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If surge prevention occurs too soon or too late:
Modify Equipment Configuration If Necessary
The Equipment Configuration table has tables to select and view or modify. Carrier’s certified
drawings will have the configuration values required for the jobsite. Modify these tables only if
requested.
Config Table Modifications
Change the values in this table per job data. See certified drawings for values. Modifications
include:
• chilled water reset
• entering chilled water control (Enable/Disable)
• 4-20 mA demand limit
• auto restart option (Enable/Disable)
• remote contact option (Enable/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%)
Increase P2 by 10 psid (70 kPad) Decrease P2 by 10 psid (70 kPad)