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Regular mntenance of your r conditioner is essential for both cost-effectiveness and ensuring the appliance's peak performance. Let’s dive into some DIY tips from This Old House plumbing expert Richard Trethewey to help you mntn both central r systems and window units.
Regularly replacing dirty filters can severely impact your AC system's efficiency. m for monthly changes during the cooling season, especially for central and window units. Don't forget washable; simply clean them as needed instead of buying new ones every month.
Filter MERV Rating: Look for a filter with at least an Efficiency Reporting Value MERV of 12 for home use; higher values offer more stringent filtration but may require more energy from the AC compressor to pull r through.
Duct leaks can waste up to 30 of your cool r, and improperly sealed window units are notorious troublemakers. An easy way to pinpoint leaks is by using a smoke stick.
For Window Units: Hold the incense stick near where the unit meets the window frame. If smoke escapes freely, you have leakage issues.
Central AC Ducts: Inspect connections for leaks and seal them with foil tape or duct mastic as necessary.
Programmable thermostats allow setting higher temperatures when away from home and cooler ones upon return. For window units, you can use an affordable timer $10-$20 if it matches the device's voltage settingsavoid turning off ACs on vacation to prevent compressor stress.
Duct Wrap: For ducts in hot attics or crawl spaces, insulating them prevents heat from warming the cooled r they carry. Use spray foam, batt insulation, rigid foam insulation, and ensure tight seals with foil tape avoid duct tape.
Window AC Unit: Use foam inserts around windows to block drafts.
Central AC systems' outdoor componentsthe compressor and condenserbenefit from shade or light screening. m for about 24 inches of clear space all around them, removing obstructions like shrubs, tall grass, leaves, and hanging branches.
Pro Tip: Positioning units on the north or east side of your house can further enhance cooling efficiency.
Use curtns, shades, and awnings to block direct sunlight during the day, especially from south-facing windows. Pr AC usage with ceiling or floor fans for better r circulation.
Schedule annual professional mntenance before the summer heat starts or immediately if you missed your schedule. This comprehensive service includes:
Cleaning and inspecting coils.
Replacing or cleaning filters as needed.
Adjusting and replacing fan belts.
Lubricating motors and bearings.
Inspecting blowers, fans, and their efficiency.
Checking safety controls.
Ensuring proper refrigerant levels and pressures.
Verifying optimal operating temperatures.
Avoid blocking r flow by shutting too many interior doors and rooms off from the mn living areas. This not only saves energy but also ensures your AC works more efficiently when needed.
Consider investing in a home warranty plan to provide assurance agnst unexpected reprs on major systems like HVAC. A comprehensive plan can cover costs for reprs or replacements, helping you budget for mntenance and emergencies without breaking the bank.
By implementing these tips from Richard Trethewey, you'll not only save money on energy bills but also ext the life of your r conditioner. that regular mntenance is key to keeping your home comfortable all year round!
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Regular Maintenance Tips for Air Conditioners DIY Tips for Efficient AC Systems Cost Effective Central Air Care Practices Window Unit Leakage Detection Methods Smart Energy Saving Cooling Strategies Annual Professional AC Service Guidelines