DeWalt DW168F - Starter Solenoid; Brush LENGTH; Armature; Brushes - CONTINUITY CHECK

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
STARTER SOLENOID
Connect a 12V battery between the starter
terminal andthesolenoidbody and check
for continuity between terminals.
NOTE: Continuity should exist when the
battery is connected and not exist when the
battery is disconnected.
BRUSH LENGTH
Measure the brush length:
Replace the brush if the brush length is less
than service limit.
STANDARD
(MM)
SERVICE LIMIT (MM)
10 5.5
ARMATURE
Continuity check: commutator segments
Checkthecontinuitybetweenthesegments.
If an open circuit (no continuity) exists
between any two segments, replace the
armature.
Continuity check: commutator to shaft
Checkthe continuity between commutator
and the armature shaft. If continuity exists
between any of the commutator segments
and the armature shaft, replace the arma-
ture shaft.
BRUSHES - CONTINUITY CHECK
Remove the armature and check for
continuity between the brushes. There
should be no continuity between the
brushes.
OVERRUNNING CLUTCH
 1.Checktheoverrunningclutchforsmooth
axial movement. Apply oil or replace
the overrunning clutch, if necessary.
 2.Checkthereductiongearmovementby
U6
E7
holdingthepiniongear(E7)and turn-
ingthereductiongear(U6).Thereduc-
tiongearshouldturncounterclockwise
freelyandshouldnotturnclockwise.
 3.Checkthepiniongearforwearordam-
age and replace if necessary.
NOTE: If the pinion gear is worn or dam-
aged the flywheel ring gear must be
inspected.