Preventive maintenance / cwe-5 circle welder – BUG-O Systems CWE-5 User Manual
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Refer to CWE-5 Electrical Component Chart. (Pg. 18)
GMA Wire Feed Control item #7:
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 #13:
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 CWE-1000-B Rotation Control
electrical component chart for replacement parts or return or service.
LN-7 Wire Feeder Assembly item #11:
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.
Large Brush Holder & Support item #4:
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 #10:
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 #12:
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 / CWE-5 CIRCLE WELDER
EVERY TWELVE MONTHS:
Refer to CWE-5 Exploded View Parts List. (Pg. 16, 17)
1" Bearing With Fasteners item #21:
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.
1-1/4" 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 #12:
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 #19:
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 3.5:1 Assembly item #15:
Inspect for excessive wear and tear. Keep the transmission assembly clean and lubricate with Lubriplate #630-AA.