Troubleshooting & repair, Meter circuit accuracy test (continued), Warning – Lincoln Electric LN-9 SVM127-A User Manual

Page 96

TROUBLESHOOTING & REPAIR

F-38

LN-9 Wire Feeder

METER CIRCUIT ACCURACY TEST

(continued)

FIGURE F.9 – METER PC BOARD LOCATIONS AND COVER

MOUNTING SCREWS

TEST PROCEDURE

1. Remove input power to the LN-9 wire feeder.

2. Lift the right side cover assembly and remove

the two screws holding the meter cover to the
right side assembly. Carefully remove the
meter cover. See Figure F.9.

3. Locate and gain access to the meter PC

board. See Figure F.9.

4. Apply input power to the wire feeder.

ELECTRIC SHOCK can kill.

• With power applied, there

are high voltages inside
the wire feeder. Do not
reach into the wire feeder
or touch any internal part
of the wire feeder while
power is applied.

WARNING