Operation CHARM: Car repair manuals for everyone.
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Stator to Turbine Interference Check

1. Position the torque converter on the bench, front side down.





2. Install the torque converter stator support to engage the mating splines of the stator support shaft.
3. Install the turbine shaft, engaging the splines with the turbine hub.
4. Hold the torque converter stator support stationary and attempt to rotate the turbine with the turbine shaft. The turbine and torque converter clutch assemblies should rotate in both directions not exceeding maximum torque of 9.5 Nm (7 ft. lbs.) without any signs of metallic interference or scraping noise.
5. If interference exists, the stator front thrust washer may be worn, allowing the stator to hit the turbine. In such cases, the torque converter must be replaced.
6. The converter crankshaft pilot should be checked for nicks or damaged surfaces that could cause interference when installing the torque converter into the crankshaft. Check the converter front impeller hub for nicks or sharp edges that would damage the converter impeller hub seal.