Isuzu C-240PW-28, Technical Manual, Page: 136 / 235

ARMY TM 9-2815-254-24
AIR FORCE TO 38G1-94-2
(2) Insert a 0.018 in. (0.45 mm) feeler gage between rocker arm and end of valve stem.
(3) Turn adjusting screw (20) until a slight drag is felt on feeler gage.
(4) Tighten nut (19).
f. Rotate crankshaft 360 degrees until crankshaft pulley TDC fine is aligned with timing pointer.
g. Adjust valve clearance for rocker arms shown in View B of FIGURE 3-59 as described in step e.
h. Install rocker cover (5, FIGURE 3-52) refer to paragraph 3-26.5.
3-27. CYLINDER HEAD ASSEMBLY.
3-27.1. Removal.
Do not drain coolant until coolant temperature is below operating tem-
perature. Scalding can occur from failure to observe this warning.
a. Drain engine coolant and lubrication systems, refer to end item maintenance manual.
b. Remove thermostat housing, refer to paragraph 3-6.1.
c. Remove fuel injector nozzles and piping, refer to paragraph 3-10.1.
d. Remove glow plugs, refer to paragraph 3-22.1.
e. Remove intake and exhaust manifolds, refer to paragraph 3-21.1.
f. Remove rocker cover and rocker arms, refer to paragraph 3-28.1.
g. Remove eight pushrods (1, FIGURE 3-60).
3-110