Lincoln Electric 10372 Service Manual page 128

F-64
WIRE FEEDER CONTROL BO RD REMOV L
FIGURE F.18 — WIRE FEEDER CONTROL BO RD REMOV L
PROCEDURE
1. Remove input power to the wire feeder.
2. Using the 3/8 in. nutdriver, remove the
cover from the wire feeder.
3. Observe static precautions detailed
in PC Board Troubleshooting
Procedures at the beginning of this
section.
4. Disconnect the molex type plugs from
the control board. Refer to Figure F.18.
5. Disengage the PC board supports by
squeezing each support in turn with a
pair of pliers and gently pulling out on
the board next to the support. When
all five supports have been disconnect-
ed, carefully remove the control PC
board from the wire feeder.
TROUBLESHOOTING ND REP IR
LOCKING
TAB
POWER W VE 455/POWER FEED 10
ND REPL CEMENT ( ontinued)
ND REPL CEMENT.
WIRE FEEDER
CONTROL BOARD
INST LL TION
NOTE: Press the PC board onto the sup-
port by pressing near the mounting hole
you are securing. Pressing near the center
of the PC board could damage the circuitry
within the board.
1. Align the holes on the PC board with
the supports attached to the wire feed-
er and press the PC board until it is
held securely in place.
2. Connect the molex type plugs to the
control board.
3. Install the wire feeder cover using the
3/8 in. nutdriver.
F-64