Hyundai HL960A Operator's Manual page 241

(8) The clearance is correct when some resistance
is felt when the feeler gauge is slipped between
the crosshead and the rocker lever socket.
Measure the valve lash (overhead set) by insert-
ing a feeler gauge between the crosshead and
the rocker lever socket. If the measurement is
out of specification, loosen the locknut and
adjust the lash to nominal specifications.
Overhead set valve lash
Item
Intake Min
Exhaust Max
※
Tighten the lock nut and measure the clear- Tighten the lock nut and measure the clear-
ance again. ance again.
Tightening torque : 2.4 kgf · m (17.4 lbf · ft)
(9) Use the barring tool, to rotate the crankshaft 360
degrees.
Use the previous steps and specifications to set
the valve lash on the following rocker levers:
(E = exhaust, I = Intake)
2E, 3I, 4E, 5I, 6I, and 6E.
If the measurements are out of specification, set
the valve lash.
(10) Install the rocker lever cover gasket and cover,
refer to engine maintenance manual.
(11) Operate the engine. Check for leaks.
mm inch
0.254 0.010
0.508 0.020
6-34
300A6MA112
300A6MA111