Figure 18. Generator, starter and cylinder head cover removal.

Figure 18. Generator, starter and cylinder head cover removal.

to the brushholder with the screw and

(3) Use a puller to remove the pulley and

washers.

the key from the armature shaft.

(3) Seat the brushes by inserting a piece

(4) Install the key; align keyway of pulley,

of No. 00 sandpaper between the

then tap pulley onto the armature

brush and the commutator with the

shaft.

rough side toward the brush; pull the

(5) Secure the pulley in a vise, using wood

sandpaper back and forth against the

blocks, and install the washer and

contour of the commutator, making

screw.

the last stroke in the direction of ro-

e. Engine Generator Bench Test.

tation. Blow out dust and grit with

(1) Field current draw. Connect a volt-

compressed air.

meter between the field pin socket of

d. Generator Pulley Replacement.

the electrical receptacle connector and

(1) Protect the pulley with wood blocks

the engine accessory generator. Con-

and clamp it in a vise.

nect an ammeter, a field rheostat, a

(2) Remove the nut and washer.

battery switch, and a fully charged

AGO