F 350 2WD Super Duty V10-6.8L (2009)
4. NOTE: Make sure the exhaust Y-pipe is aligned to provide maximum clearance to adjacent parts.
To seat the RH exhaust manifold-to-Y-pipe nuts, tighten the nuts in the following sequence.
-
Tighten the lower RH exhaust manifold-to-exhaust Y-pipe nut to 20 Nm (177 lb-in).
-
Tighten the upper RH exhaust manifold-to-exhaust Y-pipe nut to 40 Nm (30 lb-ft).
-
Tighten the lower RH exhaust manifold-to-exhaust Y-pipe nut to 40 Nm (30 lb-ft).
5. Tighten the 2 exhaust Y-pipe flange bolts.
-
Tighten to 40 Nm (30 lb-ft).
6. Connect the HO2S and the 2 CMS electrical connectors.
7. NOTE: The exhaust system alignment procedure only needs to be carried out if the exhaust system isolators are not at zero load.
Check to see if the exhaust system isolators are at zero load. If the exhaust system isolators are not at zero load, carry out the exhaust system
alignment procedure. For additional information, refer to Exhaust System Alignment - Gasoline Engines See: Service and Repair.
