72-56-00
ALL ú ú C01 Page 605 ú Jul 15/96
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
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CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
2) Replace the applicable studs (AMM 72-56-00/801).
(b) Studs that are loose: 1) Loose studs are not acceptable. 2) The applicable studs must be replaced within a maximum of
30 cycles or 50 hours, whichever is less (AMM 72-56-00/801).
L. Put the Airplane Back to Its Usual Condition.
S 416-009-C00
WARNING: OBEY THE INSTRUCTIONS IN AMM 78-31-00/201 WHEN YOU CLOSE THE
_______ THRUST REVERSER. IF YOU DO NOT OBEY THE INSTRUCTIONS, INJURY TO PERSONS OR DAMAGE TO EQUIPMENT CAN OCCUR.
(1)
Close the left and right thrust reverser (AMM 78-31-00/201).
S 416-010-C00
(2)
Close the left and right fan cowl panels (AMM 71-11-02/201).
TASK 72-56-00-216-011-C00
3. Turbine Frame Exhaust Struts and Attach Points and Mounting Lug Inspection__________________________________________________________________________
A. General
(1) This task contains two procedures for the inspection. The
precedures are as follows:
-
The inspection of the mounting lug and strut attach point areas on the engine
-
The inspection of the struts on the engine.
B. References
(1)
71-11-02/201, Fan Cowl Panels
(2)
78-31-00/201, Thrust Reverser
C. Access
(1)
Location Zones
502/602 Left Fan Cowl Panels
503/603 Right Fan Cowl Panels
504/604 Left Thrust Reversers
505/605 Right Thrust Reversers
506 Engine No. 1
606 Engine No. 2
(2)
Access Panels
5737L Engine No. 1 - Right Fan Cowl Panel
5738L Engine No. 1 - Left Thrust Reverser
5739L Engine No. 1 - Right Thrust Reverser
5746L Engine No. 1 - Left Fan Cowl Panel
5837R Engine No. 2 - Right Fan Cowl Panel
5838R Engine No. 2 - Left Thrust Reverser
5839R Engine No. 2 - Right Thrust Reverser
5846R Engine No. 2 - Left Fan Cowl Panel
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
72-56-00
ALL ú ú C01 Page 606 ú Nov 12/01
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
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CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
D. Prepare for the Inspection.
S 016-012-C00
(1) Open the left and right fan cowl panel (AMM 71-11-02/201).
S 016-013-C00
WARNING: OBEY THE INSTRUCTIONS IN AMM 78-31-00/201 WHEN YOU OPEN THE
_______
THRUST REVERSERS. IF YOU DO NOT OBEY THE INSTRUCTIONS, INJURY
TO PERSONS OR DAMAGE TO THE EQUIPMENT CAN OCCUR.
(2) Open the left and right thrust reverser (AMM 78-31-00/201).
E. Make an Inspection of the areas of the engine mounting lug and strut attach points
S 216-014-C00
(1) Examine the areas of the engine mounting lug and strut attach points (includes the adjacent welds and those heat affected areas) for these:
(a)
Cracks that extend from the bolt holes - Not serviceable.
(b)
Cracks in the areas of the engine mounting lug, includes the welds: 1) One for each area not more than 0.15 inches (3.80 mm) in
length with a minimum distance of 1.5 inches (38.0 mm) from all other cracks.
(c)
Nicks, scores and scratches in the lug and strut areas:
1) No maximum number not more than 1.0 inch (25.4 mm) in length, not more than 0.020 inch (0.50 mm) in depth after the removal of all burrs, and with a minimum distance of
1.0 inch (25.4 mm) between them.
F. Make an Inspection of the Struts on the Engine
S 216-015-C00
(1) Examine the struts on the engine for these:
(a)
Cracks in the parent metal - Not serviceable.
(b)
Cracks in the welds - Not serviceable.
(c)
Nicks, dents and scores - All numbers not more than 0.020 inch
(0.50 mm) in depth after the removal of all burrs. 中国航空网 www.aero.cn 航空翻译 www.aviation.cn 本文链接地址：737-300 400 500 AMM 飞机维护手册 ENGINE 发动机 2(94)
