7.2
7.2
Condition: Fire is detected in the APU.
APU fire switch. . . . . . . . . . . . . . . . . . . . . Pull, rotate and hold
Rotate to the stop and hold for 1 second.
APU switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .OFF
Plan to land at the nearest suitable airport.
[Fire damage my have occurred.]
When on the ground:
STANDBY POWER switch . . . . . . . . . . . . . . . . . . . . . . . BAT
Condition: The APU HIGH OIL TEMPERATURE/FAULT light
illuminated indicates an APU malfunction exists.
Note: The APU shuts down automatically.
APU SWITCH . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .OFF
Condition: The APU LOW OIL PRESSURE light illuminated
indicates the APU oil pressure is low.
Note: The APU shuts down automatically.
APU SWITCH . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .OFF
APU FIRE
APU HIGH OIL TEMPERATURE/FAULT
APU LOW OIL PRESSURE
June 3, 2005
737 Flight Crew Operations Manual
Copyright © The Boeing Company. See title page for details.
7.3
7.3
Condition: The APU OVERSPEED light illuminated indicates one
of the following:
• APU RPM limit has been exceeded resulting in an automatic shutdown
• the overspeed shutdown protection feature has failed a self-test during a
normal APU shutdown.
APU SWITCH . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .OFF
Note: The APS 2000 APU requires a minimum of 5 min.
timing with APU switch at OFF position and APU
overspeed light extinguished before another start is
attempted.
APU OVERSPEED
June 3, 2005
737 Flight Crew Operations Manual
Copyright © The Boeing Company. See title page for details.
7.4
7.4
Condition: Loss of thrust on an engine as indicated by the engine
indicators, or abnormal engine indications.
Accomplish an engine shutdown only when flight
conditions permit.
AUTOTHROTTLE (if engaged) . . . . . . . . . . . . . . .DISENGAGE
[Allows thrust lever to remain where manually positioned.]
THRUST LEVER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . CLOSE
[Assists in recognition of affected engine.]
Conditions permitting, operate for three minutes at idle
thrust.
ENGINE START LEVER . . . . . . . . . . . . . . . . . . . . . . . . CUTOFF
APU (if available) . . . . . . . . . . . . . . . . . . . . . START & ON BUS
PACK SWITCH (affected side). . . . . . . . . . . . . . . . . . . . . . .OFF
[Causes operating pack to regulate to high flow in flight with flaps up.]
FUEL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .BALANCE
TRANSPONDER MODE SELECTOR
(TCAS equipped airplanes) . . . . . . . . . . . . . . . . . . TA/TA ONLY
[Prevents climb commands which can exceed single engine performance
capability.]
If wing anti–ice is required:
ISOLATION VALVE SWITCH . . . . . . . . . . . . . . . . . . . . AUTO
Plan to land at the nearest suitable airport.
Accomplish the ONE ENGINE INOPERATIVE LANDING
checklist.
ENGINE FAILURE/SHUTDOWN
June 3, 2005
737 Flight Crew Operations Manual
Copyright © The Boeing Company. See title page for details.
7.5
7.5
Intentionally
Blank
June 3, 2005
737 Flight Crew Operations Manual
Copyright © The Boeing Company. See title page for details.
7.6
7.6
Condition: Fire is detected in the associated engine; severe
damage which may be associated with airframe
vibration and/or abnormal engine indications has
occurred; or the engine has separated.
Continued on next page
ENGINE FIRE, SEVERE DAMAGE
OR SEPARATION
AUTOTHROTTLE (if engaged) . . . . . . . . . . . . . . .DISENGAGE
[Allows thrust lever to remain where manually positioned.]
THRUST LEVER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . CLOSE
[Assists in recognition of the affected engine.]
ENGINE START LEVER . . . . . . . . . . . . . . . . . . . . . . . . CUTOFF
ENGINE FIRE WARNING SWITCH. . . . . . . . . . . . . . . . . . .PULL
To manually unlock the engine fire warning switch, press
the override and pull.
If the engine fire warning switch or ENG OVERHEAT light
remains illuminated:
ENGINE FIRE WARNING SWITCH . . . . . . . ROTATE L or R
Rotate to the stop and hold for one second.
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