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1 — The user has access to modify Home, Sleep, Away , and UP/DOWN
setpoints.
2 — The entire keypad is locked. When a button is pressed, the backlight will
turn on but none of the operating parameters will be changed.
When the keypad lock selection is turned on, the padlock icon will be displayed.
To unlock the keypad, press and hold the UP/DOWN buttons simultaneously for
five seconds. When the keypad is unlocked, the padlock icon will turn off. The
keypad will remain unlocked for two minutes after the last button press. After
two minutes with no button presses, the keypad will lock again. The keypad will
not lock in the software configuration mode or in the installer test mode.
Default is OF (off).
Option 22 — High Cool Latch Temperature (only available if outdoor
sensor is present)
An outdoor sensor is required for high cool latch feature.
This selection is only available when Option 1 is set to H2, A2, or h2 and when
Option 7 (zoning) is set to OF (off). Configuration settings are OF (off), 80, 85,
90, 95, 100, 105, 110, On.
OF (off) — Cooling always starts in low stage (Y1) and stages up to high stage
(Y1 and Y/Y2) when demand is sufficient a nd staging timer constraints have
been satisfied.
80--110_F/27 --43_C — Outdoor temperature above which both first and second
stages of the compressor are energized to satisfy all cooling demands. When a
cycle starts under a high cool latch, it will finish the cooling cycle on high stage.
If the cooling equipment is energized to satisfy a dehumidify demand only (no
cooling demand), the latch will not be applied.