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VFD68 Variable Frequency Drives Technical Bulletin

PENN Controls
Product name
VFD68 Three‐Phase Variable Frequency Drive
Document type
Technical Bulletin
Part number
Document revision
Revision date

About this task

Verify that the VFD68 drive is in PU Manual Override Mode (with no jumper between SD and STF).


  1. If the PU icon is not on, press MODE until OP.nd appears on the display, then press Up until PU PU appears on the display.
  2. Press RUN or FWD to start the VFD68 output to the motor. The RUN icon appears on the display.
  3. Press Up until the motor runs at maximum speed (50 or 60 Hz).
  4. Verify that the motor FLA is correct using one of the following methods:
    • Use a clamp-on amp meter
    • Press SET until the A icon (Amperes) illuminates and replaces the Hz icon (frequency).
  5. Press STOP/RESET to stop the output to the motor.