Competitors Required:

2

Description:

This event assesses participants’ skills in fastener identification, component assembly, and accurate torque application. Competitors must demonstrate proper selection, installation, and securing of various fasteners.

References:

AC 43.13-1B, Section 3 Bolts

Tools, Equipment, and Materials Provided:

Snap-on provided tooling (qty one in each of two pallets unless otherwise indicated):

• ControlTech® Industrial Micro Torque Wrench
• Fastener Assembly plate
• Fasteners (bolts, washers, and nuts)
• Wrench

Procedures:

1. 1. Identify fasteners as specified. Locate six (6) of each of the 3/8 x 16 bolts, washers and nuts located in the assembly area.
   2. Assemble fasteners in test plate. Assemble one (1) of each of the bolts, washers and nuts in each of the circular holes.

1. 3. Verify proper torque on torque instrument

Turn On Wrench: While holding wrench still, momentarily press POWER button. Snap-on logo will be displayed followed by torque and angle re-zeroing screens (if angle mode has been previously selected).

1. 4. Torque Fasteners in a star pattern as specified

TORQUE MODE

1. 1. 1. If needed - Set Target.

Use UP/DOWN buttons to change TORQUE target value.

1. 1. 2. Select Units of Measure.

Repeatedly press UNITS button while on target TORQUE screen until desired units are displayed.

1. 1. 3. Apply TORQUE.

Grasp center of handle and slowly apply torque to fastener until progress lights display green and a ½ second audible alert and handle vibration alerts you to stop.

1. 1. 4. Release TORQUE.

Note peak TORQUE reading flashing on LCD display for 5 seconds.

PROGRESS LIGHTS

Yellow - First light indicates 40% of target torque or angle reached. Second indicates 60% of target reached. Third indicates 80% of target reached.

Green - Indicates target torque or angle reached.

Red - Indicates exceeded torque or angle target plus 4% or exceeded maximum Preset target.

1. 5. Notify judge upon completion of the assignment.

Penalties may be assessed for improper assembly of a fastener, improper inputting of torque settings into the torque instrument, and/or application of torque to fastener.