How do you light a new furnace?

Once the gas has had time to dissipate, turn the knob to "Pilot." Then, hold down the "Reset" button and bring the flame of a long lighter close to the pilot light opening. This should light the furnace pilot light. Once you are sure the pilot light is on, release your pressure on the reset button.

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Likewise, how do you restart a gas furnace?

The process is easy and takes about 10 minutes to complete.

1. Adjust the thermostat setting inside the house to the lowest temperature.
2. Locate and shut off the gas valve near the furnace.
3. Turn off the electric circuit that powers the heater.
4. Remove the panel doors from the gas heater.

Secondly, is there a pilot light on a gas furnace? If you have an older gas furnace, your heating unit relies on a little blue flame known as a pilot light to ensure ignition of the burners. If your furnace has a round knob on the gas valve with the words OFF/ON/PILOT, you have what's known as a standing pilot ignition.

Just so, how do you know if your furnace pilot light is out?

How to Know If Your Pilot Light Is Out

1. Locate the burner chamber door for the furnace or water heater.
2. Inspect the burner chamber and locate the pilot light tube.
3. Light the pilot light following the instructions printed on the label attached to the outer surface of the appliance.

Why heat wont come on?

It's the most likely reason your heat won't turn on. And more often than not, the problem is that your furnace is just plain dirty: A dirty blower motor can lead to equipment failure. The heat exchanger won't work unless enough cool air moves across it to keep it from overheating.

Related Question Answers

Where is the furnace reset button?

How to Find My Furnace Motor Reset Button

1. Turn off the power to the furnace at the circuit breaker. The circuit breaker is clearly marked.
2. Lift up the blower compartment cover to access the blower wheel and blower motor.
3. Look for a small red or yellow button on the side of the blower motor.
4. Press the reset button down if it has popped up.

Should I hit the reset button on my furnace?

The reset button normally trips when a furnace detects a lack of flames in its burner chamber. Your heating system will immediately turn off to stop damage from occurring. There are several different reasons why the flame might go out. They are usually related to an interruption in the fuel supply.

Do furnaces have a pilot light?

Gas furnaces now come with an igniter that works electronically to light the gas and heat the home. These newer furnaces do not use a pilot-light system as the older furnaces did. If your furnace is equipped with an electronic igniter, you cannot light the furnace manually.

Can I turn my gas back on myself?

Once the valve is turned off, do not turn it back on by yourself. It must be turned on by a gas company technician. The gas company will likely perform a pressure test on the system and relight all pilot lights in the house as part of turning the gas back on.

How do you troubleshoot a gas furnace?

Furnace Troubleshooting Recap:

1. Clean or replace air filter.
2. Troubleshoot thermostat problems — replace batteries if necessary.
3. Set thermostat to heat and at a higher temperature than the current room temperature.
4. Check electrical panel for blown fuses or tripped breakers.
5. Make power switch near furnace is flipped on.

How do you light a gas furnace?

Once the gas has had time to dissipate, turn the knob to "Pilot." Then, hold down the "Reset" button and bring the flame of a long lighter close to the pilot light opening. This should light the furnace pilot light. Once you are sure the pilot light is on, release your pressure on the reset button.

What do you do when your furnace won't turn on?

What to Do When Your Furnace Won't Turn On

1. Check Your Circuit Breakers. Even if you use a gas or propane furnace, some of the components run on.
2. Check Your Thermostat.
3. Check the Drain Pan.
4. Check Your Air Filter.
5. Check the Pilot Light.
6. Check Your Natural Gas or Oil Supply.

What causes a furnace not to light?

If your furnace does not heat at all. Thermostat malfunctions cause most heating system failures. Other causes include a tripped circuit breaker or blown fuse, or—in the case of combustion furnaces—a pilot light that has gone out. Or replace the fuse.

Why is my furnace not getting gas?

The pilot or electric ignition might be the cause of your furnace problems. If the pilot light fails to stay lit, this may be a result of issues such as a clogged pilot orifice, a loose or faulty thermocouple, a defective safety cutoff valve, or the pilot's flame may have been set too low.

Why do furnace ignitors go bad?

Most of the time when ignitors go bad that often it is because the ignitor is not shutting off after the gas in the furnace is ignited. If the ignitor stays on for an extended period of time this will make the ignitor short-lived. Too much voltage to an 80 volt ignitor will burn them out quickly.

How do I light my electronic ignition furnace?

The pilot light has a separate small gas line running to it with its own valve. When the furnace comes on, this valve opens, and then the electric spark ignites the pilot. A flame sensor detects that the pilot is lit, opens the valve to the burners, and the pilot light ignites the burners.

Can you clean furnace ignitor?

Dust the hot surface igniter without touching it Clean the dust off the hot surface igniter by leaving the igniter in place and blowing air through a straw. This part breaks very easily; don't even touch it. In fact, when you replace the furnace doors, do so gently to avoid breaking the igniter.

Where is the pilot light on a furnace?

Go to the furnace and find the pilot valve. The pilot valve body is a box-shaped device into which the main gas line will run; it is located near the gas burners. It will usually have a gas cock or valve knob that reads ON, PILOT, and OFF. Locate this gas cock or knob.

How do you relight a pilot light?

Relight the pilot light. Turn the knob to “Pilot,” and let gas to flow to the pilot. Light a lighter or match, then push in the reset button. Hold your flame to the pilot light's opening. Keep the reset switch depressed until the pilot light is burning steadily.

What do you do when your pilot light goes out?

What Should You Do If Your Pilot Light Goes Out?

1. Locate the pilot light assembly, including the gas valve with “On,” “Off,” and “Pilot” settings, and pilot reset button.
2. Rotate the valve to the “Off” position, and wait several minutes.

Is it dangerous if your pilot light goes out?

Can a Pilot Light Outage Be Dangerous? The worry here is that when a pilot goes out, the gas valve that supplies the fuel for the pilot flame could still be pumping gas. This can mean a buildup of gas, and when the pilot is relit or relights itself it could result in a very serious explosion.

Do I need to turn gas off if pilot light goes out?

This system will allow a small amount of gas to leak through the pilot tubing. If the pilot light is out, the gas must be shut off at the appliance isolation valve, normally located in close proximity to the appliance. Then you can follow the manufacturer's instructions to relight the pilot.

Why is my boiler not igniting?

Burner won't ignite: This is the most common cause of a boiler failing to provide heat. If the gas jets on the burner will not ignite, no heat will warm up the water in the tank. The trouble may be due to a failed electronic igniter/pilot light, or perhaps trouble in the gas line.

Why is my furnace running but no heat?

Dirty filters are the most common cause of furnace problems. Dust and dirt restrict airflow—and if the filter gets too clogged, the heat exchanger will overheat and shut off too quickly, and your house won't warm up. If the blower is running but no heat is coming out, replace the filter.