Bard 11EER WA Series User'S Application Manual Download Page 37

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11EER WA Series

Wall Mount Air Conditioner

Models:

INSTALLATION INSTRUCTIONS

W42AC-A
W42AC-B
W42AC-C
W42ACRC

W48AC-A
W48AC-B
W48AC-C
W48ACRC

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

Manual: 2100-692H
Supersedes: 2100-692G
Date: 7-23-21

W60AC-A
W60AC-B
W60AC-C
W60ACRC

W72AC-A
W72AC-B
W72AC-C
W72ACRC

W42ACDA
W42ACDB
W42ACDC

W48ACDA
W48ACDB
W48ACDC

W60ACDA
W60ACDB
W60ACDC

W72ACDA
W72ACDB
W72ACDC

Summary of Contents for 11EER WA Series

Page 1: ...ains the following 2100 034 G User s Guide 2100 479 Leak Test Evacuation Charging 2100 692 H Wall Mount PKG A C Manual 2110 1452 G Replacement Parts Manual 7960 805 A S8201 169 CCM Instructions 7960 8...

Page 2: ......

Page 3: ...e Control Solutions BARDHVAC COM Bard Manufacturing Company Inc Bryan Ohio 43506 www bardhvac com Manual 2100 034G Supersedes 2100 034F Date 12 17 20 USER S APPLICATION GUIDE AND TECHNICAL PRODUCT OVE...

Page 4: ...OUNT Products Clearances for Outdoor Condenser Fan Airflow 6 WALL MOUNT Products Clearances for Indoor Supply and Return Airflow 6 WALL MOUNT Products Condensate and Defrost Drainage 7 I TEC and Q TEC...

Page 5: ...hnical Product Overview covers the following topics Documentation provided by Bard for proper use of your new product Unit installation guidelines Routine unit maintenance Unit operation Unit troubles...

Page 6: ...puter at the office a laptop or an internet capable cell phone at the worksite Up to date documentation is available along with specification sheets and other valuable resources regarding your new Bar...

Page 7: ...sheet and a safety factor should be designed into the installation Typical fasteners to attach the unit to the wall using the integrated mounting flanges on both sides of the unit include tap cons bo...

Page 8: ...nents can be serviced and maintenance can be performed when needed National and local electrical codes must be reviewed before unit installation Always use common sense when installing products follow...

Page 9: ...water is generated inside the unit as moisture is extracted from the supply air This is collected in an evaporator pan and drained to either a drainage system indoor products or outside the unit cabi...

Page 10: ...it A louver grille is used to cover the external wall opening and fasteners used during sleeve installation Wall Sleeve Wall sleeves allow for outdoor air to enter and exit the unit inside the room Ai...

Page 11: ...tion instructions when electric heating is used I TEC Air Path The I TEC product has been engineered for extremely quiet unit operation and has multiple air paths for air entering and exiting the unit...

Page 12: ...r This is collected in an evaporator pan and needs to be drained to an external drainage system Your new Bard product includes provisions to allow condensate water to exit the unit and fittings will n...

Page 13: ...rd product Single and Three Phase Power Bard products are available in single and three phase power options It is important to connect the proper phase listed on the unit serial plate Three phase powe...

Page 14: ...ect filter size and type for your system is always used If there is any question as to acceptable filter size or type review the installation instructions for the specific equipment involved if availa...

Page 15: ...with vent options will have a washable screen behind the vent intake panel Filter Door The unit room air filter is located behind this panel for units without a vent hood Vent Hood Door The unit indoo...

Page 16: ...gs of the filter are available up to MERV13 These filters filter the air used for cooling inside the classroom or structure and should be changed regularly If the unit has an air intake vent option in...

Page 17: ...vy The upper section of the Q TEC contains two 1 throwaway filters standard with every unit These filters filter the air used for cooling inside the classroom or structure and should be changed regula...

Page 18: ...having the installing dealer or service company instruct you in the proper procedure and technique The product installation instructions contain additional information regarding unit coil cleaning Th...

Page 19: ...ront grille C H Wall Mount Units These units are called draw through condenser airflow units because they draw cool outdoor air in the front through the coil and blow the exiting warm condenser air th...

Page 20: ...he cooling mode will remove some amount of moisture as it reduces the air temperature precise humidity regulation in the conditioned space cannot be assured and additional equipment such as a dedicate...

Page 21: ...primary difference is that the system uses water or antifreeze protected water solution instead of an air cooled outdoor heat transfer coil and there is no outdoor motor fan system but instead a water...

Page 22: ...determine if your installation has any of these devices and for any instructions or maintenance requirements you should be aware of as the user Ventilation Options Air to Air or Water to Air Systems...

Page 23: ...system Off then back On when you need it This can allow temperature and humidity to build up in warm weather conditions and force the system to run continuously to try and catch up If the building is...

Page 24: ......

Page 25: ...1 of 11 Manual No 2100 479 Supersedes NEW File Volume I Tab 1 Date 03 08 07 SERVICING PROCEDURE R 410A LEAK TEST EVACUATION CHARGING Bard Manufacturing Company Inc Bryan Ohio 43506 Since 1914 Moving a...

Page 26: ...tioning Heat Pump Cooling 9 Low Suction Low Head Pressure 9 High Suction Low Head Pressure 9 Low Suction High Head Pressure 9 High Suction High Head Pressure 9 Heat Pump Heating 9 Low Suction Low Head...

Page 27: ...tion of the system The valving on the manifold is so arranged that when the valves are closed front seated the center port on the manifold is closed to the gauges and gauge ports With the valves in th...

Page 28: ...from the system down to 0 psig 5 Change the filter dryer When leaks if any have been repaired system is ready to be evacuated and charged Relieve all pressure from the system down to 0 psig EVACUATION...

Page 29: ...late for the full operating charge PRELIMINARY CHARGING STEPS If the system has been open to the atmosphere the filter dryer should be replaced and then evacuated Then proceed as follows 1 Attach a dr...

Page 30: ...Manual 2100 479 Page 6 of 11 FIGURE 1 TYPICAL AIR CONDITIONING SYSTEM COOLING CYCLE MIS 369...

Page 31: ...Manual 2100 479 Page 7 of 11 FIGURE 2 TYPICAL HEAT PUMP SYSTEM COOLING CYCLE MIS 368...

Page 32: ...ed refrigerant flow it may be necessary to place refrigerant drum in a pan of warm water not greater than 130 F Remember to either consider the total weight of the pan of water or remove the drum for...

Page 33: ...ing device etc 6 Low charge 7 Low ambient entering air temperature Low entering water temperature to water coil HIGH SUCTION LOW HEAD PRESSURE 1 Defective or broken valves 2 IPRV valve open 3 Defectiv...

Page 34: ...r o s s e r p m o c m e t s y s e b u t p a c e r u t a r e p m e t e c a p S h g i h o o t Power Failure Blown Fuses or Tripped Circuit Breakers Faulty Wiring Loose Terminals Low Voltage Single 1PH...

Page 35: ...l n o p u d l i u b e c I l i o c D O f o g n i d o o l f t n a r e g i r f e r d i u q i L r o s s e r p m o c o t k c a b D I n o t a e h y r a i l i x u A f f o r e w o l b s t s o c g n i t a r e...

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Page 37: ...42ACRC W48AC A W48AC B W48AC C W48ACRC Bard Manufacturing Company Inc Bryan Ohio 43506 www bardhvac com Manual 2100 692H Supersedes 2100 692G Date 7 23 21 W60AC A W60AC B W60AC C W60ACRC W72AC A W72AC...

Page 38: ...Module 26 Features 26 Delay on Make Timer 26 Short Cycle Delay on Break 26 Low Pressure Detection 26 High Pressure Detection 26 Test Mode 26 Brownout Protection with Adjustment 26 Pressure Service Por...

Page 39: ...3 W60AC FAD NE5 W O Exhaust Ventilation Delivery 44 Graph 4 W72AC FAD NE5 W O Exhaust Ventilation Delivery 44 Air Conditioner Wall Mount Model Nomenclature NOTE Vent options X and B are without exhau...

Page 40: ...accordance with the Standards of the National Fire Protection Association for the Installation of Air Conditioning and Ventilating Systems of Other Than Residence Type NFPA No 90A and Residence Type...

Page 41: ...ersonal injury The safety alert symbol shall not be used with this signal word As an alternative to NOTICE the word CAUTION without the safety alert symbol may be used to indicate a message not relate...

Page 42: ...g the wall cavity Some installations may not require a return air duct A metallic return air grille is required with installations not requiring a return air duct The spacing between louvers on the gr...

Page 43: ...tray see Figure 7 FIGURE 6 Remove Four Screws 5 Re install the four 4 screws into the upper screw holes on the filter support brackets Then bend the tab up out of the way see Figure 8 FIGURE 7 Re Inst...

Page 44: ...ade FIGURE 9 Install Right 2 Filter FIGURE 10 Install Left 2 Filter There is an adjustable slide on the side of the fresh air intake that can be adjusted to limit how far the damper opens so that the...

Page 45: ...hinder unit installation and servicing including outdoor electrical conduits junction boxes wall drains vent hoods windows doors overhangs and posts Condensate Water Drainage Review all codes and requ...

Page 46: ...ing fresh air dampers ventilators economizers and energy recovery ventilators Be sure to install the return grille with the louvers pointed downward towards the floor This will help ensure return air...

Page 47: ...he side of the unit 2 Locate and mark bolt hole locations and bottom mounting bracket location Install bottom mounting bracket with field supplied fasteners to wall if it is to be used optional Bracke...

Page 48: ...5 IN FRONT OF SIDE PANEL For vent installation and removal one side of the unit requires 45 clearance in the vent area See Figure 12 for clarity See Specifications Sheet S3583 TABLE 1 Clearance Requir...

Page 49: ...Air Condenser Air Outlet Return Air Opening Cond Air Exhaust Air MIS 3978 B Access Panel Lockable Disconnect C Breaker Filter Behind Control Panel Door Optional Electrical Entrance Drain W G F High V...

Page 50: ...ole Location View Supply Opening Return Opening UNITS REQUIRED DIMESIONS A B C D E F G W42AC W48AC UNITS REQUIRED DIMESIONS TO MAINTAIN 1 4 MIN CLEARANCE FROM COMBUSTIBLE MATERIALS 30 1 2 10 1 2 6 1 4...

Page 51: ...W OF SUPPLY AIR DUCT FOR WALL MOUNTED UNIT SHOWING 1 4 CLEARANCE TO COMBUSTIBLE SURFACES Fire hazard Maintain minimum 1 4 clearance between the supply air duct and combustible materials in the first 3...

Page 52: ...CLEARANCE STRUCTURAL STEEL ALL AROUND DUCT THIS STRUCTURAL MEMBER LOCATED TO MATCH STUD SPACING FOR REST OF WALL A SECOND MEMBER MAY BE REQUIRED FOR SOME WALLS RETURN DUCT MIS 3982 B SEE UNIT DIMENSI...

Page 53: ...ED CEILING SURFACE RAIN FLASHING FINISHED CEILING SURFACE RAIN OR BELOW CEILING RAFTERS AS SHOWN FINISHED FLASHING RECOMMEND WALL SLEEVE RECOMMEND WALL SLEEVE GRILLE OUTSIDE OPENING WITH FALSE WALL OU...

Page 54: ...call for cooling 24VAC at Y1 terminal See provided information included in this document regarding the phase monitor High Voltage Connections Route field wires under the field wire shield shown in Fig...

Page 55: ...is the common contact on the relay See Table 3 for additional low voltage connections on auxiliary terminal strip Unit Shutdown Feature Standard on All Models The RT terminal is the 24VAC transformer...

Page 56: ...Feature Controls Option The alarm relay provides a set of NO normally open and NC normally closed pilot duty contacts that operate when the compressor control module locks out compressor operation bec...

Page 57: ...2 3 18 gauge 16 gauge 14 gauge 12 gauge 60 100 160 250 TABLE 5 Wall Thermostats Part Number Predominate Features 8403 060 1120 445 3 stage Cool 3 stage Heat Electronic Programmable Non Programmable H...

Page 58: ...r ECON only see vent instruction manuals 5 Change model configuration from heat pump to heat cool Must be configured to programmable and fan set to be programmed fan for the A output to function durin...

Page 59: ...CO2 control signal for modulating ventilation control Optional for ECON Only See vent installation manual 6 For vent operation add jumper if optional CO2 controller is not used Vent will run while bl...

Page 60: ...A refrigerant it must come out of the charging cylinder tank as a liquid to avoid any fractionation and to ensure optimal system performance Refer to instructions for the cylinder that is being utiliz...

Page 61: ...y wired on low speed Service Hints 1 Caution owner operator to maintain clean air filters at all times and also not to needlessly close off supply and return air registers This reduces airflow through...

Page 62: ...it will then restart the compressor If the switch trips again during the same Y call the compressor will be de energized and the alarm terminal will be energized indicating an alarm The blue LED will...

Page 63: ...compressor never starting The control will see the brownout immediately and not start A common scenario and one that has been seen in the field is when a unit or units switches from utility power to g...

Page 64: ...3302 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 Running 1 It is normal for the motor to rock back a...

Page 65: ...utput 24VAC Common 24VAC Common 24VAC R Signal through thermostat output 2 If the motor has proper high voltage and ground at the L L1 G N L2 connections then continue with the Model SelecTech Communi...

Page 66: ...enser coil for cleaning or to service the outdoor fan first remove the side grilles 3 The fan shroud sides can then be removed for ease of access to the coil and the back side of the shroud by removin...

Page 67: ...55 629 85 72 Low Side High Side 135 333 138 357 140 382 142 407 144 434 146 461 148 489 150 519 152 549 155 580 157 612 W48AC 75 62 Low Side High Side 128 331 131 352 133 374 135 398 137 422 138 448 1...

Page 68: ...587 149 633 85 72 Low Side High Side 127 331 129 349 131 368 134 390 136 415 139 441 141 470 143 501 146 534 148 569 151 608 W48AC 75 62 Low Side High Side 122 320 123 341 125 365 127 388 129 412 132...

Page 69: ...14 12 10 14 12 10 W48ACRC00 RC0Z RC09 RC15 460 3 1 1 1 14 20 29 15 20 30 14 12 10 14 12 10 These Minimum Circuit Ampacity values are to be used for sizing the field power conductors Refer to the Natio...

Page 70: ...0 3 1 1 1 18 18 27 25 25 30 10 10 10 10 10 10 W72ACRC00 RC0Z RC09 RC15 460 3 1 1 1 20 20 29 25 25 30 10 10 10 10 10 10 These Minimum Circuit Ampacity values are to be used for sizing the field power c...

Page 71: ...ire on the blower speed terminal block to either MED or HI Refer to Table 15 on page 39 for the corresponding airflow of each tap Set the unit duct static based on the highest airflow that the unit wi...

Page 72: ...per between Y1 and Y2 installed and it must be removed to use Balanced Climate mode The unit is shipped with the orange black wire connected to terminal LO rated speed on the blower selection speed te...

Page 73: ...to the unit Remove the upper front panel and the cover on the airflow switch so that adjustment can be made If the switch tripped before 75 restriction was reached turn the knob slightly clockwise If...

Page 74: ...2100 692H Page 38 of 44 FIGURE 30 Adjusting Dirty Filter Switch TURN CLOCKWISE TO INCREASE RESTRICTION AMOUNT REQUIRED TO ACTIVATE THE SWITCH AND COUNTER CLOCKWISE TO DECREASE RESTRICTION AMOUNT MIS...

Page 75: ...1655 1555 1785 1685 1870 1780 0 25 1615 1520 1750 1645 1835 1745 0 30 1575 1485 1715 1610 1800 1710 0 40 1485 1405 1635 1540 1730 1635 0 50 1390 1325 1550 1475 1655 1560 W60AC 0 00 1540 1480 1960 187...

Page 76: ...5 18 1 12800 6 14 4 20500 12 5 15360 7 2 20500 9 21 7 30600 18 7 23030 10 8 30700 10 41 6 34130 36 2 25600 15 62 5 51250 54 0 38400 36 2 51200 31 2 38400 18 0 51200 18 43 3 61430 37 4 46060 20 83 2 68...

Page 77: ...A 43 ODT X X CMA 44 DDC X X BOP5 Blank Off Plate X X FAD NE5 Fresh Air Damper No Exhaust X X FAD BE5 Fresh Air Damper Barometric Exhaust X X CRV F5 Commercial Ventilator On Off Spring Return X X CRV V...

Page 78: ...X EHWA42CD B18 X EHWA42C C05 X X EHWA42C C09 X EHWA42CD C09 X EHWA42C C15 X X EHWA48C A05 X X EHWA48CD A05 X EHWA48CD A10 X X EHWA48CD B09 X EHWA48C B15 X EHWA48C B18 X X EHWA48CD B18 X EHWA48C C09 X...

Page 79: ...Manual 2100 692H Page 43 of 44 GRAPH 1 W42AC FAD NE5 W O Exhaust Ventilation Delivery GRAPH 2 W48AC FAD NE5 W O Exhaust Ventilation Delivery...

Page 80: ...Manual 2100 692H Page 44 of 44 GRAPH 3 W60AC FAD NE5 W O Exhaust Ventilation Delivery GRAPH 4 W72AC FAD NE5 W O Exhaust Ventilation Delivery...

Page 81: ......

Page 82: ...2AC F W42ACDA W42ACDB W42ACDC W42ACRC W48AC A W48AC B W48AC C W48AC E W48AC F W48ACDA W48ACDB W48ACDC W48ACRC W60AC A W60AC B W60AC C W60AC E W60AC F W60ACDA W60ACDB W60ACDC W60ACRC W72AC A W72AC B W7...

Page 83: ...110 1452G Page 2 of 17 This drawing to be used for reference for pages 3 and 4 EXTERNAL PARTS STANDARD DEHUMIDIFICATION SEXP 932 B 20 23 26 15 2 4 1 6 7 5 8 15 18 3 25 16 21 24 22 19 14 13 12 10 13 11...

Page 84: ...X X X 17 105 1451 Left Control Panel Angle X X X X 18 18 18 S543 221 S543 228 k S543 229 Heater Access Cover Heater Access Cover Heater Access Cover X O O X O O X O O X O O 19 19 19 507 382 507 391 k...

Page 85: ...Panel Angle X X X X 17 105 1451 Left Control Panel Angle X X X X 18 18 18 S543 221 S543 228 k S543 229 Heater Access Cover Heater Access Cover Heater Access Cover X O O X O O X O O X O O 19 19 19 507...

Page 86: ...Manual 2110 1452G Page 5 of 17 This page intentionally left blank...

Page 87: ...1452G Page 6 of 17 This drawing to be used for reference for pages 7 and 8 INTERNAL PARTS STANDARD DEHUMIDIFICATION SEXP 938 A 31 19 2 4 26 27 29 22 22 15 8 14 20 32 5 9 25 11 6 21 16 17 12 13 28 1 7...

Page 88: ...12 Upper Control Panel X X X X X X X X 17 17 127 575 127 585 Circuit Breaker Base Circuit Breaker Base 460V X X X X X X X X 18 18 S133 303 S133 304 Upper Control Panel Cover Upper Control Panel Cover...

Page 89: ...rol Panel X X X X X X X X 17 17 127 575 127 585 Circuit Breaker Base Circuit Breaker Base 460V X X X X X X X X 18 18 S133 303 S133 304 Upper Control Panel Cover Upper Control Panel Cover 460V X X X X...

Page 90: ...Manual 2110 1452G Page 9 of 17 This page intentionally left blank...

Page 91: ...110 1452G Page 10 of 17 FUNCTIONAL COMPONENTS STANDARD DEHUMIDIFICATION SEXP 931 13 15 22 8 21 7 20 1 5 12 3 4 9 2 18 23 6 24 26 11 17 19 16 14 10 25 This drawing to be used for reference for pages 11...

Page 92: ...Light 24VAC O O O O O O O O O O O O O O O O O O 15 1171 023 1 4 Turn Receptacle X X X X X X X X X X X X X X X X X X 16 1171 022 1 4 Turn Fastener X X X X X X X X X X X X X X X X X X 17 1171 024 1 4 T...

Page 93: ...O O O O O O O O O O O O O O O O O 14 8611 094 Red Indicator Light 24VAC O O O O O O O O O O O O O O O O O 15 1171 023 1 4 Turn Receptacle X X X X X X X X X X X X X X X X X 16 1171 022 1 4 Turn Fastene...

Page 94: ...ol Module Stator Cable EEV Stator Cable Only X X 4 8201 130 Control Relay X 5 3000 1602 Main Wire Assembly X 6 NS 3000 1611 3000 1603 Transducer Wire Assembly Connects to EEV Board Transducer Wire Ass...

Page 95: ...al 2110 1452G Page 14 of 17 CONTROL PANEL STANDARD DEHUMIDIFICATION SEXP 928 B 9 13 12 25 23 14 11 4 19 16 26 22 15 8 1 10 2 7 18 20 3 21 17 6 24 This drawing to be used for reference for pages 15 and...

Page 96: ...552 005 8552 004 Compressor Capacitor Compressor Capacitor Outdoor Motor Capacitor Outdoor Motor Capacitor X X X X X X X X X X X X X X X X X X 21 21 8550 008 8550 003 Capacitor Strap Capacitor Strap X...

Page 97: ...8552 097 8552 005 8552 004 Compressor Capacitor Compressor Capacitor Outdoor Motor Capacitor Outdoor Motor Capacitor X X X X X X X X X X X X X X X X X 21 21 8550 008 8550 003 Capacitor Strap Capacitor...

Page 98: ...rol 460V Programmed Blower Motor Control 460V Programmed Blower Motor Control 460V Programmed Control Only 230 208V Programmed Control Only 460V Programmed Control Only 230 208V Programmed Control Onl...

Page 99: ......

Page 100: ...delay on break time If the switch closes again it will then restart the compressor If the switch trips again during the same Y call the compressor will be de energized and the alarm terminal will be e...

Page 101: ...ill be detected and the blue LED will flash A flashing blue LED indicates that a brownout condition was sensed the control will continue to flash the blue LED until the Y call has been satisfied The c...

Page 102: ......

Page 103: ...ting environment is exposed to airborne saline particles typically 5 miles from coast line must have corrosion protection or warrenty claims will be declined on corrosion based cabinet and part failur...

Page 104: ...rts Must be registered at www wallmountwarranty com within 90 days of installation for the 10 year parts coverage to be in effect Factory coated coils have a 5 year warranty in corrosive environments...

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