Trane IntelliPak with Symbio 800 Programming Manual page 100

Troubleshooting
Diagnostics Target
VFD Fault Condenser
Fan - CktX
Circuit
where X is "1" or "2"
VFD Fault Relief Fan – X
Unit
where X is "1", "2" or
"3"
VFD Fault Supply Fan –
X
Unit
where X is "1" or "2"
100
Severity Persistence
Warning Latching*
Warning Latching*
Warning Latching*
Condition / Response
The condenser fan VFD on circuitX indicates a general
VFD Fault.
Numerous drive faults can cause this general fault.
Reference the TR170 Installation and Operating
manual for a list of fault codes and descriptions.
Condenser fan control will revert to fixed-speed fan
algorithm using remaining fans.
* The Latching behavior for this diagnostic is latched
in the drive. When the drive diagnostics are reset this
diagnostic will be cleared in the Symbio™ 800
controller by setting its persistence to Non-Latching.
Relief fan X indicates a general Fault.
Numerous drive faults can cause this general fault.
Reference the EBM-PAPST Installation and Operating
manual for a list of fault codes and descriptions.
(Clears on Reset)
Failure of fan X with other fans available: No action.
Failure of fan X with other fans not-available: Relief
damper is closed, relief fan commanded off and the
Economizing will be disable and the outside air
damper will be driven to the active minimum
position.
* The Latching behavior for this diagnostic is latched
in the drive. When the drive diagnostics are reset this
diagnostic will be cleared in the Symbio™ 800
controller by setting its persistence to Non-Latching.
Supply fan X VFD indicates a general Fault.
Numerous drive faults can cause this general fault.
Reference the TR150 Installation and Operating
manual for a list of fault codes and descriptions.
Failure of fan X with the other fan available:
Generate a "Supply Fan X Proving Failure" on the
failed fan, allow the working fan to continue and lock-
out all heating operation.
Failure of fan X with the other fan not-available:
Generate a "Supply Fan X Proving Failure" on the
failed fan and shutdown the unit.
*The Latching behavior for this diagnostic is latched
in the drive. When the drive diagnostics are reset this
diagnostic will be cleared in the Symbio™ 800
controller by setting its persistence to Non-Latching.
Reset Level
Local
Local
RT-SVP011E-EN