Introduction
Teledyne Continental Motors, Inc.
TM
1-2
IOF-550 Permold Series Engine Maintenance Manual
1 April 2007
1-1.
Scope and Purpose of This Manual
This manual provides instructions for installing and operating IOF-550-B, C, N, P, and R
Permold series engines, equipped with Full Authority Digital Engine Control (FADEC),
manufactured by Teledyne Continental Motors (TCM):
The models listed above are referred to collectively as the “IOF-550 Permold Series”
engines throughout this manual. Instructions in this manual are specific to the IOF-550
Permold Series engines. For information specific to other TCM engine series, refer to the
appropriate manual.
This manual, along with the overhaul manual provides complete maintenance and
overhaul information for the engine series. The first section provides general maintenance
information including maintenance schedules, inspection and service requirements,
troubleshooting and repair procedures. The second section provides detailed engine
overhaul instructions to return the engine to like-new specifications.
This Maintenance Manual (M-24) is supplemented by the TCM Installation and
Operation Manual (OI-24) and Overhaul Manual (OH-24). Procedures in the OI-24
provide instructions for installing a new TCM engine in an airframe at a Fixed-Base
Operator location. The OI-24 supplements the Pilot’s Operating Handbook with engine-
specific technical information and instructions.
This manual, along with the overhaul manual provides complete maintenance and
overhaul information for the engine series. The maintenance manual provides general
maintenance information including maintenance schedules, inspection and service
requirements, troubleshooting and repair procedures. The overhaul manual provides
detailed engine overhaul instructions to return the engine to like-new specifications.
The maintenance section begins with administrative instructions regarding access to
TCM publications and a list of other manuals that will enable the mechanic to perform
the procedures required to maintain the engine’s airworthiness. Chapter 2 contains a
detailed engine description including engine specifications and operating limits. Chapter
3 lists special tool and supply requirements as well as vendor contact information.
Chapter 4 contains FAA airworthiness limitations. Chapter 5 provides engine removal
and installation instructions. Chapter 6 contains instructions to verify the engines
serviceability after maintenance or overhaul. Chapter 7 provides maintenance and
inspection scheduling as well as unscheduled maintenance and the associated procedures
to accomplish those tasks. Chapter 8 contains troubleshooting procedures and suggested
corrective actions. Chapter 9 contains maintenance and adjustment procedures. Chapter
10 contains non-overhaul repair and replacement procedures, referred to as “heavy
repair.”
The overhaul manual is arranged in the sequential order of tasks required to complete the
overhaul process. Overhaul instructions include disassembly, cleaning and inspection
requirements to determine which parts are suitable for overhaul. Overhaul instructions
also include required replacement items and detailed part refurbishing procedures.
Finally, instructions are provided for detailed engine assembly and post overhaul testing.