Smithy Midas 1220 LTD - Manual (Page 95)

Carriage/Milling Table
Powerfeed doesn't move table
Cause Solution
• Carriage • Unlock Carriage
• Speed Selector not engaged • Select Speed I or 11
• Leadscrew lever not engaged • Move lever to the left or right
• Gear not meshing or teeth missing • Check and adjust gears
• Crossfeed not engaged • Move crossfeed lever down
Horizontal movement in cross-slide table
Cause Solution
• Carriage gib improperly adjusted • Adjust carriage gib
• Table gib improperly adjusted • Adjust table gib
Vertical movement in cross-slide table
Cause Solution
• Carriage gib improperly adjusted • Adjust carriage gib
• Table gib improperly adjusted • Adjust table gib
Carriage moves smoothly in only one direction
Cause Solution
• Debris on way or gib • Remove debris
• Burr on gib • Remove burr with fine file
• Gib improperly tensioned • Loosen gib and re-tension
Cross-slide handwheel turns during cutting operations
Cause Solution
• Cross-slide nut worn • Replace brass nut
• Carriage locks not tight • Tighten carriage locks
• Gibs too loose • Readjust gibs
Too much backlash in the cross slide
Cause Solution
• Loose screw holding crossfeed nut • Tighten screw,
• Worn brass nut • Replace nut
• Loose spanner nuts • Adjsut Spanner Nuts
• Loose Brass Nut • Put shim between the stud on the
nut and side of the hole
19: Troubleshooting
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