Case Drain Lines - BaumaLightWithout a properly installed case drain, that extra pressure could blow a seal or damage your hydraulic line. For higher flow motors or on piston and gear motors, 

Hydraulic Pump and Motor Case Drains: Should You Filter?Filters in a hydraulic system maintain fluid cleanliness at a level that The rationale for installing filters in piston pump and motor case drain lines is similar to the using alternative filter locations that do not compromise component reliabilityWhy Monitor the Case Drain Monitoring the case drain flow in hydraulic piston pumps and motors is beneficial and there should be minimal back pressure on the case of the pump or motor. the right case drain monitors for your hydraulic systems, do not hesitate to call 

Viewing a thread - What is a case drain? - AgTalkCommon example of a case drain line is the little black plastic line I'll add that in an remote hydraulic motor application (as in a planter fan) a case drain And just to put it in writing, it has nothing to do with Case tractors, 

Best Practices for Determining Hydraulic Pump and MotorSep 9, 2017 — and motors. Before we learn how to execute a hydraulic pump/motor case pressure test, let's first understand what case pressure is, and why it should be checked. The more common name for this transmission line is a “pump case drain” line. Pump housings DO NOT attempt to mitigate the problemHydraulic pump and motor case drains - filter with caution!What filter beta and micron rating should be used?" Fact is, installing filters on hydraulic piston pump and motor case drain lines can result in excessive case 

When Hydraulic Motor Case-Drains Are Optional—UnlessWhen Hydraulic Motor Case-Drains Are Optional—Unless You Want Reliability! do not treat the oil as the key component of the hydraulic system that it is. The Hydraulic Motor Case Drains Optional, But ALWAYS A GoodSep 12, 2017 — The early design was without case drains because the motors did not apparent conflicts in hydraulics between what is OK to do-according to 

Case drain Issues with pumps and motors: Part 2 | HydraulicsHydraulic motors are more sensitive to problems with the case drain than pumps are. In addition, most variable displacement pumps do not operate, nor are allowed The efficient pump could be used in applications from fuel cells to power 5 Common Hydraulic Motor Questions AnsweredOct 26, 2017 — Not all hydraulic motors have a case drain line, though. For those that do, it is important to regularly check and change the case drain filter. Damage from a How does a hydraulic motor differ from a final drive? Some people