Checking The Condition Of The Bulbs - Yamaha T135SE Service Manual

CHECKING THE BULBS AND BULB SOCKETS
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YamahaT135.COM
Yamaha T135 Service Manual
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CHECKING THE CONDITION OF THE
BULBS
The following procedure applies to all of the
bulbs.
1. Remove:
9bulb
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Since the headlight bulb gets extremely hot,
keep flammable products and your hands
away from the bulb until it has cooled down.
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9 9 Be sure to hold the socket firmly when
removing the bulb. Never pull the lead, oth-
erwise it may be pulled out of the terminal
in the coupler.
9 9 Avoid touching the glass part of the head-
light bulb to keep it free from oil, otherwise
the transparency of the glass, the life of the
bulb, and the luminous flux will be adverse-
ly affected. If the headlight bulb gets soiled,
thoroughly clean it with a cloth moistened
with alcohol or lacquer thinner.
2. Check:
9bulb (for continuity)
(with the pocket tester)
No continuity → Replace.
Pocket tester
90890-03112
NOTE:
Before checking for continuity, set the pocket
tester to "0" and to the "Ω × 1" range.
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a. Connect the positive tester probe to termi-
nal 1 and the negative tester probe to ter-
minal 2, and check for continuity.
b. Connect the positive tester probe to termi-
nal 1 and the negative tester probe to ter-
minal 3, and check for continuity.
c. If either of the readings indicate no continu-
ity, replace the bulb.
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