manualshive.com logo in svg
background image

 

 

Page 

1 of 39

Bard Manufacturing Company, Inc. 

Bryan, Ohio 43506 

www.bardhvac.com

Manual: 2100-725C
Supersedes: 2100-725B 
Date: 8-3-20

NOTE: LC6000 controller is required for operation when multiple MULTI-TEC 

wall-mount air conditioners are used.

SERVICE INSTRUCTIONS

MULTI-TEC

®

Wall-Mount Air Conditioner

Models:

W42ACE*
W42ACM*
W42ACP*
W48ACE*
W48ACM*
W48ACP*

W60ACE*
W60ACM*
W60ACP*
W72ACE*
W72ACM*
W72ACP*

Содержание MULTI-TEC W42ACE Series

Страница 1: ...C Supersedes 2100 725B Date 8 3 20 NOTE LC6000 controller is required for operation when multiple MULTI TEC wall mount air conditioners are used SERVICE INSTRUCTIONS MULTI TEC Wall Mount Air Condition...

Страница 2: ...ulb Only 17 Temperature and Humidity Default 17 CONTENTS Enthalpy 17 Economizer Modulation 17 Emergency Cooling 18 Unit Disable 18 Compressor 18 Enable 18 Delays and Run Time 18 Electric Reheat Dehumi...

Страница 3: ...justing Filter Switch 32 Figure 45 Motor Connections 33 Figure 46 Motor Connections 34 Figure 47 8301 057 Switch Terminals 35 Figure 48 8301 067 Sensor Dip Switches 35 Table 1 LC1000 TEC EYE Passwords...

Страница 4: ...d before beginning the installation Note particularly any tags and or labels attached to the equipment While these instructions are intended as a general recommended guide they do not supersede any na...

Страница 5: ...dicate 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 against unsafe practices that can result i...

Страница 6: ...nd their ranges are easily viewed and adjusted from the TEC EYE display The program and operating parameters are permanently stored on FLASH MEMORY in case of power failure The TEC EYE connects to the...

Страница 7: ...69 TABLE 2 Wall Mount Unit Status Messages User 2000 Technician 1313 Engineer 9254 Use UP or DOWN keys and ENTER key to enter password TABLE 1 LC6000 TEC EYE Passwords Defaults TEC EYE Screen Structur...

Страница 8: ...and software version information see Figures 6 7 and 8 FIGURE 5 Cooling and Heating Setpoints Alarm Log The alarm log screens show a log of each alarm see Figure 9 There will be a log for when alarm...

Страница 9: ...10 Unit Configuration X The letter X represents a major change to the software effecting product compatibility or function of the equipment Y The letter Y represents a minor change to the software tha...

Страница 10: ...e parameter see Figure 11 6 Press UP or DOWN key to change value to ON The self test will begin 6 Reheat Valve Open 7 Cooling Off 8 Electric Heat Stage 1 9 Electric Heat Stage 2 10 Heating Off 11 Self...

Страница 11: ...to indicate proper operation of the economizer An alarm will be generated when the mixed air temperature is above or below two independent setpoints This alarm can be adjusted by changing the alarm se...

Страница 12: ...o 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 Alar...

Страница 13: ...matically reset when the coil temperature rises above 55 F or after a 5 minute delay while the temperature is above 30 F To adjust freezestat values 1 Press MENU key to go to the Main Menu screen 2 Pr...

Страница 14: ...it is in high sensible mode which is selectable from the LC6000 controller and cooling mode is active The Balanced Climate blower speed 1 and high sensible blower speed 3 are only available when conne...

Страница 15: ...unit has a single stage compressor with a blank off plate no economizer there will be only one stage available for cooling If there is a two stage compressor with an economizer it will operate all thr...

Страница 16: ...f Stage 2 57 58 59 60 61 62 63 64 65 55 56 Setpoint Stage 2 Diff On Stage 2 Diff Off Stage 1 Stage 1 Diff On Stage 1 Diff Off Stage 3 Stage 3 Diff On Stage 3 Diff Off NOTE Stages available are based o...

Страница 17: ...thin the Sys Config menu OA Humid Set humidity setpoint is 80 RH by default 3 LC6000 is not currently in any dehumidification mode 4 LC6000 is not currently in any emergency mode Enthalpy 1 Outdoor ai...

Страница 18: ...ply to all units In normal operation the dampers can take up to 2 minutes to close from fully open When the 24VAC power is removed from the actuator the dampers will close in under 30 seconds using th...

Страница 19: ...when the return air temperature is 62 F to prevent the unit from causing the system to go into heating mode see Figure 29 The compressor will turn on again once the return temperature rises to 75 F T...

Страница 20: ...ressor CCM 24VAC Stage 1 Heat Stage 1 Heat Blower 1 balanced climate 24VAC Ground 2 10 VDC To Damper Actuator Analog Ground Freeze Sensor 24 VDC To Outdoor Air Sensor Outdoor Humidity Sensor Return Ai...

Страница 21: ...turn Air Temperature Sensor Analog Input 10K Ohm Curve J B4 Not Used B5 Outdoor Humidity Sensor Analog Input B6 Not Used B7 Freeze Temperature Sensor Analog Input 10K Ohm Curve J GND Analog Ground VDC...

Страница 22: ...410A refrigerant 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 uti...

Страница 23: ...51 573 80 67 Low Side High Side 136 353 138 371 140 390 143 411 145 432 147 455 150 479 152 505 155 531 158 559 161 588 85 72 Low Side High Side 141 365 143 384 145 404 148 425 150 447 152 471 155 496...

Страница 24: ...nt 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...

Страница 25: ...r more than second Test Mode By rapidly rotating the potentiometer POT clockwise see Figure 31 all timing functions will be removed for testing The conditions needed for the unit to enter test mode ar...

Страница 26: ...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 generator power With slower transfer switches the ti...

Страница 27: ...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 E...

Страница 28: ...hroud 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 blad...

Страница 29: ...ontrol Panel Cover Front Control Panel Cover Filter Removal Installation 1 Remove left filter first by pulling on filter removal slide see Figure 34 FIGURE 34 Removing Left Filter Filter Removal Slide...

Страница 30: ...E 38 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 40 FIGURE 39 Re Install Filter Support B...

Страница 31: ...is set at 0 4 W C see Figure 44 on page 32 This is only a recommended starting point prior to making switch adjustments Switch setting is highly dependent on filter type used blower speed unit ducting...

Страница 32: ...o that adjustment can be made If the switch tripped before 75 restriction was reached turn the knob slightly clockwise If the switch tripped after 75 turn the knob counter clockwise see Figure 44 5 Re...

Страница 33: ...2 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 b...

Страница 34: ...4VAC R Signal through thermostat output 24VAC Common 24VAC Common 24VAC R Signal through thermostat output Manual 2100 725C Page 34 of 39 2 If the motor has proper high voltage and ground at the L L1...

Страница 35: ...or Dip Switches 8301 057 Airflow Differential Dirty Filter Switch 8301 067 sensor Temperature Resistance and Humidity Voltage tables on pages 34 and 35 FIGURE 47 8301 057 Air Differential Switch Termi...

Страница 36: ...3 466 62 42 5 6 22 886 87 43 6 1 22 323 22 44 6 7 21 775 16 45 7 2 21 242 23 46 7 8 20 723 96 47 8 3 20 219 91 48 8 9 19 729 65 49 9 4 19 252 76 50 10 0 18 788 84 Temperature Resistance F C 51 10 6 18...

Страница 37: ...16 480 mA 79 16 640 mA 80 16 800 mA 81 16 960 mA 82 17 120 mA 83 17 280 mA 84 17 440 mA 85 17 600 mA 86 17 760 mA 87 17 920 mA 88 18 080 mA 89 18 240 mA 90 18 400 mA 91 18 560 mA 92 18 720 mA 93 18 88...

Страница 38: ...13820 102 0 5570 11 0 122089 27 0 37652 65 0 13474 103 0 5446 10 0 118108 28 0 36583 66 0 13137 104 0 5326 9 0 114272 29 0 35548 67 0 12810 105 0 5208 8 0 110575 30 0 34545 68 0 12492 106 0 5094 7 0...

Страница 39: ...1In Circuit 1 Freeze Temperature Sensor Alarm 50 Al_Freeze1 Circuit 1 Freeze Condition 54 Al_Filter1 Dirty Filter 1 Alarm 60 Al_EmergencyVent Emergency Ventalation Mode Active 61 Al_EmergencyCool Emer...

Отзывы: