• Shut down and lock out all power to ATevo.
  • Remove safety shield.
  • Disconnect the battery and dc load(s) from the DC Output Circuit Breaker (CB2+/-).
  • Check with a voltmeter before proceeding.
  • Make sure rectifier/heat sink assembly (A6) has cooled.

Removal of Existing Rectifier:

  • Disconnect the ribbon cable and wires from Power Board (A2).
  • Remove the two (2) bolts securing rectifier assembly on center of left side of enclosure between top and bottom vent perforations.
  • Pull rectifier assembly (A6) straight out toward front of ATevo.
  • Remove the four (4) screws that attach Power Board to assembly.
  • Remove screw that attaches Filter Board (A7) to assembly.
  • If an Auxiliary I/O Board (A4) is present, remove the four (4) screws that attach it to the assembly.
  • Lift and remove all boards from the existing rectifier / heat sink assembly (A6).

Installation of New Rectifier:

  • Plug removed boards onto new rectifier/heat sink assembly (A6).
  • Make sure all spade connections on bottom of Power Board (A2) are correctly seated on new rectifier.
  • Replace all board mounting screws.
  • Insert new assembly into enclosure, making sure protrusions on heat sink drop into holes at back of enclosure.
  • Install mounting bolts on left side of enclosure.
  • Reconnect wires to rectifier/heat sink (A6) and Power Board.
  • Replace safety shield and close front panel door.
  • Restart ATevo.
Last modified: 2 August 2023

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