G.
Installation Test

 S 714-042-B00
 (1)
Do a test of the door as follows:

 (a)
Open and close the door.

 (b)
Make sure the door opens easily and smoothly.

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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 737-300/400/500MAINTENANCE MANUAL
1. FORWARD
 ENTRY DOOR

FUSELAGE HINGE TORQUE TUBE (BEHIND REVEAL)
SEE A
2.
 SCREW (19 LOCATIONS)

3.
 PANEL REVEAL

FWD
FORWARD ENTRY DOOR
4. UPPER SLEEVE
11. UPPER HINGE SPIGOT
UPPER ASSIST SPRING
ATTACHMENT

SEE B
5. UPPER ASSIST SPRING
S-11 STOP FITTING10. CENTER SLEEVEATTACHMENT
6. CENTER ASSIST SPRING
ASSIST SPRING
ATTACHMENT

S-12 STOP FITTING
SEE C ATTACHMENT
SEE D
9. LOWER HINGE SPIGOT
 (2 LOCATIONS)

7.
 LOWER ASSIST SPRING

8.
 LOWER SLEEVE

FWD FORWARD ENTRY DOOR ASSIST SPRINGS A
Forward Entry Door Assist Spring Installation Figure 401 (Sheet 1)
H85106
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
30. BOLT
29. WASHER
11. UPPER HINGE  SPIGOT
4. UPPER SLEEVE
26. BOLT  5. UPPER ASSIST SPRING
28. BUSHING 27. WASHER
21. BUSHING
18. WASHER
20. WASHER
19. NUT
25. BUSHING
10. CENTER SLEEVE
24. SPRING 14. BUSHING
 RETAINER (QTY 4) 15. WASHER
36. WASHER 16. WASHER
12.
 NUT

13.
 WASHER

6. CENTER ASSIST  SPRING
23. NUT17. BOLT
FWD
31. UPPER FUSELAGE
 HINGE TORQUE TUBE

ASSIST SPRING ATTACHMENT
B
Forward Entry Door Assist Spring Installation
Figure 401 (Sheet 2)

H85109
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
31. UPPER FUSELAGE  HINGE TORQUE TUBE
30. BOLT  10. CENTER SLEEVE 1
6. CENTER ASSIST
 SPRING12. NUT
29. WASHER
 (2 LOCATIONS)

14.
 BUSHING

15.
 WASHER

13. WASHER 16. WASHER 28. BUSHING8. LOWER SLEEVE
27. WASHER 17. BOLT
26. BOLT
18. WASHER
25. BUSHING
19. NUT
24. SPRING RETAINER (QTY 4) 20. WASHER
21. BUSHING
36. WASHER 7. LOWER ASSIST SPRING 23. NUT
22. LOWER FUSELAGE
 HINGE TORQUE TUBE

1
FWD
9. LOWER HINGE
 SPIGOT

ASSIST SPRING ATTACHMENT
C
1 AIRPLANES WITH TWO PIECE TORQUE TUBE
Forward Entry Door Assist Spring Installation
Figure 401 (Sheet 3)

H85112
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 737-300/400/500MAINTENANCE MANUAL
33. WASHER (QTY 2)

STOP FITTING ATTACHMENT

Forward Entry Door Assist Spring Installation

Figure 401 (Sheet 4)

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