32-12-00
ALL ú ú 02 Page 506 ú Oct 10/91
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL
POINT A (RIG PIN HOLE) LINK ASSEMBLY DOOR OPEN SENSING SWITCH
SEQUENCE VALVE COVER SEQUENCE VALVE ACTUATORS (7 PLACES) AFT SIDE OF BRACKET A BRACKET
A
LINK CARRIER ROD END
SEE D WING GEAR DOOR RADIUS ROD
SEQUENCE VALVE LINKAGE ROD POINT B D
INBD
ROD END FITTING RADIUS ROD FWD
A GAP 0.23 |0.03
INBOARD DOOR LINKAGE ROD A-A OUTBOARD DOOR RADIUS ROD
NUT SERRATED BRACKET NUT
MOUNTING BOLT (4 PLACES) THROUGH SLOTTED HOLE IN BRACKET WHEEL WELL INBOARD DOOR WING GEAR WING GEAR WHEEL WELL OUTBOARD DOOR
FWD FWD C
B
Wing Gear Wheel Well Door Adjustment Figure 502 (Sheet 2)
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
32-12-00
ALL ú ú 02 Page 507 ú Oct 10/91
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL
FWD
INBD
Wing Gear Wheel Well Inboard Door Adjustment
Figure 503 (Sheet 1)
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
32-12-00
ALL ú ú 05 Page 508 ú Oct 10/91
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL
FORWARD FORWARD
0.06 INCH (30% OF FORWARD EDGE OF DOOR) 0.03 INCH (70% OF FORWARD EDGE OF DOOR) 0.12 INCH (30% OF FWD EDGE OF DOOR) 0.06 INCH (70% OF FWD EDGE OF DOOR)
OUTSIDE MISMATCH A-A INSIDE MISMATCH
CLEARANCE
B-B
CLEARANCE MAX MISMATCH
MAX MISMATCH 0.06 INCH (70% OF AFT EDGE OF DOOR) 0.03 INCH (70% OF AFT EDGE OF DOOR) 0.12 INCH (30% OF AFT EDGE OF DOOR) 0.06 INCH (30% OF AFT EDGE OF DOOR)
OUTSIDE MISMATCH INSIDE MISMATCH C-C
Wing Gear Wheel Well Inboard Door Adjustment
Figure 503 (Sheet 2)
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
32-12-00
ALL ú ú 03 Page 509 ú Jun 10/95
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL
DOORSTOP ADJUSTMENT BOLT
SHIMS
DOORSTOP
WING GEAR
INBOARD
DOOR
WING GEAR
WELL DOOR
BODY STRUCTURE
CLEARANCE MAX MISMATCH LIMITS OF MISMATCH OF THE WHEEL WELL DOOR
LIMITS OF MISMATCH OF THE WHEEL WELL DOOR OUTSIDE THE CONTOUR OF THE BODY STRUCTURE:
INSIDE THE CONTOUR OF THE BODY STRUCTURE: 0.12 INCH (30% OF DOOR AFT EDGE) 0.06 INCH (30% FO DOOR AFT EDGE) 0.06 INCH (70% OF DOOR AFT EDGE) 0.03 INCH (70% OF DOOR AFT EDGE)
INSIDE MISMATCH OUTSIDE MISMATCH F-F
Wing Gear Wheel Well Inboard Door Adjustment
Figure 503 (Sheet 3)
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
32-12-00
ALL ú ú 02 Page 510 ú Jun 10/95
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
S 835-008
(4)
Continue to adjust the inboard door:
(a)
Manually close the inboard door and hold it in the closed position.
(b)
Remove or add the shims at the aft doorstop (View D-D, Fig. 503) until the door aligns as shown on View F-F, Fig. 503.
(c)
Remove or add the shims (View C-C, Fig. 503) when you align the wing gear door after the body gear door.
(d)
Adjust the linkage rod length for the inboard door to 44.70-44.80 inches (Measure between the centers of the rod assembly).
中国航空网 www.aero.cn
航空翻译 www.aviation.cn
本文链接地址：747-400 AMM 飞机维护手册 起落架 LANDING GEAR 2(77)
