Fuel Drains; Fuel Boost Pump - Beechcraft Musketeer Sport III A23-19 Pilot Operating Handbook

BEECHCRAFT Sport III
Musketeer A23-19, 19A
SectionVII
Systems Description
the fuel system . When the fuel touches the bottom of the
tab it indicates 1 5 gallans of fuel. and when filled to the
slot in the tab it indicates 20 gallans of fuel. The indicating
system reads fuli at 20 gallons. The pilot must visually
check the fuel level during preflight to ascertain desired
level. Fuel is fed from the desired tank through a fuel
selector valve in the center floorboard and then through a
strainer to the engine-driven fuel pump .
FUEL DRAINS
Two tank sump drains extend through the bottom of the
wing skins, near t he fuselage . The system low spot dra in i s
incorporated in the fuel strainer on the lower right side ot
the fuselage aft of the nose wheel. Sump drains provide a
means to visually inspect the fuel for water or con-
taminants .
Refer to HANDLING, SERVICING AND MAINTENANCE
Section for procedures describing how and when to use
fuel tank sump drains.
FUEL GUANTITY INDICATORS
Fuel quantity is measured by a float operated sensor, lo-
cated in each wing tank system . These transmit electrical
signals that indicate fuel remaining in each tank. The indi-
cators indicate fuli when 20 or more gallans are in each
wing tank.
FUEL BOOST PUMP
The electric fuel boost pump is controlled by an ON-OFF
switch on the pilot's subpanel. lt provides pressure for
starting , taxiing, takeoff, climb, Ianding and emergency op -
eration in cruise configuration . lmmediately after starting
the fuel boost pump should be turned off to test the engine
driven fuel pump .
October 1979
7-17