Exciter Stator (Field) Removal; Exciter Armature (Rotor) Removal - Marathon Electric MAGNAMAX Installation, Operation And Maintenance Manual

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EXCITER STATOR (FIELD) REMOVAL

1. Disconnect Fl and F2 leads from the
corresponding Fl and F2 terminals on the
regulator.
2. Remove all cable ties so the Fl and F2
leads can be removed with the exciter stator.
Remove the four cap screws and Belleville
washers holding the exciter stator in place.
(Figure 6-8.)
Figure 6-8
Remove the exciter stator. Using a lifting
strap or fixture. (Figure 6-9.)
Figure 6-9
EXCITER ARMATURE (ROTOR)
REMOVAL
1. Note markings and disconnect the main
rotor leads coming out of the lead hole of
the aluminum standoff plate from the
rectifier aluminum angle. (Figure 6-10.)
Figure 6-10
2. Remove the cap screw and Belleville
washer that holds the exciter (rotor)
armature to t generator shaft. (Figure 6-11.)
Figure 6-11
3.Use a six inch, 3/4-16NF, cap screw for a
puller (See section 9.) The hole that the
mounting bolt goes through is threaded.
Screw the pull bolt into the hole and it will
push against the end of the shaft. (Figure 6-
12.)
30

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