VIEW IN THE FORWARD DIRECTION
OFFSET OFFSET
-BLADE FWD/AFT EDGES OFFSET
-TIP SHROUDS OVERLAPPED AT
NOT SERVICEABLE
INTERLOCK OR CIRCUMFERENTIAL MATE FACE NOT SERVICEABLE
UNLATCHED SHINGLING_________
CF8-A6004-00-A Low Pressure Turbine Tip Shroud Inspection Figure 608 (Sheet 8)
F41166
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CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
VIEW IN THE FORWARD DIRECTION
(ITEM 1,2,AND 3)
OFFSET OFFSET CLEARANCE
1)
3)
ITEM 3: > 0.20 INCH (5 mm) NOT SERVICEABLE
-BLADE FWD/AFT EDGES OFFSET REMOVE THE ENGINE WITHIN 100 CYCLES
OFFSET > 0.20 INCH (5 mm)
OR 200 HOURS
-EXCESSIVE INTERLOCK WEAR
NOT SERVICEABLE
(REMOVE THE ENGINE WITHIN
100 CYCLES OR 200 HOURS)
INTERLOCK WEAR
P CF8-A6004-00-A Low Pressure Turbine Tip Shroud Inspection Figure 608 (Sheet 9)
F41149
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CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
INTERLOCK WEAR AT 45` ANGLE
OFFSET
SERVICEABLE (IF OFFSET LESS THAN 0.12 INCH(3mm), AND REPETITIVE INSPECTION EVERY 100 CYCLES OR 200 HOURS IF OFFSET IS BETWEEN
0.12 INCH (3mm) AND 0.20 INCH (5mm).)
INTERLOCK WEAR AT 45` ANGLE
Q
S-M56-MM-0835-(1)-00-B
Low Pressure Turbine Inspection Figure 608 (Sheet 10)
F41180
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CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
VIEW IN THE FORWARD DIRECTION
NO CLEARANCE
CLEARANCE AT MATE FACE
-SMOOTH/IRREGULAR WEAR ON CIRCUMFERENTIAL MATE FACE
-AXIAL PRELOAD PRESENT
SERVICEABLE
LATERAL FACES WEAR
CF8-A6004-00-A Low Pressure Turbine Tip Shroud Inspection Figure 608 (Sheet 11)
F41098
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CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
SEE S
SEE T
S
NOT ALIGNED
TIP SHROUD INTERLOCK WEAR AXIAL PRELOAD T
S-M56-MM-1836-(1)-00-C S-M56-MM-0836-(1)-00-B
4th-Stage LPT Blade Inspection
Figure 608 (Sheet 12)
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////////////////////////A / /
CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
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