Video: How do you remove the bottom cover on the ATV61 and ATV71?
How do you remove the bottom cover on the ATV61 and ATV71 drives so you can access the line input and motor output terminals connections?
Altivar ATV61 and ATV71 LHP units only or under 90KW
They can not get the the bottom cover off to check the power terminals.
1st Turn off all power make sure the drive is not powered up and the DC bus is discharged before starting.
You will need to turn the set screw counter clockwise on the control terminal pod. Next use a flat head screw drive to pry the corners on each side the cover to see if you can work it loose. Then pull down cover to remove it.
This procedure is demonstrated in the video below: