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Old 10-14-2023, 03:16 PM
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ol'George ol'George is offline
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Join Date: Oct 2009
Location: MI
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Quote:
Originally Posted by Higgy View Post
As a follow-up, I discovered that all the couplers in the transaxle were in good shape but the replacement Hydro pump I purchased and installed on my Cub Cadet 1330 lawn tractor wasn't.

The Hydros on these model lawn tractors are the weakest part of the machine. Although disappointing it was not surprising given the age of my tractor. The Cub Cadet 1330's and parts from them are more than 30 years old having only been produced until 1992. Purchased new mine has proven to a work horse requiring only normal maintenance and providing many years of dependable service.

But with time on my hands and being stubborn I once again removed the transaxle from the tractor and removed the hydro from it (quite a time-consuming chore for an old guy) in an attempt to diagnose the problem. I immediately noticed leakage of hydrostatic fluid around the hydro pump located underneath the hydro couplers driving the brake rotor. Digging a little deeper, when spinning the couplers from the input shaft driveline to the pump) it was evident that the wheels moved but the couplers driving the brake rotor weren't working properly and only turned sporadically.

Wanting to salvage this tractor for sentimental reasons (which is otherwise in excellent shape) I've exemplified the definition of insanity and purchased yet another Hydro pump which is scheduled for delivery next week. But this time it was an expensive brand-new BDU-10S-215 hydro pump (ouch).

After I've installed it, and reassembled the transaxle to the lawn tractor, I'll let you know how it turns out.
Thanks for the update it helps others and we always like follow ups.
Looking fwd to your continued updates.
Best of luck--- us old farts rule, Ha,LOL
Tractor data sez '92-'93 years produced.
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