Subaru Legacy (2005 year). Service 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)
(22)
(40)
(39)
(38)
(37)
(36)
(35)
(34)
(33)
(32)
(13)
(12)
(11)
(9)
(10)
(23)
(24)
(8)
(6)
(25)
(26)
(27)
(28)
(29)
(30)
(31)
(19)
(18)
(17)
(16)
(15)
(14)
(20)
(3)
(2)
(4)
(5)
(1)
(7)
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