Johnson J10RLSUR, Service Manual

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79
ELECTRICAL
ELECTRIC STARTER SERVICING
4
Check permanent magnets and make sure they
strongly attract any steel or iron object held inside
frame. Weak magnets could cause excessive
RPM on
No Load Current Draw Test on p. 77.
Do not clean drive assembly while the starter and
drive are installed. The cleaning agent could drain
into the starter, washing dirt from the drive into the
bearings and commutator. After disassembling,
clean each part with a grease solvent and inspect.
If the pinion does not properly engage the fly-
wheel, the pinion and screw shaft assembly may
be worn, distorted, or dirty. Locate the cause of
binding and correct it before completing the
assembly.
Assembly
Lubricate the armature shaft bearing surface with
Moly Lube. Lubricate the armature shaft on and
above the pinion helix with Starter Pinion Lube ,
P/N 337016.
Assemble the brush end cap with brushes and
springs to the armature shaft. Place a new gasket
on the brush end cap.
Align the brush end cap mark with the mark on the
frame and magnet assembly. Assemble the brush
end cap to the frame and magnet assembly.
24058
24057
1. Brush end cap
2. Gasket
32982
WARNING
Use caution when inserting armature into
frame and magnet assembly as the perma-
nent magnets in the frame exert extreme
pulling force on the armature which could
result in pinched fingers.
1. Brush end cap scribe mark
2. Frame scribe mark
32981
1
2
1
2