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TROUBLESHOOTING AND REPAIR |
GENERATOR ARMATURE REMOVAL AND REPLACEMENT (continued)
FIGURE F.32 – SLING LIFT
ROPE SLING
BLOWER PADDLE
BLOWER
PADDLE/ARMATURE
MOUNTING BOLTS (8)
PROCEDURE
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Removing the Armature
1.Turn off the engine
2.Perform the Alternator Rotor Removal
Procedure.
3.Perform the Alternator Stator Removal Procedure.
4.Perform the Generator Frame Removal
Procedure.
5.Using the rope sling, support the armature. Position the sling at the center of gravity of the armature assembly. See Figure F.32
6.Remove the eight screws securing the blower pad- dle segments and the outer diameter of the flexible coupling disk to the flywheel.
7.With the armature securely supported in the sling, unlock it from the flywheel by carefully rotating it 1/8 of a turn in either direction.
Replacing the armature
1.Carefully inspect the mating surfaces of the fly- wheel and armature coupling parts. These surfaces must be clean and undamaged.
2.Support the armature in a rope sling and carefully move it into position, and align it to the flywheel.
3.Rotate the armature 1/8 of a turn, in either direction, to engage the locking mechanism and line up the bolt holes. Be certain that the coupling plate is fully and cleanly seated in the flywheel.
4.Replace the eight screws and four blower seg- ments. Tighten the screws per the torque specifica- tion sheet.
5.Perform the Generator Frame Replacement
Procedure.
6.Perform the Alternator Stator Replacement Procedure.
7.Perform the Alternator Rotor Replacement Procedure.
