You are not alone if you find your aircraft's maintenance requirements infinitely complex. Even seasoned maintenance technicians struggle with covering all the bases. The Federal Aviation Regulations can be a very intimidating document with over 2,000 pages written in Lawyer terminology, with the FAA producing other documents to bring these regulations into a policy known as FAA Orders.
The P180 Avanti I hourly inspection program consists of individual maintenance checks, performed at 200, 600, 1800, and 3600 flight hour intervals, and of other flight hour and calendar scheduled inspections:
200FH inspection is to be completed every 200 Flight Hours, except when B, C, and D inspections occur. B inspection is to be completed very 600 Flight Hours, except when C and D inspection occurs. C inspection must be completed every 1800 Flight Hours, except when D inspection occurs. D inspection is to be completed every 3600 Flight Hours.