安装空气滤清器壳盖。
取下塑料盖后，对准空气滤清器的进气管，按下喷头正喷约1 ~ 3秒，然后启动即可。
Remove its plastic head, aim it at the admitting pipe of the air filter, push the sprayer, spray it for 1-3 seconds and then start the engine.
取下塑料盖后，对准空气滤清器的进气管，按下喷头正喷约1 ~ 3秒，然后启动即可。
Remove its plastic head, aim it at the admitting pipe of the air filter, push the sprayer, spray it for 1-3 seconds and then start the engine.
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