About advanced features & operation, Page 23, I2:00 – Venstar T2300FS User Manual

Page 24

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About Advanced Features & Operation

FAN PURGE TIMER -
during an unoccupied period at a preset amount of time prior to Occupied
1. This preoccupancy fan purge timer may be set from zero to three
hours, in 15 minute increments. Zero means this feature is turned off.



When this feature is activated, the fan will turn on

HEAT/COOL DIFFERENTIAL - The Heat and Cool setpoints will not be
allowed to come any closer to each other than the value set in Advanced
Setup step # 8, on page 16. This minimum difference is enforced during
Auto changeover and Program On operation.

Note: To increase the spread between the heating and cooling setpoints,
press the MODE button until only the heat setpoint is displayed; adjust to
the desired setpoint. Press the MODE button until only the cool setpoint
is displayed; adjust to the desired setpoint. Press the MODE button again
to enter the Auto-changeover mode where both the heat and cool
setpoints are displayed.


Page 23

OFF

o

Pm

I2:00

Mo

OFF

o

Pm

I2:00

Mo

WARNING: This will reset all Time Period and Advanced Programming to
the default settings. Any information entered prior to this reset will be
permanently lost.

FACTORY DEFAULTS -
settings back to the factory default settings, follow the instructions below.

If, for any reason, you desire to return all the stored

Place the therm-
ostat in the OFF
mode.

Press
MODE button.
While holding the
MODE button, press
and hold the DOWN
button for 5 sec-
onds. All icons will
appear on the display.

and hold the

After all of the icons
appear, release the
MODE and DOWN
buttons. Then press
and hold the OVER-
RIDE button for 5
seconds.

After the letters Fd
appear on the display
(Factory Default),
release the FAN
button. Press the
MODE button twice
to return to normal
operation.

MODE

MODE

MODE

OVER

R I D E

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