Rinnai Gas Heater (FTR557)

Highlights Turns heater off and on Transmits heater status back to Gateway even when manually controlled Powered internally by Rinnai heater (model¬†557FTR) WARNING: This build works around high voltage, GAS(!!) and directly injects into your gas heater. My Company and I accept no liability whatsoever for anything. 557FTR Service Manual:¬†http://manualzz.com/doc/1237654/rinnai-rhfe-557ftr-service-manual Rinnai Remote Thermostat product Rinnai sells a remote thermostat which plugs into their heaters: https://rinnai.co.nz/Download/ProductFile?encid=3LlAHF7kVaWaug8yiGgvnIfbR4-NmaiQPNZVLYHILBk~ https://www.rinnai-lms.com/resources/288/200000075-Remote%20Thermostat%20Installation%20Instructions.pdf All those modules do is connect two Red and Blue wires together on the units main PCB using a relay. The module provides separate…

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