I have a Honeywell HZ311 and the Heat LED is RED. Zone 1 and Zone 2 are

Honeywell Hz311 Red Light. I have an HZ311. There is a red light next to zone 1 and by zones 2 and It can be related to the blower motor, damper, or coil starting from a low refrigerant Understanding The Significance Of A Red Light Indicator In The Honeywell Hz311 System

Honeywell HZ311 Troubleshooting Red Light Causes & Solutions
Honeywell HZ311 Troubleshooting Red Light Causes & Solutions from aircomfortlab.com

When i shut the system off the heat turns on, then cycles to cool. A green light indicates that the HVAC system is operating properly

Honeywell HZ311 Troubleshooting Red Light Causes & Solutions

When i shut the system off the heat turns on, then cycles to cool. Solutions for low refrigerant levels include performing a refrigerant level check and making any necessary adjustments or repairs It can be related to the blower motor, damper, or coil starting from a low refrigerant

Flashing red light on honeywell HZ311 on heat my furnace wont kick on. When zone 2 and 3 red lights show up on the panel, it signifies the thermostat is not cooling or heating A green light indicates that the HVAC system is operating properly

Honeywell HZ311. Less than a year. A few days. Nothing. Zone 3 shows. For closed dampers, check the damper positions and adjust them as needed. It can be related to the blower motor, damper, or coil starting from a low refrigerant