Lincoln Electric RANGER SVM148-B Service Manual page 113

Lincoln electric welder user manual
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F-54
FIELD CAPACITOR AND/OR RECTIFIER BRIDGE REMOVAL
FIGURE F.15 – RECTIFIER BRIDGE LOCATION AND DISCHARGING THE FIELD CAPACITOR
PROCEDURE
1. Conduct this procedure with the engine
OFF.
2. With the 5/16" and 3/8" nut drivers, remove
the right case side.
3. Discharge the field capacitor by connecting
the jumper wire clips on the white and the
red wire terminals on the top of the capac-
itor. See Figure F.15. Leave the clips on for
at least 5 seconds, then remove.
4. With the needle nose pliers, gently remove
the seven wires from the field rectifier
bridge. Label the wires for reassembly.
TROUBLESHOOTING & REPAIR
AND REPLACEMENT (continued)
201
201A
_
+
AC
9
Cable
Tie
Capacitor
RANGER 300 D AND 300 DLX
7
AC
200
200A
200B
Field
Bridge
Retaining
Rectifier
9
Tab
200
200A
200B
5. Both the capacitor and the rectifier bridge
are mounted in a molded plastic holder. To
remove it, pull the assembly away from the
metal baffle and slide the assembly out-
ward.
6. With the diagonal cutters, cut the wire wrap
from around the capacitor.
capacitor out of the assembly. Slide the
rectifier bridge out of its part of the plastic
holder.
7. Install the new capacitor and rectifier
bridge by inserting them into the plastic
holder. Replace the wire wrap that secures
the capacitor to the holder. Slide the hold-
er back into position in the panel.
F-54
201
201A
7
Snap the

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