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WWII Engines, Engines, Engines!

Aug 25th 2022 Posted by Ester Aube

Franklin, Jacobs, Lycoming, and Ranger Engines, Oh My!

This week it's all about engines on AirCorps Library, with 35 new manuals and specifications added. Engines are an area that interest many people, so it's exciting to see this area of the site growing so quickly!

  

  

  

Franklin Engine Service Bulletins: 

These Service Bulletins published by Franklin relate to extremely specific topics of engine maintenance.

Check Eisemann Magneto for Correct Timing, No. 2, 12-Dec-1939

Freezing of Condensation in Breather Tubes, No. 3, 1-Feb-1940
Carburetor & Engine Adjustments Necessary for Proper Idling, No. 4, 18-Mar-1940
Franklin Engines 4AC-199-E2 & -E3, 6AC-264-f2 & -F3, 6AC-298-F2 & -F3, No. 11, 1-May-1941
Operating Recommendations for Proper Use of Altitude Control Carburetors, No. 12, 1-May-1941
Additions & Corrections to No. 11 & 12, No. 13, 16-June-1941
Concerning the use of Gasoline with High Lead Content, No. 16, 16-Feb-1942
Crankcase Cover Oil Leaks, No. 17, 13-Feb-1942
External Oil Pipes, No. 20, 20-Aug-1942
Camshaft Gears, No. 21, 7-Dec-1942
Crankshaft Regrinding, No. 23, 12-June-1943
Recommended Change in Spark Advance, No. 24, 8-April-1944
Air Cleaner, No. 25, 10-Aug-1944
  

Franklin Engines: 

Operation of Zero-Lash Hydraulic Lifters for Franklin 4AC-150, 4AC-150-A, and 4AC-171 Engines
Operation of Zero-Lash Hydraulic Lifters for Franklin 4AC-199, 6AC-264, 6AC-298, and 12AC-806 Engines 6VS-335-A, -B, 6VS-335-A1A, and -A1B, 1E2-1, 18-Sept-1959
6VS-335-A, -B, 6VS-335-A1A, and -A1B, 1E2-2, 22-April-1960
  

Jacobs Engine Specification: 

R-755, E-237-5, 10-April-1952
  

Lycoming Engines:

Specifications and short Tech Orders make up the bulk of the Lycoming documents added this week. 
VO-360-A1A, 1E1-1, 2-Mar-1959 
VO-360-A1A, 1E1-2, 27-May-1960
Handbook of Instructions with Parts Catalog for Lycoming O-145 Engine, July-1940
Parts Catalog for Lycoming R-680-9, -13, and -17
Service Instructions for R-680-3, -5 and -7 Engines, T.O. No. 02-15A-2, 20-Sept-1937 
Installation of Tach Oil Seal for R-680-5, -7, -9, and -11, T.O. No. 02-15A-8, 9-June-1941
Installation of Rocker Box Cover Stud Nuts and Lock Washer for R-680-5, and -7, T.O. No. 02-15A-9, 1-Aug-1938
Replacement of Cylinder Base Gaskets with Oil Seal Rings for R-680-3, -5, and -7, T.O. No. 02-15A-11, 13-Nov-1939
Modification of Cylinder Head & Installation of Primer Line for R-680-5, and -7, T.O. No. 02-15A-12, 12-Mar-1940
Installation of Steel Intake Pipes for R-680-5, -7, -9, and -11, T.O. No. 02-15A-14, 30-June-1941
Replacement of Magneto Drive Coupling Circlip for R-680 Series, T.O. No. 02-15A-15, 6-Feb-1941
Modification of Master Rod for R-680-3, T.O. No. 02-15A-16, 14-Jan-1941
Removal of Valve Rocker Bearing Packing for R-680 Series, T.O. No. 02-15A-18, 6-Nov-1941
Overhaul Instructions for R-680-3, -5, -7, and -11 Engines, T.O. No. 02-15AA-3, 15-Sept-1944
  

  

Ranger Engine Specification: 

6-440-C2 and L-440-1, E-216-5, 21-June-1950 
  

Wright Engines: 

  

Beechcraft Staggerwing Manuals:

The Staggerwing is one of my favorite aircraft, and I've never talked to anyone who didn't have a hefty appreciation for it. It's just one of those universally admired beautiful airplanes. This June I was lucky enough to take a ride in one at the Round Engine Roundup in Idaho Falls!
  

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