Instruction manual

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to move the box from the 99 to the 10 (programmable model) or to flash the 10
(non--programmable model). Then press and hold the DOWN key. The 10 will
start counting down toward zero. If the DOWN key is kept pressed until the
count reaches zero, the reset will be performed. When the value reaches zero, the
heat setpoint shall display ----. The cool setpoint shall display -- and the room air
temperature shall display Fd. When the factory defaults have been restored, the
thermostat will act as if power was cycled and return to normal operation. If the
DOWN key is released early, the number will return to 10 and the reset will not
occur .
SYSTEM START--UP AND CHECKOUT
The Thermidistat Control is designed with a built--in installer test capability. It
allows easy operation of equipment without delays or setpoint adjustments to
force heating or cooling. To enable installer test mode, press and hold the fan
button for 15 seconds. After 10 seconds, the thermostat will enter Configuration
Mode. Continuing to hold the Fan button through 15 seconds will cause the
thermostat to enter Installer Test Mode. Pressing the Mode button will change the
system operating mode to test the heating and cooling equipment. Auto Mode is
not available during Installer Test Mode. If no buttons are pressed for 15
minutes, the installer test mod e will be terminated. Pressing DONE at any time
will exit installer test mode.
Heat -- The first stage of heating will be energized for three minutes, then the first
and second stages (if a second stage exists) will turn on for an additional three
minutes. During the first stage of heating, the HEAT ON icons will be displayed.
During the second stage of heating (if one exists), the “2” next to the “On” will
be displayed if the system has a two-- stage compressor (A2, h2, or H2 unit
types). The “auxiliary heat on” icon will be displayed if the second stage is
electric heat (HP unit type). For Hybrid Heat installation or heat pump