Yaskawa Error Code H66 <Ad-Free>
). The drive expects these signals to change state at nearly the same time. Faulty Wiring
When faced with H66, a systematic approach is required to isolate the fault. yaskawa error code h66
. This occurs when the drive's safety circuit is interrupted, causing the drive output to shut off and the motor to coast to a stop. Yaskawa America Common Causes & Solutions Safety Circuit Interruption yaskawa error code h66