* During any of the tests tha t are not automated, an out -of-range reading will have an asterisk (*) next to
the reading and a message wi ll be displayed .
7. Discre te Outputs
8. Pumpdown/Lockout
9. Termi nate Lockout
10.Refrigerant Type
All outputs or individu al outputs may be energized :
Hot gas bypass relay
Oil heater relay
Motor cooling relay
Tower fan relay
Alarm relay
When using pumpdown/loc kout, observe freeze up precau-
tions when removing ch arge:
Instructs operator as to which valves to close and w hen
Starts chilled water and condenser water pumps and con-
firms flows
Monitors —
Evaporator pressure
Condenser pressure
Evaporator temperature during pumpout procedures
Turns pumps off after pump down
Locks out compressor
Starts pumps and moni tors flows
Instructs operator as to which values to open and w hen
Monitors —
Evaporator pressure
Condenser pressure
Evaporator temperature during charging process
Terminates compressor lockout
Sets refrigerant type used:
HCFC-22 or HFC-134a.
NOTE: Be sure to ATTACH TO LOCAL DEVICE after
changing refrigerant typ e. See Figure 16.
Table 8 — Control Test Menu Functions (Continued)
Tests To Be Performed Devices Tested