77X INSTALLATION & OPERATION MANUAL
771/772/773/774 MODELS
39
10. TROUBLESHOOTING
10.1 Home Menu Messages
The dispenser will always display a message on the home screen with the status of the dispenser. These may be normal
operation messages, depleted supply messages or error messages.
Table continued on next page.
Message Meaning Action
AIR OUT Dispenser not receiving
compressed air.
Restore supply of compressed air.
Dispenser will automatically restart.
CO2 OUT CO supply depleted. Restore CO supply. Dispenser will
automatically restart.
DEFROST PAUSED Defrost cycle was paused because
another barrel required freezing.
No action required.
DEFROST REQUIRED Motor baseline value is at factory
default. Only occurs on new
software installation.
Run defrost cycle.
DEFROSTING Barrel is defrosting. Wait for defrost cycle to complete.
FILL ERROR A barrel is not lling with product
correctly.
Run ll circuit diagnostic sequence.
FREEZING Dispenser is in READY mode and
product is being frozen.
No action required.
HIGH BARREL PRESSURE The barrel pressure exceeds 55 PSIG
(379 kPag).
Dispense a drink to reduce barrel
pressure.
MOTOR FAILURE A beater motor is stalled. Run the beater circuit diagnostic
sequence.
NITROGEN OUT Nitrogen supply depleted. Restore nitrogen supply. Dispenser
will automatically restart.
OFF Barrel is turned o. Select the ON option in the pop-up
menu.
READY Barrel is ready for serving. Enjoy a frozen beverage.
SLEEPING Dispenser is in sleep mode. Wait until the normal wake time or
restart each barrel by turning ON.
SYRUP OUT The syrup pressure is below the
syrup out threshold.
Check syrup BIB or pump.
Replace BIB, if needed (barrel will
automatically restart).
WAITING TO DEFROST Barrel is waiting to begin the
defrost cycle and must wait until
another barrel freezes or completes
a defrost.
No action required.
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