Setting The Economizer / Damper Program; Setting The Purge Cycle - Robertshaw 9901i User Manual

Setting the Economizer / Damper Program

MAIN MENU
HEAT / COOL
DAY / TIME
FAN
FRESH AIR
HOME
SELECT

Setting the Purge Cycle

PURGE CYCLE
OPEN TIME 5 MIN
CLOSE TIME 2 HRS
FRESH AIR MENU SELECT
The thermostat can be set to open or close a damper or economizer at different times during the day. To
program this setting, select FRESH AIR from the main menu and press SELECT.
FRESH AIR MENU
Select FRESH AIR PROGRAM. Press SELECT.
FRESH AIR PROGRAM
PURGE CYCLE
MAIN MENU SELECT
MON TO SUN
WEEKDAY
WEEKEND
MONDAY
FRESH AIR MENU
During periods when the facility may be unoccupied, the thermostat can open the damper or economizer
to bring in fresh air for short periods of time. To set, simply select PURGE CYCLE from the FRESH AIR
MENU and press SELECT.
Using the UP and DOWN buttons, change the desired open time and close time for the damper.
To disable this function, set the OPEN TIME to 0. The word OFF will appear.
NOTE: This function will operate only when the damper is closed during an event.
Programming is just like the temperature program. The
SELECT PROGRAM DAYS
time of the events is determined from the setting in the
TEMPERATURE PROGRAM MENU.
MON-FRI PROGRAM
SELECT
DAWN
OCC
DUSK
UNOCC
BACK
Using the UP or DOWN
DAMPER
arrow, select OPEN or
6:00AM CLOSED
CLOSED for each event.
8:30AM CLOSED
5:00PM CLOSED
6:00PM OPEN
SELECT
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