✔ 最佳答案
Now seven air conditioners have been washed only, including two (near window position). As the workbench is glass, maintenance personnel cannot step on it to clean air conditioners. If washing is needed must move away workbench.
Another one is in the conference room one. As the company sign stand up, sign should move away then for cleaning.
Another one is in the conference room two. As the ceiling have many vents and water pipes inside, it cannot be cleaned.
Finally, air conditioner which over your seat has broken and cannot be used. Often dripping reason is because the light pipe hoses out water pipes a bit high. The water cannot go away so the water build up. Also due to renovation relationship, the ceiling cannot be removed to fully check inside the case.
If replace is needed, the reception entrance for air conditioner which over your seat will make you an offer.
As maintaining company only washed seven air conditioners, they will re-open the invoice to you.