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						      A.P. 4348R.-P.N.
							Pilots's Notes

							
                                    PART III
			      HANDLING


     MANAGEMENT OF SYSTEMS			     
			     

     52.  Management of the fuel system

     (a)  The L.P. and H.P. cocks and fuel master switch may be
          on for starting and at all times when the engine is
          running.

     (b)  Set the retrim switch to AUTO and the override switch
          to NORMAL, to ensure all fuel is fed automatically and
          in the correct sequence, the belly tank (when fitted) being
          used first.
          
     (c)  For take-off, with the belly tank fitted, set the override
          switch to TAKEOFF. This allows fuel to be fed from
          the rear internal tank first thus ensuring that the C.G.
          remains within limits for the whole trip. Once
          comfortably airborne the switch should be returned to
          NORMAL.
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A.L.1    (d)   If the automatic balancing system fails, and a nose or
Para. 52(d)    tail heavy indication is given, trim can he restored by
(c)              operating the retrim switch in the direction of the white
Page 47       indicator until it returns to black. When less than 1,000
                 lb. of fuel remain, any out-of-trim indications may be
                 safely ignored, unless the aircraft appears to be abnormally
                 nose- or tail-heavy. Lateral out of balance may occur due
                 to unequal feeding, but, unless this is due to a booster
                 pump failure, balance will be restored as the wing tanks
                 empty.
                 
          (c)  If a booster pump fails, the appropriate magnetic indicator
                will show white and the fuel from this tank should be
                considered unusable.
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47

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