What is DSI fault on RV hot water heater?

DSI means direct spark ignition. FLT means fault. That means it tried to ignite the burner on the water heater but failed. First thing is to check your propane supply.

What is the DSI fault?

DSI fault means that the gas did not ignite during start up.

How do I manually light my RV hot water heater?

Step 1: Turn the Pilot Light Knob to “Pilot” We first need to turn the knob from “Off” to “Pilot”.
Step 2: Light the Pilot Light. We are now ready to manually light the pilot.
Step 3: Turn the Pilot Light Knob to “On” Once the pilot is lit, turn the pilot setting knob from “Pilot” to “On”.

Can I run my RV water heater on gas and electric at the same time?

Propane RV water heaters are the best RV water heater option for those who enjoy dry camping and wish to conserve electricity. It is also possible to use both electricity and propane at the same time in order to heat the water more quickly.

What does DSI stand for water heater?

Direct Spark Ignition
A step-up from the manual LP gas water heater is the LP gas model with Direct Spark Ignition or DSI. What DSI means is, rather than going outside to manually light the water heater with a match or striker you light it from inside the RV at the touch of a switch.

What is a DSI switch?

DSI stands for direct spark ignition. DSI means that the water heater can be automatically lighted by a switch inside the RV.

Why is my heater not working in my RV?

In some RV’s the thermostat isn’t directly connected to the onboard 12-Volt batteries. Then turn the thermostat on and give it a minute or two to reset it’s internal program. If it is indeed a simple low battery problem the thermostat should act normally, and the furnace should fire again.

Why is the DSi FAULT light on on my water heater?

My hot water heater quit working. I checked the a/c switch, thermostat, eco and thermal switch. This led me to the relay. I replaced the relay and the water heater worked for about a day and a half. The DSI fault light came on. I turned the switch off and it reset. However about 4 hours later, the DSI fault light came on again.

When does eco auto reset on a DSi water heater?

The ECO auto resets when water temp drops below 150*F BUT no reheating can occur until owner manually resets the FAULT Light…..turning On/Off switch OFF then back ON. When main flame lights a milivolt signal is generated (flame ionization) and that signal goes back to circuit board to ‘prove’ a flame is burning.

Why is the DSi FAULT light on in my RV?

You exclaim that you certainly turned the water heater on. And yet the water did not warm up. So, you decide to pay a visit to the water heater panel inside your RV. That’s when you notice that the DSI fault light is on. Yes, that’s the light that tells you that there is something wrong with the water heater.

Why is my water heater in fault mode?

Water heater went to DSI Fault mode after firing up normally and warming water up, I did notice that it stayed running longer than usual then it turned off and immediately went into fault mode. I cycled switch in the morning and it did same exact thing, what does this fault indicate???

The reason behind your cold bath is because your water heater is not working. And you can confirm this by checking for the DSI fault light. You see, whenever something is wrong with the water heater the DSI fault light will automatically turn on. That’s an indicator telling you something went wrong and you need to fix it.

What does DSi stand for in hot water heater?

DSI stands for “Direct Spark Ignitor.” I also found an explanation of the DSI Fault at another forum. A participant there gave this description: “OK that means your hot water heater failed to start. It tried 3 times and locked out. Direct Spark Ignitor fault (flt). You probably have air in the line and it needs to be flushed out.