Over-Run Alternator Decoupler (OAD) Pulley Inspection
Special Tools Required
Image Description/Tool Number
5857448.png Alternator OAD Pulley Holder 07AAB-TK8A100
3. Alternator OAD Pulley Holder - Insert
1.
Clamp the alternator firmly in a vise.
2.
Insert the alternator OAD pulley holder into the OAD pulley.

4. OAD Pulley - Inspect
1.
Place a beam type torque wrench (A) with a 17 mm socket wrench (B) on the alternator OAD pulley holder.
2.
While holding the OAD pulley (C), rotate the alternator shaft counterclockwise. Make sure the alternator shaft is locked when applying the specified torque.
Specified Torque:
11 N·m (1.1 kgf·m, 8 lbf·ft)
If the alternator shaft locks, go to step 3.
If it does not lock, replace the OAD pulley.
3.
While holding the OAD pulley (A), rotate the alternator shaft clockwise. Check that the alternator shaft rotates at the specified torque or less.
Specified Torque:
0.8 N·m (0.08 kgf·m, 0.6 lbf·ft) max
If the alternator shaft rotates at the specified torque or less, it is normal. Install a new OAD pulley seal cap.
If it does not rotate at the specified torque or less, replace the OAD pulley.

5. All Removed Parts - Install
1.
Install the parts in the reverse order of removal.
NOTE:
When installing, do not distort a new OAD pulley seal cap.
Make sure to check that a new cap is installed securely.