2.
ONE-TENTH INCH (2.54 MM) CLEARANCE BETWEEN AERODYNAMIC SEAL AND INLET COWL STEP APPROXIMATELY 24 INCHES (610 MM) IN LENGTH EXTENDING FROM 11:30 THROUGH 12:30 O'CLOCK POSITION. LIMITS APPLY TO VERTICAL MOVEMENT FOR FIRST INCH (25.4 MM) OF FORWARD TRAVEL.
3.
ONE-HALF INCH (12.7 MM) CLEARANCE BETWEEN INLET COWL ATTACHMENT FLANGE AND GENERATOR AT THE 8 O'CLOCK POSITION. LIMITS APPLY TO FORWARD MOVEMENT TO 0.75 INCH (19.05 MM) AND ALL SIDE MOVEMENT TO THE LEFT.
4.
ONE-HALF INCH (12.7 MM) CLEARANCE BETWEEN FEEDER CABLE BRACKET AND INLET COWL ATTACHMENT FLANGE. LIMITS APPLY TO ALL UPWARD AND LEFT SIDEWAYS MOVEMENT FOR FIRST 5 INCHES (127 MM) OF FORWARD TRAVEL.
5.
ONE-HALF INCH (12.7 MM) CLEARANCE BETWEEN HYDRAULIC HOSE SUPPORT BRACKET AND INLET COWL ATTACHMENT FLANGE AT THE
6:30 O'CLOCK POSITION. LIMITS APPLY TO LEFT SIDEWAYS AND DOWNWARD MOVEMENT FOR FIRST 6 INCHES (152 MM) OF FORWARD TRAVEL.
(8) Pull the inlet cowl forward approximately 0.75 inches (19.05 mm) to be clear of the shear pins on the (engine inlet) attachment flange.
(a) The shear pins are attached to the attachment flange at the
3:10 and 8:50 o'clock positions.
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
////////////////////////A / /
CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
INLET COWL
Inlet Cowl Installation
Figure 405 (Sheet 1)
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CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
ATTACHMENT
INLET COWL
A-A
FLANGE
ATTACHMENT
B-B
FLANGE
WASHER
INLET COWL ATTACHMENT FLANGE
ENGINE INLET
C-C D-D
Inlet Cowl Installation
Figure 405 (Sheet 2)
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CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
S 824-010-C00
(9) Move the inlet cowl radially through the 4:30 o'clock position approximately 10 inches (254 mm).
NOTE: At this position, the inlet cowl is clear and can be moved
____
more freely.
S 034-011-C00
(10)
Remove the aft attach pin and turn the inlet cowl until the attachment flange points down.
S 034-036-C00
(11)
Install the inlet cowl on the padded supports.
S 034-012-C00
(12)
Remove the inlet cowl sling as follows:
(a)
Release the tension from the sling straps for the inlet cowl.
(b)
Remove the sling straps from the attach points on the inlet cowl.
S 034-013-C00
(13)
Remove the inlet cowl from the work area.
S 034-014-C00
(14)
Remove the removal equipment from the inlet cowl as follows:
NOTE: The removal equipment can stay installed for use during the
____
installation of the replacement inlet cowl.
(a)
Remove the inlet cowl sling and fishpole hoist from the tube assembly trolley.
(b)
Disassemble the "A" frame from the tube assembly.
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