I would suggest having a professional adjust the settings to be sure that all the fuel is being combusted and also a carbon.
Cleaning rinnai gas heaters.
It is likely that the cleaning is not enough to solve the problem.
Wipe the exterior of the ventless gas heater with the cloth to remove dust and dirt.
2 get a vacuum with a hose and preferably a brush on the end of the hose.
Since natural gas doesn t have an odour there is an additive called mercaptan so that if there is a leak there will be a 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.
This prevents cold water from flowing into the water heater and hot water from coming out during the cleaning process.
5 steps to cleaning your rinnai tankless water heater filter.
Turn off the power source for your tankless water heater.
If all the odourant is not burned there would be a kerosene type smell.
Most heaters have 2 screws at the bottom but some have more in different places.
Gas heater rinnai convector 417 customer s operating information and installation instructions unflued room heater 17 pages gas heater rinnai compact 2 operation manual.
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.
Shut off the main gas or turn off the circuit breaker for electrical devices.
Check gas supply turn gas stove top on then turn hot water tap on.
Close turn off the three water valves attached to your tankless water heater.
Learn best practices on cleaning your filter from our youtube video learn more.