Checking The Brush; Checking The Starter Motor Operation; Checking The Choke Solenoid - Yamaha E115A Service Manual

ELEC
4. Check the armature for continuity.
Replace the armature if not shown as
below chart.
c
Armature continuity
Commutator segments c
Segment – Armature core d No continuity
Segment – Armature shaft e No continuity

Checking the brush

1. Measure the brush length a. Replace
the brush assembly if below specification
limit.
Standard length:
17.0 mm (0.67 in)
Wear limit a:
10.0 mm (0.39 in)
8-15
Electrical system
e
d
6G480256
Continuity
2. Check the brush holder assembly for
continuity. Replace the brush holder if not
shown as below chart.
2
Brush continuity:
Brush 1 – Brush 2

Checking the starter motor operation

1. Check the operation of the starter motor
after installing it onto the power unit.

Checking the choke solenoid

1. Disconnect the choke solenoid leads.
2. Connect the digital circuit tester to the
choke solenoid leads.
3. Measure the resistance of the choke
solenoid. Replace the choke solenoid if
out of specification.
Choke solenoid resistance:
3.4–4.0 Ω
1
6G480270
No continuity
6G480280
61U5H11