25 VS20WRF and VS20BRF Installer Manual
Installation – LCD Graphics
ICON FUNCTION
Floor sensor probe indicator
Show only when Air + Floor sensor is connected.
Floor sensor probe flashing
Indicates that heating of the zone has been halted to protect the
floor from over-heating.
Low battery indicator:
Batteries need to be replaced.
Setting indicator:
Indicate the unit is in setting mode when program setting.
Indicate the manual mode.
Keylock indicator:
Shows that keys are inactive.
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