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SB-1001 (8K) Slows Down
The lathe electronics failed, specifically for: In the OEM Wiring layout, the Master Start Switch in the headstock casting, has two sets of contacts. A Normally Open set (1 to 2) is used to pull in the armature on the contactor, and the other set (3 to 4) is Normally Closed and when STOP is...- W4HBM
- Post #7
- Forum: South Bend Lathes
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SB-1001 (8K) Slows Down
Gents, Today's news concerning the Grizzly SB1001 South Bend 8K model lathe is not at all good. On determining the way the lathe wiring was actually installed, meaning wire colors and what point-to-point connections were made that did not match the published wiring diagram that is available...- W4HBM
- Post #6
- Forum: South Bend Lathes
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SB-1001 (8K) Slows Down
Dear Sir, I trained on a SB benchtop lathe with a leather belt going to a motor, no readouts, no bells, no whistles. Getting the right gears to match the work involved either asking someone how to do this or that, or finding it out the hard way. It's just a shame with this machine. I jumped...- W4HBM
- Post #5
- Forum: South Bend Lathes
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SB-1001 (8K) Slows Down
Gentlemen, Recently the Grizzly 1001 has exhibited a slowing down to almost a dead stop. Grizzly and SB techs both say "loose belts." Took the belt department on the machine completely apart and cleaned, adjusted and re-started and it slows down all by itself. The motor pulley slows down, too...- W4HBM
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- Replies: 7
- Forum: South Bend Lathes