Frost Protection - Rinnai RHFE-431WTA Owner's Operation And Installation Manual

Energysaver gas direct vent wall furnace
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This function allows a minimum room temperature to be pre-set, between 38 F and 60 F. Once the
Frost Protection function is selected the appliance will start heating whenever the room
temperature falls below the selected temperature, regardless of timer or manual settings.
In addition this function can be used to protect the elderly of infirm who may suffer from
hypothermia.
Follow the steps below to set and operate the Frost Protection:
1
Make sure the heater is turned OFF.
2
Press the "Frost" button. The
Frost Protection temperature
and the "Frost" indicator will be
displayed.
3
Press the "
" and "
buttons to select the Frost
Protection temperature.
(Between 38 F and 60 F).
When the "Frost" indicator is displayed the Frost Protection is operating, and will always prevent the
room temperature from falling below the pre-set Frost Protection temperature.
To turn off the Frost Protection:
Press the "Frost" button. The
1
"Frost" indicator will go out.

FROST PROTECTION

pm
Tu
"
pm
Tu
pm
Tu
Set
Frost
Set
Frost
– 34 –
Frost
Eco
Override
Auto
ON/OFF
Programming
Clock
Select
Timer
Frost
Eco
Override
Auto
ON/OFF

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