Cfv/Autofill Set-Up Diagram - Bunn Ultra NX Service & Repair Manual

1. Connect the water line to the water fitting in the ULTRA motor cover.
2. Connect the concentrate line from the syrup pump to the product fitting in the ULTRA motor cover.
PRESSURE REQUIREMENTS**:
WATER = 0.207 MPa - 0.552 MPa (30-80 PSI)
CONCENTRATE = 0.275 MPa - 0.552 MPa (40-80 PSI)
ULTRA is equipped with a 3/8 inch Barbed fitting.
** Inlet pressure can be up to 1 MPa (145 PSI) but
must be reduced to 0.207 MPa - 0.552 MPa.
WATER INLET
SHUT-OFF VALVE
B.I.B. OR VENTED TANK
CFV (AUTOFILL) SETUP DIAGRAM
1
WATER REGULATOR
(WHEN PRESSURE IS ABOVE 80PSI)
DOUBLE CHECK VALVE
(WHEN REQUIRED BY LOCAL REGULATIONS)
WATER
CONCENTRATE
10
2
CO SYRUP PUMP
2
CO SUPPLY
2