Carrier PC211 Start-Up, Operation And Maintenance Instructions Manual page 291

Table 10H — Normal Run with Reset, Temperature, or Demand
Primary Message
Running — Reset Active
Running — Reset Active
Running — Reset Active
Running — Temp
Control
Running — Temp
Control
Running — Temp
Control
Running — Demand
Limited
Running — Demand
Limited
Running — Demand
Limited
Running — Demand
Limited
Running — Demand
Limited
Running — Temp
Control
Running — Demand
Limited
Running — Temp
Control
Secondary Message
4-20MA Signal
Remote Sensor Control
CHW Temp Difference
Leaving Chilled Water
Entering Chilled Water
Temperature Ramp Loading
By Demand Ramp Loading
By Local Demand Setpoint
By 4-20MA Signal
By CCN Signal
By LoadShed/Redline
Hot Gas Bypass
By Local Signal
Ice Build Mode
Probable Cause/Remedy
Reset program active based upon Config table
setup.
Default method of temperature control.
ECW control activated on Config table.
Ramp loading in effect. Use Service1 table to
modify.
Ramp loading in effect. Use Service1 table to
modify.
Demand limit setpoint is actual demand.
Demand limit is active based on Config table
setup.
Hot Gas Bypass is energized. See
tion in the Control section.
Active demand limit manually overridden or
Status01 table.
Machine is running under Ice Build temperature
control.
Surge Preven-