U140f automatic transaxle
Inspection
In this manual: U140f automatic transaxle
8steps
~48min
2/5difficulty
Done 0 of 8
- Inspect automatic transaxle oil panel sub-assembly

- Remove the magnets and use them to collect any steel chips. Examine the chips and particles in the pan and on the magnet to determine what type of wear has occurred in the transaxle.
- Inspect input shaft end play

- Using a dial indicator, measure the input shaft end play.
- Inspect multiple disc clutch hub

- Using a caliper gauge, measure the inside diameter of the forward clutch hub bushing.
- When the diameter is over the maximum, replace the multiple disc clutch hub with a new one.
- Check the contact surface of the bush in the direct clutch shaft. If any scratch or discolor is identified, replace the direct clutch subassembly with a new one.
If the inside diameter is greater then the maximum, replace the forward clutch hub.
- Inspect no. 2 Underdrive clutch disc
- Check to see if the sliding surface of the disc, plate and flange are worn or burnt.

Notice:
- If the lining of the disc is peeling off or discolored, or even if a part of the groove is defaced, replace all discs.
- Before assembling new discs, soak them in atf for at least 15 minutes.
- Inspect underdrive brake return spring sub-assembly
- Using a vernier caliper, measure the free length of the spring together with the spring seat.

- Inspect 2nd brake clutch disc
- Check to see if the sliding surface of the disc, plate and flange are worn or burnt.

Notice:
- If the lining of the disc is peeling off or discolored, or even if a part of the printed number is defaced, replace all discs.
- Before assembling new discs, soak them in atf for at least 15 minutes.
- Inspect 1st and reverse brake clutch disc

- Check to see if the sliding surface of the disc, plate and flange are worn or burnt.
- If the lining of the disc is peeling off or discolored, or even if a part of the groove is defaced, replace all discs.
- Before assembling new discs, soak them in atf for at least 15 minutes.
- Inspect 1st and reverse brake return spring sub-assembly

- Using a vernier caliper, measure the free length of the spring together with the spring seat.
- Inspect underdrive 1-way clutch assembly

- Install the underdrive clutch assembly to the 1-way clutch. Rotate the underdrive clutch assembly to check the rotating direction for the lock or free operation.
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