Part Number 80-1505-3 6/11 231
• Recovered refrigerant must come from a
“contaminant-free” system. To decide whether the
system is contaminant-free, consider:
–Types) of previous failure(s)
–Whether the system was cleaned, evacuated and
recharged properly following failure(s)
–Whether the system has been contaminated by this
failure
• Compressor motor burnouts and improper past
service prevent refrigerant reuse.
• Refer to “System Contamination Cleanup”
page 223 to test for contamination.
4. “Substitute” or “Alternative” Refrigerant
• Must use only Manitowoc-approved alternative
refrigerants.
• Must follow Manitowoc-published conversion
procedures.
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