1 the first thing you will need to do is remove the front panel of the heater by removing the screws that hold it in place.
Cleaning rinnai gas heaters.
This prevents cold water from flowing into the water heater and hot water from coming out during the cleaning process.
2 get a vacuum with a hose and preferably a brush on the end of the hose.
It is likely that the cleaning is not enough to solve the problem.
Learn best practices on cleaning your filter from our youtube video learn more.
Shut off the main gas or turn off the circuit breaker for electrical devices.
Having a portable gas room heater that is working to the proper manufacturers specifications is the best practice and there are a few things that can be done.
Wipe the exterior of the ventless gas heater with the cloth to remove dust and dirt.
Close turn off the three water valves attached to your tankless water heater.
Most heaters have 2 screws at the bottom but some have more in different places.
If all the odourant is not burned there would be a kerosene type smell.
Rinnai gas heater service rinnai heater service and gas heater repair involves cleaning of filters cleaning of flues on flued heater models cleaning of the burner and checking pressure in addition to other procedures as required by the specific model including portable gas heater service.
Try opening tap further or turn another tap on as well clean filter on hws and clean water restrictors in shower head and taps if water is isolated and safe to do so.
If flame drops on stove this shows it is possibly a gas supply issue is there enough water flowing.
Gas heater rinnai convector 417 customer s operating information and installation instructions unflued room heater 17 pages gas heater rinnai compact 2 operation manual.
I would suggest having a professional adjust the settings to be sure that all the fuel is being combusted and also a carbon.
Turn off the power source for your tankless water heater.