Bard W24G2DA Installation Instructions Manual Download

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INSTALLATION INSTRUCTIONS

Bard Manufacturing Company, Inc.
Bryan, Ohio 43506
www.bardhvac.com

Manual No.: 2100-592C
Supersedes: 2100-592B
Date: 5-4-15

WARNING

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.

WG SERIES WALL MOUNTED GAS/ELECTRIC

WITH DEHUMIDIFICATION

Models:

W24G2DA
W24G2DB
W24G2DC

W30G2DA
W30G2DB
W30G2DC

W36G2DA
W36G2DB
W36G2DC

W42G2DA
W42G2DB
W42G2DC

W48G2DA
W48G2DB
W48G2DC

W60G2DA
W60G2DB
W60G2DC

Summary of Contents for W24G2DA

Page 1: ...ONS 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 COU...

Page 2: ...ping 27 19 Manifold Pressure Adjustment 28 20 Checking Gas Input Rate 28 21 Standard Orifice Sizing and High Altitude Derate 30 22 Conversion of Gas Input BTUH from High to Low Rating 33 23 Measuring...

Page 3: ...and Shutdown Instruction Label 36 Figure 16 Top View of Gas Control 37 Figure 17 Sequence of Operation Electronic Blower Control 40 Figure 18 Furnace Control Board and Blower Control 41 Figure 19 Cir...

Page 4: ...exdale Boulevard Rexdale Ontario Canada M9W 1R3 Telephone 416 447 4044 BARD MANUFACTURING COMPANY INC BRYAN OHIO 43506 USA These publications can help when installing the furnace They can usually be f...

Page 5: ...andard N NOx Certified 125 000 BTU input model is not NOx certified HEATING INPUT GAS ELECTRIC 2 3 Ton A 45 000 B 67 500 C 90 000 3 5 Ton B 75 000 C 100 000 D 125 000 Low ambient control is required w...

Page 6: ...ing the installation Note particularly Starting Procedure and any tags and or labels attached to the equipment All duct work supply and return must be properly sized for the design airflow requirement...

Page 7: ...230 208 230 208 460 Rated Load Amps 9 9 10 9 6 4 7 1 3 9 11 8 12 9 7 5 8 2 4 7 15 3 16 7 13 3 14 6 5 1 Branch Circuit Selection Current 12 8 8 3 5 1 14 1 9 0 5 6 17 9 15 6 6 0 Lock Rotor Amps 64 58 28...

Page 8: ...1 14 5 6 4 21 6 24 7 12 8 14 7 7 8 Branch Circuit Selection Current 19 9 13 1 6 1 21 4 14 5 6 4 26 3 15 6 7 8 Lock Rotor Amps 109 83 1 41 135 98 55 134 110 52 Fan Motor and Compressor Fan Motor HP RP...

Page 9: ...OUTLET AIR EXHAUST COMBUSTION ENTRANCES FRONT CIRCUIT BREAKER MIS 3239 HIGH VOLTAGE ENTRANCES FRONT DOOR FILTER SERVICE DOOR UNIT A B C D E F G H I J K L M N O P Q R W24G W30G W36G 7 88 27 88 13 88 24...

Page 10: ...of specific recommendations from the local authority having jurisdiction equipment ratings shall be reduced as specified in Section 21 5 TRANSPORTATION DAMAGE All units are packed securely in shipping...

Page 11: ...mbustible wall use a minimum of Figure 1 A dimension plus 2 and B dimension plus 2 See Figures 4 and 5 for details 3 Locate and mark lag bolt locations and bottom mounting bracket location 4 Mount bot...

Page 12: ...PTIONAL 12 FLANGE SCREWS UNIT SUPPORT 1 MIN NECCESSARY NO CLEARANCE SUPPLY AIR DUCT RETURN AIR DUCT CONTROL PANEL VESTIBULE DOOR WALL STRUCTURE OUTSIDE 1 CLEARANCE ON ALL FOUR SIDES OF SUPPLY AIR DUCT...

Page 13: ...Manual 2100 592C Page 13 of 69 FIGURE 2A Mounting Instructions for W42G W48G and W60G...

Page 14: ...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 m...

Page 15: ...Manual 2100 592C Page 15 of 69 FIGURE 4 Wall Mounting Instructions FIGURE 5 Wall Mounting Instructions...

Page 16: ...Manual 2100 592C Page 16 of 69 FIGURE 6 Common Wall Mounting Installations...

Page 17: ...d the condenser inlet and discharge openings DO NOT install the unit in a location that will permit discharged air from the condenser to recirculate to the condenser inlet TABLE 2 Minimum Installation...

Page 18: ...ncludes a stainless steel transition drain tee silicone sealant and drain tubing If unit is installed with vertical vent kit annually inspect the vent system and drain Replace any portion of the vent...

Page 19: ...nce spillage at the draft hood relief opening after 5 minutes of main burner operation Use the flame of a match or candle 6 After it has been determined that each appliance connected to the venting sy...

Page 20: ...oper electrical ground could result in electric shock or fire 15 WIRING MAIN POWER Refer to unit rating plate for wire sizing information and maximum fuse or circuit breaker size Each outdoor unit is...

Page 21: ...nal is the dehumidification input This energizes compressor blower and 3 way dehumidification valve W1 terminal is the heating input 230 208 Volt Units All models are equipped with dual primary voltag...

Page 22: ...r Manual changeover 8403 060 1120 445 3 Stage Cool 3 Stage Heat Programmable Non Programmable Electronic HP or Conventional Auto or Manual changeover Transformer VA FLA Wire Gauge Maximum Distance in...

Page 23: ...al A W2 E Y2 Y1 2 3 L W1 Y2 Unit 24V W1 E C 2 Thermostat Subbase A Y NEEDED FOR ECONOMIZER ONLY 1120 445 O B Unit Control Panel Factory Installed Jumper G Part 8403 060 R 1 W2 CONFIGURE THERMOSTAT FOR...

Page 24: ...7 057 8403 058 OR OTHER THERMOSTAT THAT DOES NOT 1 INSTALL IF YOU REQUIRE VENTILATION ANYTIME BLOWER IS ON HAVE OCCUPANCY OUTPUT B O 2 3 SET SWITCH ON THERMOSTAT TO GAS OIL TO 6 2 HEAT 2 COOL CONVENTI...

Page 25: ...D TAPE OFF 1 1 3 1 G Y 2 Block R C W1 A W2 E Y2 Y1 2 3 WGJIFM 3 5 2 Unit 24V C02 OUT 5 24VAC 6 1 2 3 4 TEMP OUT Optional CO2 Controller Bard Part 8403 067 FIGURE 11D Economizer Low Voltage Connections...

Page 26: ...Manual 2100 592C Page 26 of 69 FIGURE 12 Gas Pipe Connection W24G W36G W42G W60G...

Page 27: ...d Immediately after turning on gas the system should be checked for leaks This can be done by watching the 1 2 cubic foot test dial and allowing 4 minutes to show any movement and by soaping each pipe...

Page 28: ...Adjust manifold pressure by turning gas control regulator adjusting screw clockwise to increase pressure or turning counterclockwise to decrease pressure Manifold pressure must be within allowable ran...

Page 29: ...on this is the furnace gas input 9 If water heater dryer or range pilots were left on allow for them in calculating correct furnace gas input A quick way is to allow 1 000 BTU per hour for a water he...

Page 30: ...34 992 38 880 34 182 37 980 33 696 37 440 33 048 36 720 32 643 36 270 32 076 35 640 61 000 68 000 60 750 67 500 58 806 65 340 56 862 63 180 54 918 61 020 53 460 59 400 52 488 58 320 51 273 56 970 50 5...

Page 31: ...Change and Orifice Change Based on BTU Content 8 001 to 10 000 Requires Pressure Switch Change and Orifice Change Based on BTU Content 20250 BTU Per Burner 700 749 2 60 2 50 2 45 750 799 2 50 2 45 2...

Page 32: ...ed orifice size 2 30 orifices are shipped with the unit for field installed optional 10 derate Optional 10 Field Converted Derate Gas Heat Value BTU Cu Ft Up to 6 000 Feet No Changes Except for BTU Co...

Page 33: ...tely 2 from furnace Locate thermometer tip in center of plenum to ensure proper temperature measurement 6 Place second thermometer in return air duct approximately 2 from furnace Locate thermometer ti...

Page 34: ...he high pressure switch opens the compressor contactor will de energize immediately The lockout timer will go into a soft lockout and stay in soft lockout until the high pressure switch closes and the...

Page 35: ...DOM timing on power up and after power interruptions is equal to 2 minutes plus 10 of delay on break DOB setting 0 5 minute 30 seconds DOB 123 second DOM 1 0 minute 60 seconds DOB 126 second DOM 2 0...

Page 36: ...llow these instructions exactly a fire or explosion may result causing property damage personal injury or loss of life 1 Set the thermostat to lowest setting 2 Turn off all electric power to the appli...

Page 37: ...ht on small mirror or an extension handle Remove the screws securing the inducer and collector box Now inspect the upper tubes of the heat exchanger Check the exterior of the heat exchanger and the in...

Page 38: ...sure the supply and return air flange sleeves or duct work are securely fastened to unit and physically sound d Supply and return grilles must be open and free from obstructions e Inspect to make sur...

Page 39: ...QUENCE OF OPERATION COOLING On a call for cooling from the room thermostat the high speed blower relay will be energized as well as the compressor contactor Following termination of the cooling cycle...

Page 40: ...purge timing Heat fan off delay timing begins When timing is complete the circulating fan is de energized Thermostat begins call for cool G and Y1 terminals re energized Cooling contactor is energized...

Page 41: ...heating modes to check for proper blower operation If it is desirable to have both HEAT COOL blower motor speed at the same speed install a jumper wire between HEAT and COOL terminals of the integrate...

Page 42: ...gh Medium Low High Medium Low 0 0 890 1350 1120 1120 940 0 1 820 1260 1160 1160 870 0 2 950 770 1200 1010 1200 1010 0 3 880 700 1120 1120 940 0 4 790 1030 1030 860 0 5 910 710 950 0 6 800 840 ESP Inch...

Page 43: ...370 1200 1010 0 3 1080 880 1290 1120 940 1290 1120 940 0 4 1150 990 1190 1030 860 1190 1030 860 0 5 1050 910 1090 950 780 1090 950 780 0 6 940 980 840 660 980 840 660 ESP Inches H2 O COOLING MODE MANU...

Page 44: ...20 0 1 1220 1000 1260 1060 1260 1060 0 2 1160 950 1370 1200 1010 1200 1010 0 3 1250 1080 1290 1120 940 1120 940 0 4 1150 990 1190 1030 1190 1030 860 0 5 1050 1090 950 1090 950 0 6 940 980 980 840 ESP...

Page 45: ...510 1090 0 3 1360 1760 1460 1460 0 4 1250 1670 1340 1670 1340 0 5 1460 1150 1560 1240 1560 1240 0 6 1340 1040 1430 1130 1430 1130 ESP Inches H2 O COOLING MODE MANUAL FAN and HEATING MODE Wet Coil 100...

Page 46: ...880 1510 1510 1110 0 3 1670 1360 1760 1460 1460 1090 0 4 1570 1250 1670 1340 1670 1340 0 5 1460 1560 1240 1560 1240 0 6 1340 1430 1430 1130 ESP Inches H2 O COOLING MODE MANUAL FAN and HEATING MODE Wet...

Page 47: ...0 1880 1510 1510 1110 0 3 1670 1360 1760 1460 1460 1090 0 4 1570 1670 1340 1670 1340 0 5 1460 1560 1240 1560 1240 0 6 1340 1430 1430 1130 ESP Inches H2 O COOLING MODE MANUAL FAN and HEATING MODE Wet C...

Page 48: ...uation the inducer will operate for the 30 second postpurge and the comfort air blower will operate for the selected off delay If on Manual Fan operation the comfort air blower will continue to operat...

Page 49: ...ry default setting If jumper is set to 2 3 occupied dehumidification only outputs will be off 24V Terminal Block Connections G Y 3 W1 Outputs from Board Inputs to Board G Y D W2 G1 TWV YO Cooling Mode...

Page 50: ...nergizes both the compressor circuit and the three way valve thus directing the hot refrigerant discharge gas into a separate desuperheating condenser circuit which reheats the conditioned air before...

Page 51: ...95 145 420 146 449 148 477 150 506 152 535 154 564 156 592 85 DB 72 WB Low Side High Side 139 257 142 282 145 307 147 332 150 357 153 382 155 407 158 432 160 461 162 491 164 521 166 550 168 580 170 60...

Page 52: ...for nitrogen oxide emission levels Refer to Figure 21 for NOx insert information IMPORTANT For propane LP conversions the NOx reduction screen inserts shown below must be removed This is accomplished...

Page 53: ...167 60 4085 168 61 W30G2DB 4085 265 62 4085 266 63 W30G2DC 4085 388 64 4085 389 65 W36G2DA 4085 167 60 4085 168 61 W36G2DB 4085 265 62 4085 266 63 W36G2DC 4085 388 64 4085 389 65 W42G2DA 4085 167 60...

Page 54: ...t Black 32 Black Freeze 32 64 71 BLACK SPEED 150 135 120 BLACK BLACK FUSE BLACK WHITE BLACK WHITE BLACK WHITE BLACK BLACK P3 BROWN GRAY BROWN BLACK WHITE BLACK OPT 208 230 60 1 USE COPPER CONDUCTORS S...

Page 55: ...Manual 2100 592C Page 55 of 69 W24G2DA W48G2DA W60G2DA 230 208 60 1...

Page 56: ...PLE WHITE WHITE 65 ORANGE BLACK 32 YELLOW BLACK PINK 65 BROWN 67 CONTROL DEHUM BLACK PINK YELLOW 61 RELAY LOCKOUT BLACK 63 BLACK 64 Thermostat Black 32 Black Freeze 71 BLACK SPEED 150 135 120 BLACK BL...

Page 57: ...Manual 2100 592C Page 57 of 69 W24G2DB W48G2DB W60G2DB 230 208 60 3...

Page 58: ...ED 150 135 120 BLACK WHITE FUSE BLACK CONTROL BLACK BLACK BLACK P3 BROWN GRAY BROWN BLACK WHITE BLACK OPT 460 60 3 BLACK WHITE BLACK WHITE BLACK WHITE BLACK BLACK WHITE BLACK BLACK BLACK BLACK WHITE B...

Page 59: ...Manual 2100 592C Page 59 of 69 W24G2DC 460 60 3...

Page 60: ...2 3 4 5 6 8 9 7 12 10 11 BLUE BLUE L2 A L1 A BLUE PURPLE PURPLE MV NO C MV ORANGE YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW RED YELLOW YELLOW Brown Brown BROWN WHITE RED RED RED RED WHITE RED Indoor F...

Page 61: ...Manual 2100 592C Page 61 of 69 W30G2DA W36G2DA W42G2DA 230 208 60 1...

Page 62: ...OL DEHUM BLACK PINK YELLOW 61 RELAY LOCKOUT BLACK 63 BLACK 64 Thermostat Black 32 Black Freeze 52 71 BROWN SPEED 150 135 120 BLACK BLACK FUSE BLACK BLACK BLACK WHITE BLACK BLACK P3 BROWN GRAY BLACK BL...

Page 63: ...Manual 2100 592C Page 63 of 69 W30G2DB W36G2DB W42G2DB 230 208 60 3...

Page 64: ...EHUM SPEED 150 135 120 BLACK WHITE FUSE BLACK CONTROL BLACK BLACK BLACK P3 BROWN GRAY BROWN BLACK WHITE BLACK OPT 460 60 3 BLACK WHITE BLACK WHITE BLACK WHITE BLACK BLACK WHITE BLACK BLACK BLACK BLACK...

Page 65: ...Manual 2100 592C Page 65 of 69 W30G2DC W36G2DC W42G2DC 460 60 3...

Page 66: ...k 32 Black Freeze 32 64 71 BLACK SPEED 150 135 120 BLACK BLACK FUSE BLACK WHITE BLACK WHITE BLACK WHITE BLACK BLACK P3 BROWN GRAY BROWN BLACK WHITE BLACK OPT 208 230 60 1 USE COPPER CONDUCTORS SUITABL...

Page 67: ...LACK PINK YELLOW 61 RELAY LOCKOUT BLACK 63 BLACK 64 Thermostat Black 32 Black Freeze 71 FUSE SPEED 150 135 120 BLACK BLACK BLACK BLACK BLACK BLACK WHITE BLACK BLACK P3 BROWN GRAY BROWN BLACK WHITE BLA...

Page 68: ...A BLUE PURPLE WHITE PURPLE PURPLE PURPLE PURPLE PURPLE WHITE MV NO C MV ORANGE ORANGE YELLOW YELLOW YELLOW YELLOW YELLOW BLACK YELLOW RED YELLOW YELLOW YELLOW YELLOW YELLOW BLACK YELLOW YELLOW YELLOW...

Page 69: ...Manual 2100 592C Page 69 of 69 W48G2DC W60G2DC 460 60 3...

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