Bunn Ultra NX Service & Repair Manual page 42

CF CFIVE Solenoid Valves - CFV/Autofill
FIG. 21 CF CFIVE VALVE
Part Removal and Replacement:
NOTE: Removal and replacement instruction below
can be used for the water or syrup CF CFIVE
solenoid valve.
1. Disconnect power supply from the machine.
2. Shut off the main water and bag-in-box source
supply.
3. Locate the CF CFIVE solenoid valve being
replaced.
4. Disconnect the top outlet fitting from solenoid
valve base by moving the red lock clip to
release outlet fitting with hose, lift fitting out
of valve base.
5. Unlock the lower valve inlet by moving the red
lock clip to release CF CFIVE solenoid valve
from lower mount CFIVE fitting.
6. Disconnect wires from solenoid valve coil
terminals.
7. Lift CF CFIVE solenoid valve from lower mount
fitting and discard.
8. Install replacement CF CFIVE onto lower mount
fitting and secure by moving the red lock clip
into lock position.
9. Insert outlet fitting with tube back into CF
CFIVE outlet hole and secure by moving the red
lock clip into lock position.
10. Reconnect wires to the solenoid valve coil
terminals.
11. Turn on the water and bag-in-box source supply.
12. Reconnect machine to power supply.
NOTE: Check operation and inspect for leaks.
SERVICE - REAR COVER COMPONENTS
Outlet
Inlet
42