WebDec 5, 2024 · If your furnace light is blinking 3 times, it could indicate an issue. While Codes 31, 33 & 13 are the most common, here are some additional causes of a Carrier furnace blinking yellow light: Problem A: Low-pressure switch fault. Problem B: Blower motor malfunctions. Problem C: Reversed line voltage polarity. WebOct 26, 2024 · 645 Posts. #6 · Dec 8, 2006. Hi benmung. The cause of this limit switch failure is maintenace of the system. If your filter maintenance has been a little off …
What Does It Mean If Furnace Light Is Blinking 4 Times?
WebMar 8, 2024 · flashes 4 times indicating that the high limit switch has tripped. I have verified that the switch is opening as I get 26.4 volts across it when the burner flame cuts out. … WebDec 6, 2024 · FIX: 1. Thermostat demand signal is intermittent. 2. Time delay relay or control board defective. 3. If high pressure switch present go to Flash Code 2 information. 4. If low pressure switch present go to Flash Code 1 … hutterite king colony ranch
Comfortmaker Furnace Reviews – 2024 Guide - HVAC Training 101
WebOct 22, 2024 · If the green light is flashing slowly, it means the furnace is on but there is no request for heat. A continuous light likely means that the IFC circuit board needs replacing. No light means the furnace is either off or not receiving any electrical power. It may be turned off for the season, a plug may have come loose, or the circuit is tripped. WebCODE: Six +3 LED flashes PROBLEM: Soft lockout: the pressure switch was opened during run FIX: n/a. CODE: Six +4 LED flashes PROBLEM: Soft lockout: the limit switch was opened during run FIX: n/a. CODE: … WebFeb 21, 2009 · Discussion Starter · #1 · Feb 20, 2009. I think my furnance is going out again. I am seeing 3 flashes on my Comfortmaker RPJ furnance. The sticker says that this means Pressure Switch Contacts Open. I turned off power to the furnance and turned it back on. After about 20 seconds it started flashing 3 times again. mary tailor