Trane Symbio 700 Controller - Page 12

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ACC-APG002A-EN

– LonTalk®

• Historical Alarms

• Firmware Updates

• Backup Restore

For more detailed information on the Symbio Service and Installation Mobile Application, refer to Quick

Start Guide, Symbio™ Service and Installation App (BAS-SVN043*-EN).

Symbio 700 Overview

Main Page

Table of Contents4
Introduction7
Additional Documentation7
Symbio 700 Overview8
Field Connection8
Unit Configuration9
Onboard User Interface9
Mobile Application9
Startup Sequence13
Conventional Thermostat Sequence of Operation14
Space Temperature Control16
Single Loop Space Temperature Control16
Single Zone Variable Air Volume16
Single Zone VAV - Cooling17
Cool17
Cool - Economizer18
Cool - Economizer + DX18
Supply Air Tempering - Space Temperature Control18
Unoccupied Cooling18
Unoccupied Heating18
Variable Volume Discharge Air Control Sequence of Operation19
Supply Air Tempering19
Changeover Input19
VAV Box Relay Output19
Discharge Air Reset19
Duct Static Pressure Control19
Duct Static Pressure High Limit20
Unoccupied Cooling20
Unoccupied Heating20
Heat Cool Modes21
Heat21
Cool21
Fan Only21
Off21
Test21
Maximum Heat21
Vvda21
Space Temperature Control22
Morning Warm-Up22
Vvda22
Pre-Cool22
Vvda23
Space Temperature Control23
Night Purge23
Daytime Warm-Up23
Dehumidification - Hot Gas Reheat25
Dehumidification Control25
Dew Point - Initiation25
Relative Humidity - Initiation25
Operation25
Dew Point - Termination25
Relative Humidity - Termination26
Dehumidification Purge Cycle26
Dehumidification - Thermostat Control26
Heat Types27
Staged Gas Heat27
Electric Heat - Staged27
Outdoor Air Damper Control28
Economizer Cooling28
Ventilation Control29
Supply Fan Compensation29
Outdoor Air Minimum Position Control29
Remote Minimum Position Control30
Demand Controlled Ventilation (DCV)30
To 50% Motorized Damper32
General Support Sequences33
Fan Setpoints with ERM-Driven Fan Types33
Compressor Minimum Runtime33
Compressor Proof of Operation33
Compressor Low Pressure Cutout Control34
Evaporator Defrost Control35
Building Automation System Support Sequences36
Occupancy Mode36
Timed Override36
Unit Stop36
Capacity Limit Control37
Remote Capacity Control37
Emergency and Ventilation Override38
Ventilation Override38
Emergency Override38
Service Test Mode39
Service Test Timeout39
Leaving Service Test Mode39
Service Test Mode - CVZT, VVZT, and VVDA39
Diagnostics42
Device Tracker42
Compressor Proving Diagnostics42
Diagnostic: Compressor X Proving Trip42
Diagnostic: Compressor X Proving Lockout42
Diagnostic: Compressor X Contactor Failure43
Diagnostics - Low Pressure Cutout43
Diagnostic: Circuit X LPC Trip43
Diagnostic: Circuit X LPC Lockout43
Diagnostics - Alarm Indicator Status44
Reset Diagnostic44
Power-Up Reset or Exception/Override Mode Transition44
Reset Diagnostic Point44
Heat Cool Mode Transition Reset44
Reset Diagnostic Point - Active to Inactive Transition44
Troubleshooting45
Unit Communication Fault45
Sensor Fault46
Compressor Fault46
Supply Fan Fault47
Staged Gas Heat Fault48
Economizer Fault49
Outdoor Air Damper Fault Detection and Diagnostics (FDD)49
Supply Fan51
Multi-Speed/Erm51
Variable Speed/Erm - Space Temperature Control51
Variable Speed/Erm - Discharge Air Temperature Control52
Compressor Staging52
Thermostat Staging52
Cooling Only (Electric Heat) - CVZT & VVZT53
Condenser Fan Operation53
Thermostat, CVZT, VVZT, and VVDA53
Electric Heat53
Gas Heat54
Diagnostics and Alarm Indicator Status54
Emergency and Ventilation Override56
Space Setpoint Adjustment56
Single Setpoint56
Dual Setpoint57

Trane Symbio 700 Controller - Page 12

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