Cornelius QUEST ELITE 4290 Installation Manual page 59

QUEST ELITE 4 Flavor Installation, Service & Decommissioning Manual
When FLAMMABLE REFRIGERANTS are used:
A) Evacuate the refrigerant circuit.
B) Purge the refrigerant circuit with oxygen free nitrogen.
C) Evacuate again.
D) Cut out the compressor and drain the oil.
Disposal
Ensure sufficient ventilation in the work area.
Remove the refrigerant.
Where controlled, refrigerant-recovery is required, follow all local regulatory guidelines and requirements.
Where refrigerant recovery is not required by local/national regulations, drain the refrigerant to the outside. Take care that
the drained refrigerant will not cause any danger. A designated person should oversee this process to ensure safety. Take
special care that drained refrigerant will not drift back into the building during the draining process.
When FLAMMABLE REFRIGERANTS are used:
A) Evacuate the refrigerant circuit.
B) Purge the refrigerant circuit with oxygen-free nitrogen for 5 min.
C) Evacuate again.
D) Cut out the compressor and drain the oil.
Publication Number:721Q45112MNL - 54 - © 2022, Marmon Foodservice Technologies Inc.