Specifications

Volvo Trucks North America, Inc. Date Group No. Page

TSI 9.2003 211 007 30(41)

2111-06-04-01

Cylinder Head, Pressure Test (First)

(Head removed; thermostat housing and exhaust

manifold removed)

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 can cause the VEB (if equipped)

to fail or cause engine damage.

Special tools: 9996662, 9998256, 9998259,

9998266, 960631, 11996, 9998251

T2007142

Fig. 33: Installing the plugs in fuel system ports

Install two (2) 960631 plugs and two (2) 11996

copper washers into the fuel pressure and fuel return

connections.

960631

11996

W2004233

Install the injector bore protective plugs 9998251 with

O-rings removed and secure with the injector hold

down from the engine assembly. Hand tighten the

hold down bolt.

DANGER

The injector hold down prevents the injector tube from

being blown from its bore when air pressure is applied.

9998251