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7.3 Electrical system
7.3.1 Battery
Trouble & possible causes
Fixing methods
1.
Electric
power
always
insufficient
a. Generator or regulator failure
b. Poor wire connection
2.
Battery overheat
Too high the charging electric
current
3. PowerCheck is a white display
4.PowerCheck is a black display
Check wire connection and remove trouble
Check wire connection and remove trouble
Check and adjust regulator
Replace with new battery
Charge
7.3.2
Generator
Troubles & possible causes
Fixing methods
1.
Generator not working
a. Rectifier damaged
b. Carbon brush seized and
being contactless with collector
ring
c.Broken circuit, short circuit of
stator or rotor windings, or poor
insulation of earth circuit
2.
Generator developing
insufficient power
a. Generator belt loosened
b. Rectifier damaged
c. Poor contact of carbon brushes
d. Short circuit of partial windings
of rotor or stator
3.
Generator
output
current
unsteady
a. Generator belt loosened
b. Rotor and stator windings being
nearly short circuited or broken
c. Carbon brush spring weakened
and poor contact of carbon brush
d. Terminals loosened
4.
Abnormal sound from generator
a. Generator wrongly mounted
b. Generator bearings damaged
c. Rotor hitting stator or other parts
Check and replace with a new one if necessary
Examine carbon brush size and spring force,
repair or replace whichever if necessary
Repair or replace with new ones
Adjust belt tension or replace worn out belt with
a new one
Replace damaged rectifier with a new one
Repair
Repair or replace rotor or stator windings with
new ones
Adjust belt tension or replace the belt with a new
one
Repair or replace rotor or stator windings with
new ones
Repair or replace carbon brush spring with a new
one
Check and repair
Remount the generator correctly
Replace generator bearings with new ones
Check and repair
7.3.3
Starter
