Carrier Outdoor Unit Communication Fault (Code 179) Easy Diagnosis

Carrier Furnace Yellow Light Codes. Carrier Outdoor Unit Communication Fault (Code 179) Easy Diagnosis Infinity thermostats are smart thermostats certified by ENERGY STAR that can be used with the heating and cooling units manufactured by Carrier. Carrier furnace continuously blinking YELLOW LED3 light indicates furnace is stuck in high fire mode, and continuously blinking GREEN LED4 light indicates furnace is stuck in low fire mode

Typically, the furnace will run at low fire for up to 15 minutes, then switch to the high fire mode. In just a few straightforward steps, you can shield your heating system from a host of common issues.

Carrier Furnace Fault Codes List

If your furnace has these and are illuminated or flashing, take a look at the chart below to see what they mean. In just a few straightforward steps, you can shield your heating system from a host of common issues. If your furnace has these and are illuminated or flashing, take a look at the chart below to see what they mean.

Carrier gas furnace error codes YouTube. Carrier furnace code 31 is a valuable signal that your furnace employs within the Carrier furnace yellow light code system to convey a specific issue If your furnace has these and are illuminated or flashing, take a look at the chart below to see what they mean.

Carrier Furnace Carrier Furnace Yellow Light. The first digit is the number of flashes by the yellow light, while the second digit is the number of green light flashes. Many Carrier furnaces will have different LEDs that indicate the current status of your unit