Educational Technologies for Tomorrow's Workforce

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TU-406 Residential Heat Pump Trainer

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Real world experience in troubleshooting wiring, piping and controls of a working air conditioning unit for a whole house.


  • – Fault simulation with two refrigerant faults and four electrical faults
  • – Provides numerous real-world applications and troubleshooting examples
  • – Refrigeration heat pump cycle can be observed
  • – High-pressure refrigeration tubing piped to sight glass for direct observation of the fluid stage of the refrigeration cycle
  • – Pressure, temperature and electrical readings can be made
  • – Visible wiring and piping
  • – R410a refrigerant can be pumped down
  • – Reversing valve that is operated through a digital thermostat
  • – Metering device/thermostatic expansion valve
  • – 2 sets of pre-connected high and low pressure refrigeration gas/liquid gauges
  • – Operation Manual describing how the unit works as well as its faults
  • – Necessary line and low voltage wiring
  • – Low voltage transformer and wiring
  • – Includes Lab Manual and book Heat Pumps: Operation, Installation, & Service, with student assignments
  • – Optional add-on equipment package provides all the professional tools necessary to complete service checks


  • – Electrical requirements: 240 VAC; 50/60Hz; 15A
  • – Overall size: 60″ L x 48″ W x 73″ H
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Providing insight, selection, installation, and ongoing support of the latest educational and career technology.


For more information or to contact Aidex, your iConnect Authorized Reseller, call 800-251-9935 or email