Maintenance Technician

Petoskey Plastics is an environmentally focused recycler and film, bag and resin manufacturer providing superior products and solutions.  We are dedicated to our mission statement: to earn the appreciation and respect of our customers, associates, and communities.  If you are looking for a growing, family oriented, career path focused company, Petoskey Plastics is here for you.  We offer paid training and a number of different growth opportunities.  Start your career at Petoskey Plastics today!

The Maintenance Technician is tasked with maintaining manufacturing equipment, conducting both preventive and reactive maintenance. They will perform equipment repairs based on management's requests and priorities, work on PLCs, and document all activities in the work order module.

Responsibilities

• Work efficiently with Maintenance Coordinator to ensure proper spare part min/max and reorder levels, PM documentation, part purchases, and crib organization
• Approve PM activities by completing work orders, attaching parts, and updating and closing work orders
• Provide operator equipment training when needed
• Ensure drawings, programs and manuals are accurate, available and complete
• Ensure that all effected associates are not only aware of work performed, but are working safely together as well
• Identify areas for improvement and work to plan improvement projects with management and safety committee
• Use mechanical knowledge and math formulas to calculate force, and change gear/drive ratios to properly size components, etc.
• Examine problems to determine root cause of failure and devise permanent solutions
• Read and interpret ladder logic symbols, basic power and control logic flow, symbols and notation, and normally open vs. normally closed
• Use schematics to troubleshoot, repair, modify and upgrade circuits
• Have a good understanding of the following with regards to PID control: proportional, integral and derivative.  Make adjustments to a PID loop and understand the effects of making adjustments  
• Perform ampacity calculations to determine wire sizing
• Understand how to select overcurrent protection, power supplies, contactors, etc.
• Understand the effects of heat on systems
• Apply basic knowledge, tools, and concepts to troubleshooting electrical circuits using tools such as digital VOM, ammeter, megohmmeter, and phase sequence tester
• Troubleshoot in a consistent, logical and methodical way to determine the root cause of the failure, before replacing components
• Understand how to read IO physically.  Read and interpret digital, analog and temperature (thermocouple) inputs
• Understand the differences between mA, mV, and volts as they relate to the PLC’s analog IO
• Ability to connect to various PLC’s, get online and read register data, force IO, upload and download programs, reassign IO, and make basic program modifications
• Understands the following: drive/motor operation, mechanical starters, single phase motor operation, 3 phase motor operation, overloads, and single phasing
• Understand the theory of DC motors and drives.  Know the difference between armature and field.  Know the functions of speed reference, armature vs tach feedback, and drive adjustments such as current limit, min and max speed.  Understand the different between permanent magnet and separately energized fields
• Setup a new analog or digital DC drive for basic operation
• Set up a new AC VFD for a basic application.  Know when to select different control methods and how to apply them
• Basic understanding of speed reference, encoder feedback, and frequency control
• Interpret basic hydraulic and pneumatic schematics and symbols used
• Identify and explain how individual parts work together and function as a complete hydraulic system
• Use basic hydraulic and pneumatic knowledge to troubleshoot issues such as leaks and worn or malfunctioning components
• Demonstrate superior workmanship and set the standard for quality workmanship for fellow associates
• Perform additional duties as assigned by management