Bunn Ultra NX Service & Repair Manual page 22
Frozen beverage dispensers
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Also See for Ultra NX:
- Installation & operating manual (48 pages) ,
- Programming manual (27 pages) ,
- Maintenance & troubleshooting manual (2 pages)
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TROUBLESHOOTING
Clean Filter Messages
"MONTHLY FILTER
"FILTER NEEDS
CLEAN REQUIRED"
CLEANING"
Hot gas thermistor
Monthly reminder
sensing over 205° F
Dirty filter; air flow blockage;
Clean filter
wrong refrigerant or over charged
Hold LEFT DOT button (under display) for
3 seconds to reset.
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