Emerson XM678D - Keyboard Commands and Setpoint Modification; XM678 D Keyboard Commands; Modifying Air Temperature Regulation Setpoint

Keyboard Commands User Interface • 21
11.3.Keyboard Commands
• LIGHT relay: Press the light button
• AUX relay: Press the down arrow button
• Manual defrost: Press the defrost button for three (3)
seconds
• ON/OFF: Press the ON/OFF button for three (3)
seconds (if the function is enabled)
• ES: Press the ON/OFF button for three (3) seconds
(if the function is enabled)
11.3.1.
+
Press for three (3) seconds to lock (Pon)
or unlock (PoF) the keyboard.
Press both keys to exit the programming
mode or from a menu; when on
submenus EEV, pressing these keys
return you to the previous level.
Press both keys for three (3) seconds to
enter the first level of the programming
mode.
Double Commands
11.4.How to Modify the Air
Temperature
Regulation Setpoint
The thermostat setpoint is the value used to regulate
the air temperature. The regulation output is
controlled by the electronic valve or the relay.
BEGIN
Press the SET key for
three (3) seconds (the
measurement units will
blink).
Value
modification
or
Use the up arrow and
down arrow keys to
change the LS and US
parameters value.
EXIT
Press the SET key to
save the value (the value
will blink for two (2)
seconds).
Wait for 10 seconds to exit. Press and release the SET
button to display the air temperature setpoint (value
displays for 60 seconds).
Table 11- 2 - Double Commands
Table 11- 3 - Modifying the Air T
emperature Regulation Setpoint