Rinnai i060C Installation And Operation Manual page 74

To adjust the CH setpoint temperature, follow the steps below.
IMPORTANT

When outdoor reset control activates, the target supply temperature for the CH system
will not follow the CH setting temperature.

When the boiler is in operation, pressure and temperature are alternately displayed on the
controller.
Pri.
Press the Switch Operation Mode
button until the Central Heating
Active button appears on the home
screen.
°
Pri.
Press the Select button to confirm the temperature.
This temperature setting is displayed for a few seconds
and then returns to standby mode.
74
°
Pri.
Adjust the temperature with the Up
or Down arrows until the
appropriate temperature is
displayed.
Rinnai I-Series Condensing Boiler Combi Manual