• The small tube branching off of the main feed from the compressor into the tank feeds the unloader valve.  This depressurizes the main tube to make it easier for the motor to start.
  • The main big fitting feeds the pressure switch actuator.

Design Solution

Furnas 69MB7LY pressure switch with disconnect lever cut in 95 PSI cut out PSI 125

Research Links

Ebay Possibilities


Example Configuration of Other Compressors

Categories: EngineeringFixits

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