89
November 1992
Part No. 917543 Rev. A
Sale display on unit
will not respond to
any function switches.
Defective switches
check with VOM
for continuity
when switch is
on.
Do switches
check good?
Defective wiring to
switches; check all
wires; repair or
replace as needed.
Defective cash/credit
interface board.
Replace as
necessary.
Is the
problem
corrected?
Replace the
computer.
END
Replace the switches.
YES
NO
YES
NO
JDB-FH-21
1-B
Blown fuse on
cash/credit
interface board.
Replace as
necessary.
Is the
problem
corrected?
Is the
problem
corrected?
NO
NO
YES
YES
FLOWCHART A-17. UNIT WILL NOT RESPOND TO ANY FUNCTION SWITCHES
Summary of Contents for Vista Series
Page 1: ...SERVICE Vista Blending and Non blending Suction Pumps and Remote Dispensers...
Page 4: ...Part No 917543 Rev A November 1992...
Page 12: ...x Part No 917543 Rev A November 1992...
Page 34: ...22 Part No 917543 Rev A November 1992 FIGURE 4 1 NOZZLE BOOT ASSEMBLY WITH MICRO SWITCH...
Page 35: ...23 November 1992 Part No 917543 Rev A FIGURE 4 2 NOZZLE BOOT ASSEMBLY WITH TILT SWITCH...
Page 36: ...24 Part No 917543 Rev A November 1992...
Page 53: ...41 November 1992 Part No 917543 Rev A FIGURE 5 7 METER CUTAWAY...
Page 54: ...42 Part No 917543 Rev A November 1992 FIGURE 5 8 METER ADJUSTMENT...
Page 58: ...46 Part No 917543 Rev A November 1992...
Page 69: ...57 November 1992 Part No 917543 Rev A FIGURE 7 1 REPLACING THE DUPLEX II COMPUTER...
Page 71: ...59 November 1992 Part No 917543 Rev A FIGURE 7 2 REPLACING THE INTRINSIC SAFE BARRIER BOARD...
Page 72: ...60 Part No 917543 Rev A November 1992 FIGURE 7 3 REPLACING THE INTEGRATED DISPLAY BOARD...
Page 75: ...63 November 1992 Part No 917543 Rev A FIGURE 7 5 REPLACING THE SOLENOID DRIVE BOARD...
Page 82: ...70 Part No 917543 Rev A November 1992...
Page 84: ...72 Part No 917543 Rev A November 1992...
Page 106: ...94 Part No 917543 Rev A November 1992...
Page 110: ...98 Part No 917543 Rev A November 1992 FIGURE B 4 THE DEM IN THE SERVICE POSITION...
Page 112: ...100 Part No 917543 Rev A November 1992 FIGURE B 6 DUPLEX II COMPUTERS J3 CONNECTOR PINOUT...
Page 114: ...102 Part No 917543 Rev A November 1992 FIGURE B 8 DUPLEX II COMPUTERS J11 CONNECTOR PINOUT...
Page 115: ...103 November 1992 Part No 917543 Rev A FIGURE B 9 DUPLEX II COMPUTERS J6 CONNECTOR PINOUT...
Page 116: ...104 Part No 917543 Rev A November 1992 FIGURE B 10 DUPLEX II COMUTERS J1 CONNECTOR PINOUT...
Page 125: ...113 November 1992 Part No 917543 Rev A FIGURE B 18B 4 PRODUCT SOLENOID DRIVE BOARD...
Page 126: ...114 Part No 917543 Rev A November 1992 FIGURE B 18C BLENDER SOLENOID DRIVE BOARD...
Page 133: ...121 November 1992 Part No 917543 Rev A FIGURE B 24 MANUALLY TURNING THE PHOTOCOUPLER...
Page 139: ...127 November 1992 Part No 917543 Rev A FIGURE B 29 LIGHTED CASH CREDIT INTERFACE BOARD...
Page 144: ...132 Part No 917543 Rev A November 1992...
Page 145: ...133 November 1992 Part No 917543 Rev A APPENDIX C DISPENSER INTERNAL WIRING DIAGRAMS...
Page 146: ...134 Part No 917543 Rev A November 1992...
Page 150: ...138 Part No 917543 Rev A November 1992 1 6560 D INTERNAL WIRING DIAGRAM V390D...
Page 151: ...139 November 1992 Part No 917543 Rev A 3 6560 D INTERNAL WIRING DIAGRAM V399D...
Page 152: ...140 Part No 917543 Rev A November 1992 5 6560 D INTERNAL WIRING DIAGRAM V490D...
Page 153: ...141 November 1992 Part No 917543 Rev A 7 6560 D INTERNAL WIRING DIAGRAM V590D...
Page 154: ...142 Part No 917543 Rev A November 1992 9 6560 D INTERNAL WIRING DIAGRAM V387D...
Page 155: ...143 November 1992 Part No 917543 Rev A 11 6560 D INTERNAL WIRING DIAGRAM V390P...
Page 156: ...144 Part No 917543 Rev A November 1992 12 6560 D INTERNAL WIRING DIAGRAM V585D...
Page 157: ...145 November 1992 Part No 917543 Rev A 13 6560 D INTERNAL WIRING DIAGRAM V395D...
Page 160: ...148 Part No 917543 Rev A November 1992...
Page 162: ...150 Part No 917543 Rev A November 1992 FLOWCHART D1 PULSER FAILURE ERROR CODE XX 05 2...
