SYSTEM MALFUNCTION — Call Technician

What does SYSTEM_MALFUNCTION mean?

A general system malfunction has occurred, indicated on the main screen. A technician should check the 'Last 10 System Events' for specific fault codes.

• Various underlying system faults
• Communication error between components
• Control board issue
• Electrical fault

Click steps to track your progress.

1. 1

   Note any specific error codes displayed on the user interface.

2. 2

   Check the 'Last 10 System Events' screen if accessible via the service menu.

3. 3

   Do not attempt to clear the code unless instructed by a technician.

4. 4

   Contact an HVAC service technician immediately.