73
Table 19. Alert Codes and Troubleshooting
Initial notification of critical alerts will pop-up on the home screen and will be listed under notification menu. Minor and moderate alerts are found only under the notification menu. Moderate alerts
are not e-mailed to Homeowners. Dealers will get an email and code can be seen on thermostat under the installer notification section.
NOTE:
Anytime the word
DEVICE
or
DEVICE2
is used in this table, it will be replaced on all alert code notification screens with the actual offending device name, for example, thermostat, heat
pump, etc.).
Alert
Code
Inverter
Flash
Code
Priority
Condition
Applicable
Component
Actual Displayed
Alert Text
Component or System Operational State and Troubleshooting Tip
351
Critical
Air handler
Electric Heat Stage
1 Problem
There is an issue with the air handler’s 1st, 2nd, 3rd, 4th or 5th (which is applicable) stage electric heat.
• Either the pilot relay contacts did not close or the relay coil in the electric heat section did not energize.
• Possible heat section / stage 1 failure.
NOTE:
Air handler will operate on heat pump first stage for the remainder of the heat call.
Automatically clears after fault recovered.
352
Electric Heat Stage
2 Problem
353
Electric Heat Stage
3 Problem
354
Electric Heat Stage
4 Problem
355
Electric Heat Stage
5 Problem
357
Sequencer Stuck
Closed
Air handler electric heat remains stuck energized. Replace sequencer.
358
Critical
Air handler
Control Error
Check Jumper O
to R
Jumper
O
to
R
has not been removed. Remove jumper.
