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====== Plastics Recycling Clearance ======

{{section>tools:clearance_template&noheader&nofooter}}

====== Tool Specific Instruction ======

===== Plastic Shredder: Point out the following tool features =====

  * Maintenance Tag
  * Startup/Cleanup Guide
  * E-Stop
  * Plunger
  * Forward/reverse lever
  * Inlet/hopper and its thumbwheel screws
  * Outlet

===== Plastic Dryer: Point out the following tool features =====

  * Maintenance Tag
  * Startup/Cleanup Guide
  * Ventilator power switch
  * Heater power switch
  * Heater control panel
  * Analog temperature gauge
  * Temperature data chart
  * Lid latch
  * Top assembly clamps
  * Hopper drain lever

===== Injection Molder: Point out the following tool features =====

  * Maintenance Tag
  * Startup/Cleanup Guide
  * Power switches (Barrel & Nozzle and Heater Plate)
  * Barrel & Nozzle temperature controllers
  * Barrel
  * Nozzle
  * Material loading chute & safety gate
  * Table guard
  * Heating plate, control knob, and centering stud
  * Clamping force gauge
  * Pilot force gauge
  * Inlet pressure regulator
  * Injection pressure regulator
  * Temperature data chart
  * Clamp control valve (orange knob)
  * Clamp pressure selector (orange knurled knob)
  * Cycle-Timer selector (middle)
  * Injection Pressure Selector (black knurled knob)
  * Injection control valve (black knob)
  * Injection Speed Control (silver dial on back top)
  * Ram power return (right side, bottom)
  * Elevating spindle (allen key hex nut)

===== Identify & mitigate common hazards =====

  * Dust - keep hopper covered when shredding or dumping plastic - also wear a dust mask when grinding plastic or dumping plastic between containers
  * Crushing - do not wear gloves, long sleeves, or other things at the shredder which can get pulled in
  * Burns - use appropriate gloves at injection molder when handling hot plastic and heated molds, and don't touch hot surfaces of plastic dryer

===== Allowable Materials =====

  * Can name two plastics approved for the Plastics Grinder and one unapproved plastic
  * Can name two plastics approved for the Injection Molder and one unapproved plastic
  * Can name two plastics approved for the Dryer 

===== Safe Setup/Operation/Cleanup =====
===== Plastic Shredder =====
  * Demonstrates proper pre-cleaning of plastic in preparation for shredding
  * Demonstrates proper pre-cleaning of the shredder to prevent cross contamination
  * Demonstrates bucket positioning to catch shredded plastic
  * Demonstrates proper loading technique and understands how much to load at a time
  * Demonstrates how to safely remove plastic stuck in the shredder
  * Demonstrates proper reversing procedure when the shredder stalls
  * Demonstrates proper post-cleaning of the shredder to prevent cross contamination

===== Plastic Dryer =====
  * Demonstrates proper loading and unloading of plastic material
  * Demonstrates cleaning of internal dryer screen (via the top assembly clamps)
  * Demonstrates setting proper temperature and turning the heat/blower on.

===== Plastic Injection Molder =====
  * Demonstrates proper compressed air hookup and regulation
  * Demonstrates turning machine on and setting appropriate barrel/nozzle/hot plate temperature
  * Demonstrates mold installation and clamping force adjustment
  * Demonstrates proper plastic loading procedure
  * Demonstrates proper injection process and wait time
  * Demonstrates proper mold removal and finished part extraction

===== Knowledge and Technique =====
 
  * Knows the process for switching injection molder to a different plastic material than what is currently loaded.