Air conditioning system repair and replacement is a big decision. It requires you to ask a lot of questions. Considering the average cost of a home air conditioner installation, you may need to look for a suitable air conditioner maintenance plan. However, the following are some tips you need to know before you decide to repair your air conditioner. Age of the air conditioner You don’t have to sink much of your money into purchasing a new air conditioner considering the average cost of a new one. If your air conditioner hasn’t served you for more than five years, ask…