OM-196 188 Page 72
13-3. Removing Case and Measuring Input Capacitor Voltage
Turn Off welding power source, and
disconnect input power.
1
Outside Handle Screws
To loosen top, remove two outside
handle screws from both handles
and all side bolts.
2
Interconnect Board PC2
3
Voltmeter
Measure the dc voltage across the
screw terminals on PC2 as shown
until voltage drops to near 0 (zero)
volts.
Proceed with job inside unit. Rein-
stall cover when finished.
Tools Needed:
5/16 in
Ref. 801 914 / Ref. 801 917
Y
Significant DC voltage can remain on capacitors af-
ter unit is Off. Always check the voltage as shown
to be sure the input capacitors have discharged be-
fore working on unit.
2
3
+ lead to lower right
terminal, – lead to
upper right terminal
1
1
Содержание Auto Invision 2
Страница 87: ...OM 196 188 Page 81 Notes...
Страница 88: ...OM 196 188 Page 82 SECTION 14 ELECTRICAL DIAGRAMS Figure 14 1 Circuit Diagram For Welding Power Source...
Страница 89: ...OM 196 188 Page 83 203 505...
Страница 90: ...OM 196 188 Page 84 Figure 14 2 Circuit Diagram For Control Board PC1 Part 1 of 3...
Страница 91: ...OM 196 188 Page 85 188 814 1 of 3...
Страница 92: ...OM 196 188 Page 86 Figure 14 3 Circuit Diagram For Control Board PC1 Part 2 of 3...
Страница 93: ...OM 196 188 Page 87 188 814 2 of 3...
Страница 94: ...OM 196 188 Page 88 Figure 14 4 Circuit Diagram For Control Board PC1 Part 3 of 3...
Страница 95: ...OM 196 188 Page 89 188 814 3 of 3...
Страница 96: ...OM 196 188 Page 90 Figure 14 5 Circuit Diagram For Function Meter Board PC3...
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Страница 99: ...OM 196 188 Page 93 Notes...
Страница 100: ...OM 196 188 Page 94 Figure 13 8 Circuit Diagram For Interface Module...
Страница 101: ...OM 196 188 Page 95 193 709...
Страница 102: ...OM 196 188 Page 96 Figure 13 9 Circuit Diagram For Microprocessor Board PC11...
Страница 103: ...OM 196 188 Page 97 191 838...
Страница 104: ...OM 196 188 Page 98 Figure 13 10 Circuit Diagram For Motor Board PC13...
Страница 105: ...OM 196 188 Page 99 177 289 A...
Страница 106: ...OM 196 188 Page 100 Figure 13 11 Circuit Diagram For Switch Board PC15 182 996...
Страница 107: ...OM 196 188 Page 101 200 739 Figure 13 12 Circuit Diagram For Junction Board PC16...
Страница 108: ...OM 196 188 Page 102 Figure 13 13 Circuit Diagram For Interface Board PC12 Part 1 of 2...
Страница 109: ...OM 196 188 Page 103 191 843 A Part 1 of 2...
Страница 110: ...OM 196 188 Page 104 Figure 13 14 Circuit Diagram For Interface Board PC12 Part 2 of 2...
Страница 111: ...OM 196 188 Page 105 191 843 A Part 2 of 2...
Страница 112: ...OM 196 188 Page 106 Figure 13 15 Circuit Diagram For Customer Interface Board PC14 Part 1 of 3...
Страница 113: ...OM 196 188 Page 107 Pensar 86147s03 Part 1 of 3...
Страница 114: ...OM 196 188 Page 108 Figure 13 16 Circuit Diagram For Customer Interface Board PC14 Part 2 of 3...
Страница 115: ...OM 196 188 Page 109 Pensar 86147s03 Part 2 of 3...
Страница 116: ...OM 196 188 Page 110 Figure 13 17 Circuit Diagram For Customer Interface Board PC14 Part 3 of 3...
Страница 117: ...OM 196 188 Page 111 Pensar 86147s03 Part 3 of 3...
Страница 118: ...OM 196 188 Page 112 Figure 13 18 Circuit Diagram For Touch Sensor Board PC18 174 578 A...
Страница 119: ...OM 196 188 Page 113 200 739 A Figure 13 19 Circuit Diagram For Setup Pendant...
Страница 120: ...OM 196 188 Page 114 Figure 13 20 Circuit Diagram For Setup Pendant Centronix Junction Board PC3 200 739...
Страница 121: ...OM 196 188 Page 115 Notes...
Страница 126: ...OM 196 188 Page 120 Notes...