How do you clear the LC code on Rinnai?

After temporarily reset, controller will cycle between set temperature and LC#. After flushing water heater, the procedure to reset LC codes: Push the two switches (A and B) on PC Board at the same time for five seconds. Water heater will return to normal operation and LC# count returns to 0.

What does LCO mean on a tankless water heater?

Error Code 32: Outgoing Water Temperature Sensor Fault. Error Code 33: Heat Exchanger Outgoing Temperature Sensor Fault. Error Code 34: Combustion Air Temperature Sensor Fault. Error Code 35: Tank Temperature Sensor. Error Code 38: Exhaust or CO sensor Problem.

What does code 11 mean on a Rinnai tankless water heater?

No ignition
Rinnai fault code 11 – No ignition. Check to make sure the gas is turned on at the water heater, gas meter or tank. Ensure the igniter is operational. Make sure the heat exchanger is not clogged and that low water flow is not causing short cycling.

Can a Rinnai Water Heater be used with natural gas?

Rinnai Tankless Water Heaters are only compatible with natural gas or liquid propane for maximum operating efficiency. You will have to extend the gas line to accommodate your Rinnai tankless water heater in most cases. Gas lines are typically ½” to ¾” and will work with a Rinnai system, but 1” is more fitting for a tankless water heater.

Why is there an error code on my Rinnai Water Heater?

If your Rinnai displays an error code 05, you need to restart the water heater and open the hot water faucet. This code is not observed on all Rinnai water heaters. Measuring the resistance of the bypass flow control can help in determining the problem. If the error code persists, you may need to replace the bypass servo.

What should I do if my Rinnai Water Heater is brown out?

The advice per the manual is turn off all the hot water, hit the on off button on the temperature controller twice, and you’ve reset it. If you’ve got brown-outs in your area, you may need to do this a couple times. I do not know if that is better or worse than having to go down into a cold dark basement to reset the furnace.

How to troubleshoot a Rinnai tankless air unit?

Turn off gas valve feeding the appliance.  Unplug igniter wire; hold the igniter wire with an insulated pair of pliers about a 1/4″ from a piece of metal.  Cycle the unit to ensure you see a spark when unit is cycling.

How does a Rinnai tankless water heater work?

With a Rinnai tankless water heater, you’ll never have to choose between taking a piping hot shower, doing a load of laundry, or running the dishwasher. Hot water is always available. Rinnai tankless water heaters last up to twice as long, have twice the warranty, and save energy as they only heat water when it is needed.

How many Rinnai propane heaters are left in stock?

Only 18 left in stock (more on the way). . Only 11 left in stock (more on the way). . Only 9 left in stock – order soon. . . Only 5 left in stock – order soon.

Are You a plumber or a Rinnai installer?

Businesses that depend on hot water rely on Rinnai. Are you a plumber? Plumbers and installers, if you’re the best at what you do, join our Rinnai PRO Network.

Why does my Rinnai Water Heater have code 10?

 Remove burner and inspect copper fins in heat exchanger for a build up between fins.  This will cause air flow restrictions which can lead to code 10’s.  If build up is present, you will need an air compressor capable of delivering 120 psi of air to blow out the burner and heat exchanger fins.