8.8
8.8
Condition: The ENG OVERHEAT light illuminated indicates an
overheat is detected on the related engine.
If the ENG OVERHEAT light extinguishes:
Operate the engine at reduced thrust to keep the light
extinguished.
ENGINE OVERHEAT
AUTOTHROTTLE (if engaged) . . . . . . . . . . . . . . .DISENGAGE
[Allows thrust lever to remain where manually positioned.]
THRUST LEVER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . CLOSE
If the ENG OVERHEAT light remains illuminated:
Accomplish the ENGINE FIRE, SEVERE DAMAGE OR
SEPARATION checklist.
June 3, 2005
737 Flight Crew Operations Manual
Copyright © The Boeing Company. See title page for details.
8.9
8.9
Condition: An engine tailpipe fire is reported on the ground with
no engine fire warning.
Engine start lever (Affected engine) . . . . . . . . . . . . . . CUTOFF
Advise the cabin.
If bleed air is available:
PACK switches (Both) . . . . . . . . . . . . . . . . . . . . . . . . . . .OFF
[Allows maximum bleed air for engine motoring.]
ISOLATION VALVE switch . . . . . . . . . . . . . . . . . . . . . AUTO
Engine BLEED AIR switches (Both) . . . . . . . . . . . . . . . .ON
If APU is on:
APU BLEED air switch . . . . . . . . . . . . . . . . . . . . . . . . .ON
If the affected engine start switch is not in GRD:
Allow the affected N2 to decrease below 20%.
ENGINE START switch
(Affected engine) . . . . . . . . . . . . . . . . . . . . . . . . . . . GRD
Continue to motor engine until tailpipe fire is
reported extinguished.
Advise the tower.
If the engine is being motored:
Continue to motor until the tailpipe fire is
extinguished.
ENGINE START SWITCH . . . . . . . . . . . . . . . . . . . . . .OFF
ENGINE TAILPIPE FIRE
June 3, 2005
737 Flight Crew Operations Manual
Copyright © The Boeing Company. See title page for details.
8.10
8.10
Condition: Smoke/fumes removal is required.
OXYGEN MASKS AND SMOKE GOGGLES
(if required) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .ON
CABIN DOOR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . CLOSE
[Prevents smoke/fumes contamination of/from other compartments.]
CREW COMMUNICATIONS (if required). . . . . . . . ESTABLISH
If pack(s) are on and smoke/fumes source is confirmed to be
on the flight deck or in the main cabin:
L AND R PACK SWITCHES . . . . . . . . . . . . . . . . . . . . . . HIGH
RECIRCULATION FAN SWITCH . . . . . . . . . . . . . . . . . . .OFF
Airplanes with CPCS:
PRESSURIZATION MODE SELECTOR . . . . . . . . . .STBY
CABIN ALTITUDE INDICATOR
(maximum 10,000 feet) . . . . . . . . . . . . . . . . . . INCREASE
[Increases the ventilation rate.]
CABIN RATE SELECTOR . . . . . . . . . . . .MAXIMUM INCR
[Further increases the ventilation rate.]
Airplanes with DCPCS:
LAND ALT . . . . . . . . . . . . . . . . . . . . . . . . . . . 10,000 FEET
[Increases the ventilation rate.]
ENGINE No. 1 and No. 2
BLEED AIR SWITCHES. . . . . . . . . . . . . . . . . . . .VERIFY ON
ENGINE THRUST . . . . . . . . . . . . MAXIMUM PRACTICAL N1
(minimum 45%)
[Provides maximum cabin ventilation.]
Continued on next page
SMOKE/FUMES REMOVAL
June 3, 2005
737 Flight Crew Operations Manual
Copyright © The Boeing Company. See title page for details.
8.11
8.11
Continued from previous page
If pack(s) are on and smoke/fumes source is confirmed to be on the
flight deck or in the main cabin: (continued)
FLIGHT DECK AIR CONDITIONING AND
GASPER OUTLETS . . . . . . . . . . . . . . . . . . . . . . . . . . . OPEN
CAUTION: Do not open any flight deck window. Keep the
cabin door closed.
If smoke/fumes are uncontrollable:
AIRPLANE ALTITUDE. . . . . . LOWEST SAFE ALTITUDE
or 10,000 FT,
whichever is higher
At 14,000 feet or below:
PRESSURIZATION MODE SELECTOR . . . . . . . . MAN
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