Subaru Legacy (2005 year). Manual - part 392

ME(H6DO)-43

MECHANICAL

Preparation for Overhaul

12.Preparation for Overhaul

A: REMOVAL

1) Remove the engine assembly. <Ref. to
ME(H6DO)-34, REMOVAL, Engine Assembly.>
2) Set the engine on ST.
ST

18232AA000

ENGINE STAND

3) Before servicing overhaul, remove the sensor,
pipe and hose that installed to engine.

(1) Remove the intake manifold. <Ref. to
FU(H6DO)-12, REMOVAL, Intake Manifold.>
(2) Remove the generator. <Ref. to SC(H4SO
2.0)-14, REMOVAL, Generator.>
(3) Remove the A/C compressor. <Ref. to AC-
34, REMOVAL, Compressor.>
(4) Disconnect the water pipe and hose.
(5) Disconnect the engine harness.
(6) Remove the spark plug. <Ref. to IG(H6DO)-
4, REMOVAL, Spark Plug.>
(7) Remove the camshaft position sensor.
<Ref. to FU(H6DO)-20, REMOVAL, Camshaft
Position Sensor.>
(8) Remove the crankshaft position sensor.
<Ref. to FU(H6DO)-19, REMOVAL, Crankshaft
Position Sensor.>
(9) Remove the knock sensor. <Ref. to
FU(H6DO)-21, REMOVAL, Knock Sensor.>
(10)Remove the engine coolant temperature
sensor. <Ref. to FU(H6DO)-18, REMOVAL, En-
gine Coolant Temperature Sensor.>
(11)Remove the oil pressure switch. <Ref. to
LU(H6DO)-13, REMOVAL, Oil Pressure
Switch.>
(12)Remove the oil filter. <Ref. to LU(H6DO)-14,
REMOVAL, Engine Oil Filter.>
(13)Remove the oil cooler. <Ref. to LU(H6DO)-
15, REMOVAL, Engine Oil Cooler.>

ST

ME-02448

ME(H6DO)-44

MECHANICAL

Crank Pulley

13.Crank Pulley 

A: REMOVAL

1) Remove the crank pulley cover.

2) Remove the crank pulley bolt. To lock the crank-
shaft, use the ST.
ST

499977100

CRANK PULLEY WRENCH

3) Remove the crank pulley.

B: INSTALLATION

1) Install the crank pulley.
2) Install the crank pulley bolt. To lock the crank-
shaft, use the ST.
ST

499977100

CRANK PULLEY WRENCH

(1) Clean the crank pulley thread using com-
pressed air.
(2) Apply engine oil to the crank pulley bolt seat
and thread.
(3) Tighten the crank pulley bolts.

Tightening torque:

178 N

⋅

m (18.1 kgf-m, 131 ft-lb)

3) Install the crank pulley cover.

NOTE:
Assemble the O-ring to crank pulley cover.

Tightening torque:

6.4 N

⋅

m (0.65 kgf-m, 4.7 ft-lb)

C: INSPECTION

1) Check the crank pulley cover for oil and air leak-
age.
2) Check the crank pulley for looseness.

ME-02028

ME-02598

ST

ME-02598

ST

ME-02028

ME(H6DO)-45

MECHANICAL

Front Chain Cover

14.Front Chain Cover

A: REMOVAL

1) Remove the crank pulley. <Ref. to ME(H6DO)-
44, REMOVAL, Crank Pulley.>
2) Remove the front chain cover.

NOTE:
Chain cover installation bolt has three different siz-
es. To prevent the confusion in installation, keep
these bolts on container individually.

B: INSTALLATION

1) Remove the used liquid gasket from mating sur-
face, and degrease it.
2) Apply liquid gasket to the mating surface of front
chain cover.

Liquid gasket:

THREE BOND 1280B (Part No. K0877YA018)

Applying liquid gasket diameter:

2.5

±

0.5 mm (0.098

±

0.020 in)

3) Install the front chain cover. Temporarily tighten
the bolts.

CAUTION:
Do not install the bolts in wrong place.

(A) M6 

× 16

(B) M6 

× 30

(C) M6 

× 45

*: Sealing washer

(C)

(C)

(A)

(B)

(B)

ME-02029

(A)

ME-02385

(A) M6 

× 16

(B) M6 

× 30

(C) M6 

× 45

*: Sealing washer

(C)

(C)

(A)

(B)

(B)

ME-02029

(A)

ME(H6DO)-46

MECHANICAL

Front Chain Cover

4) Tighten the bolts in the numerical order as shown in the figure.

Tightening torque:

6.6 N

⋅

m (0.67 kgf-m, 4.8 ft-lb)

5) Install the crank pulley. <Ref. to ME(H6DO)-44,
INSTALLATION, Crank Pulley.>

C: INSPECTION

Check the cover surface for scratch and damage.
Check for oil leakage on cover mating surface and
installation part of crank pulley.

ME-02031

(21)

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