USER GUIDE
Control Operation - Service 6
u-line.com
SAFETY • INSTALLATION & INTEGRATION • OPERATING INSTRUCTIONS • MAINTENANCE •
SERVICE
Differentials
NOTICE
Customer care MUST be notified and approve of
any changes to the differential before they are
made. Failure to notify customer care will void
the warranty.
Differentials are used to determine the maximum variation
from set point and have a range of 0 through 10. The
table below shows the effect of differentials on cooling
cycles with a set point of 45°F (7°C).
NOTE: Air temperature does not reflect product
temperatures.
The graph below shows a unit’s cooling cycle over time
with various differentials.
Factory Default
Factory Default will restore all settings to their factory
default.
To access Factory Default
1. Press to select “Factory Default”.
2. Press .
To exit Factory Default, press to select “Return to
Menu” and press to confirm.
Re-Select Model
NOTICE
Before altering model selection, U-Line customer
service must be notified. Failure to notify
customer service will result in voiding of the
manufacturer warranty. Call U-Line Customer
Service for assistance.
After a new model number is selected, power unit must be
removed by unplugging it from the electrical outlet.
Re-Select Model allows the unit’s model configuration to
be modified. Changing the unit’s model completely
reprograms available zones, relay assignments, DC output
assignments, etc.
Differential
Cycle Start °F (°C) Cycle End °F (°C)
0
46 (8)
44 (7)
1
47 (8)
43 (6)
2
48 (9)
42 (6)
3
49 (9)
41 (5)
4
50 (10)
40 (4)
5
51 (11)
39 (4)
Up
Select
Down
RETURN TO MENU
DIFFERENTIALS
ZONE = 1°F
Can be displayed in Celsius
p'LɞHUHQWLDO
p'LɞHUHQWLDO
p'LɞHUHQWLDO
6HW3RLQW
7
HPSHUDWXU
Hp)
Up
Select
Down
RETURN TO MENU
FACTORY DEFAULT
RESTORE?
Up
Select
Down
RETURN TO MENU
RE-SELECT MODEL #
3018R
