AIR FORCE - AFMAN 20-116

scope:

Requirements herein apply to all AF propulsion items, including those which are military unique engines managed as Contractor Logistics Support (CLS) programs, except as noted below.

Commercial gas turbine engines, in service on AF commercial derivative aircraft and certified by Federal Aviation Administration (FAA) and maintained by CLS to the manufacturer specifications may, on a case-by-case basis, be granted an exemption from all or some of the requirements in this manual. Such exemptions must be approved by appropriate Programmatic Authority IAW Department of Defense Instruction (DoDI) 5000.02, Operation of the Defense Acquisition System, and AFI 63-101/20-101, Integrated Life Cycle Management.

The Program Manager (PM) coordinates with the AF Director of Propulsion (DoP) and gains approval from applicable stakeholders on such deviations, and provides the DoP documentation copies of approved deviation. DoP provides a copy of approved exemption to the AFMAN OPR. PM and DoP retains the exemption as part of the Program and Engine documentation. Note: The AF Life Cycle Management Center, Director of Propulsion (AFLCMC/LP) is the designated DoP.

Requirements in this publication do not apply to:

Reciprocating or turbine engines that provide ground-based auxiliary/generator power.

Unique engine configurations installed on classified/experimental aerial vehicles and ground testing.