AIT 130 - Maintenance Piping

1. Read and interpret piping schematics.
2. Identify and select proper materials for installation and replacement.
3. Prepare material for installation or repair of piping systems.
4. Assemble and disassemble piping systems.

1. Employ mechanical fabrication procedures.

1. Piping Schematics
   1. Components
      1. ISA schematic symbols
         1. Control valves
            1. Direction
            2. Pressure
            3. Flow
         2. Cylinders
         3. Motors
         4. Instrumentation
         5. Pumps
         6. Various types of operators
         7. Filters
      2. Piping line types and symbols
   2. Connectors and fittings specifications for processes
   3. Operation of basic piping systems (given a schematic)
2. Installation and Replacement Materials (i.e. Selection, Identification)
   1. Proper tools
   2. Piping types and size by:
      1. Schedule
      2. Material
   3. Tubing type and size by:
      1. OD/ID
      2. Material
   4. Sealants, gaskets, solder types
   5. Hoses (e.g. types and ratings)
   6. Hangers (e.g. types, uses)
   7. Identifying correct materials based on process and medium compatibility
      1. Fitting, connections
      2. Pipe or tubing
      3. Sealants, gaskets, or solder/weld
3. Preparing Materials for Installation or Repair
   1. Appropriate measurement of materials for:
      1. Cutting
      2. Bending
   2. Calculate pipe length for:
      1. Installation
      2. Repair
   3. Pipe and tubing devices
      1. Threading machines
      2. Tubing benders
      3. Cutting devices
   4. Surface preparation (for all types of connections)
   5. Measure, cut, and prepare:
      1. Iron pipes
      2. PVC or CPVC pipes
      3. Tubing
4. Assembling/Disassembling Piping Systems
   1. Support devices (for all types of pipe systems)
   2. Pipe strain and effects on equipment
   3. Proper torque (importance of)
   4. Proper installation of sealants and gaskets
   5. Remove and install:
      1. Thread pipe and fittings
      2. Tubing and fittings
      3. PCV and CPVC pipe and fittings
      4. Bolted pipe flanges