Changing o2-04 to 1 allows operation without a keypad but will fix an intermittent H66 caused by noise or hardware failure.
The communication option card may have vibrated loose from its slot on the drive's main control board, or the pins are bent. yaskawa error code h66
Navigate to the parameters on the digital operator to view the status of the digital inputs. Changing o2-04 to 1 allows operation without a
It is easy to confuse with other common Yaskawa "H" alarms. Refer to the table below for quick differentiation: YASKAWA V1000 FAULTS It is easy to confuse with other common Yaskawa "H" alarms
The motor is allowed to rather than executing a ramped deceleration.
To minimize the occurrence of the H66 error code, perform regular maintenance on your Yaskawa drive and motor:
Parameters related to option cards (often in the F or H groups, depending on the model) might be incorrectly set, causing the drive to expect a different type of card than what is installed. 3. Unsupported or Incompatible Module