Mitsubishi Lancer Evolution X. Manual — part 74
OIL PAN
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ENGINE MECHANICAL
11A-49
REMOVAL SERVICE POINTS
.
<<A>> A/C COMPRESSOR AND CLUTCH ASSEM-
BLY REMOVAL
1. Remove the A/C compressor and clutch assembly together
with the hose from the bracket.
2. Tie the removed A/C compressor and clutch assembly with
a string at a position where they will not interfere with the
removal and installation of engine oil pan.
.
<<B>> ENGINE OIL PAN REMOVAL
1. Remove the engine oil pan mounting bolts.
CAUTION
Do not forcibly drive in special tool MD998727 to avoid
damage to the engine oil pan seal surface of cylinder block
assembly.
2. Insert special tool MD998727 from the engine oil pan
removal groove of the cylinder block assembly.
3. Lightly tap the special tool with a hammer to slide the oil pan
seal surface, cut off the liquid gasket, and remove the
engine oil pan.
AC705459AC
<Engine front>
Engine oil pan
Crankshaft pulley
AC705460 AC
Engine oil pan
<Engine rear>
Engine oil filter
AC102324 AB
MD998727
MD998727
OIL PAN
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ENGINE MECHANICAL
11A-50
INSTALLATION SERVICE POINTS
.
>>A<< ENGINE OIL PAN INSTALLATION
1. Remove all the traces of sealant adhering to the engine oil
pan and cylinder block assembly using a remover or others.
Then, degrease them.
2. Apply the sealant without any gap to the mating surface of
engine oil pan as shown in the figure, and install the engine
oil pan to the cylinder block assembly.
Specified sealant: Three bond 1217G or equivalent
NOTE: Install the engine oil pan immediately after applying
sealant.
CAUTION
After the installation, until a sufficient period of time (one
hour or more) elapses, do not apply the oil or water to the
sealant application area or start the engine.
3. Tighten the engine oil pan mounting bolts to the specified
torque.
Tightening torque:
M6: 10 ± 2 N⋅ m (89 ± 17 in-lb)
M8: 29 ± 2 N⋅ m (22 ± 1 ft-lb)
.
>>B<< ENGINE OIL PAN DRAIN PLUG GASKET
INSTALLATION
Replace the engine oil pan drain plug gasket with a new one.
Install the new gasket in the direction shown in the illustration.
.
>>C<< A/C COMPRESSOR AND CLUTCH
ASSEMBLY INSTALLATION
Tighten A/C compressor and clutch assembly mounting bolts to
the specified torque in the order of number shown in the illus-
tration.
Tightening torque: 23 ± 6 N⋅ m (17 ± 4 ft-lb)
INSPECTION
M1112002900577
• Check the engine oil pan for cracks.
• Check the engine oil pan sealant-coated surface for dam-
age and deformation.
AC804940AB
φ 2.5 mm
(
φ 0.1in)
AC102325AJ
Engine oil
pan side
Engine oil pan
drain plug gasket
AC506759
AE
1
2
3
A/C compressor
and clutch assembly
CRANKSHAFT OIL SEAL
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ENGINE MECHANICAL
11A-51
CRANKSHAFT OIL SEAL
REMOVAL AND INSTALLATION
M1112003103476
Required Special Tools:
• MB991883: Flywheel Stopper
• MB991448: Bush Remover And Installer Base
AC902049
1
2
4
2
3
4
5
<M/T>
<TC-SST>
40 N·m
30 ft-lb
N
N
AB
130 N·m
96 ft-lb
to
40 N·m
30 ft-lb
130 N·m
96 ft-lb
to
10 ± 2 N·m
89 ± 17 in-lb
1
5
2
Engine oil
Seating surface: Engine oil
Thread: Three bond 1324
or exact equivalent
Crankshaft front oil seal removal
steps
•
Crankshaft pulley (Refer to
>>
C
<<
1.
Crankshaft front oil seal
Crankshaft rear oil seal removal
steps
•
Transaxle assembly (Refer to
GROUP 22A, Transaxle Assembly
<M/T>), (Refer to
GROUP 22C, Transaxle Assembly
<TC-SST>)
<<
A
>>
>>
B
2.
Flywheel bolts
>>
B
3.
Flywheel hub <TC-SST>
>>
B
4.
Flywheel
>>
A
5.
Crankshaft rear oil seal case
assembly
CRANKSHAFT OIL SEAL
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ENGINE MECHANICAL
11A-52
REMOVAL SERVICE POINT
.
<<A>> FLYWHEEL BOLTS REMOVAL
Fix the flywheel using special tool MB991883, and loosen the
flywheel bolts.
INSTALLATION SERVICE POINTS
.
>>A<< CRANKSHAFT REAR OIL SEAL CASE
ASSEMBLY INSTALLATION
1. Remove all the traces of sealant adhering to the cylinder
block and ladder frame using a remover or others. Then,
degrease them using.
2. Apply the sealant without any gap to the cylinder block and
ladder frame as shown in the figure, and install the
crankshaft rear oil seal case assembly.
Specified sealant: Three bond 1227D or equivalent
NOTE: Install the crankshaft rear oil seal case assembly
immediately after applying sealant.
3. Apply a small amount of engine oil to the entire inner
diameter of the oil seal lip, and install the crankshaft rear oil
seal case assembly.
CAUTION
After the installation, until a sufficient period of time (one
hour or more) elapses, do not apply the oil or water to the
sealant application area or start the engine.
4. Tighten the crankshaft rear oil seal case assembly mounting
bolts to the specified torque.
Tightening torque: 10 ± 2 N⋅ m (89 ± 17 in-lb)
.
>>B<< FLYWHEEL/FLYWHEEL HUB
<TC-SST>/FLYWHEEL BOLTS INSTALLATION
1. Remove the engine oil and deposits from the flywheel bolt
threads, crankshaft tapped hole, and flywheel.
2. Install the flywheel and flywheel hub <TC-SST> to the
crankshaft.
AC506761 AD
MB991883
Cylinder block
AC704960AC
Cylinder block
Ladder frame
φ 2 mm or φ 3 mm
(
φ 0.08 in or φ 0.12 in)
1mm (0.04in)
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