Trane SCWM Series Installation, Operation And Maintenance Manual page 90

Diagnostics
Table 26. General unit warning (continued)
Notification Class
HVAC Service Required.
Compressor (1-4) Condenser Regulating Valve (In Fault) *If Installed*
Notification Class
HVAC Service Required.
Cooling Tower/Pump Request (In Fault)
Notification Class
HVAC Service Required.
Supply Fan (1-6) Start Stop Command (In Fault)
Notification Class
HVAC Service Required.
Supply Fan (1-6) Speed Command (In Fault)
90
Action
Output may not function The UC600 Controller has
properly. lost communications with the
Output.
Action
Output may not function The UC600 Controller has
properly. lost communications with the
Output.
Action
Output may not function The UC600 Controller has
properly. lost communications with the
Output.
Action
Output may not function The UC600 Controller has
properly. lost communications with the
Output.
Typical Causes
Reason
• XM Module is not
communicating. Ensure
that the XM Module is
up and talking to the
UC600.
• Output has gone bad on
XM Module.
Typical Causes
Reason
• XM Module is not
communicating. Ensure
that the XM Module is
up and talking to the
UC600.
• Output has gone bad on
XM Module.
Typical Causes
Reason
• XM Module is not
communicating. Ensure
that the XM Module is
up and talking to the
UC600.
• Output has gone bad on
XM Module.
Typical Causes
Reason
• XM Module is not
communicating. Ensure
that the XM Module is
up and talking to the
UC600.
• Output has gone bad on
XM Module.
Reset Required
None, alarm clears once
sensor is in a normal state.
Reset Required
None, alarm clears once
sensor is in a normal state.
Reset Required
None, alarm clears once
sensor is in a normal state.
Reset Required
None, alarm clears once
sensor is in a normal state.
PKG-SVX027D-EN