Wayne Dresser Vista 1 Series Service Manual page 8

Title
Figure B-1. DEM Removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 102
Figure B-2. DEM in the Service Position . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103
Figure B-3. Computer and Solenoid Drive Board Connector Pinouts (Non-Blenders) . . . . . . . . . . 104
Figure B-4. Computer and Solenoid Drive Board Connector Pinouts (Proportional Blenders) . . . . 105
Figure B-5. Computer and Solenoid Drive Board Connector Pinouts (Fixed Ratio Blenders) . . . . . 106
Figure B-6. Pinout Connections to Duplex Computer Board - J3 . . . . . . . . . . . . . . . . . . . . . . . . . . . 107
Figure B-7. Pinout Connections to Duplex Computer Board - J9 and J10 . . . . . . . . . . . . . . . . . . . . 108
Figure B-8. Pinout Connections to Blender Solenoid Drive Board - J1 . . . . . . . . . . . . . . . . . . . . . . 109
Figure B-9. Pinout Connections to Blender Solenoid Drive Board - J2 . . . . . . . . . . . . . . . . . . . . . . 110
Figure B-10. Pinout Connections to Blender Solenoid Drive Board - J3 . . . . . . . . . . . . . . . . . . . . . . 111
Figure B-11. Pinout Connections to Blender Solenoid Drive Board - J4 . . . . . . . . . . . . . . . . . . . . . . 112
Figure B-12. Pinout Connections to Non- Blender Solenoid Drive Board - J1 and J2 . . . . . . . . . . . . 113
Figure B-13. Connector and Fuse Locations on Lighted Cash/Credit Interface Board. . . . . . . . . . . . 114
Figure B-14. Pinout Connections to Lighted Cash/Credit Interface Board - J4 . . . . . . . . . . . . . . . . . 115
Figure B-15. Pinout Connections to Lighted Cash/Credit Interface Board - J3 . . . . . . . . . . . . . . . . . 115
Figure B-16. Pinout Connections to Lighted Cash/Credit Interface Board - J6 . . . . . . . . . . . . . . . . . 116
Figure B-17. Pinout Connections to Lighted Cash/Credit Interface Board - J7 . . . . . . . . . . . . . . . . . 116
Figure B-18. Pinout Connections to Lighted Cash/Credit Interface Board - J10 . . . . . . . . . . . . . . . . 117
Figure B-19. Pinout Connections to Lighted Cash/Credit Interface Board - J5 . . . . . . . . . . . . . . . . . 117
Figure B-20. ISB Assembly Connection Pinouts for MGD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 118
Figure B-21. ISB Assembly Connection Pinouts for Blender (Except X1/V590 6 Hose) . . . . . . . . . 120
Figure B-22. ISB Assembly Connection Pinouts for X1/V590 6 Hose . . . . . . . . . . . . . . . . . . . . . . . 122
Title
Table 2-1. Unit Price Switch Closure Definitions (Blenders) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Table 2-2. Unit Price Switch Closure Definitions (Non-Blenders) . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Table 3-1. Fault Codes, Status, and Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Table 6-1. Sale and Unit Price Displays are Blank.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Table 6-2. Display Segments Fail to Operate During Reset Cycle.. . . . . . . . . . . . . . . . . . . . . . . . . . 42
Table 6-3. Unit Price Displaying 0.000. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Table 6-4. Unit Price Not Correctly Displayed. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Table 6-5. Unit Will Not Respond to any Function Switches. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Table 6-6. Unit Will Not Respond to an Individual Function Switch. . . . . . . . . . . . . . . . . . . . . . . . 43
Table 6-7. Computer Will Not Reset. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Table 6-8. Computer Resets But Submersible Pump Does Not Come On. . . . . . . . . . . . . . . . . . . . . 44
Table 6-9. Computer Resets But Does Not Dispense Product. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
Table 6-10. Electro-Mechanical Totalizer Not Counting. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Table 6-11. Fault Code 01. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Table 6-12. Fault Code 02. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Table 6-13. Fault Code 03. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Table 6-14. Fault Code 04. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
vi
Part No. 920160 Rev. A
LIST OF FIGURES, continued
LIST OF TABLES
Page
Page
February 1997