Troubleshooting guide

MAGNUM VERSION 8 MANUAL REVISION 3.1
59
that compressor. Make Setpoint #155 active with the low temperature value that will trigger the safety and
unload action and you have a low saturated suction temperature condition.
7.43. Electronic Expansion Valve Control Logic (EXV)
The EXV is set up in MCS-Config as follows:
By clicking on the ‘EXV Control’ cell under the Circuit Base screen, the option will cycle between Suction
Superheat, Discharge Superheat, and Refrigerant Level control.