Specifications

Volvo Trucks North America, Inc. Date Group No. Page
TSI 9.2003 211 007 41(41)
2145-03-04-01
Rocker Arms, Replacement (All)
You must read and understand the precautions and
guidelines in Service Information, group 21, "General
Safety Practices" before performing this procedure.
If you are not properly trained and certified in this
procedure, ask your supervisor for training before
you perform it.
1
Note: To change the rocker arm mechanism on the
engine, refer to “Cylinder Head, Removal” page 5 and to
“Cylinder Head, Installation” page 12 for removal and
installation of the rocker arm shaft assembly.
Note: Where it concerns changing components, it is
possible to change the rocker arm shaft, complete rocker
ares or bolts with ball socket heads.
2
Remove the rocker arms from the rocker arm shaft.
3
Clean the components, paying special attention to the oil
channel in the bearing housing and to the rocker arm
shaft and rocker arm oil holes.
4
Check the rocker arm shaft and bolts with ball socket
heads for wear. The threads on the bolts and lock nuts
should be undamaged. If a bushing on a rocker arm is
out-of-round, the complete rocker arm must be changed.
5
Coat the rocker arm shaft with clean engine oil and
re-install the rocker arms.