12. VENT RESIZING INSTRUCTIONS 13. FRESH AIR INTAKE All units are built with fresh air inlet slots punched in When an existing furnace is removed from a venting the service panel. system servicing other appliances, the venting system is likely to be too large to properly vent the remaining If the unit is equipped with a fresh air damper attached appliances. -
Page 20: Wiring - Main Power
15. WIRING – MAIN POWER Electrical Grounding When installed, the furnace must be electrically grounded in accordance with local codes or in the WARNING absence of local codes, with the National Electrical Code, ANSI/NFPA 70, or Canadian Electrical Code, CSA22.1, latest edition. Use a copper wire from green For your personal safety, turn off electric ground wire on the furnace to a grounded connection power at service entrance panel before... -
Page 21: Wiring - Low Voltage Wiring
FIGURE 10 INSTALLATION OF FLEXIBLE CONDUIT Direct Digital Controls (DDC) 16. WIRING – LOW VOLTAGE WIRING For total and proper control using DDC, a total of 5 Low Voltage Connection controlled outputs are required (4 if no ventilation is installed). These units use a 24-volt AC low voltage circuit. -
Page 22: Figure 11 Low Voltage Wiring-No Vent Pkg
FIGURE 11 LOW VOLTAGE WIRING Low Voltage Wiring - No Ventilation Package Thermostat Subbase Thermostat Part #8403-057 TH3110D1040 Thermostat Part #8403-060 W1/E D/YO (1120-445) Unit 24V Terminal Block Factory Installed Jumper Unit Control Panel SET SWITCH ON THERMOSTAT TO "GAS-OIL" CONFIGURE THERMOSTAT FOR HEAT/COOL MIS-2774 Manual 2100-630... -
Page 23: Figure 12 Low Voltage Wiring
FIGURE 12 LOW VOLTAGE WIRING MOTORIZED FRESH AIR DAMPER, Low Voltage Wiring - COMMERCIAL ROOM VENTILATOR-SPRING, COMMERCIAL ROOM VENTILATOR-POWER Thermostat Subbase Thermostat Part #8403-057 (TH311DD1040) Thermostat W1/E D/YO Part #8403-060 (1120-445) (MUST BE CONFIGURED FOR HEAT/COOL) Unit 24V Terminal Block Factory Installed Jumper Unit Control Panel... -
Page 24: Figure 13 Low Voltage Wiring-Eifm Econo
FIGURE 13 LOW VOLTAGE WIRING Low Voltage Wiring - JIFM ECONOMIZER Thermostat Subbase Thermostat Part #8403-058 (TH5220D1151) Thermostat W1/E D/YO Part #8403-060 (1120-445) Unit 24V Terminal Block Factory Installed Jumper Unit Control Panel WGJIFM-3/5 BLACK BLUE YELLOW/RED WIRES PINK FROM YELLOW PLUG PURPLE... -
Page 25: Figure 14 Gas Pipe Connection
FIGURE 14 GAS PIPE CONNECTION W24G - W36G W42G - W60G Manual 2100-630 Page 25 of 49... -
Page 26: Gas Supply & Piping
18. GAS SUPPLY AND PIPING 8. Refer to Table 6 for Gas Pipe Sizes for natural gas. If more than one appliance is supplied from a single line size, capacity must equal or exceed the General Recommendations combined input to all appliances, and the branch 1. -
Page 27: Manifold Pressure Adjustment
5. Slowly open equipment shut off valve in gas supply PROPANE (LP) GAS CONVERSION line just ahead of furnace. Start furnace following “Operating Instructions” on front door. This unit may be converted in the field for 6. Slowly open 1/8” NPT manual shut off valve use with Propane (LP) gas. - Page 28 Natural Gas Input Rate 9. If you left water heater, dryer or range pilots on, allow for them in calculating correct furnace gas Natural gas heating value (BTU/cu. ft.) can vary input. A quick way is to allow 1,000 BTU per hour significantly.
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Page 29: Standard Orifice Sizing & High Altitude Derate
21. STANDARD ORIFICE SIZING AND It is the installer’s responsibility to see that the furnace input rate is adjusted properly. Derating HIGH ALTITUDE DERATE must be achieved by reducing the size of the main burner orifices. Derating the furnace by adjusting the This furnace is shipped with fixed gas orifices for use manifold pressure lower than the range specified in with Natural Gas and sized for 1000 BTU/cubic foot... -
Page 30: Table 8 Natural Gas Orifice Tables - W24-36G
All Natural Gas factory orifice sizing and standard input ratings based on nominal 1025 BTU/cu ft gas and sea level conditions All other orifice sizes shown are available as individual items. See Orifice tables below for part numbers and number required. Bard Part No. Orifice Size (mm) Orifice Diameter No. -
Page 31: Table 8A Natural Gas Orifice Tables - W42-60G
TABLE 8A NATURAL GAS ORIFICE TABLES FOR MODELS W42G, W48G AND W60G 6,001 to 8,000 Feet 8,001 to 10,000 Feet Up to 6,000 Feet No Requires Pressure Switch Factory Standard Gas Heat* Value Requires Pressure Switch Changes Except Change and Orifice Input BTU/Cu. -
Page 32: Conversion Of Gas Input Btuh From High To Low Rating
22. CONVERSION OF GAS INPUT BTUH 2. Set balancing dampers in supply duct system. FROM HIGH TO LOW RATING 3. Check duct work for obstructions or leaks. All the derated WG series units are produced with 4. Make sure filters are clean and in place. maximum BTUH input orifices installed. -
Page 33: Filters
FIGURE 16 ACCESS INTERNAL FILTER THROUGH UPPER SERVICE DOOR FILTER FILTER SERVICE DOOR MIS-3237 24. FILTERS High Pressure Switch and Lockout Sequence (Standard Feature) A 2” thick throwaway filter is supplied with each unit. If the high pressure switch opens, the compressor This filter is installed by opening the filter service door. - Page 34 Alarm Output Phase Monitor Alarm terminal is output connection for applications All units with three phase scroll compressors are where alarm signal is desired. This terminal is powered equipped with a three phase line monitor to prevent whenever compressor is locked out due to HPC or LPC compressor damage due to phase reversal.
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Page 35: Lighting & Shutdown Instructions
26. LIGHTING AND SHUTDOWN INSTRUCTIONS FIGURE 17 INSTRUCTION LABEL BEND & PEEL “HERE” TO REMOVE LABEL LINER FOR YOUR SAFETY READ BEFORE OPERATING WARNING: If you do not follow these instructions exactly, a fire or explosion may result causing property damage, personal injury or loss of life. This appliance does not have a pilot. -
Page 36: Service Agency Procedures
FIGURE 18 27. SERVICE AGENCY PROCEDURES TOP VIEW OF GAS CONTROL CAUTION Label all wires prior to disconnection when servicing controls. Wiring errors can cause improper and dangerous operation. Verify proper operation after servicing. WARNING Follow these procedures before inspecting MIS-165 furnace. -
Page 37: 9. Replacement Parts
Routine Maintenance WARNING 1. Air Filters – Check the condition at least monthly when the unit is in use, and replace as necessary. Disconnect electrical power before servicing 2. Lubrication Requirements – The indoor circulating unit. Failure to do so could result in electrical air blower motor and outdoor circulating air fan shock or death. -
Page 38: Sequence Of Operation - Heating
burner orifices or incorrect manifold pressure, 30. SEQUENCE OF OPERATION – insufficient combustion air, or installation deficiencies HEATING with respect to return air duct design or sizing. On a call for heat from the thermostat, the induced Once the problem has been resolved, reset the switch draft blower is energized. -
Page 39: Indoor Blower Operation
FIGURE 20 FURNACE CONTROL BOARD AND BLOWER CONTROL 32. INDOOR BLOWER OPERATION If it is desirable to have both HEAT/COOL blower motor speed at the same speed, install a jumper wire between All models have multiple speed direct drive blower “HEAT”... -
Page 40: Table 10 W24G Indoor Blower Performance
TABLE 10 W24G INDOOR BLOWER PERFORMANCE @ 230 AND 460 VOLTS Recommended W24G cooling airflow range at rated 800 CFM @ 0.15 ESP (WC) is 700 - 910 CFM Factory set on Low Speed for cooling and High for heating. COOLING MODE MANUAL FAN and HEATING MODE Inches... -
Page 41: Table 11 W30G Indoor Blower Performance
TABLE 11 W30G INDOOR BLOWER PERFORMANCE @ 230 AND 460 VOLTS Recommended W30G cooling airflow range at rated 1000 CFM @ 0.35 ESP (WC) is 880 - 1150 CFM Factory set on Medium Speed for cooling and for heating. COOLING MODE MANUAL FAN and HEATING MODE Inches Wet Coil... -
Page 42: Table 12 W36G Indoor Blower Performance
TABLE 12 W36G INDOOR BLOWER PERFORMANCE @ 230 AND 460 VOLTS Recommended W36G cooling airflow range at rated 1100 CFM @ 0.250 ESP (WC) is 940 - 1250 CFM Factory set on Medium Speed for cooling and for heating. COOLING MODE MANUAL FAN and HEATING MODE Inches Wet Coil... -
Page 43: Table 13 W42G Indoor Blower Performance
TABLE 13 W42G INDOOR BLOWER PERFORMANCE @ 230 AND 460 VOLTS Recommended W42G cooling airflow range at rated 1300 CFM @ .35 ESP (WC) is 1030 - 1480 CFM Factory set on Medium Speed for heating and cooling. COOLING MODE MANUAL FAN and HEATING MODE Inches Wet Coil... -
Page 44: Table 14 W48G Indoor Blower Performance
TABLE 14 W48G INDOOR BLOWER PERFORMANCE @ 230 AND 460 VOLTS Recommended W48G cooling airflow range at rated 1550 CFM @ .20 ESP (WC) is 1250 - 1780 CFM Factory set on Medium Speed for cooling and Medium Speed for heating. COOLING MODE MANUAL FAN and HEATING MODE Inches... -
Page 45: Table 15 W60G Indoor Blower Performance
TABLE 15 W60G INDOOR BLOWER PERFORMANCE @ 230 AND 460 VOLTS Recommended W60G cooling airflow range at rated 1650 CFM @ .30 ESP (WC) is 1360 - 1850 CFM Factory set on High Speed for cooling and Medium Speed for heating. COOLING MODE MANUAL FAN and HEATING MODE Inches... -
Page 46: Table 16 Integrated Furnace & Blower Control Operation
TABLE 16 INTEGRATED FURNACE AND BLOWER CONTROL OPERATION IGNITION SEQUENCE CONTROL Ignition Source 24 VAC DSI Flame Sensing Remote Timings - Prepurge 15 seconds - Postpurge 30 seconds (0 if cycle terminated before valve “on”) - Inter-trial purge 15 seconds - Pressure switch proving period 60 seconds - Trials for ignition... -
Page 47: Pressure Service Ports
33. PRESSURE SERVICE PORTS High and low pressure service ports are installed on all units so that the system operating pressures can be observed. Tables 17A and 17B outline expected pressures at various indoor and outdoor temperatures. TABLE 17A COOLING PRESSURE TABLE Return Air Model Pressure... -
Page 48: Refrigerant Charge
34. R-410A REFRIGERANT CHARGE 36. LOW-NOX BURNER ASSEMBLY “N” SUFFIX MODELS ONLY – This unit was charged at the factory with the quantity U.S. INSTALLATIONS ONLY of refrigerant listed on the serial plate. AHRI capacity and efficiency ratings were determined by testing with Natural Gas Models Only this refrigerant charge quantity. -
Page 49: Index - Wiring Diagrams
INDEX WIRING DIAGRAMS and LADDER DIAGRAMS Unit Basic Basic Model No. Wiring Diagram Ladder Diagram W24G3-A 4085-159 4085-160 W24G3-B 4085-257 4085-258 W24G3-C 4085-380 4085-381 W30G3-A 4085-161 4085-162 W30G3-B 4085-259 4085-260 W30G3-C 4085-382 4085-383 W36G3-A 4085-161 4085-162 W36G3-B 4085-259 4085-260 W36G3-C...