How to troubleshoot a bad Atwood ignition switch?

Leave switch off, go outside to heater and un-plug 4 pin connector. Go back inside and turn switch on Go back outside and plug in 4 pin connector, then heater will ignnite !! Seems like bad switch or perhaps control board, or ??? It’s the board. An interesting troubleshooting process.

When to buy Atwood RV cut off switch kit?

RV Water Heater Thermal Cut Off Switch Kit Replace for Atwood 93866 Work for The Electronic Water Heater Models # GCH6-4E GCH6-6E G6A-7E G6A-8E GC6AA-9E GCH10A-2E G610-3E GH610-3E XT Series. . . . In stock on June 12, 2021.

Is the Atwood 6 gallon water heater an incredible piece?

You would like to know every single thing about the water heater. Those who have never purchased an Atwood 6-gallon water heater may question how a water heater can be considered “an incredible piece” when the reason these people are here in the first place is to get something to help them troubleshoot their water heater.

How to replace an Atwood RV water heater switch?

What happens if there is no power to the ignition switch?

If fuse is good check for power being available at the ignition switch connector. If no power there, check wiring between PDC and the ignition switch-if power is up to the switch, but nothing happens with key on, no dash or warning lights, then could have a bad ignition switch. It just sounds like a maxi-fuse has blown, or a bad fusible link.

How to fix an Atwood gas water heater?

Check connections and voltages and look for easy simple fixes (bad resistive switch contacts, ribbon cable connection, other limits) FIRST before investing in circuit boards etc. Atwood G6a-8E Gas water heater; problem: Turn switch on inside, no ignition. Leave switch off, go outside to heater and un-plug 4 pin connector.

What to do if your ignition light is not working?

If wiring is not overheated, flood the ignition switch with switch cleaner or WD40 and likewise the local multi-plug connector. You might also be able to locate the source of the problem by wriggling the local connections mentioned whilst operating the switch.

Why is my Atwood 8531 furnace not igniting?

It turned out to be in the gas valve not getting the proper pressure to the heater. Lifted the little cap off the gas valve and inside turned the inserted screw very gently till it stopped. Do not tighten. The furnace has worked perfectly ever since. I found that my atwood 8531 furnace would not ignite unless I pounded on the side of the furnace.

Where is the sail switch on an Atwood furnace?

The furnace is rated to be safe and not ignite if the blower doesn’t produce enough air flow (70%). The sail switch is located on the underside of the blower motor (squirrel cage) housing. The switch is held in by two screws.

Is there a problem with my Atwood water heater?

This is actually a fairly common problem with older Atwood water heaters. Dinosaur has sold a lot of replacement boards for this very reason. A new board will fix the problem, but the board is not the problem. It is the connector on the wiring harness.

Where is the eco switch on an Atwood RV?

In 2003, Atwood relocated the Switch, Thermostat and ECO that was installed on the back of combination 6 and 10 gallon Gas/Electric Water Heaters. A double switch is now located inside the RV for convenience and a joint ECO and T-Stat is located on the gas side of the water heater.

How big is the Atwood RV water heater?

Atwood water heaters are mounted flush on the RV sidewall. Atwood Water Heaters feature foam-insulated aluminum tanks. These insulated tanks prevent heat loss. Our fast recovery Water Heaters produce hot water up to 7.4 gallons per hour at 70% efficiency. The RV heater features a Pilot Ignition that has efficient time-tested performance.

What do you need to know about Atwood furnaces?

Atwood furnaces are designed primarily for use in recreational vehicles such as motor homes and travel trailers; they heat the vehicles. Atwood furnaces offer two-stage heating, digital thermostats and self-diagnostics. They come in a variety of sizes for different recreational vehicle needs.

How many Atwood mobile products are left in stock?

Only 15 left in stock – order soon. . Only 7 left in stock (more on the way). . Only 1 left in stock – order soon. . . . Only 11 left in stock (more on the way). . Only 20 left in stock – order soon. . Only 1 left in stock – order soon.

Is there an Atwood refrigerator electric mode failure?

Atwood Refrigerator – Electric Mode Failure? If this is your first visit, be sure to check out the FAQ by clicking the link above. You may have to register before you can post: click the register link above to proceed. To start viewing messages, select the forum that you want to visit from the selection below.

What kind of warranty does Atwood furnace have?

Atwood furnaces offer two-stage heating, digital thermostats and self-diagnostics. They come in a variety of sizes for different recreational vehicle needs. While most Atwood furnaces come with limited warranties and should operate normally with regular care and maintenance, owners may experience issues occasionally.

Is the Atwood 8500 a two stage furnace?

Atwood 8500-IV Model 2334 Two Stage / 2 stage ADDITIONAL ATWOOD FURNACE 2334 2 STAGE AVAILABLE PARTS LINKS

What does it mean when water heater tries to ignite?

On some RV’s you can hear the water heater sparking and the gas lighting from the inside. A water heater will try to ignite 3 times and stop. Turning the inside switch off and on will restart the 3 lighting process and many times the heater will work on the second 3 tries.

What’s the best fuse for an Atwood water heater?

What should I do if my Atwood furnace is not working?

Open the main panel on the furnace and take out the filter. Clean the filter with dish-washing liquid and soap, and rinse thoroughly. Set the filter aside to dry, and reinstall it before starting the furnace back up. Contact Atwood with any additional questions or problems.

What are the parts on the Atwood 8535-iv?

ATWOOD FURNACE 8535-IV EXPLODED PARTS VIEW LINKS. Item# 1 Blower Wheel 33126. Item# 8 On/Off Switch 31092 (Replaces P# 36121) Item# 9 Gas Valve Replacement Coil 31000 NLA. *Not Shown* Time Delay Relay 48000. Item# 10 Combustion Air Wheel 33128. *Not Shown* Screw Door Latch 33847. Item# 14 Slide Plate 37411. Item# 15 Thermostat, Brown 38452 NLA.

How to test the Atwood water heater thermostat?

How to Test Atwood Water Heater Thermostat. The best way to test this part on your water heater is by using a continuity tester. When the water is cold there should be continuity between the contacts. When the water is hot there should be no continuity.

What kind of circuit board do I need for my Atwood water heater?

The quickest way to test a circuit board for your water heater is to use the circuit board from your Hydroflame furnace if you have one. The 8500 or 8900 models are the most compatible with your Atwood heater and should plug in easily. There will be the same 20-second delay that happens on your furnace when you power up the water heater.

What are the red flashes on an Atwood furnace?

I’ve an Atwood furnace that codes 3 red flashes for Ignition Lockout Fault. After the furnace fires for 5 seconds three I’ve an Atwood furnace that codes 3 red flashes for Ignition…

Why does my Atwood flame furnace not light?

Needless to say, no gas would reach the burner if the valve fails to open. Take a look at the valve and assess its quality. In most of the case, you should be able to replace the gas valve at moment notice without much difficulty. 4. Flawed Igniter After you activate the furnace, the igniter would generate sparks and ignite the propane gas.

What kind of furnace does an Atwood 8531 have?

I have an Atwood 8531 Hydroflame furnace, orginal to a 2005 Tioga 22B class “c” RV. When turned on, the fan comes on and the burner ignites normally, but the burner shuts off after a few seconds. Atfe … read more My atwood 8500-IV Series furnace will inginted for about 5 seconds and thrn shuts off this happens two or three times until nothing.

I’ve an Atwood furnace that codes 3 red flashes for Ignition Lockout Fault. After the furnace fires for 5 seconds three I’ve an Atwood furnace that codes 3 red flashes for Ignition…

How often does an Atwood furnace try to ignite?

The furnace will ingite, but after about 5 seconds, the burner will shutoff and the blower continues to run. It will try to ignite about about 3 times. … read more

What to do if your igniter board is bad?

A quick way to test if the board is bad if you have a Hydroflame furnace, particularly the common 8500 or 8900 series with easy access, is to just borrow the igniter board from it and try it on your water heater.

When to buy a new ignition circuit board?

If you do buy a new circuit board, I strongly recommend that you get one from Dinosaur Electronics as they cost about half what the OEM boards do and have a 2 year warranty while OEM has only 1 year.

Are there different types of electronic ignition water heaters?

There is more than one type of electronic ignition water heater. To better understand how yours works, you will need to know what type you have. Induced draft water heater. An induced draft water heater is a type of water heater that uses a small fan, to draw the combustion gas from the combustion chamber.

What causes an igniter on a water heater to fail?

If you are getting too much voltage, (over 125 VAC) it can cause your igniter to fail. Use your multimeter, to test how much voltage is going to the igniter. Most new electric igniter water heaters will have a control board. The control board will throw a code if there is a problem with the voltage.