Unit A Grove City dental Replace 2 - 20x25x2 filters, visual inspection. Someone else has recently replaced the service disconnect, fan belt, & motor shiv Unit B pediatrics of Grove City Two system RTU package heating equipment tune up, preventive maintenance, filter rotation, safety inspection, cleaning, resurface flame sensor and test electronic ignition system, disassemble for visual inspection of heat exchangers West system 4 - 20x25x2 , East syatem 2 - 20x35x2 Unit C Ohio health work health West system, water inspection, replacement inspection, replace filters, 1 - 20x25x2 Test duct static pressure, return 0.3, supply 0.475 Middle system, install filters 4 - 20x25x2, replace fan belt A35 East system, install replacement air filter 1 - 16X20x2