Field Service Instructions for

Aeromatic Propellers

Models 220, 220-I, and 220H

The propeller with a brain for your personal plane

Koppers Company, Inc.  Aeromatic Propeller Dept.
200 Scott Street
Baltimore 3, MD

Transcribed from the printed manual.

Manufacturers Warranty Provision

1. General Description
2. Operating Characteristics
3. RPM Regulation
4. Adjustment for Continued High Altitude Airport Operation - For Model 220
5. Lubrication
6. Propeller Removal and Blade Maintenance

NOTE:  This is the factory manual.  For learnings from real life, see also the Aeromatic Tips page.