If you are primarily a residential technician working on equipment under 5 tons, there is a lot of similarities between the systems you are used to and 5 – 20 ton rooftop units that are common to the light commercial market. There are some additional things to consider on larger equipment and here arejust a few of many.
WASH FRESH AIR FILTERS
While fresh air intake is becoming more common across the entire industry, it has been most common in commercial environments. Fresh air filters are often metal mesh and should be washed regularly with a hose and maybe some degreaser when they are in an environment near exhaust hoods.