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tools:jewelry:clearance_kiln

Jewelry Kiln Clearance

Members who are already proficient in the subject matter may apply to receive a clearance by demonstrating a core set of skills and knowledge that allow them to safely and effectively use the equipment.

Most tools in the shop require clearance before solo use. Each tool is different and most are expensive and/or delicate.

During a Proficiency Based Clearance Instructors will provide Protohaven specific customs and rules for the equipment but will not provide technical instruction on the operation of the hardware, or software.

If a member needs to gain additional knowledge or skill they should take a Basic Skills Class to learn the required skills.

The items that will need to be demonstrated to gain the Proficiency Based Clearance are:

General Shop Rules

Be safe

  • Understands safety clearances are required as bare minimum.
  • Understands equipment must never be left unattended.
  • Understands why equipment must be reset after use.

Take care of the tools

  • Will not alter or use equipment beyond limits.
  • Will notify when maintenance is needed.

Keep the shop clean

  • Understands importance of cleaning up after oneself.
  • Will return borrowed tools to original location.
  • Understands anything left outside of your paid monthly or overnight storage may be removed and disposed.

Personal Protective Equipment

  • Knows whether synthetic materials may be worn during use.
  • Knows whether long sleeves can be worn beyond elbows during operation of equipment.
  • Knows whether loose clothing & hair may be worn down.
  • Knows whether open-toed shoes may be worn.
  • Knows whether safety glasses and hearing protection are required during operation.
  • Knows whether safety glasses are required when near someone else operating equipment in the workshop.
  • Knows whether additional PPE is required (e.g. apron, face shield…)

Tool Specific Instruction

Jewelry Kiln: Point out the following tool features

  • Maintenance tag
  • Power switch
  • Temperature controller
  • Top vent
  • Door latches
  • Thermocouple
  • Heating coils
  • Viewport

Identify & mitigate common hazards

  • Burns - use appropriate gloves and heat-safe tools at kiln.

Allowable Materials

  • Can name two types of material that are prohibited for use inside the kiln
  • Can name two types of material that are allowed for use inside the kiln

Safe Setup/Operation/Cleanup

  • Demonstrates powering on the machine and loading/unloading material
  • Demonstrates programming and starting a kiln schedule with a ramp up, soak, and ramp down.
  • Demonstrates reading the current and set point temperatures
  • Demonstrates stopping a running kiln schedule

Knowledge and Technique

  • Understands the maximum temperature the kiln is rated for
  • Understands how to keep their part and any coatings off the interior of the kiln
  • Understands how the programmed time value affects the ramp speed between temperatures
  • Understands when the temperature deviation alarm fires and how it affects the firing schedule
  • Understands how to use the stop code (-121) when programming a firing schedule
  • Understands what to do if smoke is observed coming from the kiln
tools/jewelry/clearance_kiln.txt · Last modified: 2024/02/07 18:31 by smartin015