HindlePower ATevo Series Operating/Service Instructions Manual page 277

HindlePower Inc
14.3.5. 14.3.5. Replacing Rectifier / Heat Sink Replacing Rectifier / Heat Sink
Assembly (A6) Assembly (A6)
• See also Service Instruction (JD5076-00)
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 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: 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.
Copyright HindlePower Inc. 2021
ATevo O&SI - 1PH Input Group I (6-25 Adc) - 1.1_en
cooled.
Last modified: 2 August 2023
Page 277 of 316