If surge prevention occu rs too soon or too late:
Modify Equipment Configuration If Necessary
The Equipment Config uration table has tabl es to select and view or mo dify. Carrier’s cert ified
drawings will have the con figuration values req uired for the jobsite. Mod ify these tables only if
requested.
Config Table Modifications
Change the values in this tabl e per job data. See certified dr aw ings for values. Modifica tions
include:
chilled water reset
entering chilled wat er control (Enable/Di sable)
4-20 mA demand limit
auto restart optio n ( E nab le/Disable)
remote contact opti on ( E na ble/Disable)
Load Surge Prevention Occurs Too Soon Surge Prevention Occurs Too Late
At low loads (<50%) Increase P1 by 10 psid (70 kPad) Decrease P1 by 10 psid (70 kPad)
At high loads (>50%) Increa se P2 by 10 psid (70 kPad) Decrease P2 by 10 psid (70 kPad)