HindlePower Atevo Series Operating/Service Instructions Manual page 273

HindlePower Inc
14.3.5. 14.3.5. Replacing Rectifier / Heat Sink Replacing Rectifier / Heat Sink
Assembly (A6) Assembly (A6)
• See also Service Instructions (JD5076-30).
Preparation: 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: 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: 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.
Copyright HindlePower Inc. 2021
ATevo O&SI - 3PH Input (16-1000 Adc) - 1.1_en
cooled.
Last modified: 13 September 2023
Page 273 of 311