Miller Electric NSPR 8989 Owner's Manual page 14

Section No.
Page No.
SECTION
6
MAINTENANCE
&
TROUBLESHOOTING
6-1.
Routine Maintenance
8
6-2.
Overload Protection
9
6-3.
Reinstallation Of Hub
Assembly 9
6-4. Display
Board PC4 Meter Check
9
6-5.
Circuit Board
Handling
Precautions
10
6-6. Troubleshooting 11
6-7. Use
Of
Indicator Lights
For
Troubleshooting 13
SECTION
7-
ELECTRICAL DIAGRAMS
Diagram 7-1.
Circuit
Diagram
For Robot Interface
14
Diagram 7-2.
Circuit
Diagram
For
Voltage
Board PCi
15
Diagram
7-3. Circuit
Diagram
Motor Control Board PC2
16
Diagram 7-4.
Circuit
Diagram
For Interface Board PC3
17
Diagram 7-5.
Circuit Diagram For
Display
Board PC4
17
Diagram
7-6. Circuit Diagram For Arc Failure Board PC5
18
Diagram 7-7.
Circuit
Diagram
For Touch Sense/Wire Stick Board PC6
. . . .
18
SECTION 8
-
PARTS LIST
Figure 8-1.
Circuit Card,
Voltage
Control PCi
22
Figure
8-2. Circuit Card, Motor Speed Digital PC2
24
Figure
8-3. Circuit Card, Interface PC3
26
Figure 8-4. Circuit Card, Meter PC4
27
Figure 8-5. Circuit Card, Interface PC5
28
Figure 8-6. Circuit Card, Wire Touch PC6 29
LIST OF CHARTS
AND
TABLES
Table 2-1. Specifications
1
Table 6-1.
Troubleshooting 12