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4.15 Double-end Tenoner


  • Pre-Operation Checklist is a prerequisite for ANY operation.
  • All cutters are properly installed according to manufacturer's instructions.
  • Blank is properly positioned and loaded in machine.
  • Stock is firmly held by feed mechanism.
  • Stock is feeds in smooth continuous motion past cut off saws, tenoning, and coping heads.
  • Stock and table are returned to the start position with a smooth continuous motion.
  • Feed mechanism and work piece are held clear from cutters and hold-downs during positioning.
  • Operator clears machine and cleans work area after operation.
  • Required OSHA approved personal protective equipment is worn.
  • Lock-out/Tag-out procedure is in place and followed.
  • Process is completed in a timely manner.

Pre-Operation Checklist

Level 1

Performance Standard -
  • Verifies Machine is properly guarded.
  • Demonstrates knowledge of proper use of all machine specific controls.
  • Verifies cut-off saw, tenoning heads, and coping heads are powered up and rotating correctly.
  • Verifies fence liner is properly installed to disclose exact location of tenoning operation on workpiece.
  • Verifies dust collection operable/operating.
  • Adjusts and locks elements before starting machine.

Level 2

Performance Standard -
  • Adjusts position of cut-off saw.
  • Adjusts distance between tenoning heads.
  • Adjusts distance between coping heads.
  • Adjusts position of feed mechanism.
  • Adjusts tension on clamping system.
  • Meets Level 1 performance standard.

4.15.1 - Tenoning

Level 1

Given a blank a minimum of 45 mm x 45 mm (1.75" x 1.75") and 762 mm (30") long, and a pre-set machine, produce tenons to a specified length, width, and thickness.
Performance Standard -
  • Dimension tolerance is ±0.4 mm (1/64") [0.0156"] to the required length, width, and thickness.
  • Machined surfaces exhibit uniform mill marks with no machine burn marks.
  • Cut is free of tear-out on trailing surface.

Level 2

Given a blank a minimum of 45 mm x 45 mm (1.75" x 1.75") and 762 mm (30") long, and a machine with cut-off saw and cutters correctly installed, adjust cutting heads and feed mechanism to produce a coping profile to fit a prepared sample of a matching mortise and edge (stick) profile.
Performance Standard -
  • Dimension tolerance is ±0.4 mm (1/64") [0.0156"] from target dimensions.
  • Tenon is ±2 mm (1/16") shorter than depth of supplied mortise sample.
  • Meets Level 1 performance standard.