Opel Frontera UBS. Service manual — part 406
4JG2-NA/4JG2-TURBO ENGINE 6A2 – 45
FRONT OIL SEAL
REMOVAL
1.
Crankshaft Damper Pulley
2.
Timing Gear Case Cover Assembly
3.
Front Oil Seal
•
Remove crankshaft front oil seal using suitable size
box wrench for push the oil seal from inside of
timing gear case cover.
INSTALLATION
3.
Front Oil Seal
•
Use the installer to install the front oil seal 1 to the
gear case cover 2.
Oil Seal Installer: 5-8840-2061-0
Note the oil seal installation depth 3 shown in the
illustration.
Depth 3 = 1 mm (0.039 in).
2.
Timing Gear Case Cover Assembly
1) Align the timing gear case cover with the timing
gear case dowel pin then install the timing gear case
cover.
2) Tighten the timing gear case cover bolts to the
specified torque.
8 (0.8/69)
N·m(Kg·m/lb·in)
1.
Crankshaft Damper Pulley
6A2 – 46 4JG2-NA/4JG2-TURBO ENGINE
REAR OIL SEAL
REMOVAL
1.
Transmission Assembly
•
Refer to “Transmission” removal in section 7.
2.
Flywheel
3.
Rear Oil Seal
•
With the oil seal pushed in deep, install the special
tool as shown in the illustration and remove the oil
seal.
Oil Seal Remover : 5-8840-2362-0
INSTALLATION
3.
Rear Oil Seal
8.
Crankshaft Rear Oil Seal
1) Tighten the adapter to the crankshaft rear and
section with 2 bolts.
2) Insert the oil seal into the peripheral section of the
adapter,
3) Insert the sleeve into the adapter section, and 1)
tighten it with a bolt (M12 x 1.75L = 70) until the
adapter section hits the sleeve.
4) Remove the adapter and the sleeve.
5) With the seal pressed in, check the dimension of
the oil seal section.
Standard Dimension = 12.5 ± 0.3 mm
Oil Seal Installer:
5-8840-2359-0
4JG2-NA/4JG2-TURBO ENGINE 6A2 – 47
2.
Flywheel
•
Tighten bolts to the specified torque.
118 (12.0/87)
N·m(Kg·m/lb·ft)
1.
Transmission Assembly
•
Refer to “Transmission” installation in section 7.
6A2 – 48 4JG2-NA/4JG2-TURBO ENGINE
ENGINE ASSEMBLY
REMOVAL
Preparation
•
Space stands and removal front tires.
•
Removal battery. (two batteries for cold area)
•
Drain coolant.
•
Disconnect window washer hose and remove engine
hood.
1.
Radiator Hose
•
Disconnect upper and lower hoses from engine
side.
2.
Fan Shroud
•
Disengage clips and remove upper and lower fan
shrouds.
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