Manual 2100-695
Page
2 of 54
CONTENTS
Using the TEC-EYE
TM
....................................................6
TEC-EYE Hand-Held Diagnostic Tool ...................................6
TEC-EYE Screen Structure and Password Level .............. 7
TEC-EYE
Acronyms ....................................................7
Main Status Screen ....................................................7
Quick Menu ..............................................................8
Setpoints ...........................................................8
Information ........................................................8
Staging Information .....................................8
Orphan Mode Staging ...................................8
Master Staging ............................................8
A/C Circuit Measurements .............................9
Last 24 Hour Operation ................................9
Component Lifetime Hours ...........................9
Software Version ..........................................9
Alarm Log ..........................................................9
Addressing Wall-Mount Units ....................................10
Executing a Run Test ...............................................10
Run Test Parameter Descriptions ........................11
Reset to Factory Defaults ..........................................11
Operation .....................................................................12
Unit On/Off ....................................................................12
Alarm Adjustment ...........................................................12
Acknowledging Alarms .............................................12
Clearing Alarms .......................................................12
Clearing Alarm Logs and Counters .............................12
Exporting Alarm Logs ...............................................12
Exporting 7 Day Logs ...............................................13
Orphan Model ................................................................13
Zone ..............................................................................13
Temperature/Humidity Control ..........................................13
Temperature/Humidity Control Components ................13
Return Air Temperature Sensor ...........................13
Return Air Temperature Alarm .....................14
Temperature/Humidity Control Operation ....................14
Cooling Sequence: Economizer Available ............... 14
Economizer Operation in Orphan Mode ......... 14
Cooling Sequence: Economizer Not Available ......... 15
Heating Sequence.............................................15
Staging ............................................................15
Adjusting Cooling Staging ...........................15
Adjusting Heating Staging ..........................16
Dehumidification ..............................................16
Electronic Expansion Valve (EEV) .....................................16
EEV Components .....................................................16
Electronic Expansion Valve ................................16
EEV Instructions for Vacuum, Reclaim,
Charge Unit ...............................................16
System Pressures .......................................17
Suction Pressure Transducer ..............................17
Troubleshooting the Suction Pressure
Transducer ................................................18
Suction Pressure Alarm ..............................18
Suction Temperature Sensor ..............................18
Suction Temperature Alarm .........................18
Evaporator Freeze Condition Alarm ................. 18
EEV Operation .........................................................19
EEV Superheat Control ......................................19
Additional EEV Alarms .............................................19
Low Superheat Alarm ........................................19
Indoor Airflow .................................................................19
Indoor Airflow Components .......................................19
Blower .............................................................19
Blower Status Switch .................................20
Blower Status Alarm ...................................21
Filters ..............................................................22
Dirty Filter Switch .............................................22
Dirty Filter Alarm .......................................22
Filter Indicator Light .........................................22
Indoor Airflow Operation ...........................................23
High Sensible Mode ..........................................23
Blower Speed Control ........................................23
Additional Indoor Airflow Alarms ...............................23
Supply Air Temperature Alarm ............................23
Condenser Fan ...............................................................23
Condenser Fan Components ......................................23
Condenser Fan .................................................23
Liquid Line Pressure Transducer .........................24
Troubleshooting the Liquid Pressure
Transducer ................................................24
Liquid Pressure Transducer Alarm ...............24
Liquid Temperature Sensor ................................24
Condenser Fan Operation..........................................25
Condenser Fan Speed Control ............................25
High Pressure Control........................................25
Condenser Fan Speed .................................25
Second Stage Drop Out ..............................26
Low Ambient Control .........................................26
Additional Condenser Fan Alarms ..............................26
Dirty Condenser Coil Alarm ................................26
Compressor ....................................................................26
Compressor Components ..........................................26
Compressor ......................................................26
Compressor Control Module (CCM) .....................26
Delay-on-Make Timer ..................................26
Short Cycle Protection/Delay-on-Break .........26
High Pressure Detection .............................26
Test Mode .................................................26
Brownout Protection w/Adjustment ........................ 27
High Pressure Safety Switch ..............................28
Refrigerant High Pressure Alarm ..................28
Phase Monitor ..................................................28
Compressor Operation ..............................................28
Compressor Low Temperature Limit ....................28
Additional Compressor Alarms ...................................29
Refrigerant Low Pressure Alarm ..........................29
Economizer ....................................................................29
Economizer Components ..........................................29
Actuator ...........................................................29
Dust Sensor .....................................................30
Dust Sensor Failure Alarm ..........................30
High Dust Limit Alarm ................................30
Damper Blade ..................................................31
Minimum Damper Position .........................31
Damper Switch .................................................31
Damper Failed to Open Alarm .....................31
Damper Failed to Close Alarm .....................32
Outdoor Temperature and Humidity Combination
Sensor .............................................................32
Outdoor Temperature Sensor Failure Alarm ...33
Outdoor Humidity Sensor Failure Alarm .......... 33
Supply Temperature Sensor ...............................33
