What should I do if my Suburban furnace wont ignite?
Here’s what I’ve tried so far prior to giving up and drinking but that time is getting close lol 1) Turn T stat on and raise temp, so it delays then fan runs, gas valve opens (smell gas outside) but it failed to light after a couple tries then locks out and gas valve closed.
Why is the spark rod on my Suburban furnace not igniting?
It sounds something like the spark rod is a little dirty. The 1/8″ gap is normally not real critical, but try to get the gap as close to it as you can. You can also make sure the ground wire has good connections on both ends.
Why does my Forest River furnace not start?
In terms of Forest River furnaces, they usually have issues with no ignition, cold air blowing or will simply not start. A few people even reported problems with thermostats. When compared to other manufacturers, these problems don’t seem as bad. After all, a thermostat can be easily replaced with any RV model. Suburban RV Furnace Troubleshooting
Why does my fuel burner not ignite in my RV?
Another reason could be a dirty spark ignitor. It will not allow the spark to reach the burner and the fuel. Another common problem where in the fan runs but there is no heat or very less heat in the furnace.
Do you have a bad gas valve on a suburban furnace?
You probably have a bad gas valve. Getting to the gas valve on Suburban furnaces is a real pain, not so bad on the Atwoods, but you still have to check it, not simply throw parts at it. By the way, never take a gas valve apart, unless working as part of a demolition team.
Why does my camper fan not ignite the furnace?
Another common problem where in the fan runs but there is no heat or very less heat in the furnace. This could be because of insufficient air flow in the furnace. An internal sail switch senses low air flow and which cause the furnace not to ignite. This means the fan will run but no heat will be produced.
How can I tell if my furnace igniter switch is working?
Look under your furnace to see if it’s lit. If not, you can use a long match to try and carefully light it again. If that does not work then you have a bigger problem. With an electronic furnace igniter switch, your furnace is safer and does not use the small amount of gas that a furnace with a pilot light does.
Here’s what I’ve tried so far prior to giving up and drinking but that time is getting close lol 1) Turn T stat on and raise temp, so it delays then fan runs, gas valve opens (smell gas outside) but it failed to light after a couple tries then locks out and gas valve closed.
Another common problem where in the fan runs but there is no heat or very less heat in the furnace. This could be because of insufficient air flow in the furnace. An internal sail switch senses low air flow and which cause the furnace not to ignite. This means the fan will run but no heat will be produced.
You probably have a bad gas valve. Getting to the gas valve on Suburban furnaces is a real pain, not so bad on the Atwoods, but you still have to check it, not simply throw parts at it. By the way, never take a gas valve apart, unless working as part of a demolition team.
In terms of Forest River furnaces, they usually have issues with no ignition, cold air blowing or will simply not start. A few people even reported problems with thermostats. When compared to other manufacturers, these problems don’t seem as bad. After all, a thermostat can be easily replaced with any RV model. Suburban RV Furnace Troubleshooting
What kind of power does a suburban furnace use?
Suburban furnaces operate on 12-volt DC power which is supplied either by a 12-volt battery or a converter system. A recreational vehicle furnace that is specifically designed for “park model” trailers operates on 120 volts AC. These are designed and tested under the same standards as the 12-volt models.
Where is the serial number on a suburban furnace?
MODEl & SErial nuMbEr inFOrMaTiOn Model and Serial Numbers for Suburban Furnaces are located on a Data Plate attached to the furnace assembly. Below is an example: MODEl nO. / nuMÉrO DE MODÉlE SF-35F SErial nO./ nuMÉrO DE SÉriE 093102771 STOCK NO.2332 INPUT BTU/HR.35,000 @ DEBIT 10.0” W.C. CALORIFIQUE OUTPUT BTU/HR. 27,300
What kind of AC does a suburban P-40 have?
The Suburban P-40 has the same cabinet size as the NT-SQ and NT-SEQ Series, but is equipped with 120-volt, long-life, heavy-duty AC motors and controls. Offering a capacity of 40,000 BTU/h respectively, the P-40 is designed for use in recreational park trailers in permanent locations.
It sounds something like the spark rod is a little dirty. The 1/8″ gap is normally not real critical, but try to get the gap as close to it as you can. You can also make sure the ground wire has good connections on both ends.
What does it mean when furnace wont ignite camper?
A good way to test this out is to run the blower, (blower is apt to operate fine under 10.5 V) if the blower runs then that means the battery supply may be under 10.5 V and thus its not able to open the furnace valve. Best way will be to use multimeter and clear the doubts, it would show you exact output voltage.
Why does my forced air furnace not ignite?
One of the most common problems on forced air gas furnaces is their failure to ignite and come on. It can be a very frustrating experience that literally leaves you out in the cold. Of course, when your gas furnace fails to ignite you can pick up the phone and call your HVAC repair person.
How big of a gap does a suburban furnace need?
The 1/8″ gap is normally not real critical, but try to get the gap as close to it as you can. You can also make sure the ground wire has good connections on both ends. Thanks Tom, after I took a nap I went back down and this time fully removed the ignitor assembly and burner so I could get at things.
Why does my furnace not ignite when I Turn on the heat?
Clogged air filters and vents can also be the reason why the furnace will not ignite. Make sure if these things, along with the furnace registers, are clean. Clean the filter if there are any obstructions or blockage.
5. The Pilot Light (Faulty Ignition Sensor) The pilot light or ignition sensor is usually the most common issue when your furnace will not ignite. This is typically the problem if you can hear your furnace click on but it does not fire up.
How long does it take a gas furnace to ignite?
If this is the first time you’re attempting to light your gas furnace this season, it is important to know that a furnace ignition with a standing pilot light may take a while to light depending on the length of the gas line and how long it takes the fuel to reach the pilot light.
Why does my furnace not start when I Turn on the heat?
This is typically the problem if you can hear your furnace click on but it does not fire up. A faulty or dirty ignition or sensor is a relatively easy fix, so follow these steps, and you may be able to solve the problem yourself.
What causes a furnace to turn off in an RV?
Check for the furnace box, see if there is anything that is blocking the furnace vents. Any obstruction in the vents will result in malfunctioning and heating of the furnace. This will lead the temperature limiting switch to turn off the furnace. Vents can blocked due to various things, debris dust can also block it.
What should I do with my Suburban nt-16se furnace?
For Models NT-16SE • NT-20SE • Shut off the gas supply at the gas container or source. • Do not touch any electrical switch, This book contains instructions for operating and maintaining the furnace. MAINTENANCE AND CLEANING 2.
What are the parts for a suburban furnace?
The first (Kit #1) has a dual sense electrode (two wires that go to the electrode & before S/N 000303844), the second (Kit #2) has a single sense electrode (one wire that go to the electrode, applicable to S/N above 000303844). Please verify which kit is applicable to your furnace prior to ordering.
What does nt-16seq stand for in furnace manual?
NT-16SEQ ● NT-20SEQ This book contains instructions covering the operation and maintenance of your furnace. Keep with unit at all times. INSTALLER: LEAVE THIS MANUAL WITH THE APPLIANCE. CONSUMER: RETAIN THIS MANUAL FOR FUTURE REFERENCE.
Why is my furnace not igniting my camper?
Make sure valve is entirely turned on for proper supply of gas. Once you start the furnace and smell propane at the exhaust of the camper or RV then that means you have propane supply and the problem could be with the furnace ignitor. In such a scenario you may have to show the circuit board to a rv repair professional.
Why does my forced air furnace not come on?
That, however, does not mean they are bulletproof and will always come on and work when you need them. Like any type of mechanical appliance, they are prone to occasional breakdowns. One of the most common problems on forced air gas furnaces is their failure to ignite and come on.
Why does my Suburban furnace refuse to ignite?
10 ) I figure the sail switch and any limit switches are okay OTHERWISE the gas valve would never open nor would the HV create a spark. Fan runs, gas valve opens, HV ignitor throws a spark (albeit looks weak), get smell of gas out exhaust BUT THE DARN THING REFUSES TO IGNITE. I’m thinking maybe an ignitor problem?????????
Is there a manual for igniting a suburban furnace?
THIS IS NEW BOARD THAT ACTED SAME AS OLD ONE. 6) I tested continuity from HV wire end to igniter tip and it was good with no breaks as wire was flexed around. 7) YES I have a manual but its troubleshooting isn’t much help other then needs a new board.
What should I do if my RV furnace is not working?
In case it is less at 10 V then one of the onboard batteries is likely to be the issue. Without adequate electricity being supplied to the furnace or the thermostat, it might not be able to fire, and the fan may or may not work at all. Consider swapping to a backup battery which can generate in excess of 10 Volts, if feasible.
What makes a mobile RV furnace not work?
Certified Mobile RV Technician, Darren Koepp, troubleshoots a problem with an Suburban SF-35F RV furnace that was not working. After pulling the furnace from it’s enclosure, he was able to pinpoint the problem was the relay on the control board. Replacement of the control board solved this campers issue.
Why does my gas furnace not light up?
When the furnace does not light after a few cycles, it shuts off into lock out mode as a safety feature. This can happen from low gas pressure, running out of LP, failing gas valve or problem with the igniter. Most likely it is a propane issue if it worked the night before. If it is really cold outside,…
When the furnace does not light after a few cycles, it shuts off into lock out mode as a safety feature. This can happen from low gas pressure, running out of LP, failing gas valve or problem with the igniter. Most likely it is a propane issue if it worked the night before. If it is really cold outside,…
The 1/8″ gap is normally not real critical, but try to get the gap as close to it as you can. You can also make sure the ground wire has good connections on both ends. Thanks Tom, after I took a nap I went back down and this time fully removed the ignitor assembly and burner so I could get at things.
What are the most common RV furnace problems?
common rv furnace problems include the furnace wont light, it wont heat properly or it could cycle on and off. Furnace could also make nosie. common rv furnace problems include the furnace wont light, it wont heat properly or it could cycle on and off. Furnace could also make nosie.
What do you do when your gas furnace won’t light?
When the temperature get down to the specified low, the gas valve opens and LP or liquid propane flows through an orifice to the burner assembly. The spark igniter sends a spark to ignite the flame similar to a manual spark or Piezo in a residential gas grill. If your furnace is not starting, you will need to look at the following items: 1.
When the temperature get down to the specified low, the gas valve opens and LP or liquid propane flows through an orifice to the burner assembly. The spark igniter sends a spark to ignite the flame similar to a manual spark or Piezo in a residential gas grill. If your furnace is not starting, you will need to look at the following items: 1.
Why is my propane furnace not turning on?
The valve on the furnace could be clogged thus not able to supply the propane to furnace. A bad or damaged valve has to replaced for proper functioning. Some propane supplies have manual turn off valves, you may check on that too. Make sure valve is entirely turned on for proper supply of gas.
Look under your furnace to see if it’s lit. If not, you can use a long match to try and carefully light it again. If that does not work then you have a bigger problem. With an electronic furnace igniter switch, your furnace is safer and does not use the small amount of gas that a furnace with a pilot light does.
Since you say that the gas is getting to the burner, the board is doing part of its job. A few seconds after the blower starts, you should hear a clunk (gas valve opening) then a rapid clicking which is the ignitor coil on the board sending high voltage to the ignitor wire.
Check for the furnace box, see if there is anything that is blocking the furnace vents. Any obstruction in the vents will result in malfunctioning and heating of the furnace. This will lead the temperature limiting switch to turn off the furnace. Vents can blocked due to various things, debris dust can also block it.
Why does my furnace not start when I Turn Up the thermostat?
If the furnace motor doesn’t start when you turn up the thermostat, the possible problems are the fuse for the furnace, the thermostat, the module board, the small fan relay that is separate on older model furnaces, or the motor itself.
