BUG-O Systems CWP-18 - Manual (Page 40)

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PREVENTIVE MAINTENANCE / CW-18 CIRCLE WELDER, CONT’D.
IMPORTANT: Make sure the input power at the power source is turned off and the 50' weld cable is
disconnected from the circle welder prior to working inside the circle welder.
EVERY TWELVE MONTHS:
Refer to CWP-18 Exploded View Parts List. (Pg. 14 & 15)
2" Bearing With Fasteners Item #22:
Do not grease the bearing, it is greased for life by the manufacturer. If the grease fitting has not been
removed and plugged we suggest that you do so now. Earlier models may not have been plugged at time
of assembly.
P.M. Motor Assembly Item #21:
Bodine gear motor lubrication. Fill gear motor to oil level indicator with worm gear oil conforming to
AGMA#5EP compounded (SAE#90) oil or Bodine lubricant (#L-23). Do not overfill.
NA-3 Wire Feeder Assembly Item #34:
Apply graphite grease to the gear teeth. Inspect the drive roll portion of the assembly, clean as necessary.
Do not use solvents on the idle roll because it may wash the lubricant out of the bearings. Do not apply
grease to the drive rolls.
Refer to CWP-18 Electrical Component Chart. (Pg. 16)
CW-18 Collector Item #3:
The collector ring should be sanded once a year. If the collector ring is pitted too badly it should be
replaced. Inspect all wires coming out of the collector ring for cut or missing insulation. All wires should be
fastened to the center shaft with a nylon cable tie. Tighten four set screws if needed.
Weld Cable Inlet 4/0 Item #10:
Ensure that the cable is fastened tightly to the collector ring. Inspect the cable for cut or missing insulation.
Make sure the micarta insulation tube on the cable is in good condition. Replace the cable if necessary.
NA-3 Control Cables #11, 14, 15:
Inspect the cable for cuts or missing insulation. Ensure that the elbow connector is not damaged. Ensure
that all terminal ends are snug. Replace cable if necessary.