Bard W24G4, Installation Instructions Manual

Page 1: ...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 UNDERSTA...

Page 2: ...17 Thermostats 23 18 Gas Supply and Piping 28 19 Manifold Pressure Adjustment 29 20 Checking Gas Input Rate 29 21 Standard Orifice Sizing and High Altitude Derate 31 22 Conversion of Gas Input BTUH f...

Page 3: ...ontrol 38 Figure 20 Motor Connections 40 Figure 21 Motor Connections 41 Figure 22 Sequence of Operation Electronic Blower Control 42 Figure 23 Increasing Heating Speed 43 Figure 24 Increasing Cooling...

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: ...nergy Recovery Ventilator 230 Volt R WGERV A3B WGERV A5B Energy Recovery Ventilator 460 Volt R WGERV C3C WGERV C5C 1 Reference Supplemental Instructions 7960 867 for dehumidification unit information...

Page 6: ...th compressor control module CCM which is included See Note LPC Low pressure control is auto reset Always used with compressor control module CCM which is included See Note LAC Low ambient control per...

Page 7: ...tion Current 12 9 6 5 3 6 14 2 9 4 2 16 7 10 5 5 8 Lock Rotor Amps 58 3 55 4 28 73 58 28 79 73 38 Compressor Type Scroll Scroll Scroll Scroll Scroll Scroll Scroll Scroll Scroll Fan Motor and Condenser...

Page 8: ...lection Current 18 13 6 6 21 8 13 8 6 5 24 4 16 7 8 Lock Rotor Amps 112 88 44 117 83 1 41 144 2 110 52 Compressor Type Scroll Scroll Scroll Scroll Scroll Scroll Scroll Scroll Scroll Fan Motor and Cond...

Page 9: ...TION 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 25 40 25 63 81 63 27 38...

Page 10: ...While these instructions are intended as a general recommended guide they do not supersede any national and or local codes in any way Authorities having jurisdiction should be consulted before the in...

Page 11: ...formation Design the duct work according to methods given by the Air Conditioning Contractors of America ACCA When duct runs through unheated spaces it should be insulated with a minimum of one inch o...

Page 12: ...eter flat washers on the lag bolts Use lag bolts long enough to support the unit s weight when mounted to the structure This length may be dependent on the type of construction 7 Secure rain flashing...

Page 13: ...OPTIONAL 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 DUC...

Page 14: ...Manual 2100 721B Page 14 of 54 FIGURE 2B Mounting Instructions for W42G W48G and W60G...

Page 15: ...ING A minimum of 1 clearance must be maintained between the supply air duct and combustible materials This is required for the first 3 of ducting It is important to insure that the one 1 minimum spaci...

Page 16: ...Manual 2100 721B Page 16 of 54 FIGURE 4 Wall Mounting Instructions FIGURE 5 Wall Mounting Instructions...

Page 17: ...Manual 2100 721B Page 17 of 54 FIGURE 6 Common Wall Mounting Installations...

Page 18: ...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 Clea...

Page 19: ...e kit includes 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 th...

Page 20: ...doors windows exhaust fans fireplace dampers and any other gas burning appliances to their previous conditions of use 7 If improper venting is observed during any of the above tests the venting system...

Page 21: ...of control panel 5 Replace conduit access panel if required to complete installation 6 Seal around conduit in conduit entrance plate 16 WIRING LOW VOLTAGE WIRING 230 208 Volt Units All 230 208V 1 pha...

Page 22: ...ge thermostat If the call for cooling is not satisfied within a given time frame or temperature differential specified by the thermostat the thermostat will send a signal to Y2 which then increases th...

Page 23: ...a low ambient control The outdoor switch disables Balanced Climate mode if enabled when the temperature drops below 50 F This prevents potential evaporator coil freeze up issues The freeze thermostat...

Page 24: ...ANYTIME BLOWER IS ON 3 RED 4 CONFIGURE THERMOSTAT FOR HEAT COOL 1 RED WHITE 5 SET SWITCH ON THERMOSTAT TO GAS OIL MODE Part 8403 057 or T4 Pro 8403 089 MODE TH311DD1040 A 2 STAGE THERMOSTAT IS RECOMME...

Page 25: ...GE WIRE FROM TERMINAL G YELLOW UNIT CONTROL PANEL TH311DD1040 Part 8403 057 Thermostat CHANGE SYSTEM TYPE SET UP FUNCTION 1 FROM 5 2 HEAT 1 COOL HEAT PUMP Mechanical Humidistat TO 6 2 HEAT 2 COOL CONV...

Page 26: ...5220D1151 R W2 Change system type set up function 1 from 5 2 heat 1 cool heat pump Y2 RC 3 L B W1 8403 058 C Y UNIT CONTROL PANEL W L G Low Voltage Wiring Diagram W1 E RT A G RED WHITE 1 Thermostat 3...

Page 27: ...Manual 2100 721B Page 27 of 54 FIGURE 14 Gas Pipe Connection W24G W36G W42G W60G...

Page 28: ...ch pipe connection and watching for bubbles If a leak is found make the necessary repairs immediately and repeat the above test The furnace must be isolated from the gas supply piping system by closin...

Page 29: ...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 range as...

Page 30: ...eft on this is the furnace gas input 9 If the 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 w...

Page 31: ...4 992 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 54...

Page 32: ...cept for BTU Content 6 001 to 8 000 Requires Pressure Switch Change and Orifice Change Based on BTU Content 8 001 to 10 000 Requires Pressure Switch Change and Orifice Change Based on BTU Content 2225...

Page 33: ...nstalled 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 No Changes Except for BTU C...

Page 34: ...ment 6 Place second thermometer in return air duct approximately 2 from furnace Locate thermometer tip in center of duct to ensure proper temperature measurement 7 Set room thermostat on highest tempe...

Page 35: ...compressor call is lost the time period must expire before a new call will be initiated High Pressure Detection High pressure switch monitoring allows for a lockout condition in a situation where the...

Page 36: ...ash until the cooling call is satisfied or power is removed from the Y terminal This condition does not prevent operation it only indicates that a brownout condition was present at some point during t...

Page 37: ...h in gas control lever slightly and move to OFF Do not force 5 Replace control access panel 7961 509 TO TURN OFF GAS TO APPLIANCE FOR YOUR SAFETY READ BEFORE OPERATING OPERATING INSTRUCTIONS 1 STOP Re...

Page 38: ...the upper tubes of the heat exchanger Check the exterior of the heat exchanger and the interior flue gas passages for any evidence of deterioration due to corrosion cracking or other causes If signs...

Page 39: ...owing If removing the filters corrects the problem clean or replace with a less restrictive filter Also check and clean the blower wheel or coil as necessary Annual Maintenance Routine inspection and...

Page 40: ...22 of 23 FIGURE 10 NOTE Bard Models PA13242 PA13302 PA13362 A B PA13422 A B C PA13482 A B C PA13602 A B C contain the X13 Series Motors TROUBLESHOOTING GE X13 SERIES ECM2 3 MOTORS If the Motor is Run...

Page 41: ...ration resulting in property damage personal injury or death FIGURE 21 Motor Connections Manual 2100 467H Page 23 of 23 FIGURE 11 24VAC R Signal through thermostat output 24VAC Common 24VAC Common 24V...

Page 42: ...ng begins When timing is complete the circulating fan is energized at heat speed Thermostat ends call for heat Ignition system is de energized and gas valve closes Combustion air blower is de energize...

Page 43: ...Open the control panel and find the furnace control board see Figure 23 Remove the black wire from the unused terminal and then remove the red wire from the heat terminal Install the red wire on the u...

Page 44: ...being the lowest FIGURE 25 Speed Taps Speed Tap 1 Balanced Climate Speed Speed Tap 2 Cool Speed Speed Tap 3 Cool High Speed Speed Tap 4 Heat Speed Speed Tap 5 Heat High Speed Manual 2100 467H Page 23...

Page 45: ...1141 1361 0 2 511 760 1055 1288 1373 1288 0 3 417 662 962 1214 1324 1214 0 4 323 564 870 1143 1278 1143 0 5 235 473 784 1077 1237 1077 1237 ESP Inches H2 O COOLING MODE MANUAL FAN and HEATING MODE We...

Page 46: ...157 1281 0 1 769 953 1098 1237 1375 1237 0 2 688 883 1038 1188 1329 1188 0 3 606 812 975 1134 1279 1134 0 4 523 739 910 1075 1225 1075 1225 0 5 439 664 843 1011 1168 1011 1168 ESP Inches H2 O COOLING...

Page 47: ...190 1188 1329 1188 0 3 695 1030 1139 1134 1279 1134 0 4 614 966 1083 1075 1225 1075 1225 0 5 530 898 1022 1011 1168 1011 1168 ESP Inches H2 O COOLING MODE MANUAL FAN and HEATING MODE Wet Coil 68 000 B...

Page 48: ...1439 1678 1678 0 3 840 1198 1374 1618 1618 0 4 741 1119 1305 1557 1811 1557 0 5 633 1034 1230 1492 1754 1492 ESP Inches H2 O COOLING MODE MANUAL FAN and HEATING MODE Wet Coil 100 000 BTU Input 90 000...

Page 49: ...1560 1678 1678 0 3 958 1317 1500 1618 1618 0 4 866 1245 1436 1557 1811 1557 0 5 766 1167 1368 1492 1754 1492 ESP Inches H2 O COOLING MODE MANUAL FAN and HEATING MODE Wet Coil 100 000 BTU Input 90 000...

Page 50: ...1584 1709 1554 1783 1554 0 4 1060 1523 1652 1486 1721 1486 0 5 994 1462 1596 1417 1657 1417 1657 ESP Inches H2 O COOLING MODE MANUAL FAN and HEATING MODE Wet Coil 100 000 BTU Input 90 000 BTU Input B...

Page 51: ...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 52: ...59 6 601 3 W42G4 75 DB 62 WB Low Side High Side 124 7 328 7 127 4 350 3 130 0 373 0 132 3 396 7 134 6 421 4 136 7 447 1 138 8 473 8 140 6 501 4 142 3 530 1 143 9 559 7 145 4 590 4 80 DB 67 WB Low Side...

Page 53: ...mproper operation and malfunction of the burner system FIGURE 27 Low NOx Insert 36 R 410A REFRIGERANT CHARGE This unit was charged at the factory with the quantity of refrigerant listed on the serial...

Page 54: ...085 177 W24G4 B 4085 277 W24G4 C 4085 400 W30G4 A 4085 177 W30G4 B 4085 277 W30G4 C 4085 400 W36G4 A 4085 177 W36G4 B 4085 277 W36G4 C 4085 400 W42G4 A 4085 177 W42G4 B 4085 277 W42G4 C 4085 400 W48G4...