Starter Motor Inspection; Armature Inspection - TOHATSU TLDI 40 Service Manual

Starter Motor
Brushes and Springs
q Check the brushes for wear.
When brush length is 9.5 mm (0.37 in) or less
Replace with new one.
w Inspect insulation between brush holders.
If conductive, determine cause or replace
insulation.
e Brush spring tension
When there is a loss of tension
Armature
q Measure the depth of the insulator on the
commutator.
w When the distance at location w does not fall
within the 0.5 to 0.8 mm (0.02 to 0.03 in) range or
when deformed from excessive wear, repair the
teeth attached to the plate so that they conform to
the designated range.
e To remove excessive carbon buildup on the
commutator, select a sandpaper in the #500 to
#600 range.
r Inspect the armature insulation.
When conductive
*
assembly.
*
replace spring.
*
Replace starter motor
eBrush spring
5-23
Length when new
12.5 mm
0.49 in
Wear limit
9.5 mm
0.37 in
wBrush holder
0.02 to 0.03 in
w
0.5 to 0.8 mm
q
e
Insulator
Segment