Volvo EPA2007 D13F Reference Manual page 36

30 SPECIFICATIONS
Bearing caps 1 to 6 are attached with one bolt on the engine right side and two bolts
on the engine left side, while bearing cap 7 is attached with only one bolt per side.
Tighten the bolts in the following steps as illustrated:
Note: Tighten the bolts in numerical order from bearing cap 1 to 7 or 7 to 1, except
in step 2.
Step 1: With camshaft and bearing caps in place, tighten the
marked bolts of bearing caps 1 to 7 ..........................................25 ± 3 Nm (19 ± 2 ft-lb)
Step 2: With rocker shaft in place, tighten the
marked bolts (in stages) in the order 4, 3, 5, 2, 6, 1, 7..............60 ± 5 Nm (44 ± 4 ft-lb)
Note: The bolts must be tightened in stages to ensure that the rocker arm shaft is
seated without bending.
Step 3: Angle tighten marked bolts of bearing caps 1 to 7...................... 90 ± 5 degrees
Step 4: Tighten the marked bolts of bearing caps 1 to 6 ..........25 ± 3 Nm (19 ± 2 ft-lb)
Step 5: Angle tighten the bolts of bearing caps 1 to 6........................... 120 ± 5 degrees
Step 6: Loosen the marked bolts of bearing caps 1 to 6.
Step 7: Tighten the marked bolts of bearing caps 1 to 6 ..........25 ± 3 Nm (19 ± 2 ft-lb)
Step 8: Angle tighten the bolts of bearing caps 1 to 6 and the bolt of bearing cap
7 ............................................................................................................. 120 ± 5 degrees
Note: When only the rocker arm has been loosened, step 1 and step 3 are not required.
Volvo Engine Brake control valve ............................................24 ± 4 Nm (18 ± 3 ft-lb)