Troubleshooting and repair, Continued) – Lincoln Electric SVM143-A User Manual
Page 82
F-38
TROUBLESHOOTING AND REPAIR
F-38
DH-10
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 DH-10
unit.
11. Remove the wire feed assembly.
PROCEDURE
1. Remove input power to the DH-10 unit.
2. Remove the electrode wire from the
wire drive.
3. Using the 5/16 in. nutdriver 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.
FIGURE F.9 — WIRE FEED ASSEMBLY REMOVAL.
WIRE DRIVE MOTOR AND GEAR BOX REMOVAL AND REPLACEMENT
(continued)
LINCOLN
ELECTRIC
MOTOR
ARMATURE
LEADS
TACH
LEADS
3/4 in. NUT
CAP SCREW
LOCK WASHER
GAS HOSE
FITTING
FLATWASHER
#67