Lincoln Electric SVM154-A Service Manual page 83

F-38
WIRE DRIVE MOTOR AND GEAR BOX REMOVAL AND REPLACEMENT (continued)
LOCK WASHER
FLATWASHER
PROCEDURE
1. Remove input power to the LN-10 unit.
2. Remove the electrode wire from the
wire drive.
3. Using the 5/16 in. nut driver remove the
wire drive cover.
4. Disconnect the #67 lead at the quick
connect. See Figure F.9.
5. Disconnect the gas hose from the brass
gun connector.
6. Disconnect the tach (hall effect device)
leads.
TROUBLESHOOTING AND REPAIR
FIGURE F.9 — WIRE FEED ASSEMBLY REMOVAL.
MOTOR
ARMATURE
LEADS
CAP SCREW
#67
TACH
LEADS
GAS HOSE
FITTING
7. Disconnect the motor armature leads.
8. Remove any necessary cable ties.
9. Using the 3/4 in. wrench remove the
electrode cable from the wire feed
assembly.
10. Using the 7/16 in. socket wrench and
extension remove four mounting
screws, lock washers and flat washers.
The motor, gear box and feed head
assembly are now free from the LN-10
unit.
11. Remove the wire feed assembly.
LN-10
F-38
3/4 in. NUT