Installer Setup; Program Mode Operation - York LX series Owner's Manual

Installer Setup

How to Change Settings in the Setup Screens
To enter Advanced Setup, press the SETUP button, then press MODE. Use the
WARMER or COOLER buttons to adjust the value of your selection. Press
MODE to advance to the next setup step. Press SETUP again to leave the setup
screens.
MODE
SETUP
Selecting Your Program Mode (Setup Step 1)
This thermostat may be configured to be programmable or non-programmable.
7 Day Program - Allows all seven days to be programmed independently.
Non Program - No advanced time period programming available.
1 Day Program - Allows one 24 hour day to be programmed. This same schedule will
be repeated everyday the program is set to run.
5/2 Day Program - Allows weekdays and weekends to be programmed independently.
Selecting Your Available Modes (Setup Step 2)
Auto-Changeover - Allows the thermostat to turn on heating or cooling based on
room temperature demand. Also allows the manual selection of HEAT only or COOL
only and OFF.
Heat and Cool - Allows the thermostat to turn on heating or cooling depending on
which one has been manually selected. Auto-Changeover is not available when this is
selected.
Heat Only - Allows the thermostat to only turn on HEAT or OFF modes.
Cool Only - Allows the thermostat to only turn on COOL or OFF modes.
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