Manual 2100-695C
Page
2 of 56
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
Software
Versioning
Guide ............................9
Alarm
Log ........................................................10
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
Dehumidification
Modes .............................16
Cycling
Dehumidification
Operation .............17
Electronic Expansion Valve (EEV) .....................................17
EEV Components .....................................................17
Electronic Expansion Valve ................................17
EEV Instructions for Vacuum, Reclaim,
Charge
Unit ...............................................17
System
Pressures .......................................18
Suction Pressure Transducer ..............................18
Troubleshooting the Suction Pressure
Transducer ................................................19
Suction
Pressure
Alarm ..............................19
Suction Temperature Sensor ..............................19
Suction
Temperature
Alarm .........................19
Evaporator Freeze Condition Alarm ................. 19
EEV Operation .........................................................20
EEV Superheat Control ......................................20
Additional EEV Alarms .............................................20
Low Superheat Alarm ........................................20
Indoor Airflow .................................................................20
Indoor Airflow Components .......................................20
Blower .............................................................20
Blower
Status
Switch .................................22
Blower
Status
Alarm ...................................22
Filters ..............................................................22
Dirty Filter Switch .............................................22
Dirty
Filter
Alarm .......................................23
Filter Indicator Light .........................................23
Indoor Airflow Operation ...........................................23
High Sensible Mode ..........................................23
Blower Speed Control ........................................24
Additional Indoor Airflow Alarms ...............................24
Supply Air Temperature Alarm ............................24
Condenser Fan ...............................................................24
Condenser Fan Components ......................................24
Condenser
Fan .................................................24
Liquid Line Pressure Transducer .........................25
Troubleshooting the Liquid Pressure
Transducer ................................................25
Liquid Pressure Transducer Alarm ...............26
Liquid Temperature Sensor ................................26
Condenser Fan Operation..........................................26
Condenser Fan Speed Control ............................26
High Pressure Control........................................26
Condenser
Fan
Speed .................................26
Second Stage Drop Out ..............................26
Low Ambient Control .........................................26
Compressor ....................................................................27
Compressor Components ..........................................27
Compressor ......................................................27
Compressor Control Module (CCM) .....................27
Delay-on-Make
Timer ..................................27
Short
Cycle
Protection/Delay-on-Break .........28
High
Pressure
Detection .............................28
Test
Mode .................................................28
Brownout Protection w/Adjustment ................. 28
High Pressure Safety Switch ..............................29
Refrigerant High Pressure Alarm ..................29
Phase
Monitor ..................................................29
Compressor Operation ..............................................29
Compressor Low Temperature Limit ....................30
Additional Compressor Alarms ...................................30
Refrigerant Low Pressure Alarm ..........................30
Economizer ....................................................................30
Economizer Components ..........................................30
Actuator ...........................................................30
Dust
Sensor .....................................................31
Dust Sensor Failure Alarm ..........................31
High Dust Limit Alarm ................................31
Damper
Blade ..................................................32
Minimum
Damper
Position .........................32
Damper
Switch .................................................32
Damper Failed to Open Alarm .....................33
Damper Failed to Close Alarm .....................33
Outdoor Temperature and Humidity Combination
Sensor .............................................................33
Outdoor Temperature Sensor Failure Alarm ...34
Outdoor Humidity Sensor Failure Alarm .......... 34
Supply Temperature Sensor ...............................34
Supply Temperature Sensor Failure Alarm ....34
High Supply Air Temperature Alarm .............35
Low Supply Air Temperature Alarm ..............35
