Volvo Penta D1-13 - Page 73

D2-40
Crank the
engine clockwise until the valves for no.
4 cylinder overlap. Adjust no. 1 inlet and exhaust
valve (A). Refer to item 3 for the adjustment pro-
cedure.
Crank the engine clockwise until the valves for no.
2 cylinder overlap. Adjust no. 3 inlet and exhaust
valve (B).
Crank the engine clockwise until the valves for no.
1 cylinder overlap. Adjust no. 4 inlet and exhaust
valve (C).
Crank the engine clockwise until the valves for no.
3 cylinder overlap. Adjust no. 2 inlet and exhaust
valve (D).
3 Adjustment
Undo the locknut (1) with a ring wrench. Measure
the valve clearance (2) with a feeler gauge. Adjust
the valve clearance with the adjustment screw
(3).
The correct valve clearance for all valves and
engines is 0.2 mm (0.0079").
When the correct valve clearance has been
reached, tighten the locknut (1).
4 Install the valve cover with a new seal.
Install the air filter housing.
Test run the engine and check that no oil leakage
occurs.
1
4
2
3
A A D B CD B C
P0008112
2
1
3
P0008113
2
3
1
1
P0008114
21-4 Valve Mechanism
47701798 05-2013 © AB VOLVO PENTA 71