Yamaha XTZ 125K Owner's Manual page 83

3. Remove the rubber cover.
4. Remove the clip by pushing its tab dow.
CAUTION:
Avoid touching the glass part of the headlight bulb to keep
it free from oil, otherwise the transparency of the glass, the
life of the bulb and the luminous flux will be adversely
affected. If the headlight bulb gets soiled, thoroughly clean
it with a cloth moistened with alcohol or lacquer thinner.
5. Put a new bulb, install the socket and the bulb rubber
cover.
6. Reconnect the connectors.
7. Reinstall the headlight assy. If it is necessary to adjust
the headlight beam, please consult a Yamaha dealer.
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