At our Hydrostatic Pump Repair Site, we offer many types of Hydrostatic Transmission Repair and information relating to Hydrostatic Parts
Today we will discuss:
Sundstrand Sauer Danfoss Series 90 – Charge Pump Change
In the Series 90 130cc Pump the charge pump is making changes, in that it is change the number of parts that go into a charge pump to fewer parts. This will help with the reliability and performance of the pump.
The auxiliary and pad there are changes in the charge pump cover, is now rotation dependent. It will be labeled LH or RH. The non auxiliary pad cover is not rotation dependent.
If you are using the new style you will need to replace the charge pump. It can be interchangeable, the complete charge pump. The piece parts are not.

If you need assistance with this, please let us know.
Call 800-361-0068
email: sales@hydrostatic-transmission.com