• For Style-5054, see also Service Instruction (JD5079-00)
  • For Style-5070, see also Service Instruction (JD5079-01).


  • Shut down and lock out all power to ATevo.
  • Remove safety shield, and check with a voltmeter.
  • Locate the MOV Board (A9):
    • Style-5054: bolted to top-left side of circuit breaker bracket
    • Style-5070: mounted to center I/O panel
  • Remove the two (2) screws that connect the Transformer (T1) primary wire lugs to the MOV Board (A9).
  • Loosen mounting hardware, and remove old MOV Board.
  • Install new (replacement) MOV Board (A9) onto breaker bracket.
  • Reinstall mounting hardware to secure MOV Board to bracket.
  • Reconnect Transformer (T1) primary wires to MOV Board (A9).
  • Reinstall two (2) screws through lugs, and tighten nuts.
  • Replace safety shield, and close front panel door.
  • Restart ATevo.
Last modified: 12 September 2023