N. Install hinge cover on each hinge arm.
O. Install handle shaft (8) and outside handle (7) on door, with the camplate (5), washer (9) and nut (10) correctly positioned. On airplanes with cotter pin hole in shaft, secure nut (10) with cotter pin.
P. Install door on airplane as described in 52-11-0 R/I.
500
Oct 20/89 BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details. 52-11-11 Page 409
FORWARD ENTRY DOOR GUIDE ARM ROLLER - REMOVAL/INSTALLATION
1. General
A. Some guide arm assemblies have a lower roller bushing (15, Fig. 401) that is ball staked in place. On these assemblies, line replacement of the guide arm roller is not recommended. If it is necessary to replace guide arm roller on these assemblies, replace the whole guide arm assembly and repair removed guide arm per Overhaul Manual instructions.
2. Equipment and Materials
A. Grease, MIL-G-23827
3. Remove Forward Entry Door Guide Arm Roller
A. Open the door to a position where retainer ring (25, Fig. 401) is readily accessible, and remove retainer ring (25), pin (26) and washers (13) and (23). Swing radius links (4) and (16) away from guide arm (22).
CAUTION: WHEN THE GUIDE ARM IS DISCONNECTED FROM THE HINGE ARM OR REMOVED FROM THE DOOR, EXTREME CARE SHOULD BE EXERCISED IN HANDLING THE DOOR AS ITS MOTION WILL BE UNCONTROLLED. PARTICULAR CARE SHOULD BE OBSERVED WHEN MOVING THE DOOR TO OR FROM THE CLOSED POSITION IN ORDER TO PREVENT THE WEATHER/PRESSURIZATION SEAL FROM BEING PINCHED OR OTHERWISE DAMAGED.
B. Remove latch lever retaining screw (8), nut (18) and washers (19), and remove door open stowing latch lever (20), link (9) and shaft (21).
C. Move door to almost closed position, switch the upper hinge flap inwards, and then slide the roller end of guide arm (22) out of tracks on roller guide plates (3) and (17). Release hinge flap.
D. Open door and keep it in cocked position, then remove four bolts holding attach fitting (1) to hinge support.
E. Hold latch pin (5) against spring pressure and drive out the long spring pin (11) through collar (10), guide arm roller (14) and latch pin (5). Remove latch pin (5) and spring (12).
F. Insert a punch in latch pin end of guide arm roller (14) and drive out guide arm roller (14) together with guide arm roller bushings (6) and (15). Remove collar (10) and thrust bearing (7).
G. Remove attach fitting (l) from rod end bearing (24) by removing guide arm attachment bolt (2).
506
May 01/75 BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details. 52-11-21 Page 401
4. Install Forward Entry Door Guide Arm Roller
A. Check that dimension between guide plates at upper hinge is as specified in Section A-A, Fig. 401. Adjust shims underneath guide plate as necessary to achieve this dimension.
NOTE: It is necessary to maintain this dimension to ensure door latchpin engagement.
B. Apply a light film of grease to latch pin (5, Fig. 401), guide arm roller (14), thrust bearing (7), collar (10), guide arm roller bushings (6) and (15), and also tracks on roller guide plates (3) and (17).
C. Place collar (10) and thrust bearing (7) between jaws of guide arm (22), and press guide arm roller (14) and roller bushings (6) and (15) into place.
CAUTION: ENSURE THAT CORRECT SIDE OF GUIDE ARM (22) IS FACING UP (CHAMFERED FACE AT INBOARD END FACING FORWARD WITH DOOR OPEN) WHEN ASSEMBLING GUIDE ARM ROLLER COMPONENTS TO GUIDE ARM.
D. Insert spring (12) and latch pin (5) in top end of guide arm roller (14). Depress latch pin (5) so that spring pin (11) may be driven into place through collar (10), guide arm roller (14), and latch pin (5).
CAUTION: WHEN GUIDE ARM IS DISCONNECTED FROM HINGE ARM OR REMOVED FROM DOOR, CARE SHOULD BE EXCERCISED IN HANDLING DOOR AS ITS MOTION WILL BE UNCONTROLLED. PARTICULAR CARE SHOULD BE OBSERVED WHEN MOVING DOOR TO OR FROM CLOSED POSITION TO PREVENT WEATHER/PRESSURIZATION SEAL FROM BEING PINCHED OR DAMAGED.
中國航空網 m.k6050.com
航空翻譯 www.aviation.cn
本文鏈接地址：737 AMM 飛機維護手冊 艙門 DOORS(32)
