If your hydraulic pump isn't operating correctly you may need to test and replace the motor. Below find step by step instructions on how to test a single post hydraulic pump motor. Save this article for future hydraulic pump maintenance and issues.
How to test a single post hydraulic pump motor:
1. Ground the housing of the motor using a jump pack or battery.
2. Take the positive directly to the post on the motor.
3. If it doesn’t run it's time to replace the motor.
4. If the motor sounds slow it’s time for a new motor.
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Anthony Fairchild, PIERCE Technical Service Manager
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