Kowloon Kwun Tong 
No. of air conditioner：2 What type of service do you need?
Maintenance
What is the type of air conditioner that needs maintenance?
Window type
What is the brand of your air conditioner?
Tosot
What is the problem with your air conditioner?
Others, 顯示器變成F0字樣
How old is your air conditioner?
4-6 years
Was there any maintenance done in the past 6 months?
No
Do you need to add photos of your AC to let PROs understand your model and issue? (optional)
How many air conditioners require maintenance?
2
What time do you prefer to have the service?
Any time
Anything else that we need to know?
No
Where is your location?
Kowloon,Kwun Tong
