Galley Service Door Adjustments
Figure 501B
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B48229
A
737-300/400/500MAINTENANCE MANUAL
CHECK NECESSARY CONDITION
A CHECK OF THE LATCH ROD END PLAY
END PLAY
1.
OPEN THE DOOR.
2.
PUSH AND PULL EACH LATCH CRANK.
3.
MEASURE THE MOVEMENT.
4.
SEE FIG. 508 FOR THE ADJUSTMENT.
2. THE LATCH ROD END PLAY MUST BE LESS THAN 0.02 INCH.
A CHECK OF THE LATCH ROLLER ENGAGEMENT
1.
OPEN THE DOOR.
2.
PUT CLAY INSIDE THE BOTTOM OF EACH LATCH ROLLER FITTING.
____ USE PETROLEUM JELLY VASELINE TO
NOTE:
KEEP THE CLAY FROM STICKING.
3.
CLOSE AND LATCH THE DOOR.
4.
OPEN THE DOOR
5.
MEASURE THE DEPTH OF THE IMPRINT.
6.
SEE FIG. 508 FOR THE ADJUSTMENT.
3. EACH LATCH ROLLER MUST ENGAGE ITS LATCH FITTING BY 0.25 INCH OR MORE.
Latch Rod Check Figure 502
B48231
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A
737-300/400/500MAINTENANCE MANUAL
CHECK NECESSARY CONDITION
3. SEE FIG. 510 FOR THE ADJUSTMENT.
Latch Crank and Door Check
Figure 503
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B48237
A 737-300/400/500MAINTENANCE MANUAL
CHECK
A CHECK OF THE CLEARANCE
1.
CLOSE AND LATCH THE DOOR.
2.
MEASURE THE CLEARANCE BETWEEN THE
FUSELAGE SKIN AND THE DOOR SKIN.
3.
SEE FIG. 511 TO ADJUST THE GATE
CLEARANCE.
4.
USE A FILE TO ADJUST THE FORWARD AND
AFT EDGES OF THE DOOR AND THE HINGE
COVER CLEARANCE.
NECESSARY CONDITION
TOP GATE
Galley Service Door Clearance Check
Figure 504
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B48238
A
737-300/400/500MAINTENANCE MANUAL
CHECK
A CHECK OF THE FLUSHNESS
1.
CLOSE AND LATCH THE DOOR.
2.
MEASURE THE FLUSHNESS BETWEEN THEFUSELAGE SKIN AND THE DOOR SKIN.
3.
SEE FIG. 513 TO ADJUST THE GATE FLUSHNESS.
4.
SEE FIG. 512 TO ADJUST FORWARD AND AFT EDGE FLUSHNESS.
5.
ADD OR REMOVE SHIMS BEHIND THE HINGE COVERS TO ADJUST THE HINGE COVER FLUSHNESS.
NECESSARY CONDITION
INCH INCH
AFT DOOR FLUSHNESS FORWARD DOOR FLUSHNESS
A NEGATIVE FLUSHNESS SHOWS THE DOORIS INBOARD OF THE FUSELAGE CONTOUR. A POSITIVE FLUSHNESS SHOWS THE DOOR IS OUTBOARD OF THE FUSELAGE CONTOUR.
YOU CAN CHANGE THE FLUSHNESS TOLERANCE BY |0.03 INCH IN ONE OR MORE LOCATIONS FOR NOT MORE THAN 10 INCHES.
Galley Service Door Flushness Check Figure 505
B48240
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本文链接地址：737-300 400 500 AMM 飞机维护手册 舱门 DOORS 1(128)
