SABRE MK. 4.

          Start at the port side of the fuselage nose and work clockwise
          around the aircraft.   The starred items are of particular
          importance in the operation of this aircraft

                          ITEM                                  CHECK
            1   *Nosewheel                                        Wedge plate removed and                                                                                 safety cap screwed tight.                                                                                 Extension of oleo.   Con-                                                                                dition of nosewheel doors.                                                                                Cuts, creep and condition.             2   Landing and taxy lamps                        Condition and retracted             3   Intake                                                  Unobstructed
            4   Gun ports                                             Plugs fitted
            5   Starboard front fuselage                        Panels secure
            6   *Nosewheel reset toggle                       Open panel, pull toggle fully
                                                                               down, push back and re-                                                                                place panel
            7   Starboard slat                                      Freedom of movement, push
                                                                               closed on either end,
                                                                               release slowly
            8   Starboard fuselage refuel                     Closed
                      point
            9   Starboard drop tank                             Security, sway brace tight
            10 Starboard wing refuel                           Closed
                      point
            11 Pressure head                                      Cover removed.   Condition
            12 Navigation light                                    Condition
            13 Starboard wing upper and                    Condition
                      lower surfaces
            14 Starboard aileron                                 Condition
            15 Starboard flap                                      Condition
            16 Starboard drop tank                             Security, refuel point closed
            17 Starboard undercarriage                       Cuts, creep and condition.
                                                                                Brake lead.   Fairings
            18 Starboard rear fuselage                         Panels secure
            19 *Starboard air brake bay                      Alternate flight controls
                                                                                 pressure gauges 700
                                                                                1b./sq. in. min.
            20 Tail surfaces                                         Condition.   Position of
                                                                                rudder trim tab
            21 Navigation light                                     Condition
                                                                       3
            22 Port rear fuselage                                  Panels secure
            23 *Alternate hydraulic flight                      Open panel, check that
                      control bypass valve                            EMERG. HYD. CON-
                      panel                                                   TROL circuit breaker is
                                                                                  pushed in.   Close panel
            24 Port fuselage refuel point                        Closed
            25 Port flap                                                Condition
            26 *Port undercarriage                               GROUND DOOR CON-
                                                                                 TROL SWITCH on in-
                                                                                 board rear face of bay set
                                                                                 OFF (CLOSE)
                                                                              Condition of earth wire on
                                                                                 wheel.   Cuts, creep and
                                                                                 condition.   Brake lead,
                                                                                 Fairings
            27 Port drop tank                                       Security, refuel point closed
            28 Port aileron                                            Condition
            29 Port wing, upper and                              Condition
                     lower surfaces
            30 Port navigation light                                 Condition
            31 Port slat                                                  Freedom of movement, push
                                                                                   closed on either end,
                                                                                   release slowly
            32 Port wing refuel point                               Closed
            33 Port drop tank                                         Security, sway brace tight
            34 Port front fuselage                                    All panels closed
            35 Hood and windscreen                              Condition and cracks
                                                                       4