Lincoln Electric INVERTEC V275-S Service Manual page 80

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CONTROL BOARD REMOVAL & REPLACEMENT (continued)
PROCEDURE
1. Remove the input power to the V275-S.
2. Using a 5/16" nut driver, remove the case
wraparound cover.
3. Perform the Input Filter Capacitor Discharge
Procedure detailed earlier in this section.
TROUBLESHOOTING & REPAIR
FIGURE F.25 – Control Board Location
Control Board
FIGURE F.26 – Casefront Screw Removal
Mounting
Screws
Phillips
Screws
Mounting
Screws
V275-S
4. Locate the control board. See Figure F.25.
5. Using a phillips head screw driver, remove the
four screws from around the two output termi-
nals. See Figure F.26.
6. Using a 5/16" nut driver, remove the four
screws from the top and bottom of the case
front. See Figure F.26.
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