Beech 90 Series

  TTP B1-L1 ATA06 Beech 90 Series B2-L1 Dimension/ areas Airplane Station : The airplane is laid out according to fuselage stations (FS) and wing stations (WS). These stations provide fixed reference points for all components located on or within the airplane. Fuselage Stations  begin at radome (FS 0.00) and extend to the tailcone area (FS 347.50).  Wing Stations  begin at the root (WS ) and extend to the tip (WS ). Both Fuselage Stations and Wing Stations are measured in inches. For example, FS 185.50 is 185.50 inches aft of the firewall (FS 0.00). Zone  : The Beech 90 Series Aircraft is divided into numbered zones to provide a method for locating components and/or placards throughout the airplane. The zones are identified by a three-digit number as shown in the example below.  First digit  in the sequence denotes the major zone (300 series for aft of cabin, 500 series for left wing, etc...

  TTP B1-L1 ATA09 Beech 90 Series B2-L1 Towing and Taxing TOWING   Before   t o wing   the   aircraft,   the   parking   bra k e must be released and the r udder gust lock pin bet w een the r udder pedals rem o v ed. The bra k e is released b y pushing in the bra k e handle, under the left co r ner of the pilot sub-panel. The t o w bar is connected to the t o wing lugs on the to r que knee upper fitting of the nose st r ut. S e v ere steering linkage damage can result if the aircraft is t o w ed with r udder locks installed. T o pr e v ent damage to the nose gear w hen using a tug, n e v er e xceed the tu r ning limits mar k ed on the nose gear st r ut. A stop fitting on the aft side of the nose gear w as designed to protect the nose steering co m ponents during no r mal taxi operation; h o w e v e...

  TTP B1-L1 ATA08 Beech 90 Series B2-L1 Levelling and Weighing LEVELING (C90A/B/GT)   The aircraft m a y be l e v eled b y inflating or defla t ing the main or nose gear st r uts.  T o l e v el the aircraft lateral l y , use a b ub b le l e v el across the t w o inboard seat   tracks and deflate the tire or st r ut on the high side of the aircraft until the b ub b le centers.  T o l e v el the aircraft lo n gitudinal l y , attach a cord and plumb bob to the upper Phillips-head scr e w , located at W .L. 122.0, just for w ard of the cabin doo r .   Inflate or deflate the nose gear shock st r ut as required to pass the cord o v er the center line of a second Phillips-head scr e w direct l y bel o w at W .L 91. at the bottom of the doo r .   Suspending the plumb bob in a container filled with...