Specifications

Volvo Trucks North America, Inc. Date Group No. Page
TSI 9.2003 211 007 12(41)
2111-02-01-01
Cylinder Head, Installation
(See also “Cylinder Head, Overhaul” page 27.)
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.
CAUTION
Observe the greatest possible cleanliness when
working on the cylinder head. Dirt particles in the
fuel and oil channels can cause the unit injectors to
malfunction, and cause the VEB (if equipped) to fail or
cause engine damage.
W2003459
Fig. 12: 1) Remove plug only for engines with Volvo
Engine Brake (VEB)
Note: When installing an exchange cylinder head
on a D12 engine with a Volvo Engine Brake (VEB),
the oil supply plug (shown in illustration) must be
removed prior to installation of the VEB solenoid. In
engines with exhaust pressure governor (EPG), only
the plug must remain in place.
CAUTION
Failure to remove the oil supply plug on a D12 with
Volvo Engine Brake (VEB) exchange cylinder head
will cause camshaft seizure. Severe engine damage
will result.
Special tools: 9996956, 9998251, 9998255,
9998258, 9998264
Other special equipment: 9999708, J–41203,
J–41272, J–42773, J–41503