Kymco MO BW250 Service Manual - chap18 (imp avviamento)

18. STARTING SYSTEM

18-0

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18

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STARTING SYSTEM

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STARTING SYSTEM LAYOUT -------------------------------------- 18-1

SERVICE INFORMATION -------------------------------------------- 18-2

TROUBLESHOOTING ------------------------------------------------- 18-2

STARTER MOTOR ----------------------------------------------------- 18-3

STARTER CLUTCH INSPECTION----------------------------------- 18-5

STARTER RELAY INSPECTION ------------------------------------ 18-6

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18. STARTING SYSTEM

18-1

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STARTING SYSTEM LAYOUT

STARTING CIRCUIT

Starter Relay

Starter Button

Starter Motor

Stop Switches

Relay

18. STARTING SYSTEM

18-2

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SERVICE INFORMATION

GENERAL INSTRUCTIONS

• The removal of starter motor can be accomplished with the engine installed.

• For the starter clutch removal, refer to page 10-3.

• After the starter clutch is installed, be sure to add the engine oil and coolant and then bleed air

from the cooling system.

SPECIFICATIONS

Item

Standard (mm)

Service Limit (mm)

Starter motor brush length

12.5mm

8.5mm

TORQUE VALUES

Starter motor mounting bolt 6.7_ 10.8N-m
Starter motor case screw 2.9_ 4.9N-m
Starter clutch bolt 9.8_ 13.7N-m

SPECIAL TOOLS

Flywheel holder
Flywheel puller

TROUBLESHOOTING

Starter motor won‘t turn Lack of power

• Fuse burned out • Weak battery

• Weak battery • Loose wire or connection

• Faulty ignition switch • Foreign matter stuck in starter motor

• Faulty starter clutch

or gear

• Faulty front or rear stop switch

• Faulty starter relay Starter motor rotates but engine does

• Poorly connected, broken or shorted wire

not start

• Faulty starter motor • Faulty starter pinion

• Starter motor rotates reversely

• Weak battery