Our wide range of reliable and energy efficient products includes wall hung splits, multi head units, cassettes, low profile ducted systems, split ducted systems, and packaged units. You can also let the cleaning solution soak in for a bit first and then scrub them. You may be able to can take the front casing completely off the air conditioning unit, which can allow you to clean things more thoroughly. We’ll begin with directions for the inside portion. Read the rest of the comments on this subject! The major reasons behind the popularity if split air conditioner are its silent operation and elegant looks. It’s up to you whether you want to start with the outdoor or indoor portion of the unit. A plug, when removed, can always be trusted! If obstructions are present, your unit must work harder to function than it should. If your AC is running for a while and there is moisture inside it, there is probably water inside it. In order to clean your air conditioner, you have to work on both the indoor and outdoor components of your unit. Reply These protect your house from getting months of accumulated dirt all over it. 1. Carefully scrub the grime and dirt off the edges and corners of the mini split and leave it to dry in open air. Its not deadly just annoying.Also visually checking the capacitor for any obvious problems. Let the Spray Nine soak in for the recommended time. A garden hose can help you spray the fins, but remember to keep the pressure low to avoid damage. Wash the air filters with water, being careful not to damage the filter surface. Without a multimeter you can't really test it, but if you see any of the above problems get someone to replace it.Also keep a eye out for dark/dirty stains on the condenser fins, by the service ports, on the cement the unit is on. Again, DO NOT WORK ON LIVE ELECTRONICS. Cost to Clean AC Coils. b. This Instructable is not recommended for people who don't have a good understanding of electricity. Be sure to be consideration of where you put this waste, as it can contain potentially harmful chemicals. Put on your gloves and apron and get ready! a. My advice is you get a copy of the unit's owner's manual and its service manual. As I mention in mu 'ible I just use water and no corrosive cleaners. But make sure to rinse completly or else the cleaner can start attacking the integrity of the metal. Running a vacuum cleaner over the air intake can help clear dust from inside. Cleaning: The coils are deep-cleaned to remove debris and contaminants, and to help prevent mold and mildew growth. It’s not necessary, but it’s good if you have any stubborn dirt that needs to be scrubbed off. or simply give instructions that are against code, or flat out dangerous. To make sure that the fan blades are clean, you can also wipe them off with a clean cloth or rag. Once you have finished using it, carefully take the bag off and remove the waste. You will be surprised at how often a good cleaning can get a seemingly worn-out air conditioner working like new again. Clean coils are important for efficient heating and cooling. Next, get a damp cloth and carefully wipe clean the inside of the outdoor condensing unit. [1] X Research source Try to purchase a bag that comes with a cinch, so you can loosen and tighten its circumference. Start by spraying off the outside at an angle and the buildup will come off in a 'Peeling' fashion. A wall-mounted split air conditioner is considered one of the best ways of cooling a room without damaging windows or doors. For more on cleaning your outdoor AC unit, watch the video. The outdoor unit of your split AC has been sitting idle and collecting dust throughout winter. The capacitor discharged up the water stream, into the hose nozzle, up my wet arm, and down my wet clothes into the muddy ground. I am not comfortable working on any equipment that is hard-wired to the line through a box. Deep-clean the coils periodically by washing them with a hose. Acid or Base (caustic) coil cleaners should not be used on condenser coils. The procedure to remove the 'fascia' (i.e. The approved disconnects actually remove the contacts from the box creating a visible air gap. Make sure you turn off the compressor too. Units vary from system to system, so also make sure you reference your manuals/user guides. Did you make this project? (When the buildup is high the fins wont allow enough water to get through to effectively clean the outside without first spraying the outside) While the unit is open I clean out any debris that has built up at the bottom of the unit. I have never seen an disconnect fail. The best approach to cleaning AC fins is to use an air conditioner fin comb, or AC fin comb, to gently clean both the condenser and evaporator fins.