JAC J2 User Manual



Maintenance Manual for J2 Sedan
Mechanical Part of Engine
63
Installation precautions:
■
Mechanical
tappet
should
be appl
ied w
ith p
roper a
mount o
f oil
evenly;
after
the cyli
nder head is
assembled, it should turn flexibly
without sticking or other abnormalities.
■
Before assem
bling
camshaft,
proper am
ount o
f oil
should b
e evenly
applied
on each
contact
surface; after
the camshaft
bearing bolt
is tightened,
the
camshaft should
turn flexibly
without
sticking
or
other
abnormali
ties;
axial
clearance
should
be:
0.05
-
0.15mm.
(Measurement
location)
③
 Install the camshaft
position
sensor.
Attention:
■
Apply
a
film
of
sealant to
the
flange
of
rear end cover.
■
Tighten
the
fixing
bolt
after
the
support
has
been
fully
mounted.
④

Install
camshaft
timing
sprocket
⑤
 Install the timing chain wheel of balance
shaft. During installation, notice to align the
timing mark of balance shaft.
Backlash of balance shaft gear: 0.06-0.12mm
Backlash of balance shaft idler gear:
0.08-0.14mm
⑥

Be
aware of
following items to
install with
steps contrary
to dismantlement.
■
Before
installing cylinder
head
cover,
clear
any
sealant
on
cylinder head.
■
Make
sure
that
cylinder head
cover
gasket is
put
into the installation slot.
5)
Check
after
Dismantlement
■
Check
for
proper
position
of
all
parts
installed
.
■
Check th
e level
of engine
oil before
starting t
he engine
. If the e
ngine oil
is les
s than
the requ
ired
volume, replenish to specified level.
■ With engine running,
check
for abnormal
noise
and
vibratio
n.
■
Be
sure
that
there is
no
oil
leakage
after engine warmed-up thoroughly.
■
Recheck
the
level
of engine
oil
with
engine cooled
down. Replenish
the
engine oil
to
the
specified
level as required.
Fig.1.1.040
Timing mark of balance shaft gear
and idler gear

JAC J2 Specifications

General

Brand	JAC
Model	J2
Category	Automobile
Language	English