Bard MULTI-TEC W18AAPA Service Instructions Manual Download Page 94

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Manual 2100-479
Page

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 ahead, just as planned.

Summary of Contents for MULTI-TEC W18AAPA

Page 1: ...ll Mount PKG A C Manual 2100 676 D Multi Tec A C Install Instruct 2100 677 D Multi Tec Quick Start Guide 2110 1442 E Replacement Parts Manual 7960 735 Supplemental 50HZ Instructions 2100 479 Leak Test Evacuation Charging 2100 034 F User s Guide 7960 420 Warranty Form ...

Page 2: ......

Page 3: ...APB W30AAPC W36AAEA W36AAEB W36AAEC W36AAMA W36AAMB W36AAMC W36AAPA W36AAPB W36AAPC W42AAEA W42AAEB W42AAEC W42AAPA W42AAPB W42AAPC W48AAEA W48AAEB W48AAEC W48AAEQ W48AAMA W48AAMB W48AAMC W48AAPA W48AAPB W48AAPC W48AAPQ W18LAPA W24LAPA W24LAPB W30LAPA W30LAPB W30LAPC W36LAPA W36LAPB W36LAPC W42LAPA W42LAPB W42LAPC W48LAPA W48LAPB W48LAPC W48LAPQ W60LAPA W60LAPB W60LAPC W60LAPQ W72LBPA W72LBPB W72L...

Page 4: ...Control 14 Fan Control 14 CONTENTS Temperature Control 14 Cooling Sequence Economizer Available 14 Cooling Sequence Economizer Not Available 14 Heating Sequence 15 Free Cooling 16 Economizer Disable 16 Economizer Enable 16 None 16 Drybulb Only 16 Temperature and Humidity Default 16 Enthalpy 16 Economizer Modulation 16 Compressor 17 Enable 17 Delays and Run Time 17 Electric Reheat Dehumidification ...

Page 5: ...nt system is completely assembled and charged All internal wiring is complete The unit is designed for use with or without duct work Flanges are provided for attaching the supply and return ducts These instructions explain the recommended method to install the air cooled self contained unit and the electrical wiring connections to the unit These instructions and any instructions packaged with any ...

Page 6: ...CCA Manual D For more information contact these publishers Air Conditioning Contractors of America ACCA 1712 New Hampshire Ave N W Washington DC 20009 Telephone 202 483 9370 Fax 202 234 4721 American National Standards Institute ANSI 11 West Street 13th Floor New York NY 10036 Telephone 212 642 4900 Fax 212 302 1286 American Society of Heating Refrigeration and Air Conditioning Engineers Inc ASHRA...

Page 7: ...arance between the supply air duct and combustible materials in the first 3 feet of ducting Failure to do so could result in fire causing damage injury or death WARNING Heavy item hazard Use more than one person to handle unit Failure to do so could result in unit damage or serious injury WARNING Cut hazard Wear gloves to avoid contact with sharp edges Failure to do so could result in personal inj...

Page 8: ... are permanently stored on FLASH MEMORY in case of power failure The controller is designed to manage temperature levels to a user defined setpoint via control output signals to the wall mount air conditioning system The TEC EYE connects to the wall mount unit control board via an RJ11 modular phone connector as shown in Figure 3 ALARM KEY Allows viewing of active alarms Silences audible alarms Re...

Page 9: ...screen see Figure 2 The Status screen also shows the current date time return air temperature mixed air temperature outdoor air temperature outdoor humidity and outdoor dewpoint conditions Blower damper and unit status are also displayed See Table 1 for MULTI TEC wall mount unit status messages The Quick Menu is displayed in the bottom right corner of the status screen see Figure 2 Data Log Unit I...

Page 10: ...ss ENTER key to submit value and move to next parameter 5 Press ESCAPE key until Main Menu screen is displayed Information These screens show unit run hours averages and software version information see Figures 6 7 and 8 FIGURE 9 Alarm Log Screen Breakdown Alarm Log Number Alarm Date Time Alarm Index Number Alarm Description Alarm Event Type Start Stop NOTE Screenshots shown in this manual reflect...

Page 11: ...C1000 TEC EYE Passwords Defaults NOTE Each unit must have a unique address for the communication to work properly Bard also recommends physically labeling each unit for ease in identification Setting Unit Zone To assign zones 1 Press MENU key to access the Main Menu screen 2 Press UP or DOWN keys and ENTER key to enter USER password 2000 3 Press UP or DOWN keys to scroll to Sys Config press ENTER ...

Page 12: ...sequence Status This will display what the unit is doing as the run test progresses The following messages may appear 1 Not Active 2 Opening Damper 3 Closing Damper 4 Compressor Stage 1 5 Compressor Stage 2 6 Reheat Valve Open 7 Cooling Off 8 Electric Heat Stage 1 9 Electric Heat Stage 2 10 Heating Off 11 Run Test Stop The unit will determine which items to test based on the unit model number Iden...

Page 13: ... indexed alarm FIGURE 13 Clearing Alarms Index Alarm Log Export Variable PGD Displayed Alarm Description 0 Al_retain Error in the number of retain memory writings 1 Al_Err_retain_write Error in retain memory writings 2 Al_ReturnAIr1In Circuit 1 Return Air Temperature Sensor Alarm 3 Al_ReturnAir1High Circuit 1 High Return Air Temperature 6 Al_MixedAir1In Circuit 1 Mixed Air Temperature Sensor Alarm...

Page 14: ...NTER key to clear all alarm logs FIGURE 14 Clearing Alarm Logs To adjust these values 1 Press MENU key to go to the Main Menu screen 2 Press UP or DOWN keys and ENTER key to enter USER password 2000 3 Press UP or DOWN keys to scroll to Sys Config press ENTER key 4 Press UP or DOWN keys to scroll to Alarm Config A7 press ENTER key 5 Press ENTER key to scroll to desired value Diff Lo Diff Hi or Del ...

Page 15: ...y of 300 seconds Close Del on display the controller will generate a damper failed to close alarm To adjust these values 1 Press MENU key to go to the Main Menu screen 2 Press UP or DOWN keys and ENTER key to enter USER password 2000 3 Press UP or DOWN keys to scroll to Sys Config press ENTER key 4 Press UP or DOWN keys to scroll to Alarm Config A8 press ENTER key 5 Press ENTER key to scroll to de...

Page 16: ... ventilation commands from the controller When the unit is in stand alone operation it will heat cool and ventilate based on the return air temperature measurement The return air temperature will be compared to the cooling setpoint Based on differentials above and below the setpoint the available cooling and heating stages will be utilized Cooling Sequence Economizer Available see Figure 18 If the...

Page 17: ... enable electric heat stage 2 If the control value is below 56 F Setpoint Stage 3 Diff On the unit will enable electric heat stage 3 To adjust these parameters 1 Press MENU key to go to the Main Menu screen 2 Press UP or DOWN keys and ENTER key to enter USER password 2000 3 Press UP or DOWN keys to scroll to Sys Config press ENTER key 4 Press UP or DOWN keys to scroll to Heating Setup A3 press ENT...

Page 18: ... setpoint is 70 F by default See Figure 22 2 LC6000 is not currently in any dehumidification mode 3 LC6000 is not currently in any emergency mode Temperature and Humidity Default 1 Outdoor air temperature is below the Outdoor Set outdoor temperature setpoint listed within the Sys Config menu Outdoor Set temperature setpoint is 70 F by default See Figure 22 2 Outdoor relative humidity is below the ...

Page 19: ...on an existing unit Dehumidification will only become active if the unit is connected to the LC6000 and the appropriate conditions are present When the wall mount unit receives a dehumidification call from the LC6000 the wall mount unit will disable the economizer to force the system to use air conditioning and prevent any additional humidity from being introduced from outdoor air The wall mount u...

Page 20: ... wall mount unit will then turn on the air conditioning system which will remove moisture and cool the space At the same time the 3 way dehumidification valve will be opened to extend the run time of the cooling cycle and prevent cool air from being introduced to the space The dehumidification sequence will run until the space temperature reaches the heating setpoint or cooling setpoint or the hum...

Page 21: ...rant it must come out of the charging cylinder tank as a liquid to avoid any fractionation and to insure optimal system performance Refer to instructions for the cylinder that is being utilized for proper method of liquid extraction Safety Practices 1 Never mix R 410A with other refrigerants 2 Use gloves and safety glasses Polyol ester oils can be irritating to the skin and liquid refrigerant will...

Page 22: ... 377 138 402 140 427 142 454 145 482 147 512 149 542 151 573 153 605 W36A L 75 62 Low Side High Side 117 323 120 346 122 370 124 394 127 419 129 446 131 473 134 500 136 528 137 558 138 587 80 67 Low Side High Side 125 331 128 355 130 379 133 404 136 430 138 457 140 485 143 513 145 542 147 572 148 602 85 72 Low Side High Side 129 343 132 367 135 392 138 418 141 445 143 473 145 502 148 531 150 561 1...

Page 23: ...erminal should maintain proper rotation direction The direction of rotation of the compressor may be changed by reversing any two line connections to the unit Phase Monitor Used only on 3 phase equipment the phase monitor is a compressor protection device that will prohibit operation of the compressor if the device senses a possible reverse rotation situation due to incorrect phasing On a call for...

Page 24: ...ce a 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 switch is open If the high pressure switch opens the CCM will de energize the compressor If the switch closes again it will then restart the compressor after the delay on break setting has expire...

Page 25: ...all 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 the cooling call If a brownout condition is detected CC will be de energized and will retry after the delay on make timer is satisfied this process will continue until call is satisfied If user chooses the do not ignore posi...

Page 26: ...06 X EHW3TA B09 X X EHW3TA B15 X X EHW3TA C06 X X EHW3TA C09 X X EHW3TA C12 X X EHW3TA C15 X X EHW4TA A05 X X EHWA05 A10B X X X EHWA05 A15B X X X EHWA05 A20B X X X EHW4TA B06 X X X EHWA05 B09B X X EHW6TA B06 X EHWA05 B15B X X X X EHW5TA B18 X EHW4TA B18 X X EHW4TA C09 X X X X EHW4TA C15 X X X X EHW5TA A05 X X EHW60A B09B X EHW70A B09B X EHW6TA B18 X EHW72A A10B X EHW72A A15B X EHW72A A20B X WMCB 0...

Page 27: ...X X EHW3TA A15L X X EHW3TA B09L X X EHW3TA B15L X X EHW3TA C09L X X EHW3TA C15L X X EHW4TA A05L X X X EHWA05 A10LB X X X EHWA05 A15LB X X X EHW4TA B06L X X X EHWA05 B09LB X X EHW6TA B06L X EHWA05 B15LB X X X X EHW4TA C09L X X X X EHW4TA C15L X X X X EHW6TA A05L X EHWA60 B09LB X EHW70A B09LB X EHW72A A10LB X EHW72A A15LB X WMCB 01B X WMCB 02A X WMCB 02B X WMCB 03A X WMCB 04B X WMCB 05A X X WMCB 05B...

Page 28: ...shroud assembly out the left side of the unit 6 Service motor fan as needed Any service work requiring removal or adjustment in the fan and or motor will require that the dimensions be checked and blade adjusted in or out on the motor shaft accordingly see page 23 for proper clearance adjustment 7 Reverse steps to re install 1 Disable system from LC6000 controller see latest version of 2100 669 LC...

Page 29: ...42 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 Running 1 It is normal for the motor to rock back and forth on start up Do not replace the motor if this is the only problem identified 2 If the system is excessively noisy does not appear to change speeds in response to a demand Heat Cool Other...

Page 30: ...24VAC R Signal through thermostat output 24VAC Common 24VAC Common 24VAC R Signal through thermostat output Manual 2100 665G Page 28 of 28 2 If the motor has proper high voltage and ground at the L L1 G and N L2 connections continue with the Model SelecTech Communication Diagnostics Model SelecTech Communication Diagnostics The SelecTech motor is communicated through 24 VAC low voltage thermostat ...

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Page 32: ...uring Company Inc Bryan Ohio 43506 www bardhvac com Manual 2100 676D Supersedes 2100 676C Date 3 18 19 INSTALLATION INSTRUCTIONS LC6000 200 Supervisory Controller Bard Air Conditioning System MULTI TEC Wall Mount Air Conditioner ...

Page 33: ...4 LC6000 Controller Circuit Install 33 Figure 25 Controller Grounding Posts 34 Figure 26 WIRING LC6000 200 Wiring Diagram 35 Figure 27 TEC EYE Connection to Unit Control 36 Figure 28 TEC EYE Display and Interface 36 Figure 29 Unit Configuration 37 Figure 30 Executing Run Test 38 Figure 31 Clearing Unit Alarm Logs 38 Figure 32 Setting Controller Date and Time 39 Figure 33 Enable Disable Zone 1 Indo...

Page 34: ...ontroller and accessories shown below 1 One remote temperature humidity sensor is included with the LC6000 controller If the site in which the LC6000 controller will be used has more than one zone maximum three zones per LC6000 additional remote temperature humidity sensors one sensor per zone will need to be purchased and installed in the additional zones One additional temperature only sensor Ba...

Page 35: ...ties having jurisdiction should be consulted before the installation is made See Additional Publications for information on codes and standards Sizing of systems for proposed installation should be based on heat loss and heat gain calculations made according to methods of Air Conditioning Contractors of America ACCA The supply flange should be installed in accordance with the Standards of the Nati...

Page 36: ...NG Indicate s a hazardous situation which if not avoided could result in death or serious injury WARNING signs should not be used for property damage hazards unless personal injury risk appropriate to this level is also involved CAUTION Indicate s a hazardous situation which if not avoided could result in minor or moderate injury CAUTION signs without a safety alert symbol may be used to alert aga...

Page 37: ...unication wire 2 wire 18 gauge shielded with drain 18 gauge non shielded wire for connecting emergency off emergency vent and or generator if applicable to controller CAT 6 Ethernet cable of field determined length for remote communication if applicable 2 hole grounding lug to be used with supplied 1 4 bolts and nuts for grounding controller box Miscellaneous electrical supplies including rigid fl...

Page 38: ...the recirculation and obstruction of condenser discharge air does not occur Recirculation of condenser discharge air can be from either a single unit or multiple units Any object such as shrubbery a building or a large object can cause obstructions to the condenser discharge air Recirculation or reduced airflow caused by obstructions will result in reduced capacity possible unit pressure safety lo...

Page 39: ... for non ERV CRV Econ models 1 F G W 5 88 Electric Heat MIS 3889 Electrical Entrances Optional Supply Air Opening Side Wall Mounting Built In Shipping Location Brackets Return Air Opening Top Rain Flashing Bottom Installation Bracket Back View B P M O E R S S S S S T 44 N Q L Low Voltage Electrical Entrance Rain Hood Entrance Disconnect 4 Pitch Built In Heater Cond Access Panel Lockable Inlet Air ...

Page 40: ...e pre punched knockouts Two holes for the supply and return air openings must be cut through the wall as shown in Figures 4A D on pages 10 13 On wood frame walls the wall construction must be strong and rigid enough to carry the weight of the unit without transmitting any unit vibration All walls must be thoroughly inspected to ensure that they are capable of carrying the weight of the installed u...

Page 41: ...ULKING ALONG PANEL FOAM AIR SEAL DUCT RAIN FLASHING HEATER ACCESS MIS 3157 A Wall Opening and Hole Location View Right Side View RETURN AIR TOP FLASHING AT TIME OF INSTALLATION OPENING THE SIDE MOUNTING FLANGES AND UNDER SEAL WITH BEAD IT IS RECOMMENDED THAT A BEAD OF SILICONE CAULKING BE PLACED BEHIND SUPPLY AIR SUPPLIED Return Opening Supply Opening J A UNIT SHOWN J L UNIT CONTROLS AND HEATER AC...

Page 42: ...Y AIR DUCT IS REQUIRED FROM COMBUSTABLE MATERIALS RAIN FLASHING TOP SUPPLY AIR OPENING Right Side View HEATER ACCESS TOP FLASHING AT TIME OF INSTALLATION SEAL WITH BEAD IT IS RECOMMENDED THAT A BEAD OF WALL Wall Opening and Hole Location View 17 5 8 4 5 8 16 7 8 8 3 8 A 9 7 8 29 7 8 Return Opening 4 7 16 3 11 16 1 4 MIN CLEARANCE FROM 28 3 8 E D 5 3 8 B COMBUSTIBLE MATERIALS C RECOMMENDED 1 CLEARA...

Page 43: ... 3 4 32 12 5 1 2 2 NOTES WALL STRUCTURE 1 SUPPLY AIR IT IS RECOMMENDED THAT A BEAD OF OPENING Right Side View RAIN FLASHING SILICONE CAULKING BE PLACED BEHIND RECOMMENDED 1 CLEARANCE FROM THE SIDE MOUNTING FLANGES AND UNDER TOP FLASHING AT TIME OF INSTALLATION TOP PANEL HEATER ACCESS FOUR SIDES OF SUPPLY AIR DUCT IS REQUIRED FROM COMBUSTABLE WALL 1 4 CLEARANCE ON ALL MATERIALS Supply Opening FOAM ...

Page 44: ...OM COMBUSTIBLE MATERIALS REQUIRED DIMENSIONS TO MAINTAIN OPENING COMBUSTIBLE MATERIALS B D E PANEL AIR DUCT IS REQUIRED 32 10 1 2 Right Side View SUPPLY AIR RECOMMENDED 1 CLEARANCE FROM MIS 3789 RAIN FLASHING REQUIRED DIMENSIONS TO MAINTAIN 12 TOP MATERIALS 5 1 2 WALL STRUCTURE 2 6 1 4 29 29 3 4 IT IS RECOMMENDED THAT A BEAD OF THE SIDE MOUNTING FLANGES AND UNDER WALL C Wall Opening and Hole Locat...

Page 45: ...E WALL INSTALLATION OPENING WALL BEFORE MOUNT ON UNIT OPENING BEFORE INSTALLATION BOTTOM MOUNTING CONCRETE BLOCK WALL INSTALLATION BRACKET MOUNT ON OPENING WOOD OR STEEL SIDING OPENING INSTALLING UNIT RETURN AIR WALL STRUCTURE RETURN AIR SUPPLY AIR FACTORY SUPPLIED RAIN FLASHING SUPPLY AIR MIS 548 A SIDE VIEW See FIGURE 2 Mounting Instructions ...

Page 46: ...UAL DIMENSIONS 2 x 4 S 2 x 6 S OR STRUCTURAL STEEL ATTACH TO TOP 1 000 CLEARANCE 1 000 CLEARANCE PLATE OF WALL C SEE UNIT DIMENSIONS FIGURE 1 2 OPENING RETURN DUCT 2 x 6 ATTACH TO BOTTOM OVER FRAME PLATE OF WALL L THIS STRUCTURAL MEMBER LOCATED TO MATCH STUD SPACING FOR REST OF WALL A SECOND MEMBER MAY BE REQUIRED FOR SOME WALLS MIS 549 B ALL AROUND DUCT SEE UNIT DIMENSIONS FIGURE 2 FOR ACTUAL DIM...

Page 47: ... OUTSIDE FALSE WALL INSTALLATION CEILING RAIN FLASHING RAIN FLASHING SUPPLY DUCT MAY BE LOCATED IN AN ATTIC OR BELOW CEILING RAFTERS AS SHOWN FINISHEDCEILING WALL CLOSETWALL SURFACE SLEEVE SUPPLY DUCT MAY BE LOCATED IN AN ATTIC OR BELOW CEILING RAFTERS AS SHOWN OUTSIDE WALLSLEEVE SUPPLY DUCT MAY BE LOCATED IN AN ATTIC OR BELOW CEILING RAFTERS AS SHOWN FINISHEDCEILINGSURFACE RAIN FLASHING RAIN FLAS...

Page 48: ... the tab located in the bottom left hand corner of the disconnect opening under the disconnect access panel straight out This tab will now line up with the slot in the door When shut a padlock may be placed through the hole in the tab preventing entry Electrical shock hazard Have a properly trained individual perform these tasks Failure to do so could result in electric shock or death WARNING FIGU...

Page 49: ...05 A10 A15 A20 230 208 1 1 1 1 1 or 2 1 or 2 32 32 58 84 110 50 50 60 90 125 8 8 6 4 2 10 10 10 8 6 58 58 26 52 60 60 30 60 6 6 10 6 10 10 10 10 W42AAPB00 B0Z B06 B09 B15 B18 230 208 3 1 1 1 1 1 25 25 33 51 60 35 35 35 60 60 8 8 8 6 6 10 10 10 10 10 W42AAPC00 C0Z C09 C15 460 3 1 1 1 12 17 26 15 20 30 14 12 10 14 12 10 W48AAPA00 A0Z A05 A10 A15 A20 230 208 1 1 1 1 1 or 2 1 or 2 34 34 58 84 110 50 5...

Page 50: ...8 1 1 1 1 1 1 or 2 26 32 47 58 84 35 35 50 60 90 8 8 8 6 4 10 10 10 10 8 58 26 60 30 6 10 10 10 W30LAPB00 B0Z B09 B15 230 208 3 1 1 1 19 33 51 20 35 60 12 8 6 12 10 10 W30LAPC00 C0Z C09 C15 460 3 1 1 1 9 17 26 15 20 30 14 12 10 14 12 10 W36LAPA00 A0Z A05 A10 A15 230 208 1 1 1 1 1 or 2 29 32 58 84 35 35 60 90 8 8 6 4 10 10 10 8 58 26 60 30 6 10 10 10 W36LAPB00 B0Z B09 B15 230 208 3 1 1 1 23 33 51 3...

Page 51: ...30 208 1 1 or 3 134 140 1 0 6 58 52 26 60 60 30 6 6 10 10 10 10 W72ABEB15 230 208 3 1 or 2 83 90 4 8 38 52 40 60 8 6 10 10 W72ABEC15 460 3 1 40 45 8 10 These Minimum Circuit Ampacity values are to be used for sizing the field power conductors Refer to the National Electrical code latest version Article 310 for power conductor sizing Maximum size of the time delay fuse or circuit breaker for protec...

Page 52: ...om Off to On 6 Press ESCAPE key several times to return to Main Menu screen To verify or change the wall mount unit cooling and heating setpoints in orphan mode 1 Connect the TEC EYE diagnostic tool to the control board located in the unit 2 From the Status screen press UP or DOWN key until Quick Menu displays Setpoints SET icon Press ENTER key 3 Press ENTER key to scroll to the selected choice se...

Page 53: ...ypical LC6000 200 Component Location Transformer RJ11 Cable to Display Four Fused Power Supply Terminals Terminal Block Emergency Off Alarm Jumper Emergency Vent Alarm Jumper Generator Run Alarm Jumper Control Board Ethernet Cable Connection USB Male A to Micro Male B Cable ...

Page 54: ...rical shock hazard Disconnect VAC power supplies before servicing Failure to do so could result in electric shock or death WARNING IMPORTANT When working with circuit board components Bard recommends the use of an anti static wrist strap to prevent static electricity shorts to electronic controls LC6000 Controller The LC6000 controller is part of this air conditioning system It is used to control ...

Page 55: ...ture Humidity Sensor Installation 1 Connect wires from the 18 gauge shielded cable to terminals 12 13 18 19 and 22 2 Connect the other end of the shielded cable to the sensor terminals Be sure wires are connected to proper terminals as shown in table above Sensor jumpers need to be positioned for 0 1 V With sensor oriented as shown in image to right move both jumpers to left position DP1 and DP2 s...

Page 56: ... Sensors beginning on page 39 Zone 1 Optional Remote Temperature Sensor Terminals 20 21 The two wire connections for the optional remote temperature sensor are not polarity sensitive TB Wire Mark Description 20 B7 Indoor Remote Sensor Zone 1 optional 21 GND Ground Zone 3 Optional Remote Temperature Humidity Sensor Terminals 28 29 16 17 24 IMPORTANT Note jumper position in Figure 14 TB Wire Mark Se...

Page 57: ...tions Use 18 gauge 5 conductor shielded cable to connect to controller FIGURE 16 Remote Outside Temperature Humidity Sensor Installation 1 Connect wires from the 18 gauge shielded cable to terminals 65 66 67 70 and 71 19 21 25 23 27 29 31 35 33 37 39 43 41 45 47 51 49 53 55 59 57 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 52 54 56 58 63 61 65 67 71 69 62 64 66 68 70 72 60 TB Wire Mark Sensor ...

Page 58: ... and 7 emergency off 8 and 9 emergency ventilation and 10 and 11 generator run Remove the factory installed jumpers before making the connections FIGURE 17 LC6000 200 Series Connection for Emergency Off Emergency Ventilation and Generator Run If Applicable 5 7 9 17 19 21 25 23 27 29 11 13 15 6 8 10 12 14 16 18 20 22 24 26 28 2 3 4 Generator Run Emergency Ventilation Emergency Off Normally closed N...

Page 59: ...wiring in same conduit as supply wiring Route communication wiring and power supply wiring in their own separate conduits LC6000 Controller Wall Mount Unit Wall Mount Unit FIGURE 18 Communication Wiring Daisy Chain Method Filter FIGURE 19 Communication Wiring Alternate Method Filter Filter Wall Mount Unit Wall Mount Unit LC Controller In addition to the daisy chain method of connecting the communi...

Page 60: ... 14 units Unit 3 Unit 4 Unit 5 Place filter here end unit Daisy Chain Wiring Alternate Wiring Place filter here end unit NOTE Line filters can be on either the unit or controller whichever device is on the end of the chain No matter how many units there are the two end devices will only have ONE communication cable whereas the center devices will all have TWO as shown above Maximum two wires in ea...

Page 61: ... positive and the drain wire to ground terminal 60 The steps outlined on the following pages show how to connect the communication wiring using the daisy chain method shown in Figure 18 If using the alternate method as shown in Figure 19 the connections to the controller and each wall mount unit will be the same but the filters need to be placed in the positions shown in Figure 20 G To Wall Mount ...

Page 62: ...l block Make sure to match and symbols on controller terminal blocks 2 Connect the wires matching the terminal designations of the controller terminals Leave the drain wire loose 3 Connect another cable in a similar fashion daisy chain to route in conduit to the second wall mount unit Connect both drain wires with wire nut Maximum two wires per terminal From LC6000 Controller From LC6000 Controlle...

Page 63: ... Unit 1 RS485 PLAN RS485 R T R T 2 Connect the wires matching the terminal designations of the controller terminals Cap the loose drain with a wire nut or electrical tape From Wall Mount Unit 1 RS485 PLAN 3 Continue daisy chaining units by connecting to to and wire nutting drain together until last unit which is capped with a wire nut Attach EMI filter as shown above at last unit Up to 14 wall mou...

Page 64: ...g must be field supplied Install as shown in Figure 25 Failing to ground the controller box properly could result in damage to the equipment FIGURE 25 Controller Grounding Posts A reliable earth ground must be connected in addition to any grounding from conduit Attach earth ground to side of controller box using bolts and nuts supplied with controller and field supplied 2 hole grounding lug Failin...

Page 65: ... Humidifier 2 35 C1 Common 36 NO3 Humidifier 3 37 C1 Common 38 NO4 Emergency Off Alarm TB Wire Mark Description 39 C2 Common 40 NO5 Emergency Vent Alarm 41 C2 Common 42 NO6 Generator Run Alarm 43 C2 Common 44 NO7 Indoor Humidity Alarm 45 C7 Common 46 NO8 High Indoor Temperature Alarm 47 C8 Common 48 NO9 Low Indoor Temperature Alarm 49 C8 Common 50 NO10 Zone 1 Unit Alarm 51 C8 Common 52 NO11 Zone 2...

Page 66: ...TB 52 TB 54 NO7 BLUE BLK NO8 BLUE BLK NO9 BLUE BLK NO10 BLUE BLK NO11 BLUE BLK NO12 BLUE BLK 1 RX TX C7 BLACK C8 BLACK 2 RX TX 1 RX TX 2 RX TX GREEN TB 28 B8 RED SMK JUMPER HYD JUMPER GEN JUMPER ORANGE BROWN ORANGE BLK BROWN BLK 62 61 64 63 66 65 68 67 70 69 72 71 G 24 VAC TB74 YELLOW G0 24 VAC TB76 BLUE B11 B12 TB 67 TB 70 DI4 TB 69 RED RED RED GREEN GND YELLOW BLUE EMPTY 60 GROUND TB76 TB74 74 7...

Page 67: ...ssor control used in the MULTI TEC wall mount air conditioners allows for complete control and monitoring through the use of the provided TEC EYE hand held monitor The menu driven interface provides users the ability to scroll through two menu levels Quick Menu and Main Menu The menus permit the user to easily view control and configure the unit See the latest version of MULTI TEC Service Manual 2...

Page 68: ...s to scroll to Run Test A11 screen TEC EYE Status Screen The Status screen is the default start up screen and also the return screen after 5 minutes of no activity The screen can be accessed any time by pressing the ESCAPE key repeatedly The wall mount unit address is displayed in the upper right corner on the Status screen see Figure 28 The Status screen also shows the current date time return ai...

Page 69: ...Valve Open 7 Cooling Off 8 Electric Heat Stage 1 9 Electric Heat Stage 2 10 Heating Off 11 Run Test Stop The unit will determine which items to test based on the unit model number FIGURE 31 Clearing Unit Alarm Logs FIGURE 30 Executing Run Test Step Action Time Required A Open economizer damper Damper Time 150s B Close economizer Damper Damper Time 150s C Turn on compressor Heat Cool Time 60s D Ena...

Page 70: ...or the TEC EYE in Figure 28 on page 36 5 Configure Sensors The system will need to be configured for the number of temperature and humidity sensors installed The system is shipped with one combination temperature and humidity sensor Additional combination sensors may be purchased or alternatively temperature only sensors may be purchased instead The LC is capable of utilizing five temperature sens...

Page 71: ...e Main Menu screen 2 Use UP or DOWN keys and ENTER key to enter USER password 2000 3 Press UP or DOWN keys to scroll to IO Config press ENTER key 4 Press UP or DOWN keys to scroll to Z1 Remote Temp C8 5 Press ENTER key to scroll to Enable see Figure 38 6 Press UP or DOWN key to change value to ON to enable sensor or change value to OFF to disable sensor 6 Press UP or DOWN key to change value to ON...

Page 72: ...ress ENTER key 4 Press UP or DOWN keys to scroll to Z3 Remote Temp C10 5 Press ENTER key to scroll to Enable see Figure 40 FIGURE 40 Enable Disable Zone 3 Remote Temperature Sensor 6 Press UP or DOWN key to change value to ON to enable sensor or change value to OFF to disable sensor To enable disable Outdoor Air Humidity 1 Press MENU key to go to the Main Menu screen 2 Use UP or DOWN keys and ENTE...

Page 73: ...screen displays the Information icon press ENTER key 3 Press UP or DOWN keys to scroll through the Information screens until the desired unit Information screen appears In addition to being able to remotely view the units an alarm will be generated on the LC controller for units not communicating 8 Select Economizer Type for Each Zone Each zone can be configured to operate the economizers with dif...

Page 74: ...alization press ENTER key 5 Press ENTER key to scroll to Delete alarm logs see Figure 45 6 Press UP or DOWN key to value to YES press ENTER key 7 Press ESCAPE key several times to return to Main Menu screen 10 Complete Installation Once all the installation steps have been completed all alarms and alarm logs have been cleared and system verification and run test results were satisfactory the insta...

Page 75: ...tion Clear Logs User 2000 System Default Engineer 9254 Restart User 2000 ADDITIONAL INFORMATION Parameter Config Engineer 9254 Alarm Export User 2000 G Logout Used to log out of the current password level Entering back into the menu requires password Setpoints The LC6000 setpoints will determine the cooling and heating setpoints when communicating with the wall mount units The unit cooling and hea...

Page 76: ...on Off by BMS Unit Off by BMS Off by LC Unit Off by LC Master Off by Keypad Unit Off by Keypad Emergency Vent Emergency Vent Mode Active Emergency Cool Emergency Cool Mode Active Emergency Off Emergency Off Mode Active TABLE 6 MULTI TEC Wall Mount Unit Status Messages Message Description On The system is on Off by Alarm The system has a major fault and is disabled Off by BMS The system has been di...

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Page 78: ...l to Run Test Enable parameter 3 Use UP or DOWN key to change value to ON The run test will begin See Installation Instructions 2100 676 if additional information on run testing units is needed Clear unit alarm logs To clear the wall mount unit alarm logs 1 Press MENU key to go to the Main Menu screen 2 Use UP or DOWN keys and ENTER key to enter password 1313 3 Press UP or DOWN keys to scroll to S...

Page 79: ...key to scroll to Total Units 6 Press UP or DOWN keys to adjust value to correct number of units 7 Press ENTER key to save 8 Press ESCAPE key until back at Main Menu Verify units are online LC Controller Once a unit is uniquely addressed communication can be verified at the LC controller With the correct number of units set at the LC controller each unit can be remotely viewed from the LC controlle...

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Page 81: ...ing Air Hood Exploded View 10 Usage List 10 Freecooling Damper Motor Exploded View 11 Usage List 11 General Notes Revised and or additional pages may be issued from time to time A complete and current manual consists of pages shown in the following contents section Important Contact the installing and or local Bard distributor for all parts requirements Make sure to have the complete model and ser...

Page 82: ...Manual 2110 1442E Page 2 of 11 CABINET COMPONENTS SEXP 878 33 25 13 27 5 14 29 3 26 9 21 23 12 24 1 2 32 15 17 30 18 8 4 22 19 31 34 28 20 10 11 6 ...

Page 83: ... X X X X X X 19 105X850 Side Support X X X X X X 20 20 20 S543 175 S543 185 k S543 184 Right Side Cover Plate Outer Right Side Cover Plate Outer Right Side Cover Plate Outer X X X X X X X X X X X X X X X X X X 21 21 S123 127 S123 141 Drain Pan Drain Pan X X X X X X X X X X X X 22 147 044 Evaporator Support X X X X X X 23 137 685 Bottom Evaporator Fill X X X X X X 24 Control Panel Assembly See Cont...

Page 84: ...Manual 2110 1442E Page 4 of 11 FUNCTIONAL COMPONENTS SEXP 177 A 1 10 11 12 5 3 4 8 7 7 2 9 6 13 ...

Page 85: ...ed w Distributor Assy X X X X X X X X X X X X X X X X X X X X X X X X X X X X 9 9 9 7004 019 7003 031 7004 026 Air Filter 1 Throw Away 16x30x1 Air Filter 1 Washable 16x30x1 Air Filter 2 Pleated 16x30x2 X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X 10 1171 022 1 4 Turn Fastener X X X X X X X X X X X X X X 11 1171 024 1 4 Turn Retainer X X X X X X X X X X X X X ...

Page 86: ...Manual 2110 1442E Page 6 of 11 CONTROL PANEL 2 18 3 16 8 13 15 28 16 4 6 14 29 12 1 19 10 17 11 9 5 25 27 21 22 24 23 20 20 7 26 21 SEXP 880 ...

Page 87: ... X X X X X X 24 8611 189 35MM DIN Rail 9 X X X X X X X X X X X X X 25 8611 192 Small 3 Pin Circuit Board Connector X X X X X X X X X X X X X 26 910 1935 Evap Temp Sensor Assembly X X X X X X X X X X X X X 27 8611 183 2 Pin Circuit Board Connector X X X X X X X X X X X X X 28 8611 150 DIN Rail Terminal Block X X X X X X X X X X X X X 29 29 29 8552 052 8552 002 8552 062 Compressor Capacitor Outdoor ...

Page 88: ...174 Diffuser 2 2 3 3 8105 029 8105 033 Blower Motor 230 208 Blower Motor 460 X X 4 8552 002 Capacitor X X 5 8200 031 Motor Mount X X 6 5451 011 Grommets 6 6 7 105 870 Back Brace X X 8 103 401 Front Brace X X 9 5152 090 Wheel CW X X 10 5152 091 Wheel CCW X X BLOWER ASSEMBLY S900 231 S900 232 ...

Page 89: ...de Seal 13 S1921 067 1004 13 Damper Blade Seal 14 S1921 067 0802 10 11 16 Damper Blade Seal 15 S1921 067 2504 29 3 8 Damper Blade Seal 16 8408 044 Sensor 10K Ohm Curve J w 5 16 Clip 17 1012 052 Hex Head Bolt 5 16 18x1 3 4 0 0005 Zinc w Yellow Chromate 18 1012 210 5 16 Nut 0 0005 Zinc w Yellow Chromate 19 113 541 Sensor Bracket 20 113 542 Filter Bracket 21 113 543 Filter Bracket 22 137 746 Upper Re...

Page 90: ...or Hood Mounting Door 8 8 8 S107 346 S107 354 S107 353 Hood Top Hood Top Hood Top 9 9 9 553 613 553 632 553 636 Filter Door Filter Door Filter Door 10 10 10 S101 873 S101 997 S101 882 Left Side Left Side Left Side 920 0375 Complete Hood Assembly Beige 920 0376 Complete Hood Assembly White 920 0377 Complete Hood Assembly Buckeye Gray 920 0422 Complete Hood Assembly Stainless Steel 920 0411 Complete...

Page 91: ...ctuator Crank Arm 1 2 6 1012 174 1 4 20x3 1 4 Hex Cap Screws 7 1012 201 1 4 20 Steel Keps Hex Nut Zinc 8 141 464 Actuator Support Bar 9 113 655 Blade Switch Bracket 10 8406 150 Lever Switch SPDT Sealed Pilot Duty 11 1012 178 4 40 x 5 8 Phillips Pan Head Machine Screw Zinc Plated 12 1012 231 4 40 Steel Keps Hex Nut Zinc NS 910 2014 Outdoor Temperature Sensor 10 3 NUT 8 9 1 6 5 4 7 WASHER SEXP 879 ...

Page 92: ... D08 240 220 1 240 220 1 240 220 1 198 254 1 1 1 16 28 44 20 30 45 12 10 8 12 10 10 W24A LA F0Z F05 415 380 3 342 456 1 1 9 11 15 15 14 14 14 14 W30AA D0Z D05 D10 240 220 1 198 254 1 1 1 19 29 55 30 30 60 10 10 6 10 10 10 W30AA F0Z F07 F12 415 380 3 342 456 1 1 1 10 17 26 15 20 30 14 12 10 14 12 10 W36AA D0Z D05 D10 240 220 1 198 254 1 1 1 24 29 55 35 35 60 8 8 6 10 10 10 W36AA E0Z E06 E12 240 220...

Page 93: ...33 1440 0 68 1380 0 65 1270 0 60 1205 0 57 0 4 100 625 0 29 600 0 28 935 0 44 875 0 41 705 0 33 690 0 33 895 0 42 840 0 40 665 0 31 650 0 31 1340 0 63 1300 0 61 1185 0 56 1120 0 53 0 5 125 530 0 25 505 0 24 845 0 40 790 0 37 650 0 31 625 0 29 805 0 38 745 0 35 585 0 28 565 0 27 1255 0 59 1145 0 54 915 0 43 830 0 39 Speed W48 W60 W72 High Low High Low High Medium Low ESP Inch H20 Pa Dry Coil Wet Co...

Page 94: ... 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 ahead just as planned ...

Page 95: ...itioning 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 Pressure 9 High Suction Low Head Pressure 9 Low Suction High Head Pressure 9 High Suction High Head Pressure 9 Figures Figure 1 Typical AC System Cooling Cycle 6 Figure 2 Typical HP System Cooling C...

Page 96: ...ition 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 the closed position the gauge ports are still open to the gauges permitting the gauges to register system pressures Opening either valve opens the center port to that side of the manifold and system AT...

Page 97: ... Relieve all pressure from the system down to 0 psig 5 Change the 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 Evacuation An evacuation to 500 microns is usually to remove moisture from a system using R 22 and mineral oil lubricant A 500 micron evacuation however will not separate moisture from...

Page 98: ... serial plate for the full operating charge PRELIMINARY CHARGING STEPS If the system has been open to the atmosphere the dryer should be replaced and then evacuated Then proceed as follows 1 Attach a drum of proper clean refrigerant to the center port of the charging manifold with one of the charging hoses 2 Attach a second charging hose to the suction gauge low pressure side of the gauge manifold...

Page 99: ...Manual 2100 479 Page 6 of 11 FIGURE 1 TYPICAL AIR CONDITIONING SYSTEM COOLING CYCLE MIS 369 ...

Page 100: ...Manual 2100 479 Page 7 of 11 FIGURE 2 TYPICAL HEAT PUMP SYSTEM COOLING CYCLE MIS 368 ...

Page 101: ...eed refrigerant flow it may be necessary to place refrigerant drum in a pan of warm water not greater than 130ºF Remember to either consider the total weight of the pan of water or remove the drum for weighing frequently to keep track of the charging process MIS 289 ...

Page 102: ...ring 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 Defective reversing valve AIR CONDITIONING AND HEAT PUMP COOLING LOW SUCTION HIGH HEAD PRESSURE 1 Partial restriction and then overcharged HIGH SUCTION HIGH HEAD PRESSURE 1 High entering outdoor air temperat...

Page 103: ...L 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 Failure of 3PH Unbalanced Power Supply 3PH Voltage Too High Open Disconnect Switch Faulty Wiring Loose Terminal Low Voltage Defective Contacts in Contactor Compressor Overload Potential Relay Fails t...

Page 104: ... 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 p o e v i s s e c x E n o e c i e v i s s e c x E l i o c D O TROUBLESHOOTING CHART FOR AIR TO AIR HEAT PUMPS Power Failure Blown Fuse or Tripped Breaker Faulty Wiring Loose Terminals Low Voltage Sin...

Page 105: ......

Page 106: ...Series Air Conditioners PH Series Air Source Heat Pumps QA Series Air Conditioners QH Series Air Source Heat Pumps QW Series Water Source Heat Pumps WA WL Series Air Conditioners WH SH Series Air Source Heat Pumps MANUAL 2100 034 REV F SUPERSEDES REV E FILE VOL I TAB 6 IH Series Air Source Heat Pumps ...

Page 107: ...rs Page 4 5 Heat Pump Air to Air Page 5 6 Heat Pump Water to Air Page 6 Ventilation Page 7 Dehumidification Circuits Page 7 Automatic Control Systems Thermostats Page 7 Humidistats Humidity Controllers Page 7 8 Insufficient Cooling or Heating Page 8 Failure to Operate Page 8 Lubrication Requirements Page 8 Periodic Maintenance Page 8 9 Helpful Hints Operating Practices Page 9 ...

Page 108: ...epending upon application and use of the equipment and it is critical to monitor filter condition and establish an acceptable maintenance schedule Failure to do so will increase operating and repair costs decrease capacity and efficiency and shorten the service life of the equipment A common symptom of a dirty filter in the cooling mode is a freeze up of the indoor coil The air filters used may be...

Page 109: ...actually entering into the equipment enclosure which should only be done by qualified service technicians See section on Air to Air Heat Pumps for additional information concerning blockage due to heavy snow conditions if applicable ROUTINE EQUIPMENT OUTDOOR MAINTENANCE 1 Avoid having any lawn sprinkler spray directly on the equipment especially if from a brackish water source 2 In coastal areas l...

Page 110: ...be equipped with some amount of electric heat to supplement the heating capacity of the compressor system on an as needed basis This operation is entirely automatic and is controlled by the indoor thermostat and possibly also an outdoor thermostat COOLING MODE The cooling mode of a heat pump is exactly the same as that described for an Air Conditioner in the above section HEAT PUMP HEATING MODE Th...

Page 111: ...eats and cools using a compressor for both modes of operation The 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 pump to provide adequate water flow to the system COOLING MODE The cooling mode of a water to air heat pump is exactly the same as th...

Page 112: ...intenance requirements you should be aware of as the user AUTOMATIC CONTROL SYSTEMS THERMOSTATS There are many types of thermostats available to properly control your system and these can vary in features and some functions depending upon the type of system air conditioner heat pump etc installed and any special options ventilation supplemental heat etc that may be installed Approved compatible th...

Page 113: ...pace and that all supply registers and return air grilles are not blocked 5 Make sure that the outdoor coil is not blocked with any foreign matter or otherwise restricted with any growth or other items LUBRICATION REQUIREMENTS All indoor and outdoor air moving motors are permanently lubricated and require no re oiling If an Energy Recovery Ventilator ERV is installed in your system have your Servi...

Page 114: ... lengthy period it is best to adjust the thermostat to a reasonable higher or lower depending upon the season setting rather than turning it completely off Upon return the inside conditions will not be totally out of control and recovery time to desired conditions would be much shorter 5 Keep all supply registers open and all returns free and unrestricted The heating and cooling system is designed...

Page 115: ...ating 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 failures 12 Bard does not endorse approve or certify any online sales of its products through auction websites online retailers liquidators or any other method of online sales direct to consumers Bard will...

Page 116: ... year parts 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 that are listed as approved Model Number Series Includes all Models in each Series which may have additional characters Example W12 70A includes W36A w additional characters Number of Years fr...

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