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REPAI R I NSTRUCTIONS
Fig. 2-14.
Eng
ine in
sta
nd
DISMANTLING THE ENGINE
VO LVO
1033 59
After
tlhe
eng,in
e
has
be·
e n lifted out of the veh
icle,
d
isma'ntling is
'carr~ed
out as fo
ll
o ws.
(In
struotions
for
the
indiv,i'
d ual
parts
'are
g
iven
under
the sepamte
heaodings
concerned.)
l
.
Place the
engine on
stand
SYO
2520
with fixture
SYO
2820.
See Fig.
2-14.
Check thart the oil has
beendrained off.
2. Remove
the
starter
motor and reinforcing on
the lower
front edge
of the f1ywheel housing.
Remove the
flywheel
housing together with the
gearbox. Then
remove
the dutch and flywheel.
3. Remove
the
aHernator, water pump, distriburfor,
rocker
a,pm casing, rocker
arms and oil filter.
Remove
rthe manifoids
with Garburettors. T ake off
the cY'linder he'ad.
R'
e move the valve
,
t appets
with
tool SYO
2424,
see Fig.
2-25.
4. Remove the timing gear ca'sing and
tfhe
timing
gears. Concern iong the tool·s for this purpose, see
under the heading "Replacing the Timing Gears".
Remove the camshaft and then the oil nozzle.
5. Decarbonize the top of the cylinders. Remove the
oil sump, rear seaHng Hange, oil pump
and
con
-
necting rods with pistons. Repl·ace
the caps cor-
redly on the respective connecting rods.
6. Invert ,and turn the
engine.
Remove
the
crankshaft.
Place the caps correctly in the·ir
respective
posi-
tions.
CLEANING
After dismantling,
waosh the parts
thoroughly.
Parts
made of steel or cast iron
can
be washed in a de-
greasing
tank
with
a caustic soda solution.
Light-alloy
parts can, however, be destroyed by caustic soda so
that they should prefembly be c1eaned
wi,
t h white
VOLVO
24838
Fig. 2-15.
Removing the
valve
tappet
spirit. Pistons and bearing
she·I ,ls
must never be washed
in
cau'
s tic soda.
Rinse the
pa'rts
wi,
t h
warm water
and
blow
them dry
with
campressed air
af
ter
washing.
Clean the oilways with particula'r
thoroughness.
All
seal,ing
p'lugs at the
oilway
opening'
s in the cylinder
block must be removed during the c1eaning
process.
ASSEMBLlNG THE ENGINE
When assembHng the engine, follow the instructions
for the parts
cO'n'cerne,
d .
Check
the marking of the
bearing'
s 'according
,
t o Fig.
2-16.
The main bearings
,a1
re
ma'rked 1-7, and the big-end bearings
1-6,
counting
from
the front.
Fig. 2·16. Marking the main
and
big-end
bearings
1.
Main bearing No. 1
2.
Big-end bearing No. l
3.
Main bearing No. 2
VOLVO
103351
2:9
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