Fault Code 08; Fault Code 10; Fault Code 11; Fault Code 12 - Wayne Vista Series Service

Failure Indication

Fault code 08*.

Fault codes 10 or 21. *

Fault code 11.

Note: If error reoccurs replace computer.

Fault code 12*.

Fault code 13*.

Fault codes 14, 15 or 16. *
*
To clear the error message it is necessary to either cycle the power to the Duplex Computer or enter option
99, change the data to 3 and exit option programming. Even if the problem is corrected the fault code will
continue to be displayed until one of the procedures mentioned above is executed.
November 1992
Probable Cause
Time out limit exceeded. The dispenser was turned on but no
product was dispensed for more than the programmed time limit
(see Programming for the Duplex II Computer—Service, part
number 917479, Option 12). Operational error no corrective action.
Reverse pulse.
1. Disc tension is not
correct.
2. Debris holding
diaphragm or actuator
open.
3. Defective diaphragm
valve.
4. Defective actuator.
Corrupted option programming.
1. Computer found
scrambled data in
option programming.
Totals data was found corrupted and reset to zero.
1. If error reoccurs-
defective computer.
Unit price data was found corrupted and reset to zero.
1. If error reoccurs-
defective computer.
Illegal pulse-a pulse was received from a"grade not selected".
1. Debris holding
diaphragm or actuator
open.
2. Defective diaphragm.
3. Defective actuator.
4. If dispenser is V390/U
model
(Single Hose MGD)
5. Shorted relay on
solenoid drive board.
Check for AC output
with dispenser off.
6. Defective computer.
Corrective Action
Adjust or shim the wave washer
on pulser shaft.
Repair as necessary.
Install diaphragm repair kit.
Replace the actuator.
Check all option programming
and set option 99 to 03 to clear
error.
Replace computer.
Replace computer.
Check/clean all valves.
Install diaphragm repair kit.
Replace actuator.
Check restrictor plates on meter
supports of unselected product.
Clean/replace as needed.
If AC is present (the same voltage
as AC input) replace solenoid
drive board.
Replace computer.
Part No. 917543 Rev. A
53