Bleed air valve switches - ENVIRO OFF.
Vent blower switch - AUTO.
Aft vent blower switch - OFF.
Cabin temperature mode selector switch -
If smoke and fumes are not eliminated:
Cabin pressure dump switch - CABIN PRESS
depressurizing) will facilitate smoke and
Engine oil pressure Monitor.
9-21. FUEL SYSTEM.
Illuminated. Illumination of the #1 FUEL PRESS or #2
FUEL PRESS warning light usually indicates failure of the
respective engine-driven boost pump. Perform the
Standby pump switch ON.
Fuel pressure warning annunciator light
illuminated: Record unboosted time.
No Fuel Transfer Caution Light Illuminated.
Illumination of a #1 NO FUEL XFR or #2 NO FUEL XFR
annunciator light with fuel remaining in the respective
auxiliary fuel tank indicates a failure of that automatic fuel
transfer system. Proceed as follows:
AUX TRANSFER switch (affected side) -
Auxiliary fuel quantity - Monitor.
AUX TRANSFER switch (after respective
auxiliary fuel has completely transferred) -
Nacelle Fuel Leak. If nacelle fuel leaks are
evident, perform the following:
Perform engine shutdown.
Fire pull handle - Pull.
Land as soon as practicable.
Fuel Crossfeed. Fuel crossfeed is normally used
only during single-engine operation. The fuel from the
dead engine side may be used to supply the live engine
by routing the fuel through the crossfeed system. During
extended flights, this method of fuel usage will provide a
more balanced lateral load condition in the aircraft. For
fuel crossfeed, use the following procedure:
AUX TRANSFER switches - AUTO.
With the FIRE PULL handle pulled, the fuel
in the auxiliary tank for that side will not be
available (usable) for crossfeed.
Standby pumps - OFF.
Crossfeed switch - As required.
Fuel crossfeed advisory annunciator light -
With the FIRE PULL handle pulled, the
respective #1 FUEL PRESS or #2 FUEL
PRESS light will remain illuminated on the
side supplying fuel.
Fuel pressure light extinguished Check.
Fuel quantity - Monitor.
Change 3 9-11