Inspecting Stator; Inspecting Brushes For Wear - Mitsubishi S3Q2 Service Manual

2.6.6

Inspecting stator

(1) Checking continuity between lead wires
Check that there is continuity between a pair of lead
wires.
Also check that there is no continuity between a pair of
lead wires and other pair of lead wires.
If defective, replace the stator.
(2) Checking insulation between lead wire and core
Check that there is no continuity between each lead
wire and the stator core. If continuity is observed,
replace the stator.
Note: The core cannot be replaced as a single item.
2.6.7

Inspecting brushes for wear

Measure the length of the brushes. If the measured value is
less than the limit, replace both the brush holder assembly
and the brush assembly with new ones.
Item Standard
18.5 mm
Brush length
[0.728 in.]
Checking for grounding between the leads and the
Limit
5.0 mm
[0.197 in.]
ELECTRICAL SYSTEM
Checking for continuity between leads
core
Inspecting brushes
Wear limit line
12-17