BUG-O Systems CW-7 - Manual (Page 40)

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PREVENTIVE MAINTENANCE / CW-7 CIRCLE WELDER
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.
AFTER DAILY USE:
Refer to CW-7 Exploded View Parts List. (Pg. 10, 11)
Racking System Item #1:
Inspect gear rack, hardened ways and wheels (remove all dirt, grease, weld spatter and rust). Check
hardened ways for nicks and replace if necessary. Lubricate with a dry teflon or graphite spray lubricant.
Adjust wheels for snug fit and smooth operation. Lubricate racker pinion with a dry teflon or graphite
spray lubricant.
Large Horizontal Racker Item #2:
Inspect wheels (remove all dirt, grease, weld spatter and rust). Adjust wheels for snug fit and smooth
operation. Lubricate racker pinion and wheels with a dry teflon or graphite spray lubricant.
Slide Bar Mounting Assembly Item #6:
Inspect hardened ways (remove all dirt, grease and weld spatter). Check hardened ways for nicks and
replace if necessary. Lubricate with a dry teflon or graphite spray lubricant.
Refer to CW-7 Electrical Component Chart. (Pg. 12)
Power Cable Item #4:
Inspect cable connector to make sure threads are not stripped and that the connector is not cracked.
Check the cable for cuts, missing insulation and burn spots, replace if necessary.
CW-7 Collector Ring Item #11:
Inspect cable connector to make sure threads are not stripped and that the connector is not cracked.
Ensure that the connector is fastened properly to the large aluminum gear item #27 on the CW-5
Exploded View Parts List.
EVERY SIX MONTHS:
Refer to CW-7 Exploded View Parts List. (Pg. 10, 11)
Aluminum Gear Item #29
Do not grease this gear. Inspect gear teeth (remove all dirt, grease and weld spatter). Lubricate with a dry
teflon or graphite spray lubricant. Replace gear if excessively worn.
P.M. Motor Assembly Item #17:
Do not grease this pinion. Inspect the drive pinion (remove all dirt, grease and weld spatter). Lubricate
with a dry teflon or graphite spray lubricant. Replace pinion if excessively worn. Check set screw and
tighten if necessary. Adjust motor assembly using the four adjustable mounting fasteners so that proper
gear mesh is achieved between the aluminum gear item #29 and the motor drive pinion.
5" Cam Assembly Item #7:
Inspect the slide rails and the cam pinion (remove all dirt, grease and weld spatter0. Do not grease
slide rails or cam pinion. Lubricate with a dry teflon or graphite spray lubricant. Replace cam pinion if
excessively worn. Tighten all fasteners as needed.
Wire Reel Assembly Item #22:
Periodically coat the wire wheel shaft with a thin layer of grease as needed. Inspect the shoe assembly
and replace if excessively worn.