Honeywell HZ311 zone 3 is red. Air conditioning works downstairs but

Hz311 Zone 3 Red. My HZ311 Honeywell unit had a zone 3 red light. What does this mean We just bought the house so i am unfamiliar with a 3 zone system Not sure how to troubleshoot from here! Help very much appreciated! Outside temp for the next couple days is 100 and inside it was 86 all day

When i shut the system off the heat turns on, then cycles to cool. Turn off the power to the zone panel for at least 30 seconds, then turn it back on and check if the red light goes away.

I have an HZ311. There is a red light next to zone 1 and by zones 2 and

Not sure how to troubleshoot from here! Help very much appreciated! Outside temp for the next couple days is 100 and inside it was 86 all day We just bought the house so i am unfamiliar with a 3 zone system Issue was still continuing so I've gone up to the attic to find zone 3 with the red light on

My HZ311 Honeywell unit had a zone 3 red light. What does this mean. Even a jammed damper or a frozen-up coil might be the culprit However, the solutions are pretty straightforward.

My HZ311 Honeywell unit had a zone 3 red light. What does this mean. However, if you see a solid or flashing red light on the Honeywell HZ311, there is a problem A green light indicates that the HVAC system is operating properly