The customer was looking to improve their cleaning performance
Ultrasonic Washer (SK Blackstone 6315)
Several areas of the connector were brushed with a stainless steel bristle brush. A nylon bristle bottle brush was run through the opening of connector, interior of spring and interior of connector cover. This was followed by air pressure drying.
The ArmaKleen Technical Center recommends using a 100% by volume solution of ArmaKleen™ Paint and Ink Remover at 160°F in an Ultrasonic Washer for a minimum of 1 hour or a 5% by volume solution of ArmaKleen™ 4 in 1 Cleaner at 160°F in an Ultrasonic Washer for a minimum of 2 hours.