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Elevator Tab Rheostat Modification

Elevator Tab Rheostat Modification

VOLUME 1 May 1, 1948 NUMBER 8 MODEL 18 SERVICE NOTES AND CHANGES Elevator Tab Rheostat Modification An improved elevator tab rheostat drive has been incorporated in Model D18 airplanes in production.  This change was effective on D18S Serial A-402 and D18C Serial AA-27.  Model D18 airplanes delivered prior to A-402 and AA-27 may be […]

Elevator Droop

VOLUME 1 MARCH 1, 1948 NUMBER 6 MODEL 18 SERVICE NOTES AND CHANGES ELEVATOR ‘DROOP’ By T.A. Wells, Vice President and Chief Engineer Many pilots have noticed that the elevator on Beech airplanes rides below its neutral position in cruising level flight and have wondered why.  Off hand it seems queer as it appears obvious […]

Current Relays

Current Relays

Models D18S and D18C No. 7 Reprinted:  July 15, 1952 INTERCHANGEABILITY OF REVERSE CURRENT RELAYS In order to facilitate changing from one type of reverse current relay to another, it will be necessary to make certain wiring changes. Wiring diagrams covering the changes are included in this letter. The Westinghouse and General Electric Installation shown […]

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