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Troubleshooting the Most Common Mark V Problems

Most Common Shopsmith Mark V Problems and Their Remedies

Symptom Solution
Machine bogs down when ripping Re-tension the Poly-V Belt to have no less than 1/8-inch deflection
Circuit breaker blows when you turn machine on Check to see if you turned off your machine on high speed. If so, unplug your machine and install the sanding disc. Rotate the disc counter-clockwise by hand while turning the speed dial to slow
Speed dial is difficult to turn Oil sheaves. Check speed control quadrant assembly for lubrication
Nothing happens when turning machine on Check for loose wires. Replace switch, if necessary
Depth control dial won't lock Check serrated washers. Clean with wire brush or replace
Bit drills deeper than setting on depth dial Check quill spring housing to see if spring has slipped. Make sure indentation on quill spring housing aligns with setscrew used to lock housing in place
Headstock is difficult to slide on way tubes Wax (or rotate) way tubes
Saw blade hits table insert when tilting table to 45-degrees Extend quill to achieve necessary clearance
Sandpaper difficult to remove from disc Heat in oven, with iron or heat gun to soften glue
Headstock lock squeaks when tightening Clean threaded rod with wire brush, then lubricate with powdered graphite

Important Note: The exploded views and listings of parts presented on the Shopsmith website are for the most recent models of Shopsmith equipment. If you have difficulty locating the part you need on any of the drawings, or find that the part number is not listed, you may own an earlier model machine. Please call our Technical Services Hotline, Toll-Free at 1-800-762-7555 for assistance.