Trane Symbio 700 Controller - Supply Fan Fault

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Fault Symbio 700 Response Response Type
LPC Lockout For specific operation associated with the LPC
diagnostics, refer to the Compressor Protection section
of this document.
Manual Reset
Proving Lockout For specific operation associated with the proving
diagnostics, refer to the Compressor Protection section
of this document.
Manual Reset
Contactor Failure For specific operation associated with the proving
diagnostics, refer to the Compressor Protection section
of this document.
Manual Reset
Supply Fan Fault
The following failures are derived either through direct data monitoring from the Modbus™ device, or
through a combination of data monitoring and additional failure criteria.
Failure Failure Detection
Symbio 700 Response Response Type
Diagnostic: ERM Supply Fan
1 Failure
If while the Supply Fan 1
ERM is requested to run, the
ERM Actual Speed from the
drive is set to < 30 RPM for
40 continuous seconds, this
failure will be detected
• Diagnostic: Supply Fan 1
Failure will be set to
“Active”
• All unit functions will be
shut down immediately
Manual Reset
Diagnostic: ERM Supply Fan
2 Failure
If while the Supply Fan 2
ERM is requested to run, the
ERM Actual Speed from the
drive is set to < 30 RPM for
40 continuous seconds, this
failure will be detected
• Diagnostic: Supply Fan 2
Failure will be set to
“Active”
• All unit functions will be
shut down immediately
Manual Reset
Diagnostic: ERM Supply Fan
Locked Motor - 1
Something has blocked the
rotor from turning. (Motor
Auto Reset)
• Diagnostic: ERM Supply
Fan Locked Motor – 1
will be set to “Active”
• All unit functions will be
shut down immediately
Auto Reset
Diagnostic: ERM Supply Fan
Locked Motor - 2
Something has blocked the
rotor from turning. (Motor
Auto Reset)
• Diagnostic: ERM Supply
Fan Locked Motor – 2
will be set to “Active”
• All unit functions will be
shut down immediately
Auto Reset
Diagnostic: ERM Supply Fan
Motor Overheated - 1
The motor thermocouples
have reached a too-high
temperature. (Motor Manual
Reset)
• Diagnostic: ERM Supply
Fan Motor Overheated -
1 will be set to “Active”
• All unit functions will be
shut down immediately
Auto Reset
Diagnostic: ERM Supply Fan
Motor Overheated - 2
The motor thermocouples
have reached a too-high
temperature. (Motor Manual
Reset)
• Diagnostic: ERM Supply
Fan Motor Overheated –
2 will be set to “Active”
• ll unit functions will be
shut down immediately
Auto Reset
Diagnostic: ERM Supply Fan
Power Mod Overheated - 1
The Rectifier thermocouple
has reached a too-high
temperature. (Motor Manual
Reset)
• Diagnostic: ERM Supply
Fan Power Mod
Overheated - 1 will be
set to “Active”
• All unit functions will be
shut down immediately
Auto Reset
Troubleshooting