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32 UV-SVN03D-EN
Trouble Shooting
Checklist
Problem Heating Cooling Cause Correction
Room too cool
X Room sensor is not properly set Reset room sensor temperature
X Clogged filter Replace filter
X
Face and bypass damper, or coil valve is
malfunctioning.
Replace malfunctioning component, or
contact the control’s contractor, or if Trane
controls, see CNT-SVX04A-EN for more
information concerning Tracer™ controls.
X OA damper is in the open position
Ensure OA damper is in the closed or
minimum outside air position.
X
Boiler pressure or temperature design
requirements not being met
On hot water and steam type units, check
the boiler pressure or temperature to
ensure that the requirements are being
met.
Room too cool
Unit utilizes Wall Fin auxiliary radiation:
X Radiation controls malfunctioning
Check the operation of the wall fin
controls.
Room too hot
X Room sensor is not properly set Reset room sensor temperature
X Clogged filter Replace filter
X
Face and bypass damper, or coil valve is
malfunctioning.
Replace malfunctioning component, or
contact the control’s contractor, or if Trane
controls, see CNT-SVX04A-EN for more
information concerning Tracer™ controls.
X OA damper is in the open position
Ensure OA damper is in the minimum
outside air position.
X
Chiller temperature design requirements not
being met
Check the temperature of the water
leaving the chiller to ensure that it meets
design requirements.
Motor
X
If the motor fails to start, and other motors on
the same circuit are functioning
Check the unit switch to ensure it is in the
ON position.
X
If the motor fails to start, and other motors on
the same circuit are functioning
Check for loose switch or motor
connection.