Replenishing Syrup Supply - Cornelius FCB OVERCOUNTER POST-MIX DISPENSER Service Manual

4. Disassemble each check valve as shown in Figure 10.
5. Wipe each part with clean lint-free cloth. Inspect each part, especially ball for burrs, nicks, corrosion, deteri-
oration, and other damage. Discard ball seat and any damaged or suspicious parts and replace with new
parts during reassemble.
6. Reassemble liquid check valves as shown in Figure 10. ALWAYS INSTALL NEW BALL SEAT (QUAD
RING) P/N 312418000.
NOTE: Make sure when assembling check valves together, check valve female end with white tapered
gasket inside is on inlet side of double liquid check valve assembly.
7. Assemble check valves together. DO NOT OVERTIGHTEN.
8. Make sure white tapered gasket is in place inside female end of double liquid check valve assembly, then
install check valve assembly on elbow in water pump outlet port.
9. Connect carbonator tank water line to double liquid check valve assembly outlet. DO NOT OVERTIGH-
TEN.
10. Open CO cylinder and water inlet supply lines shutoff valves. Check for water leaks and tighten any loose
2
connections.
11. Close front access door, then use a flat blade screwdriver to turn lock clockwise to lock the door.
12. Install back panel by reversing the removal procedure.
13. Connect electrical power to Unit.
14. Press both ''AUTO BLEND 1'' and ''AUTO BLEND 2'' switches.
15. Press both ''AUTO 1'' and ''AUTO 2'' switches to start freeze cylinders beaters and refrigeration system.

REPLENISHING SYRUP SUPPLY

NOTE: Sugar free diet syrup cannot be used with this Unit.
Although syrup replenishing can be done anytime, syrup supply must be replenished when either ''SYRUP 1'' or
''SYRUP 2'' fault messages are displayed on message display indicating either No. 1 or No. 2 syrup system soft
drink tank is empty.
NOTE: The following instructions are applicable only when replenishing syrup supply. Refer to SYRUP
FLAVOR CHANGE when changing syrup flavors.
1. Press applicable ''OFF 1'' or ''OFF 2'' switch to stop applicable freeze cylinder beater and refrigeration sys-
tem.
IMPORTANT: The following CO
replacement or filling soft drink tank in place must be performed in order as follows:
2. To disconnect soft drink tank from Unit
syrup system.
A. Disconnect liquid disconnect from soft drink tank. NOTE: Disconnecting liquid quick discon-
nect from soft drink tank first prevents syrup from backflowing through Unit syrup flow regu-
lator, which may alter regulator adjustment.
B. Second, disconnect CO
3. To connect soft drink tank into Unit syrup system.
A. First, connect CO
B. Second, connect liquid quick disconnect to soft drink tank.
4. Disconnect inlet (CO
and liquid disconnect and connecting procedure for soft drink tank
2
quick disconnect from soft drink tank.
2
quick disconnect to soft drink tank to pressurize tank.
2
) and outlet (syrup) lines from empty soft drink tank.
2
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