WP13 Diesel Engine Series Operating Manual
14
Figure 5-11
B. Remove the valve rocker cover on the cylinder head to judge whether Cylinder 1 or Cylinder 6
is at its compression stroke (the cylinder in its compression stroke has clearances between its
intake and exhaust valves and the rocker arm), as shown in Figure 5-12;
Figure 5-12
Exhaust valve
rocker arm
Intake valve
rocker arm
Flywheel housing
cover plate
Pointer
Flywheel
groove
