Model:  D18S, No. 4  |  Revised:  April 15, 1953  |  SEALING CABIN WINDOWS Cabin window are sealed in rubber by using a pressure strip (A), mounted in the window frame (B). In the event leaks occur around the edge of the window frame, the following procedure should be used as a guide. Remove trim strip […]

Model D18S, No. 1  | Kit 500 | Issued 8-6-46 | Revised 10-29-53 Hat holders are now available for your airplane and, if desired, may be installed on airplanes prior to A-220 as follows:

VOLUME 1  |  APRIL 1, 1948  |  NUMBER 7  |  MODEL 18 SERVICE NOTES AND CHANGES  |  GOODYEAR 11.00 X 12 BRAKES The Goodyear Tire and Rubber Company, Inc., has informed us of an improvement change which has been made to the 11.00 x 12 brake discs, used on the Model 18.  Instead of machining […]

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 […]

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 […]

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 […]

Model:  D18S, No. 5         Revised:  June 1, 1953 CLEARING HYDRAULIC BRAKE HOSE Some of the earlier Model D18S Beechcrafts, Serials A-1 to A-68 inclusive, had the brake hoses routed along the torque knees at the front of the struts. In some instances, the hoses rubbed against the front of the landing gear wheel […]

VOLUME 1 FEBRUARY 1, 1948 NUMBER 5 MODEL 18 SERVICE NOTES AND CHANGES ALTERNATE BRAKE BLEEDING PROCEDURE FOR MODEL D18S, D18C, D18C-T The following procedure may be used as an alternate method in bleeding the brakes on the D18 series.  This procedure may offer some improvements over the procedure outlined on Page 52 and 53 […]