Rockwell Automation Publication 20P-TG003B-EN-P - September 2021
81
Access Procedures
Chapter 3
Install the AC Line Snubber Circuit Board and Resistors
Install the AC line snubber board and resistors in reverse order of removal.
•
Apply thermal grease to the bottom of the resistors before securing them to
the heatsink.
•
Tightening torque for the screws connecting the field board to the field
SCR and dual diode modules is 2.5…4.0 N
•
m (22…35 lb
•
in).
Transient Noise Filter Circuit
Board Fuses Removal and
Installation
Remove the Fuses on the Transient Noise Filter Circuit Board
1.
General Safety Precautions on page 10
.
2.
Remove power from the drive. See
Remove Power from the Drive on
.
3.
Remove the covers from the drive. See
Remove the Protective Covers from
4.
Move the control EMI shield. See
Move the Control EMI Shield on
.
ATTENTION:
Thermal grease must be applied to the bottom of the resistors
before securing them to the heatsink or damage to the drive may occur.