1
Rinnai Corporation EX17 / EX22 Manual
Frost Protection
■
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.
The default position is ON. If the power is lost, when it returns, the appliance will turn on due to the frost
protection function.
1
1
2
3
■
Follow the steps below to set and operate the Frost Protection:
Make sure the heater is turned OFF.
Press the “Frost” button. The
Frost Protection temperature
and the “Frost” indicator will be
displayed.
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
“Frost” indicator will go out.
Set
Frost
pm
Tu
Eco
Frost
Override
Auto
ON/OFF
Set
Frost
pm
Tu
Programming
Clock
Timer
Select
pm
Tu
Eco
Frost
Override
Auto
ON/OFF
Summary of Contents for EX17
Page 41: ...41 Rinnai Corporation EX17 EX22 Manual Cut Away Diagram ...
Page 43: ...43 Rinnai Corporation EX17 EX22 Manual Ladder Diagram ...
Page 44: ...44 Rinnai Corporation EX17 EX22 Manual Flow Diagram THERMISTOR ...
Page 46: ...46 Rinnai Corporation EX17 EX22 Manual Parts List ...
Page 48: ...48 Rinnai Corporation EX17 EX22 Manual Parts List ...