C. Unit Start-Up (cont)
TO START THE CHILLER: (insert check mark as each item is completed)
TURN THE EMERGENCY ON/OFF SWITCH (SW2) TO ON POSITION.
LEAVE THE ENABLE/OFF/REMOTE CONTACT SWITCH (SW1) IN THE OFF POSITION.
NOTE: USE ESCAPE KEY TO GO UP ONE LEVEL IN THE STRUCTURE.
USE ARROW/ESCAPE KEYS TO ILLUMINATE CONFIGURATION LED. PRESS ENTER KEY AND ‘DISP’ WILL BE
DISPLAYED. PRESS DOWN ARROW KEY TO DISPLAY ‘UNIT’. PRESS ENTER KEY. RECORD CONFIGURATION
INFORMATION BELOW:
UNIT (Configuration Settings)
DESCRIPTION STATUS DEFAULT UNITS VALUE
Unit Type 1 = Air Cooled
2 = Water Cooled
3 = Split System
4 = Heat Machine
5 = Air Cooled Heat Reclaim
1
Unit Size 15 to 300 20 TONS
Circuit A1% Capacity 0 to 100 50 %
Number Circ A Compressor 1to4 1
Compressor A1 Cylinders 4or6 6
Number Circ B Compressor 1to4 1
Compressor B1 Cylinders 4or6 6
EXV Module Installed No/Yes Yes
EXV Superheat Setpoint 10 to 40 29.0 ^F
EXV Superheat Offset −20to20 0.0 ^F
EXV Circ. A Min Position 0 to 100 8.0 %
EXV Circ. B Min Position 0 to 100 8.0 %
Refrigerant 1 = R22
2 = R134A
1
Fan Staging Select 1 = 2 Stage indpt.
2 = 3 Stage indpt.
3 = 2 Stage common
4 = 3 Stage common
1
PRESS ESCAPE KEY TO DISPLAY ‘UNIT’. PRESS DOWN ARROW KEY TO DISPLAY ‘OPT1’.
PRESS ENTER KEY. RECORD CONFIGURATION INFORMATION BELOW:
OPTIONS1 (Options Configuration)
DESCRIPTION STATUS DEFAULT VALUE
Cooler Fluid 1 = Water
2 = Med. Brine
3 = Low Brine
1
Hot Gas Bypass Select No/Yes No
Head Press. Cont. Method 1 = EXV controlled
2 = Setpoint controlled
3 = Setpoint-A, EXV-B
4 = EXV-A, Setpoint-B
2
Head Press. Control Type 0 = None
1 = Air Cooled
2 = Water Cooled
0
Pressure Transducers No/Yes No
Cooler Pump Interlock Off/On On
Cooler Pump Control Off/On Off
No. Circuit A Unloaders 0-2 1
No. Circuit B Unloaders 0-2 1
EMM Module Installed No/Yes No
CL-4
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