BUG-O CWP-7, Instructions And Parts Manual

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Refer to CWP-7 Electrical Component Chart. (Pg. 13)

GMA Wire Feed Control Item #6:

Open control box, use an air hose to blow out dust and dirt. Check all wires for breaks and replace if 

necessary. Check all electrical connectors and plugs. If an electrical component fails refer to CWO-3332 

Wire Feeder Control electrical component chart for replacement parts or return for service.

M-14 Rotation Control Item #15:

Open control box use an air hose to blow out dust and dirt. Check all wires for breaks and replace if 

necessary. Check all electrical connectors and plugs. If an electrical component fails refer to CWO-6210 

Rotation Control electrical component chart for replacement parts or return or service.

LN-7 Wire Feeder Assembly Item #9:

Check brushes for wear. Brushes should be replaced when their length is less than 1/4 inch. Replace 

strain relief on wire if pulled out of motor housing.

Brush Holder & Support Item #3:

Inspect brush holder. Make sure constant tension is being applied on the brushes. Brushes should 

move freely within the brush holder. Check brushes for arc build-up. If brushes are pitted they will need 

replaced. Remove the brushes and sand them to ensure a smooth contact surface. Make sure all 

fasteners are tight.

Small Brush Retainer Assembly Item #8:

Inspect black brush holders for cracks and replace if needed. Check and make sure all wires are 

soldered properly to the holders. Replace the brushes when their length is less than 1/2 inch long. 

Remove the brushes and sand them to ensure a smooth contact surface. Make sure all fasteners are 

tight.

Terminal Block Item #13:

Inspect the plastic terminal strip and make sure it is not cracked, replace if necessary. Make sure all 

terminal connections are tight. Make sure all ground wires are connected to the mounting screws of the 

terminal strip.

PREVENTIVE MAINTENANCE / CWP-7 CIRCLE WELDER

EVERY TWELVE MONTHS:

Refer to CWP-7 Exploded View Parts List. (Pg. 11)

1-1/2" Bearing With Fasteners Item #26:

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 #15:

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.

LN-7 Wire Feeder Assembly Item #17:

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.

Transmission 5:1 Assembly Item #14:

Inspect for excessive wear and tear. Keep the transmission assembly clean and lubricate with Lubriplate 

#630-AA.