Rinnai Zen I24 User And Installation Manual page 41

How to use hot water
Hot water can be controlled on the user's device.
1 - Press Ⓐ (Power) button to turn the power of tem-
perature controller ON.
2 - Press Ⓑ to enter hot water control screen.
3 - Press Ⓒ (Hot water) button to start hot water
function.
4 - Adjust Ⓓ to left and right or press
select the wanted setting temperature, and press
Ⓕ(Confirm) button.
● Ⓖ is enabled when hot water is in use and disabled when
hot water is not in use.
● Ⓗ(Hot water preheating) button can be used to start/stop
preheating function.
Ⓔ button to
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