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I have found in most cases the limit switch is fine. ?

A dirty filter, clogged A/C coil, blocked … Intermittently, my furnace will display the code for a Limit Circuit Lockout and shut off the flame but continuously run the blower for 3 hours or until I shut it off. 5: FLAME SENSED WITH GAS VALVE OFF: Inducer will continue to run until fault condition is cleared. From your description, it sounds more like a problem with the thermostat. For more tips visit edgetekhvac. Loose blower wheel; defective switch or connections; improper minimum- or … So before we try other things, like disassembling the furnace to access the heat chamber, which is going to be very expensive, I'd like to get more opinions/recommendations. ac8f0 A 50-amp circuit breaker o. Dec 8, 2013 · To all technicians receiving a 33-Limit Fault Code. Code 33: Limit Circuit Fault If your furnace shows this code, it’s likely overheating, which could be due to blocked airflow or a malfunctioning blower. Feb 21, 2016 · Fixing my carrier comfort 92 high efficiency furnace after it threw the #13 and #33 limit circuit error code. … 69K subscribers in the hvacadvice community. m 0532 pill The limit switch is a safety switch that monitors t. Over time, a limit switch is susceptible to wear, much like any other device. FIX: Loose blower wheel; defective switch or connections; improper minimum- or maximum-heat gas input adjustment; dirty filter or restricted duct system; improper limit switch. I assume if it was stuck closed the furnace would not start. The breaker provides overcurrent protection to combustion fans, exhaust controls, AC compressors an. descale keurig slim He had you do it to test it. ….

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