Bard FUSION-TEC WR35BPA Service Instructions Manual page 3

Economizer Operation ..............................................35
Emergency Cooling Mode ................................................37
Emergency Ventilation Mode ............................................37
Model/Serial Number Configuration ..................................37
Electric Heat Option .......................................................37
Electric Heat Components ........................................37
Electric Heating Element ...................................37
Thermal Overload ..............................................37
Electric Heat Operation ............................................37
Bard Guard Anti-Theft System Option ...............................37
Unit Disable Option 38
Inverter Option ...............................................................38
Refrigerant Information ...........................................42
General ..........................................................................42
Topping Off System Charge ..............................................42
Safety Practices..............................................................42
Important Installer Note ..................................................42
R410-A Refrigerant Charge ..............................................42
Pressure Service Ports .....................................................42
Maintenance ................................................................44
Standard Maintenance Procedures ...................................44
Bard Guard Anti-Theft System Option ...............................44
Troubleshooting .........................................................45
8301-067 Outdoor Temperature/Humidity Sensor ..............45
8301-067 Sensor Connections .................................45
8301-067 Humidity Sensor Test Value Outputs ..........48
8301-067 Humidity Sensor Calibration .....................48
8301-057 Blower Status Switch/Dirty Filter Switch ............... 49
8301-073 Dust (Particulate) Sensor .................................50
8612-061 Dust (Particulate) Sensor Control Board ............51
8612-061 Control Board Output Signal Not
Responsive to Dust ..................................................51
8408-044 Return Air Sensor/Suction Sensor .....................53
8301-066 Supply Air Sensor ...........................................54
8406-157 Liquid Line Pressure Transducer ......................55
8406-158 Suction Pressure Transducer ............................56
Figures and Tables
Figure 1 TEC-EYE Display and Interface .........................6
Figure 2 TEC-EYE Connection to Unit Control .................6
Figure 3 Quick Menu Icons ...........................................8
Figure 4 Cool and Heat Setpoints ..................................8
Figure 5 Orphan Mode Staging ......................................8
Figure 6 Master Staging ................................................8
Figure 7 A/C Circuit Measurements ................................9
Figure 8 Last 24 Operation ...........................................9
Figure 9 Software Version..............................................9
Figure 10 Changing Unit Address ..................................10
Figure 11 Executing Run Test ........................................10
Figure 12 Run Test Summary ........................................10
Figure 13 Run Test: Motors & Sensors ............................11
Figure 14 Run Test: A/C Circuit .....................................11
Figure 15 Restoring Factory Default Settings ..................11
Figure 16 Clearing All Alarms ........................................12
Figure 17 Clearing Alarm Logs and Counters ...................12
Figure 18 Changing Zone ..............................................13
Figure 19 Adjusting Return Air Sensor ...........................13
Figure 20 Staging ........................................................14
Figure 21 Enabling Free Cooling Delay ...........................15
Figure 22 Viewing Unit Stages .......................................15
Figure 23 Adjusting Cooling Stage Differentials ...............16
Figure 24 Adjusting Heating Stage Differentials ..............16
Figure 25 Overriding EEV Output ...................................18
Figure 26 Electronic Expansion Valve and Service Tool ....18
Figure 27 Adjusting Suction Pressure Transducer Values ..18
Figure 28 Voltage/Pressure: Suction Pressure Transducer .. 19
Figure 29 Adjusting Suction Temperature Sensor Values ..19
Figure 30 Adjusting Freeze Setpoint and Alarm Delay ....... 20
Figure 31 Putting Blower Output into Override Mode .......20
Figure 32 Dirty Filter Switch/Blower Status Switch ..........22
Figure 33 Verifying Differential Airflow Status .................22
Figure 34 Adjusting Air Flow Alarm Delay .......................22
Figure 35 Enabling High Sensible Mode .........................23
Figure 36 Dirty Filter Switch and Filter Indicator Light ....... 24
Figure 37 Verifying Condenser Fan Output ......................25
Figure 38 Fan Blade Setting .........................................25
Figure 39 Adjusting Liquid Pressure Transducer Values ....25
Figure 40 Voltage/Pressure: Liquid Pressure Transducer ...26
Figure 41 Adjusting Liquid Temperature Values ...............26
Figure 42 Liquid Pressure Control Setpoint .....................27
Figure 43 8201-169 Compressor Control Module ..............28
Figure 44 Adjusting Compressor Delays ..........................29
Figure 45 Adjusting Compressor Low Temp Limit ............30
Figure 46 Adjusting Low Pressure Alarm Settings ............... 30
Figure 47 Damper Output and Override ..........................31
Figure 48 Dust Sensor ..................................................31
Figure 49 Adjusting Dust Sensor Alarm Setpoint ................32
Figure 50 Adjusting Minimum Damper Position ..............32
Figure 51 Damper Switch .............................................33
Figure 52 Adjusting Damper Alarm Delay .......................33
Figure 53 Outdoor Air Sensor ........................................34
Figure 54 Outdoor Humidity Sensor ...............................34
Figure 55 Supply Air Sensor ..........................................34
Figure 56 Adjusting Supply Air Temperature Differential ... 35
Figure 57 Economizer Setup A2 ....................................35
Figure 58 Economizer Setup A3 ..................................... 36
Figure 59 FUSION-TEC WR Series Unit Control Board ....... 39
Figure 60 FUSION-TEC WR Series Nomenclature ............41
Figure 61 8301-067 Sensor Electrical Connections ........45
Figure 62 8301-067 Sensor Terminal Connections ..........45
Figure 63 8301-067 DIP Switch/Output Configuration ....48
Figure 64 8301-057 Air Differential Switch Terminals .....49
Figure 65 8612-061 Dust Sensor Alarm Board ...............51
Figure 66 Dust Sensor Alarm Board Power Supply Check .. 52
Table 1 LC6000/TEC-EYE Passwords (Defaults) ................ 6
Table 2 Unit Status Messages ......................................7
Table 3 Software Versioning Guide ................................9
Table 4 Unit Specific Superheat Settings ....................20
Table 5A WR35BP* Blower Speeds ..............................21
Table 5B WR36BP* Blower Speeds ..............................21
Table 5C WR58BP* Blower Speeds ..............................21
Table 6 Rated Airflow ................................................21
Table 7 Indoor Blower Performance ............................21
Table 8 Maximum ESP of Operation:
Electric Heat Only .........................................21
Table 9 Filter Switch Pressure Settings .......................23
Table 10 Economizer Default Settings ...........................36
Table 11 FUSION-TEC WR Series Board Terminals .........40
Table 12 Cooling Pressures ..........................................43
Table 13 8301-067 Sensor: Temperature to
Thermocouple Resistance ..............................46
Table 14 8301-067 Sensor: Relative Humidity to
Humidity Sensor Current Output .....................47
Table 15 8301-073 Sensor: Dust/Volts .........................50
Table 16 8408-044 Sensor: Temperature/Resistance ....53
Table 17 8301-066 Sensor: Temperature/Resistance .....54
Table 18 8406-157 0-65psi Pressure Transducer ..........55
Table 19 8406-158 0-250psi Pressure Transducer ........56
Manual 2100-695C
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