Street sweeper regardless of what stage is, there are phenomena of oil spills may occur. Oil spill is the precursor of Sweeper fails, it cannot be taken lightly. New sweep the seeds left by the oil spill is mostly in Assembly, combined with bad, parts are not properly in place. Make oil seals, oil seals such as cushions, Cup cannot play a role in blocking. Old sweep vehicles was due to wear or the aging of the seal failure caused leaking. Has the oil spill will stain, here I start with grease analysis, judgement of the stain. We know that the road Sweeper is working in General a gasoline, oil, oil, gear oil, brake fluid power five ; I won't introduced the color and smell of gasoline. Sweeping vehicle engine oil is bronze, high viscosity.
