Performed second opinion call. Upon arrival, Inspected components noted by previous company. Hot surface igniter has no visible signs of wear and is testing in range at 15.7ohms cold, flame sensor was worn- cleaned off and no visible signs of cracking or wear are present, dcv is steady. Inducer motor whined slightly on startup but is not making any abnormal noises indicating bearing failure and is testing below max amp draw of 1.75A @ 1.58. Temp split is 52° ( rated 45-75.) Evaporator coil does have substantial formicary corrosion but channels are clear of debris. System is operating within manufacturer specs at this time.