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E N G I N E M E C H A N IC A L -
Timing
Gears
and Camshaft
1 2. REMOVE CAMSHAFT T I M I N G GEAR A N D
C A M S HAFT ASSE M B LY
E M · S l
I s } Remove t h e t w o b o l t s holding t h e t h r u s t plate to t h e
cylinder block.
Ib)
Carefully pull
out t he timing
gear and
camshaft
assembly
CAUTION : Be careful not to damage the camshaft
bearings.
1 3. CHECK B A C K LASH OF NO. 1 AND NO. 2 IDLE
GEARS
U sing a
dial
ind icator,
rneasure
the backlas h .
Standard backla sh :
No. 1 idle gear
0.050 - 0. 1 1 6 mm
10.00 1 9 - 0.0046 in.l
No. 2 idle gear
0.050 - 0.1 1 3 mm
(0.00 1 9 - 0.0044 in.)
M a x i mum backlash: 0.30 mm (0.01 1 8 in.)
If the backlash
i s
g
re
a
ter
than
maximum,
replace the gears
as a
set.
1 4. C H EC K THRUST CLEARANCE O F N O . 1 AND N O . 2
I D L E GEARS
Using
a dial indicator.
m
e
a
s
u
r
e
the thrust clearance.
S t andard thrust clearanc e :
0.050 - 0. 1 50 mm
(0.00 1 9 - 0.0069
in.)
Ms)(imum thrust clearance : 0.30 mm 10.01 1 8 in.!
If t he backlash is greater than
maximum.
replace th
e
ge
a
r
s
t
h
r
u s
t p
l
a
t
e
. If necessary, replace t h e gea
r
.
1 6. REMOVE NO. 2 I D L E G E A R
Remove t he t w o bolls. t h r u s t p i a
I e .
idle gear
a n d
i d l e gear
shalt.
Содержание 12H-T
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