Figure 3-22 Missing seal: slat – spanwise (A320*)
US$5,000
$5,000 $4,000 $3,000 $2,000 $1,000
$0

$1.50 $1.70 $1.90 $2.10 $2.30 $2.50

Fuel Price (US$ per US Gallon)
*Figures represent additional fuel burn
and cost for an A320 aircraft.
For A318, A319 and A321 the factors
shown on page 33 should be applied.

Figure 3-23
Missing seal: spoiler and flap (junction and cordwise)
(And leaking passenger or cargo door seal) (A320*)

References: Missing seal - spoiler and flap (junction and cordwise)
MPD Task Reference: ZL-500-02-1
MPD Task Interval:  every 20 months or 6000 flight hours 
Estimated inspection time (all spoilers):  15 minutes 
Estimated repair time for one spoiler seal:  2 man-hours 
AMM Reference:  27-64-41 thru 27-64-45 PB401 
Estimated inspection time (all flap seals):  15 minutes 
Estimated repair time per flap junction seal:  1,5 man-hours 
AMM Reference:  27-54-61 PB401 
Estimated repair time per flap cordwise seal:  1 man-hour 
AMM Reference:  27-54-61 PB401 

$5,000 $4,000 $3,000 $2,000 $1,000 $0

Data - Mission A 
Annual cycles:  1800 
Annual Flight Hours:  2700 
Average sector length (Hours):  1.5 
Additional fuel per sector - A320* (KGs):  5 
Data - Mission B 
Annual cycles:  1500 
Annual Flight Hours:  3000 
Average sector length (Hours):  2 
Additional fuel per sector - A320* (KGs):  5 
Data - Mission C 
Annual cycles:  1100 
Annual Flight Hours:  3300 
Average sector length (Hours):  3 
Additional fuel per sector - A320* (KGs):  8 

References: Missing seal: aileron - span and cordwise
MPD Task Reference: 271400-02-2
MPD Task Interval:  every 60 months or 18000 flight hours 
Estimated inspection time (both ailerons):  10 minutes 
Estimated repair time for one cordwise seal:  1 man-hour 
AMM Reference:  27-64-41 thru 27-64-45 PB401 
Estimated repair time for one spanwise seal:  1,5 man-hours 
AMM Reference:  27-64-41 thru 27-64-45 PB401 
Figure 3-24
Missing seal: aileron - span and cordwise
(and nose landing gear door mis-rig of 10mm) (A320*)

3.2.5.3.5. Thrust Reverser Seals
The importance of these seals to the clean passage of air inside the nacelle has already been mentioned. The nacelle exterior surface is another aerodynamically sensitive area so the turbulence resulting from the gap made by a missing seal will have a significant impact.

$1.50 $1.70 $1.90 $2.10 $2.30 $2.50
　
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