Scania 16 litre engine. Work Description — part 2

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5

Engine assembly

General information

Variant

Motor/Engine No

Made by

123 45XX

3

4

Typ/Type DC 16 XX

Valve clearance cold engine

Inlet
Outlet

:

mm

:

mm

0.45
0.70

2

116 669

1

A : DC 1601

1,40

1

Smoke data

2

Engine type, engine serial number

3

Instruction plate

4

Engine number, stamped

Specifications

General information

Cylinder diameter

127.0 mm

Stroke

154.0 mm

Cylinder volume

15.6 dm

3

No. of main bearings

5

Firing sequence

1-5-4-2-6-3-7-8

Compression ratio

18:1

Direction of rotation (engine viewed from behind)

Anti-clockwise

Engine speed, low idling

500 rpm

Engine speed, high idling

2400 rpm

Oil volume

35 litre

Oil grade

refer to booklet 00:03-09

Weight

1290 kg

Specifications

6

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General tightening torques

Specifications

Specified tightening torques apply with a
tolerance of +/- 15% unless specified otherwise.

The following tightening torques apply in general
unless otherwise specified:

Flange bolt M6

8.6 Nm

Flange bolt M8

26 Nm

Flange bolt M10

50 Nm

Flange bolt M12

92 Nm

Stud in casting M8

13 Nm

Stud in casting M10

25 Nm

Specifications

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7

Removing the engine

Special tools

1

Drain the oil and coolant.

2

Disconnect the negative battery cable.

3

Disconnect the electric cable to the fan if the
vehicle is fitted with an electrically
controlled fan.

4

Detach the coolant lines, charge air pipe
between the engine and the charge air cooler
and the ventilation line from the engine to
the expansion tank.

5

Detach the inlet pipe between the
turbocharger and the air filter.

6

Remove the gear change linkage between
the cab and the chassis.

7

Disconnect the engine wiring at the cab
grommet.

Number

Designation

Illustration

Tool board

99 398

Lifting eyes

98 094

Lifting chain

587 308

Lever block

99 398

114 638

98 094

109 836

114 070

Engine change

8

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8

Remove the exhaust brake and exhaust
bellows after the turbocharger.

9

Disconnect the connections to the cab heater
or Webasto heater, depending on the version
fitted.

10 Remove the power steering pump.

11 Disconnect the starter motor wiring.

12 Disconnect the earth braids on the right and

left-hand sides.

13 Disconnect the fuel lines 1, the clamp in the

chassis for the overflow lines 2, the
compressed air line 3 and the signal line
from the compressor 4.

14 Remove the oil filler and the oil dipstick.

15 Remove the oil pipes from the oil cooler for

the gearbox if the vehicle is fitted with a
fluid cooled gearbox oil cooler.

16 Remove the cable duct to the engine speed

sensor on the flywheel.

17 Disconnect the filter housing for the

crankcase ventilation and place to one side
so that it is free from the lifting chain.

18 Disconnect the AC compressor and place it

to one side.

114 72

5

1

2

3

4

Engine change