Lincoln Electric INVERTEC V250-S Bedienungsanleitung PDF herunterladen (Seite 78)

F-46

TROUBLESHOOTING & REPAIR

F-46

PROCEDURE

1. Remove input power to the V250-S.

2. Perform

Filter Capacitor Discharge

Procedure

detailed in Maintenance

Section.

3. Locate the power board, the molex

type plug J6, the five leads with

push-on connectors and the four

capacitor leads that are connected to

the power board.

4. Carefully remove leads (with push-

on connectors) #201, #204, #205,

#208, and #209 from the power

board.

5. Remove plug J6 by depressing the

locking tab and removing it from the

power board.

6. With the 7/16” wrench remove the

four bolts and washers from the filter

capacitor terminals.

Remove leads #202A, #207A,

#203A and #206 from the capacitor

terminals.

See Figure F.14. Cut any neces-

sary cable ties.

POWER BOARD REMOVAL AND REPLACEMENT (continued)

INVERTEC V250-S

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V250S POWER G2684

DANGER

HIGH VOLTAGE CAN KILL

204

201

209

208

205

207A

202A

203A

206

4 SOCKET HEAD

CAP SCREWS

Figure F.14 Power Board Lead Locations

1 2 ... 73 74 75 76 77 78 79 80 81 82 83 ... 117 118

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