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120
10-11
OPERATION
No.
ID
220
- 1 : Work on rhe oil circulation
system
ID
19
PARTICULAR
POINTS
Replacement
of an
oil
pump.
To
remove
Remove the engine-gearbox
assembly and leave suspended from a pulley block for this operation.
To
fit
Rotate the cranshaft to the T.D.C.
of the jirst cylinder,
end of compression and engage the oil pump (the drive dog for the distributor
is parallel
with the centre line of the engine, the small side towards
the engine after fitting
in position).
Fixing screws: tightening
torsion = II ft.lbs (I.5
m.kg) max., locknuts:
tightening
torsion = 22 ft.lbs (3 m.kg).
Pipe unions: tightening
torsion = 43 ft.lbs (6 m.kg), locknuts:
tightening
torsion = 29 ft.lbs (4 m.kg).
REPLACEMENT
OF
AN
OIL
PUMP
To
remove:
Remove
the
engine
gearbox
assembly
(see
Op.ID
100-1,
paragraphs
1 to
25).
Leave
the
engine-gearbox
assembly
suspended
from
the
pulley
block.
Drain
the
oil
from
the
engine
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . , . . . . . . . . . . . . .
Remove
the
sump,
avoid
damaging
the
gaskets
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Remove
the
distributor
Unscrew
the
pipe
union
from
the
oil
pump.
Unscrew
the
pipe
union
on the
cylinder
block
and
rotate
the
pipe
in
order
to
release
it
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Release
the
locknut
and
undo
the
oil
pump
fixing
screw.
c
Remove
the
pump
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ..'.........................
To
Refit:
4
Rotate
the
crankshaft
to the
T.D.C.
of
first
cylinder
(end
of
compression).
b)
Engage
the
oil
pump
so
that
the
driving
dog
for
the
distributor
is
parallel
with
the
centre
line
of
the
engine,
the
small
side
turned
towards
the
engine
after
the
pump
has
been
placed
in
position.
4
Lightly
tighten
the
pointed
screw
fixing
the
pump
so
as not
to
deform
the
tube
maximum
11 ft. lbs
(1.5
m.
kg).
Lockthelocknut(3
m.kg)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Place
the
piping
in
position
after
making
sure
that
the
tapered
union
is
in
the
cylinder
block.
Tighten
the
pipe
union
nuts
to
43
ft.lbs
(6 m.kg)
and
the
locknuts
to
29
ft.lbs
(4
m.kg)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
TOOLS
21 mm
box
spanner
12
mm
box
spanner
14-26mm
spanners
,9
16 mm
box
spanner
17'mm
spanner
T
16 mm
box
spanner
17 mm
spanner
14-26
mm
spanners
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