×

Self diagnosing HVAC zone configuration

  • US 20060074596A1
  • Filed: 09/28/2004
  • Published: 04/06/2006
  • Est. Priority Date: 09/28/2004
  • Status: Active Grant
First Claim
Patent Images

1. A diagnostic apparatus for determining the location of a fault in a comfort system having power selectively delivered to individual devices among a plurality of devices, comprising:

  • a current protective device connected in parallel between a power source and the plurality of devices, said protective device being adapted to trip when a current level therethrough exceeds a predetermined level;

    a control device connected to both said protective device and to the plurality of devices for selectively directing power from said protective device to operate at least one of said plurality of devices at a time;

    means for sensing, when said protective device is tripped, which of said at least one device was operating at that time; and

    means for providing an indication thereof for purposes of diagnostics and repair.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×