Carrier AquaEdge 19XR series - TO VIEW AND CHANGE SET POINTS (Fig. 23)

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TO VIEW AND CHANGE SET POINTS (Fig. 23)
1. To view the SETPOINT table, from the MENU screen
press .
2. There are 5 set points on this screen: BASE DEMAND
LIMIT, LCW SETPOINT (leaving chilled water set
point), ECW SETPOINT (entering chilled water set
point), ICE BUILD SETPOINT, and TOWER FAN
HIGH SETPOINT. Only one of the chilled water set
points can be active at one time. The set point that is ac-
tive is determined from the SERVICE menu. The ECW
option is activated on the TEMP_CTL screen and Ice
Build is enabled on the OPTIONS screen. See the Service
Operation section, page 63. The ice build (ICE BUILD)
function is also activated and configured from the SER-
VICE menu.
3. Press or to highlight the desired
set point entry.
4. Press to modify the highlighted set point.
5. Press or to change the select-
ed set point value.
6. Press to save the changes and return to the previ-
ous screen.
SERVICE OPERATION — To view the menu-driven pro-
grams available for Service Operation, see Service Operation
section, page 63. For examples of ICVC display screens, see
Table 3.
SETPOINT
19XR_II
SETPOINT SELECT
SETPOINT
Base Demand Limit
Control Point
LCW Setpoint
ECW Setpoint
ICE BUILD Setpoint
Tower Fan High Setpoint
100%
50.0 F
60.0 F
40.0 F
85.0 F
Fig. 23 — Example of Set Point Screen
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