lock SUBARU LEGACY 1995 Service Service Manual

G2M0084
1) Install baffle plate.
2) Install oil strainer and O-ring
3) Install oil strainer stay.
4) Apply fluid packing to matching surfaces and install oil
pan.
Fluid packing:
THREE BOND 1207C or equivalent
G2M0194
5) Apply fluid packing to matching surfaces and install oil
separator cover.
Fluid packing:
THREE BOND 1215 or equivalent
G2M0161
6) Install flywheel or drive plate.
To lock crankshaft, use ST.
ST 498497100 CRANKSHAFT STOPPER
7) Install housing cover.
G2M0076
8) Installation of oil pump
(1) Discard front oil seal after removal. Replace with a
new one by using ST.
ST 499587100 OIL SEAL INSTALLER
73
2-3SERVICE PROCEDURE
7. Cylinder Block

B2M0390A
(2) Apply fluid packing to matching surface of oil pump.
Fluid packing:
THREE BOND 1215 or equivalent
(3) Install oil pump on cylinder block. Be careful not to
damage oil seal during installation.
CAUTION:
Do not forget to install O-ring and seal when install-
ing oil pump.
Align flat surface of oil pump’s inner rotor with
crankshaft before installation.
G2M0628
9) Install engine coolant pump and gasket.
CAUTION:
Be sure to use a new gasket.
When installing engine coolant pump, tighten bolts
in two stages in numerical sequence as shown in Fig-
ure.
10) Install engine coolant pipe.
11) Install oil filter.
2. RELATED PARTS
1) Install cylinder head and intake manifold.

2) Install timing belt, camshaft sprocket and related parts.

74
2-3SERVICE PROCEDURE
7. Cylinder Block

G2M0071
7) Remove oil pump by using flat-bladed screwdriver.
CAUTION:
Be careful not to scratch mating surfaces of cylinder
block and oil pump.
B2M0315A
B: DISASSEMBLY
Remove screws which secure oil pump cover and disas-
semble oil pump.
Inscribe alignment marks on inner and outer rotors so that
they can be replaced in their original positions during reas-
sembly.
CAUTION:
Before removing relief valve, loosen plug when remov-
ing oil pump from cylinder block.


1Oil seal


2Pump case


3Inner rotor


4Outer rotor


5Pump cover


6Relief valve


7Relief spring


8Plug


9Washer


10O-ring
B2M0316A
C: INSPECTION
1. TIP CLEARANCE
Measure the tip clearance of rotors. If the clearance
exceeds the limit, replace rotors as a matched set.
Tip clearance:
Standard
0.04—0.14 mm (0.0016—0.0055 in)
Limit
0.18 mm (0.0071 in)
B2M0317A
2. CASE CLEARANCE
Measure the clearance between the outer rotor and the
cylinder block rotor housing. If the clearance exceeds the
limit, replace the rotor.
Case clearance:
Standard
0.10—0.175 mm (0.0039—0.0069 in)
Limit
0.20 mm (0.0079 in)
5
2-4SERVICE PROCEDURE
1. Oil Pump

B2M0315B
2) Install inner and outer rotors in their original positions.
3) Install oil relief valve and relief spring.
4) Install oil pump cover.
Tightening torque:
T1: 5
+1
0N⋅m (0.5+0.1
0kg-m, 3.6+0.7
0ft-lb)
T2: 44.1±3.4 N⋅m (4.5±0.35 kg-m, 32.5±2.5 ft-lb)
B2M0319A
E: INSTALLATION
Installation is in the reverse order of removal.
Do the following:
1) Apply fluid packing to matching surfaces of oil pump.
Fluid packing:
THREE BOND 1215 or equivalent
2) Replace O-ring with a new one.
3) Be careful not to scratch oil seal when installing oil
pump on cylinder block.
CAUTION:
Apply fluid packing to oil pressure switch threads
before installation.
Fluid packing:
THREE BOND 1215 or equivalent
7
2-4SERVICE PROCEDURE
1. Oil Pump

B2M0312
9) Disconnect connector from rear oxygen sensor.
B2M0054
10) Remove front exhaust pipe.
(1) Separate front catalytic converter from center
exhaust pipe.
(2) Remove front exhaust pipe from engine.
(3) Remove bolt which installs front exhaust pipe on
bracket.
G2M0293
11) Remove nuts which install front cushion rubber onto
front crossmember.
G2M0081
12) Remove bolts which install oil pan on cylinder block
while raising up engine.
13) Insert oil pan cutter blade between cylinder block-to-oil
pan clearance.
CAUTION:
Do not use a screwdriver or similar tool in place of oil
pan cutter.
G2M0082
14) Separate oil strainer from oil strainer stay.
9
2-4SERVICE PROCEDURE
2. Oil Pan and Oil Strainer

G2M0376
15) Remove oil strainer.
G2M0377
16) Remove baffle plate and oil strainer stay.
B: INSPECTION
By visual check make sure oil pan, oil strainer, oil strainer
stay and baffle plate are not damaged.
G2M0377
C: INSTALLATION
CAUTION:
Before installing oil pan, clean sealant from oil and
engine block.
1) Install baffle plate and oil strainer stay.
Tightening torque:
5N⋅m (0.5 kg-m, 3.6 ft-lb)
G2M0376
2) Install oil strainer onto baffle plate.
CAUTION:
Replace O-ring with a new one.
Tightening torque:
9.8 N⋅m (1.0 kg-m, 7 ft-lb)
10
2-4SERVICE PROCEDURE
2. Oil Pan and Oil Strainer

G2M0082
3) Hold oil strainer to oil strainer stay.
Tightening torque:
9.8 N⋅m (1.0 kg-m, 7 ft-lb)
G2M0084
4) Apply fluid packing to mating surfaces and install oil
pan.
Fluid packing:
THREE BOND 1207C or equivalent
G2M0081
5) Tighten bolts which install oil pan onto engine block.
Tightening torque:
9.8 N⋅m (1.0 kg-m, 7 ft-lb)
G2M0293
6) Lower engine onto front crossmember.
7) Tighten nuts which install front cushion rubber onto front
crossmember.
Tightening torque:
69±15 N⋅m (7.0±1.5 kg-m, 51±11 ft-lb)
B2M0054
8) Install front exhaust pipe.
CAUTION:
Always use the new gaskets.
(1) Place front exhaust pipe on bracket.
(2) Tighten nuts which install front exhaust pipe on
engine.
Tightening torque:
30±5 N⋅m (3.1±0.5 kg-m, 22.4±3.6 ft-lb)
11
2-4SERVICE PROCEDURE
2. Oil Pan and Oil Strainer

G2M0302
13) Install pitching stopper.
Tightening torque:
T1: 49±5 N⋅m (5.0±0.5 kg-m, 36.2±3.6 ft-lb)
T2: 57±10 N⋅m (5.8±1.0 kg-m, 42±7 ft-lb)
B2M0320
14) Install radiator upper brackets.
B2M0321
15) Install air intake duct.
G2M0088
3. Oil Pressure Switch
A: REMOVAL
1) Remove alternator from bracket.
(1) Disconnect connector and terminal from generator.
B2M0017
(2) Remove V-belt cover.
(3) Loosen lock bolt and slider bolt, and remove front
side V-belt.
13
2-4SERVICE PROCEDURE
2. Oil Pan and Oil Strainer - 3. Oil Pressure Switch

G2M0302
13) Install pitching stopper.
Tightening torque:
T1: 49±5 N⋅m (5.0±0.5 kg-m, 36.2±3.6 ft-lb)
T2: 57±10 N⋅m (5.8±1.0 kg-m, 42±7 ft-lb)
B2M0320
14) Install radiator upper brackets.
B2M0321
15) Install air intake duct.
G2M0088
3. Oil Pressure Switch
A: REMOVAL
1) Remove alternator from bracket.
(1) Disconnect connector and terminal from generator.
B2M0017
(2) Remove V-belt cover.
(3) Loosen lock bolt and slider bolt, and remove front
side V-belt.
13
2-4SERVICE PROCEDURE
2. Oil Pan and Oil Strainer - 3. Oil Pressure Switch

G2M0090
(4) Remove bolts which install generator on bracket.
G2M0091
2) Disconnect terminal from oil pressure switch.
3) Remove oil pressure switch.
G2M0091
B: INSTALLATION
1) Install oil pressure switch onto engine block.
Tightening torque:
25±3 N⋅m (2.5±0.3 kg-m, 18.1±2.2 ft-lb)
2) Connect terminal of oil pressure switch.
G2M0090
3) Install generator on bracket and temporary tighten
installing bolts.
B2M0017
4) Install front side V-belt and adjust it.

5) Install V-belt cover.
14
2-4SERVICE PROCEDURE
3. Oil Pressure Switch