Configure SERVICE1 Table
Access Service1 table to modify/view the following to jobsite parameters:
Note: Other values are left at the default values. These may be changed by the operator as
required. Service2 and Service3 tables can be modified by the owner/operator as
required.
Modify Minimum and Maximum Load Points (∆T1/P1; ∆T2/P2) If Necessary
These pairs of machine load points, located on the Service1 table, determine when to limit
guide vane travel or to open the hot gas bypass valve when surge prevention is needed. These
points should be set based on individual machine operating conditions.
Chilled Medium
Brine Refrigerant Trippoint
Surge Limiting or
Hot Gas Bypass Option
Minimum Load Points (T1/P1)
Maximum Load Points (T2/P2)
Amps Correction Factor
Motor Rated Load Amps
Motor Rated Line Voltage
Motor Rated Line kW
Line Frequency
Compressor Starter Type
Water or Brine?
Usually 3° F (1.7° C) below design refrigerant temperature
Is HGBP installed?
Per job data — See Modify Load Points section (this page)
Per job data — See Modify Load Points section (this page)
See Table 6
Per job data
Per job data
Per job data (if kW meter installed)
50 or 60 Hz
Reduced voltage or full?
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