Lincoln Electric 11937 Service Manual page 50

F-36
REMOVAL AND REPLACEMENT PROCEDURE (continued)
FIGURE F.13 – FAN LOCATION
CONTROL
FAN
PROCEDURE
1. Remove the input power to the machine.
2. Perform the Case Cover Removal Procedure.
WARNING
ELECTRIC SHOCK can kill.
• Have an electrician install and
service this equipment. Turn the
input power OFF at the fuse box
before working on equipment. Do
not touch electrically hot parts.
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3. Locate Fan in Figure F.13 and the four mount-
ing screws that hold the fan in Figure F.14.
TROUBLESHOOTING AND REPAIR
FAN MOTOR ASSEMBLY
WIRE FEEDER WELDER (180 MODEL)
FIGURE F.14 – FAN MOUNTING SCREWS
FAN MOUNTING
SCREWS
VIEWED FROM REAR OF MACHINE
4. Label and disconnect and associated leads.
5. Using a 5/16" nutdriver remove the four mount-
ing screws and remove the fan.
6. Upon installation of the new fan motor, make
sure that the air flow arrow is pointing towards
the front of the machine.
7. Reconnect associated leads.
8. Mount new fan using previously removed 5/16"
bolts.
F-36