Questions -
Silver case - 5 Year parts, 1 labour
White case - 3 Year parts, 1 labour
Most Rinnai units do not require a test point. Due to the burner technology utilised in the majority of the heaters there is no requirement to conduct combustion analysis. We recommend you check the gas pressures are correct as per MFI's.
You can find out what appliance you have by looking at the data badge on the left-hand side of the appliance. This begins with 'REU'.
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Possible problem with the recirc pump or a passing non-return/check valve. System investigation is required.
This could be the result of a passing TMV on the system. System investigation is required.
This could be a result of Lime scale build up or incorrect burner pressures set. Check gas pressures as per MFI's, remove heat exchanger thermistor and look for scale deposits. If scale present, flush heat exchanger for 24 hour period with a light acidic solution like white vinegar.