Scania 16 litre engine. Work Description - part 26

 

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Scania 16 litre engine. Work Description - part 26

 

 

0115w15b.mkr

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101

Fitting

Tightening torques

Note: Make sure the camshafts are positioned 
correctly. Check also that the left-hand camshaft 
is turned the right way.

1

Oil the bearing races and push in the 
camshafts. Take care not to damage the cam 
lobes and bearings.

2

Fit the front camshaft gear. Hold tight with a 
screwdriver as illustrated and torque tighten 
the bolts to 63 Nm.

3

Fit the camshaft gears at the back as 
described in Camshaft gear, fitting.

4

Fit the intermediate gear as described in 
Intermediate gear, fitting.

5

Fit the front timing gear housing.

6

Fit the oil pressure sensor in the front timing 
gear housing.

7

Fit the fuel connections on the feed pump.

8

Fit the power steering pump.

Bolt for camshaft gear

63 Nm

Screw for upper rocker cover

18 Nm

Bolt for fuel manifold

26 Nm

112 271

63 Nm

Camshaft

102

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0115w15b.mkr

9

Fit the valve tappets.

10 Fit all the pushrods and rocker arm 

housings.

IMPORTANT! Make sure none of the retaining 
rings to the injector pushrods come loose or fall 
into the engine.

11 Adjust the valve clearance and the unit 

injector as described in Adjusting the valve 
clearance and unit injector.

12 Fit the rocker covers. Torque tighten the 

screws to 18 Nm.

13 Fit the camshaft apertures. Make sure the 

sealing surfaces are clean and free from 
damage.

14 Fit the fuel manifolds and torque tighten the 

bolts to 26 Nm. Grease the O-rings, making 
sure they stay in their positions.

15 Fit the banjo screws on the front and rear 

edges of the fuel manifolds.

16 Fit the fan bracket and fan.

17 Fit the bracket with the AC compressor and 

the alternator.

18 Fit the poly-V-belts.

19 Fit the oil cleaner, control unit cooler with 

control unit and fuel filter.

20 Fit the charge air pipe between the 

turbocharger and the charge air cooler.

21 Screw on the connecting pipe between the 

intake manifolds.

22 Fit the crankcase ventilation unit.

23 Fit the inlet pipe between the air filter and 

the turbocharger.

24 Fit the flywheel housing as described in 

Flywheel housing, fitting.

25 Fit the flywheel as described in Flywheel, 

fitting.

Camshaft

0115w15b.mkr

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103

Checking camshaft setting

Specifications

Special tools

Right-hand camshaft

1

Adjust the unit injector on cylinder 1 as 
described in Adjusting the unit injector. The 
engine position is such that TDC Up (540°) 
is visible in the lower window of the 
flywheel.

2

Zero the dial gauge against the valve spring 
collar on the unit injector.

3

Turn the flywheel 180° in the direction of 
rotation using tool 99 309 so that TDC 
Down (0°) is visible in the lower window on 
the flywheel.

4

Take a reading from the dial gauge, it should 
be between 4.5-5.1 mm.

Injector lifting height

4.5-5.1 mm

Number

Designation

Illustration

Tool board

587 250

Magnetic stand

98 075

Dial gauge

102350

10

20

30

40

50

60

70

80

90

0

10

20

30

40

50

60

70

80

90

15

10

5

00_1637

98 075

Camshaft

104

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0115w15b.mkr

Left-hand camshaft

1

Adjust the unit injector on cylinder 6 as 
described in Adjusting the unit injector. The 
engine position is such that TDC Up (180

°

is visible in the lower window of the 
flywheel.

2

Zero the dial gauge against the valve spring 
collar on the unit injector.

3

Turn the flywheel 180° in the direction of 
rotation using tool 99 309 so that TDC 
Down (360°) is visible in the lower window 
on the flywheel.

4

Take a reading from the dial gauge, it should 
be between 4.5-5.1 mm.

Camshaft

 

 

 

 

 

 

 

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