Preparation:
- 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 wires and ribbon cable from Power Board rectifier assembly.
- Remove two (2) bolts securing rectifier assembly at top and bottom of heat sink extrusion.
- Pull rectifier assembly straight out toward front of assembly.
- Remove four (4) screws that attach Power Board to assembly.
- Remove screw that attaches Filter Board to assembly.
- If an Auxiliary I/O Board is present, remove four (4) screws that attach it to assembly.
- Lift and remove all boards from heat sink assembly and rectifier assembly.
Installation of New Rectifier:
- Plug removed boards onto new heat sink and rectifier assembly.
- Make sure all spade connections on bottom of Power Board (A2) are correctly seated on new rectifier.
- Replace all board mounting screws.
- Insert new (replacement) rectifier assembly into enclosure.
- Install mounting bolts on top and bottom of heat sink extrusion.
- Reconnect wires to rectifier and Power Board (A2).
- Replace safety shield and close front panel door.
- Restart ATevo.
Last modified:
12 September 2023