Lincoln Electric X-TRACTOR 3A Service Manual page 56

X-TRACTOR ® 3A
REMOVAL AND REPLACEMENT PROCEDURE
REMOVAL PROCEDURE
1. Remove the input power to the X-Tractor 3A.
2. Perform the Case Cover Removal Procedure.
3. Locate the fan assembly in the machine. See Figure F.22.
4. Using a 13mm nutdriver, remove the two bolts and washers
securing the hose flange to the fan assembly. See Figure F.23.
Note washer and gasket placement for reassembly.
5. Using a 13mm nutdriver, remove the two bolts and washers
securing the vacuum valve t-piece to the fan assembly. See
Figure F.23. Note washer and gasket placement for reassembly.
6. Using a phillips screwdriver, label and disconnect fan leads (2T1,
4T2 and 6T3) from K1 contactor and ground lead from ground
terminal. See Figure F.24. See Wiring Diagram.
7. Using a hoist and straps, carefully lift the X-Tractor 3A high
enough so the fan assembly mounting nuts on the bottom of the
machine are easily accessible.
M1 THREE-PHASE FAN ASSEMBLY
Figure F.22 – M1 fan location
M1 FAN
WARNING
FALLING EQUIPMENT can cause injury.
• Lift only with equipment of adequate lifting
capacity.
• Be sure machine is stable when lifting.
• Well trained personnel must execute all lifting operations.
• Make sure to use only approved lifting gear.
8. Once the X-Tractor 3A is lifted and stabilized use a 17mm
deepwell nutdriver and remove the three fan assembly mounting
nuts and associated washers from the bottom of the machine.
See Figure F.25.
9. Carefully lower the machine onto a level and sturdy surface.
10. The fan assembly can now be removed and replaced.
F-42
TROUBLESHOOTING AND REPAIR
(continued)