2ND-STAGE 1ST-STAGE
BLADE BLADEPORT
1ST-STAGE LPT NOZZLE
LPT NOZZLE
3RD-STAGE
4TH-STAGELPT NOZZLE BLADE
4TH-STAGE LPT NOZZLE MAKE AN INSPECTION
3RD-STAGE
FROM THE BLADE
REAR OF THE ENGINE
BORESCOPE
PORT
FRAME
D LEGEND:
E
NOT FULLY SEEN AREA
FULLY SEEN AREA S-M56-MM-0394-(1)-00-B
Low Pressure Turbine Inspection
Figure 608 (Sheet 2)
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CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
S-M56-MM-0832-(1)-00-B NOZZLE SEGMENT (EXAMPLE)
Low Pressure Turbine Inspection
Figure 608 (Sheet 3)
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////////////////////////A / /
CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
1ST-STAGE BLADE 2ND-STAGE BLADE
____NOTE: DIMENSIONS ARE S-M56-MM-0833-(1)-00-B
IN INCHES WITH
PARENTHESES. MILLIMETERS IN MAXIMUM SERVICE LIMITS
Low Pressure Turbine Inspection
Figure 608 (Sheet 4)
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////////////////////////A / /
CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
____NOTE: PARENTHESES. MILLIMETERS IN IN INCHES WITH DIMENSIONS ARE S-M56-MM-0834-(1)-01-B
Low Pressure Turbine Inspection Figure 608 (Sheet 5)
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CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
SEE K
SEE M
UNLATCHED TIP SHROUDS OR UNLATCHED INTERLOCKS SEE L SHINGLED INTERLOCKS OR SHINGLED TIP SHROUDS TIP SHROUDS OUT OF FLUSH
K
C C D D
L M
C-C Low Pressure Turbine Inspection Figure 608 (Sheet 6) SHINGLING S-M56-MM-0835-(1)-00-B OUT OF FLUSH D-D
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////////////////////////A / /
CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
VIEW IN THE FORWARD DIRECTION
CLEARANCE
-SMOOTH INTERLOCK WEAR
-TIP SHROUD INTERLOCK GAPS
NOT SERVICEABLE
LOSS OF AXIAL PRELOAD
CF8-A6004-00-A Low Pressure Turbine Tip Shroud Inspection Figure 608 (Sheet 7)
F41158
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