Customer request superhero heating inspection service performed superhero heating inspection service removed inspected and cleaned flame sensor adjusted gas pressure to 3.5 inches of water column found system operate properly with a 43 heat rise Inspected system in cooling mode found system operates properly in cooling mode refrigerant level is OK at this time When inspecting filter found a large amount of insulation stuck in the filter inspected return ductwork did not see any obvious breaches system was just installed and this is the first maintenance suspect some insulation may have gotten into the duct during installation advised customer that we will recheck next maintenance During attic inspection found overall insulation level at or below advise customer to look into Having a insulation specialist from Huft come out and perform a quote for getting more insulation added or replaced.