Workshop Manual

17.4 INSTALLATION OF CRANKSHAFT
12. For the DD15, torque all of the main bearing cap bolts, in four steps, using the sequence
shown below. Torque the m ain bearing cap bolts to:
[a] 150 N·m (110 lb·ft)
[b] 250 N·m (184 lb·ft)
[c] 1st 90° torque turn
[d] 2nd 90° torque turn
NOTE:
If the be arings have been installed properly, the cranksh aft will turn freely with all of the
main bearing cap bolts d rawn to the specified torque.
13. Install the piston and c onnecting rod assemblies. Refer to section 15.6.
14. If removed, install the cylinder head.
[a] For DD13 ONLY:Refer to section 14.3.
[b] For DD15 ONLY: refer to section 14.7.
15. If removed, install the camshaft housing. Refer to section 3.3.
16. If removed, install the gear train. Refer to section 5.2.
17. Install the flywheel housing. Refer to section 34.3.
18. Replace the rear crankshaft seal with new seal. Refer to section 17.6.
19. Install the flywheel. Refer to section 34.6
20. Install the oil pump, inlet and outlet pipes. Refer to section 21.4.
21. Replace the f ront crankshaft oil seal with new seal. Refer to section 17.8.
22. Install the crankshaft pulley and vibration damper assembly. Refer to section 36.2.
All information subject to change without notice.
17-12 DDC-SVC-MAN-0081 201 0 Copyrig ht © 2010 DETROIT DIESEL CORPORATION