Yamaha Scorpio, Service Manual

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ELEC
CHECKING OF BULBS
CHECKING OF BULBS
(FOR HEADLIGHT, TAIL/BLAKE
LIGHT, FLASHER LIGHT, METER
LIGHT, ETC.)
To determine the condition of a bulb check for
continuity at the bulb terminal.
KINDS OF BULBS
The bulbs used in motorcycles can be classi-
fied by shape of socket and use.
A
and
B
are the main types used in head-
lights.
C
is mainly used for the flasher light and tail/
brake light.
D
and
E
are mainly used for meter lights and
other indicator lights.
CHECKING BULB CONDITION
1.Remove the bulb.
NOTE:
●
Bulbs of the
A
and
B
type uses a bulb
holder. Remove the bulb holder before
removing the bulb itself. Most of the bulb
holders for this type can be removed by turn-
ing counterclockwise.
●
Most of the bulbs of
C
and
D
type can be
removed from the bulb sockets by pushing
and turning them counterclockwise.
●
Bulbs of the
E
type can just be pulled out.
CAUTION:
Be sure to hold the socket firmly when
removing the bulb. Never pull the lead. Oth-
erwise, the lead may be pulled off the termi-
nal in the coupler.
WARNING
Headlight bulbs become very hot even after
a short time. Keep flammable products
away from a hot headlight bulb and be
careful never to touch it, before it had time
to cool down.