Transcription of TELEDYNE CONTINENTAL AIRCRAFT ENGINE M92-7 service ...
1 TELEDYNE CONTINENTAL AIRCRAFT ENGINE . M92-7 . service bulletin Supersedes M80-15. Technical Portions Are FAA Approved 26 May 1992. SUBJECT: CRANKCASE CYLINDER DECK STUDS. MODELS. AFFECTED: ALL - EXCEPT O-200, O-300 AND "C" SERIES. COMPLIANCE: AT OVERHAUL. Unlike other crankcase studs, "deck" studs are installed with a light interference fit, sealed and held in position with the use of Loctite at assembly. The following information is provided to familiarize you with current manufacturing practice, as it relates to this subject. ENGINE MODEL STUD PART NO. LOCATION. 360 643651-1 1, 2, 3, 4, 5, 6. 470, 520, GTSIO520, 646140-1 1, 2, 3, 6. 550, (Sandcast) 646140-2 4, 5, . 346, 520 550 646140-1 1, 2, 3, 4, 5, 6. (Permold) 646140-2 . Note "Seventh Stud" installed on 520 and 550 models reference SB M90-16 or current revision as applicable. (continued). TELEDYNE INDUSTRIES, INC. 1992 TELEDYNE CONTINENTAL MOTORS. Member of GAMA AIRCRAFT Products General Aviation Manufacturer's Association PO Box 90 Mobile Alabama 36601.
2 26 May 1992 Page 2 M92-7 . CYLINDER DECK STUD LOCATIONS. The following procedure is specified for installing cylinder deck studs. 1. Studs and tapped holes must be clean and dry. 2. Apply "Lockquick Primer Grade N" to stud and cylinder deck threads and allow to dry. 3. Apply "Loctite Grade 271" to both threads. 4. Install studs to proper height. 5. Wipe away excess "Loctite". 6. Allow two hours minimum setting time before assembling cylinders.
