TM-9-2815-225-34-P
ENGINE, DIESEL: 6 CYLINDER IN-LINE TURBOCHARGED, CUMMINS MODEL NTC-400
TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL INCLUDING REPAIR PARTS AND SPECIAL TOOLS LIST
JULY 2005
TM-9-2815-225-34-P - Page 154 of 736
TM 9-2815-225-34&P
0012 00
0012 00-2
CYLINDER BLOCK COMPONENTS REMOVAL (Contd)
FLYWHEEL, FLEXPLATE, AND FLYWHEEL HOUSING
WARNING
Use extreme care when handling heavy parts. Provide
adequate support and use assistance during procedure. Ensure
that any lifting device used is in good operating condition and
of suitable load capacity. Keep clear of heavy components
supported only by lifting device. Failure to do so may result in
death or injury to personnel.
NOTE
Big Cam I engines are equipped with a wet flywheel housing
which is sealed with O-rings between cylinder block and
flywheel housing.
Perform steps 1 through 5 for Big Cam I engine.
1.
Remove six bolts (16) and washers (15) from flywheel (12).
2.
Install two studs (17) in opposite holes on crankshaft (19).
3.
Install two jack screws (18) in opposite threaded holes in flywheel (12).
4.
Alternately tighten jack screws (18) and remove flywheel (12) from crankshaft (19).
5.
Remove two studs (17) from crankshaft (19) and two jack screws (18) from flywheel (12).
6.
Remove two bolts (25), lockwashers (27), washers (26), and nuts (28) from flywheel housing (8).
Discard lockwashers (27).
7.
Remove four short bolts (24) and washers (23) from flywheel housing (8).
8.
Remove nine long bolts (10) and washers (9) from flywheel housing (8).
9.
Remove flywheel housing (8) from cylinder block (1).
NOTE
Perform steps 10 through 12 for Big Cam I engine.
10.
Remove eleven O-rings (7) from flywheel housing (8). Discard O-rings (7).
11.
Remove twelve bolts (14), washers (13), and spacer gear (11) from flywheel (12).
12.
Remove O-ring (6) from crankshaft (19). Discard O-ring (6).
NOTE
Perform steps 13 and 14 for Big Cam III engine.
13.
Remove six bolts (32), washers (31), washer bearing (30), flywheel (12) and flexplates (33), and
retaining plate (29) from crankshaft (19).
14.
Remove four bolts (20), lockwashers (21), and washers (22) from rear cover (3). Discard
lockwashers (21).
15.
Remove eight bolts (4), rear cover (3), and gasket (2) from cylinder block (1). Discard gasket (2).
16.
Remove rear main seal (5) from rear cover (3). Discard rear main seal (5).
17.
For flywheel and flywheel housing repair, refer to WP 0017 00.
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