5500-768 board-feedback amp this is the board asked for in 25805-203 . If you have a 5 hp stand then this is the board you need. This is a feedback amplifier board. It allows speed control of the drive motor.25805-203feedback amp board you need to know the part number of your test stand to determine which board you have and need. The manual covers 3 hp and 5 hp stands and these modules are different depending on which one you have.
NSN 5855-01-040-3881
NSN 5960-00-426-8028
NSN 7035-01-018-6589
NSN 6145-00-489-3574
NSN 5855-01-597-1836
NSN 5910-01-357-6114
NSN 6130-01-387-4623
NSN 6105-01-188-1524
NSN 5905-01-167-9308
NSN 5835-01-023-8733
NSN 6150-01-565-3780
NSN 5996-00-882-0791
Last Updated: 01/04/2025