TM 5-4310-354-14
plugs (49, 50, 51) are installed in head.
If
(c) Install the valve pushrods (19, figure
removed, install studs (47, 48).
(2) Cylinder head assembly. Make sure the cylinder
(d) Install the rocker arm assembly (para
block contact surface is clean of carbon
deposits. Install a new cylinder head gasket
(25) on the cylinder block. The gasket (25) must
(e) Adjust the valve clearance (para 4-50.b.
be assembled with the bead (rolled edge around
and 4-50.c.).
the combustion chamber) down. For sealing,
use any good cylinder head gasket cement.
(f) Connect instrument panel
brace
to
Proceed with installation as follows:
cylinder head (figure 4-33).
(a) Place the cylinder head assembly (24) on
(g) Install
enclosure
components
as
the block. Be careful not to damage
necessary (figure 4-17).
contact surfaces or the cylinder head
studs.
(h) Install bypass tube nipple and connect
bypass tube (figure 7-33).
(b) Install the cylinder head nuts (20, 22) and
washers (21, 23). Tighten evenly, working
(i) Install water temperature sensing bulb
from the center of the head outward.
Refer to figure 7-40 for tightening
sequence, torque, and procedure for
(j) Install engine water temperature shutdown
tightening cylinder head to cylinder block.
switch (figure 4-35).
Tighten all nuts first to 75 foot-pounds
(10.3725 kg-m) torque in the sequence
(k) Install upper radiator hose and service the
indicated, then 125 foot-pounds (17.2875
radiator (figure 4-3).
kg-m) torque and so forth.
(l) Install intake manifold (figure 4-30).
(m) Install fuel injection nozzles (figu re 4-26).
(n) Install fuel injection lines (figure 4-28).
(o) Install exhaust manifold (figure 4-31).
(p) Install exhaust muffler group (figure 4-9).
(q) Start the engine and allow to run until
TORQUE VALUES ARE GIVEN
operating
temperature
is
reached.
DIRECTLY OVER STUD LOCATIONS.
Recheck and adjust valve clearance (para
TS 5-4310-354-14/7-40
4-50.a.).
Figure 7-40. Cylinder head nuts, tightening sequence
and torque values.
(r) Install cylinder head cover.
Install
spacers, lifting eyes, and secure lifting
CAUTION
eyes with nuts.
The cylinder head nuts must be
retightened and the valve clearance
reset after 1 hour of service.
7-45
