FVEL SELECTOR VALVE. (See figure 12-3.)
10-13. DE3C111PTfON. A four position fuel selector valve is located beneath the noorboard just aft
and slightly to the left of the pedestal structure. A shaft links the valve to a handle moufited
on the pedestal structure, The positions of the handle are labelled "OFF. LEFT, BOTH ON
and RIGHI"’. Beginning with 17215035 and F17202133, a drain valve assembly is located in
the bottom of die selector valve body for sampling and dmining of fuel. Valve repair is
limited to replacement of component parts o~Jt´•
tz- 14. REMOVILL AND IN8TALLATLON. (840 figurs ~812)
a Drain all tu41 from wingtanks, fuel strainer, lines and selector valve, observing
pmoautions outlinedin paragraph 18-3.
b. Removeseleotor valve h~li (li) and pedestal cover.
c. Peeiback carpet m required to gain access to hrspection plates ah of pedestal
structure,
d. lower universal joint (14) at valve shah,
e. Disconnect and cap inlet and outlet fuel lines to valve.
t. Remove screws (21) attaching valve to mounting bracket (13) and withdraw valve.
g. Reverse preceding stem for installation Service aircraft in accordance with Section
2, turn fuel seieotor valve to ON position end check for leaks.
h Replace items removed for access,
12-15. DISASSCMBLY. tigurs 12-5,)
a Remove fnel seleotor valve in accordance with paragraph 12-14
b, Remove sorews (1) eeouring cover (2) to valve body (7) and carefully remove cover.
Discard Olrin(p (13) and (8), but retain ball (3) and spring (4) for reinstallation.
c, fromvalvebody