Heating and A/C technology is vast and complicated, having several bizarre moving parts and genuinely intricate parts.
For this reason I would request getting Heating and A/C service every two months to ensure your air conditioner or boiler is working respectfully.
It is straight-forward to schedule an Heating and A/C serviceman, simply call your local heating and cooling supplier and set up a date and time. Often, the Heating and A/C serviceman will only take a few minutes of your time to inspect your air conditioner or boiler, depending on what time of Heating and A/C unit you have. If there is a problem, your Heating and A/C serviceman will inform you, and he will offer to either service it with the heating and cooling unit he has in his work truck, or he will request what parts the Heating and A/C unit needs and where the best heating and cooling store is to purchase the part. If you choose to only schedule a monthly or annual Heating and A/C service checkup, I would highly request learning how to check the air filter and coolant in your central air conditioner yourself to ensure there is no build up or problems. You can learn how to change the air filter in your central air conditioner or boiler by going to a heating and cooling supplier and asking for an Heating and A/C supplier to show you and explain it to you, or you could go online where there are several bizarre Heating and A/C websites with videos that show you how you can check and change your air conditioner or boiler air filters. I said all this to say, Heating and A/C service is genuinely important.