Braeburn 5300 2H-2C User Manual - Manual (Page 12)

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4
TROUBLESHOOTING
SYMPTOM POTENTIAL SOLUTION
Thermostat does not
turn on heating or
cooling system.
Fan runs
intermittently or
when system is off. Fan switch is in recirculate ( ) mode.
Thermostat turns on
heating instead of
cooling, or cooling
instead of heating.
Check to see if OFF is shown in display. This indicates that the system is turned off at
the thermostat. Press the system button to select HEAT or COOL mode. After the
compressor short cycle protection period expires the system should start within a
minutes time.
Compressor protection features may be in effect due to compressor short cycle
conditions, power outages or rolling blackouts. See section 3.12 for full explanation
of this feature.
Heat pump may be malfunctioning. Review the
CHECK status segment to see if it is. If
there is a CHECK status segment, call a professional service technician to confirm heat
pump operation and provide necessary service. If heating is required, you can press the
system button to
EMER setting, which will start the Emergency Heat source to provide
heating until the heat pump can be serviced.
Check thermostat wiring to make sure that the heating and cooling stages are connected
to the correct terminals on the wiring terminal block. See Installer Guide, Section 6.
4
TROUBLESHOOTING
SYMPTOM POTENTIAL SOLUTION
Thermostat will not
follow program
setpoints. Check current time of day, day of week program settings. Make sure to verify AM/PM
indicator is accurately displaying desired time settings. See Setting Current Time of Day
and Day of Week section of this manual.
Check to see if
OFF is shown in display. This indicates that the system is turned off
at the thermostat. Press system button to select HEAT or COOL mode. After the
compressor short cycle protection period expires the system should start within
several seconds.
Verify your program setpoint time entries.
Thermostat program has been temporarily overridden. Wait till next setpoint and the
temporary override will expire or change setpoint temperature to desired comfort level.
Thermostat program is in Extended Hold (Vacation) Mode and
HOLD is shown in
display. Press HOLD button to release hold and return the thermostat to normal
program operation.
Thermostat turns
heating or cooling
system on too often
or not often enough. Increase or decrease first stage temperature differential setting as appropriate to provide
the desired performance level. See Setting the First and Second Stage Differentials
section of this manual.
cont.
System turns on prior
to the end of a
setback period. Thermostat is in Adaptive Recovery Mode – see section 3.8.
System does not
switch from Heating
to Cooling. Auto Changeover was not selected or enabled during installer set-up. See section 4.2 of
Installation Guide and section 3.2 of this manual.
Program temperature was changed due to dead band violation.
cont.