Volvo Penta TAD1630G Workshop Manual page 37

Group 21
8
Turn it down a further 1/4 turn. Secure the adjusting screw
with the lock nut.
Adjusting valves
9
Adjust the valve clearance between the rocker arm and
the valve caliper for pair of valves no. 1 of 1st cylinder.
Valve clearance:
Inlet 0.30 mm (0.0118")
Exhaust 0.60 mm (0.0236")
10
After adjusting the valve pair on 1st cylinder, repeat the
procedures of 5, 6, 7, 8 and 9 above on valve pairs no. 2,
4, 5, 8 and 9.
11
Crank the engine with the flywheel one more full turn in its
direction of rotation until 6th cylinder piston is at top dead
center after the compression stroke and both valve pairs of
1st cylinder are rocking.
12
Repeat stages 5, 6, 7, 8 and 9 on valve pairs no.
13
On completion of adjustment, remove tool 998 3590 and
fit the plug in the flywheel casing.
14
Fit all valve covers.
Torque: 20 Nm (14.8 ft-lb.).
15
Fit the fuel delivery pipes and the fuel return pipes.
Note: Fuel delivery pipes must never be bent or altered. A
damaged fuel delivery pipe should always be replaced with a
new one.
16
Bleed the fuel system.
Service procedures - engine
35