During operation in between dives with the Achilles robot it is required to refill the seal around the output shaft the drive units with lubricant and to control the condition of the used lubricant. 

 

For easy lubricant refill the drive unit is equipped with a grease nipple and an exit port for the used lubricant. 

 

To lubricate the seal the following steps should be followed. 

 

  1. Remove the plug from the exit port. 

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  1. Attach the grease gun filled with Aquashield to the grease nipple. 

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  1. Press in fresh grease while checking the used lubricant thru the exit port for water contamination. 
  2. Plug the exit port.