The central home's air conditioner system's filter can be found in one location, such as the indoor handler located in the basement or attic. Depending upon the brand and type, the filter may either be horizontal or verticle. In some cases, you can find the filter in your blower cabinet while in others, it is mounted in your return air grill.
If you find that the evaporator coil has become frozen, shut off the power to it at the appropriate circuit breakers. This is essential to stop the unit from turning itself back on. Next, wait for ice to melt. This can take up to 24 hrs. You should contact an HVAC technician licensed to diagnose and repair any ice buildup on the coil.
If your evaporator is not working properly, please turn off the electricity to the system. This is necessary in order to prevent the unit's accidental turn back on. Next, wait until the ice melts. This can take as long as 24 hours. For ice formation on the evaporator coils, contact a licensed HVAC technician.
Regular maintenance can help keep your air conditioner in good condition and reduce repair costs. Depending on the system and frequency of visits, a single visit may cost between $75 and $200. Annual contracts are more affordable for larger units. HVAC service costs can be higher in summer, but can be significantly reduced in winter. A typical central home air conditioner system will require a service visit that costs about $100. An annual service could cost anywhere from $150 up to $400.
You don't have to be comfortable with compressed air. A shop vacuum can remove dust and dirt from the coils. Be sure to follow all directions and protect your eyes. A qualified HVAC technician can help you if you feel uncomfortable cleaning the coils. This is an essential component of air conditioning repairs.
Take out the panel that holds your central home's air conditioner in order to inspect the filter. You'll find plastic clips, screws or pressure on the panel that holds it in place. It is easy to access the filter after removing the panel. The filter might be damaged if it is stained with water. If the filter is stale or smells musty, you may have moisture problems. Contact a technician if this happens.
It's easy to replace the contactor of an air conditioner. Before you attempt this task, you need to be familiar with what to look for when replacing a contactor. One-pole contacts are the easiest to repair. It requires only one wire for power, neutral and common. You will find a plunger underneath the cover. If the contactor hums, it is likely that the coil has failed. If that is the case, try pressing the button using a stick. If the contactor has become melted, it will be necessary to replace it.