Furnace 31 error code


How do you read a carrier furnace error code?

Carrier Furnace Error Codes
Each status code is a two-digit number. The first number is determined by the number of short flashes and the second digit by the number of long flashes. Line voltage polarity is reversed. If twinned, refer to twinning kit instructions.

Where is the pressure switch on a Bryant furnace?

A furnace pressure switch is a safety device located near the draft inducer motor of a gas forced-air furnace.

Who makes weathermaker furnace?

The Carrier Weathermaker 9200 gas furnace is not currently manufactured by the company; the last listing of the product from Carrier is dated 2001. The Weathermaker 9200 can achieve an AFUE of 95.5 percent and features two heat exchangers to obtain maximum heating from the fuel consumed.

How do I reset my carrier furnace?

Press and release the raised red button at the center of the flame roll-out switch to reset the furnace. You can press the reset button up to three times before troubleshooting the furnace’s internal components or calling for repair service; allow 30 minutes between each reset.

Why is my furnace light blinking?

If you realize that a solitary light blinking slowly and the other flashing quickly, your heating system could be experiencing a low flame signal. This can take place even when your furnace is heating correctly. It signifies the flame sensing rod could be dirty or in the incorrect location on the burner.

Can you bypass pressure switch furnace?

First, turn the power off to the furnace. If you have an ohmmeter, you can measure the resistance across the switch. If the temperature is below the setpoint, the resistance across the switch should be zero. If you do not have an electrical meter, you can temporarily bypass the switch and see if the furnace works.

What does pressure switch error mean on furnace?

A pressure switch senses pressure within the flue system. The sensor closes when the furnace kicks in and allows heat to enter into the home. When a pressure switch error occurs the system will shut down and no warm air will enter the home. This switch helps protect the system from overheating and damaging the furnace.

What is error code 12 on a Bryant furnace?

Bryant fault code 12 is BLOWER ON AFTER POWER UP which means that during the startup procedure on heat call from the thermostat it turned the blower on but could go any further because the flame sensor (or the circuit board that analyses its output) cannot verify the flames.

Can you reset a limit switch?

Senasys’ manual reset limit switches are a temperature sensing device with normally closed contacts. The contacts open (limit) at a factory set point. Once that limit is reached, a human must manually press the red reset button for the switch to return back to the normally closed state.

Where is limit switch on Carrier furnace?

The limit switch is a safety control switch located on the furnace just below the plenum. If the plenum gets too hot, the limit switch shuts off the burner. It also shuts off the blower when the temperature drops to a certain level after the burner has shut off.

How much does it cost to replace a pressure switch on a furnace?

Pressure Sensor
There are two types, high and low-pressure switches, for different kinds of furnaces. They prevent the flame from lighting if there is a buildup of gas that could be dangerous. The cost of replacing this switch can range from $40-$350, depending on the type of switch.

Why is my pressure switch stuck open?

The most likely reason that your pressure switch is stuck open is due to: Obstructed venting (chimney/flue pipe) Disconnected or clogged pressure switch hose. Malfunctioning pressure switch.
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