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5
Install new main- and thrust bearings. The main
bearing shells with oil ways should be install in
the cylinder block. Lubricate the bearing surfaces
with engine oil and install the crankshaft.
NOTE! The crankshaft should be thoroughly cleaned.
Install the main bearing caps. Make sure the bearing
cap lock heels face each other.
NOTE! Number marking, install bearing cap no. 1 at
the front.
There are two types of main bearing screws. These
types have different tightening torques, and must not
be mixed. Oil the threads with engine oil before tight-
ening. Tightening torque, please refer to the “Techni-
cal Data” chapter. Wrench size 19 mm.
Piston, installing
Special tool: 999 5031
6
Install the big end shells. Lubricate the pistons, pis-
ton rings and big ends. Turn the piston rings so that
the gaps are at approximately 120° to each other. In-
stall the pistons so that the front markings face for-
ward. Use installation ring 999 5031.
Repair Instructions
7
Install the big end bearing caps so that the marking
matches the marking on the crankshaft. Oil the
threads. Tightening torques see “Workshop manual,
Technical data”. Socket 17 mm.
Oil pump, installing
8
Install the reinforcement panel, do not forget the
spacer washers between the panel and the cylinder
block. Clean the mating surfaces carefully and install
with lightly oiled screws. Tightening torque 46 Nm.
Screw the oil pump into place at the front main bear-
ing. Install new sealing rings.
NOTE! Do not forget the sealing rings for the delivery
line connections to the block.
Screw the oil pipes into place, the relief valve is lo-
cated between the delivery line and the pump.
NOTE! Turn the relief valve as illustrated when in-
stalling.
Содержание 300 Series
Страница 1: ...Engine Body Workshop Manual 2 0 B 31 32 41 42 43 44 300 series ...
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Страница 94: ...92 References to Service Bulletins Group No Date Regarding ...
Страница 96: ...7741725 1 English 10 2001 ...