42
BAS-SVX078E-EN
Troubleshooting
Symptom
Possible causes
Action
Pivot thermostat displays an alert code on the
screen.
A critical or major alert is present
Navigate to the Diagnostic screen on the Pivot
thermostat for a Problem Description and Possible
Cause.
Display will not come on
Loss of 24 Vac between R & B at the Pivot
thermostat
1.
Check R & B wiring
2.
Check transformer for 24 Vac output.
3.
Check for broken or shorted thermostat wire.
Indoor temperature display is incorrect.
1.
Indoor temperature display needs calibration.
2.
Heat from touch screen is being trapped within
the thermostat body.
1.
Calibrate temperature sensor from thermostat
settings or use a remote temperature sensor.
Home > Menu > Settings > Thermostat >
Indoor Calibration > Indoor Temp
2.
Move Pivot thermostat away from competing
air stream or use a remote indoor sensor.
Indoor humidity display is incorrect.
indoor humidity display needs calibration.
Calibrate humidity sensor from the thermostat
settings.
Home > Menu > Settings > Thermostat > Indoor
Calibration > Humidity
Heating will not come on.
1.
System mode is not set to Heat/Auto or
setpoint is set too low.
2.
Minimum off time delay is being enforced.
3.
Heating system may require service
1.
Set mode to heat and raise the setpoint above
the room temperature.
2.
Wait for 5 minutes and recheck heating
equipment.
3.
Check/repair system.
Cooling will not come on.
1.
System mode is not set to Cool/Auto or the
setpoint is too high.
2.
Minimum off time delay is being enforced.
3.
Cooling system may require service.
1.
Set mode to cool and lower the setpoint below
the room temperature.
2.
Wait for 5 minutes and recheck cooling
equipment.
3.
Check/repair system.
Heating or Cooling is displayed, but no warm or
cool air is coming from the registers.
1.
There is a fan delay as the heating or cooling
equipment turns on.
2.
Equipment is not working properly.
1.
Wait a minute for blower delays and recheck
registers.
2.
Check/repair system.
Blower runs all the time
1.
Fan mode is set to On.
2.
Field wiring issue.
3.
There is a failure in the indoor unit.
1.
Check Pivot thermostat settings to see if fan is
set to On or Clean mode.
2.
Check field wiring.
3.
Check indoor unit for failures (such as tripped
heating limit).
4.
Check configuration.
5.
Blower is interlocked with ventilation.
Blower is set to ON but not running.
1.
Humidity control is engaged.
2.
Field wiring issue.
3.
Blower motor is not functioning.
1.
If indoor humidity is higher than desired
setpoint, the blower will cycle off with the
equipment. A humidity icon will be displayed
on the Fan Mode button when the blower
operation is being inhibited due to high
humidity.
2.
Check field wiring.
3.
Check/repair system.
Cooling or Heating cycles too fast or too slow
(narrow or wide temperature swings).
1.
Check the location of the Pivot thermostat for
drafts.
2.
Cycles per hour is improperly set.
1.
Seal air leaks behind Pivot thermostat.
Relocate Pivot thermostat or apply remote
indoor temperature sensor.
2.
Adjust cycle rates in the Advanced installer
Setup.
Summary of Contents for Pivot BAYSTAT814 Series
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