Isuzu KB P190. Manual — part 652

Engine Mechanical – V6

Page 6A1–129

CAUTION

In order to install Tool No. EN 46105 onto the
camshafts, rotate the camshafts. There
should be no need to rotate the camshaft
more than 45 degrees.

Figure 6A1 – 190

3

Install Tool No. EN 46105-1 (1) onto the rear of the
right-hand cylinder head camshafts (2).

Figure 6A1 – 191

4

Install Tool No. EN 46105-2 (1) onto the rear of the
left-hand cylinder head camshafts (2).

Figure 6A1 – 192

Engine Mechanical – V6

Page 6A1–130

5

Install the right-hand secondary timing chain (1) onto
the camshaft actuators (2) and the right hand
camshaft intermediate driveshaft sprocket (3) aligning
the chain in the following manner:

Figure 6A1 – 193

6

Place the secondary timing chain around the right-
hand camshaft intermediate driveshaft outer sprocket,
aligning the bright plated timing chain link (1) with the
alignment access hole (2) in the inner sprocket.

Figure 6A1 – 194

7

Wrap the secondary timing chain around both right-
hand actuator drive sprockets.

Figure 6A1 – 195

Engine Mechanical – V6

Page 6A1–131

8

Align the bright plated timing chain link (2) with the
exhaust actuator sprocket alignment triangle mark or
circular mark .

CAUTION

Ensure that when aligning the right-hand
secondary timing chain to the right-hand
camshaft actuator sprockets, that the
triangular timing marks (1) on the sprocket
are used, NOT the circular mark.

Figure 6A1 – 196

9

Align the bright plated timing chain link (1) with the
intake actuator sprocket alignment triangle mark (2).

Figure 6A1 – 197

10

Ensure that the right-hand secondary timing chain
guide is selected and orientated correctly.

CAUTION

Ensure that the right-hand secondary timing
chain guide is used when installing to the
right-hand side in this procedure.

Figure 6A1 – 198

Engine Mechanical – V6

Page 6A1–132

11

Position the chain guide (2).

12

Install the secondary timing chain guide bolts (1) and
tighten to the correct torque specification.

Secondary timing chain guide
attaching bolt torque specification. . ...20.0 – 26.0 Nm

Figure 6A1 – 199

13

Ensure the right-hand secondary timing chain shoe is
selected and orientated correctly.

CAUTION

The right-hand secondary camshaft drive
shoe is marked with the letters ‘RH’. Ensure
that the right-hand drive shoe is used when
installing to the right-hand side in this
procedure and that the letters ‘RH” are
facing the front of the vehicle when installed.

Figure 6A1 – 200

14

Position the right-hand secondary timing chain shoe
(1).

Figure 6A1 – 201