Trane FARRAR ULC Series Installation, Operation And Maintenance Manual page 21

Ultra low storage chamber
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System Configuration
Complete the following steps to change system configuration settings:
1.
The user has the option to select between SINGLE SIDED OPERATION and DUAL SIDED OPERATION for the
machine. If SINGLE SIDED OPERATION is selected the SELECT DUAL OPERATION button will be displayed on the
screen. If DUAL SIDED OPERATION is selected the SELECT SINGLE OPERATION button will be displayed on the
screen. The user has the ability to switch operation modes from this screen by selecting the button that is displayed
on the screen.
Confirm whether one or two refrigeration systems are operational by looking at the OTHER SIDE DETECTED? icon
2.
that is displayed.
An X means the opposite side system is not detected.
A checkmark means the opposite side system is detected.
Touch the SCREEN BRIGHTNESS (right arrow) icon, and the adjustment screen will open. Adjust the display bright
3.
ness to the desired level. Touch the X in the upper right corner of the screen to return to the System Configuration
screen.
Touch the IGNORE DOOR SWITCH icon to disable the door switch input. This will allow the refrigeration system to
4.
remain powered on when the door is open. One of two icons will display:
The door switches will be monitored. Both refrigeration systems will turn off as long as the door remains
open.
The door switches will be ignored. The refrigeration system will continue to run under temperature control,
regardless of whether the doors are open or closed.
5.
Press the right arrow
Note: When IGNORE DOOR SWITCH mode is activated, a message on the HOME screen will appear:
Figure 13: System Configuration Screen
to go to the next screen.
WARNING: DOOR SWITCH DISABLED
ULC SERIES INSTRUCTION MANUAL
21

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