71-11-00
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
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CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
|0.03 MAX MISMATCH
PRIMARY SLEEVE
FWD
NOTE:ALL DIMENSIONS ARE IN INCHESUNLESS SPECIFIED DIFFERENTLY.
Aerodynamic Smoothness for the Exhaust SectionFigure 205 (Sheet 3)
B82665
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71-11-00
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
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CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
INLET COWL - REMOVAL/INSTALLATION
_________________________________
1. General_______
A. This procedure contains four tasks as follows:
(1)
The removal of the inlet cowl with a boom and an "A" frame
(preferred method)
(2)
The installation of the inlet cowl with a boom and an "A" frame
(3)
The removal of the inlet cowl with a nose cowl dolly (optional method)
(4)
The installation of the inlet cowl with a nose cowl dolly.
B.
Inlet cowls are directly interchangeable between engine positions.
TASK 71-11-01-004-001-C00
2. Remove the Inlet Cowl (Boom and "A" Frame - Preferred Method)_____________________________________________________________
A. General
(1)
The removal and installation of the inlet cowl is done with a boom and an "A" frame.
(a)
The boom attaches to the forward strut mount fittings and the "A" frame attaches to the boom.
(b)
A fishpole hoist is used with an inlet cowl sling to let the cowl move in the vertical and longitudinal directions.
(c)
The boom has a pivot at the engine strut fitting and is held by the "A" frame, which includes rollers, to let the inlet cowl move radially.
B.
Equipment
(1)
Boom Assembly - C71002-2,
"A" Frame - C71002-78, and
Tube Assembly - C71002-83
NOTE: Boom assembly (C71002-2), "A" frame
____
(C71002-78), and tube assembly
(C71002-83) are part of Thrust Reverser
and Cowling Handling Equipment (C71002).
On earlier equipment assemblies, tube assembly (C71002-83) was part of the "A" frame (C71002-78).
(2) Engine Strut Attach Fittings - C71003-2 and -3,
and Attach Pin Assembly - C71003-104
NOTE: Engine strut attach fittings
____
(C71003-2 and -3) and attach pin
assembly (C71003-104) are part of
Bootstrap Hoisting Equipment (C71003).
(3)
Inlet Cowl Sling - C71004
(4)
Fishpole Hoist - PF Industries Inc.
9320 15th Avenue South
Seattle, Washington 98108
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71-11-01
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CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
C. References
(1)
AMM 54-32-01/401, Forward Fairings
(2)
AMM 71-11-02/401, Fan Cowl Panels
D.
Access
(1)
Location Zone
506 Engine No. 1 - Fan Frame
606 Engine No. 2 - Fan Frame
(2)
Access Panel
5746 Fan Cowl Panel (LH) - Engine No. 1
5846 Fan Cowl Panel (LH) - Engine No. 2
E.
Procedure
S 024-002-C00
(1) Remove fan cowl panels (AMM 71-11-02/401).
NOTE: If you use the fan cowl sling, do not remove the attach
____ fittings for the boom and engine strut after you complete the procedure to remove the fan cowl panel.
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