400
200
20
10
HANDLE POSITION (DEGREES) 0 246810 12
0 0
HANDLE POSITION 0
AT 16 INCH RADUIS 123
(INCHES)
PEAK UNLATCHING TORQUE
VS.
HANDLE POSITION
LEGEND:
SHORTEN UPPER GATE PUSHROD AND LENGTHEN
SPRING SCALE FORCE AT 18 INCHES RADIUS UPPER LATCH TORQUE TUBE PUSHROD.
TORQUE MEASURED WITH A TORQUE WRENCH LENGTHEN UPPER GATE PUSHROD AND UPPER
AND ADAPTER.
LATCH TORQUE TUBE PUSHROD.
HANDLE POSITION MEASURED MUST NOT INCLUDE SYSTEM FREEPLAY. REMOVE FREEPLAY PRIOR TO SHORTEN UPPER GATE PUSHROD. TAKING MEASUREMENT.
LENGTHEN UPPER GATE PUSHROD.
ADDITIONAL NORMAL ZONE FOR DOORS WITH
MAXIMUM PRESSURE SEAL DEFLECTION.
ZONE A - NO ADJUSTMENT NECESSARY.
RECOMMENDED TARGET TO AIM FOR IF ANY RIGGING
ADJUSTMENT IS MADE (300 POUND-INCHES, 5`)
Main Entry Door No. 1 Adjustment
Figure 501 (Sheet 6)
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F52383
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747-400
MAINTENANCE MANUAL
GUIDE ARM LOWER HINGE CAVITY
(DOOR SHOWN IN THE OPEN POSITION
TO GIVE A BETTER VIEW)
Main Entry Door No. 1 Adjustment
Figure 501 (Sheet 7)
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F77930
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MAINTENANCE MANUAL
TERMINAL
SPRING
WIRE BUNDLE RETRACTION MECHANISM
7.50 INCHES IS SATISFACTORY IF YOU DID NOT CHANGE THE RETRACTION MECHANISM AND THE RETRACTION MECHANISM OPERATES SMOOTHLY.
Main Entry Door 1 Adjustment Figure 501 (Sheet 8)
F52327
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A
747-400
MAINTENANCE MANUAL
DOUBLER (EXAMPLE)
0.00
-0.09
INCH -0.06
HINGE
WHEN YOU ADJUST THE UPPER GATE AGAINST NOTE: A POSITIVE FLUSHNESS SHOWS THE DOOR IS THE INSIDE OF THE BODY SKIN YOU ALIGN
OUTSIDE THE CONTOUR OF THE BODY SKIN.
THE FLUSHNESS IN THIS AREA.
A NEGATIVE FLUSHNESS SHOWS THE DOOR IS
INSIDE THE CONTOUR OF THE BODY SKIN.
THIS TOLERANCE IS FOR THE VERTICAL EDGE MEASURE FLUSHNESS ONLY IN AREAS WHERE
OF THE TOP AND BOTTOM HINGE COVERS. THIS DIMENSIONS ARE SHOWN.
TOLERANCE IS NOT FOR THE HORIZONTAL EDGES.
Door Flushness and Clearance Dimensions
Figure 502 (Sheet 1)
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MAINTENANCE MANUAL
HINGE ARM FLAP AND COVERS
(0.09 INCH MAXIMUM CLEARANCE) (2 LOCATIONS)
+0.18
INCH (BOTTOM GATE)+0.06
SKIN CLEARANCE DIMENSIONS
NOTE: YOU CAN ADD 0.02 INCH TO THE CLEARANCE FOR LESS THAN A TOTAL OF 20 INCHES.
THERE IS A SMOOTH CHANGE OF
CLEARANCES IN THIS AREA.
Door Flushness and Clearance Dimensions Figure 502 (Sheet 2)
D12310
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