Scania 16 litre engine. Work Description - part 16

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61

Front timing gear housing

Removing

1

Drain the cooling system. Refer to booklet 
02:01-01, cooling system, work description.

2

Remove the bracket 1 and the part of the 
airline 2 routed in front of the engine.

3

Remove the poly-V-belts.

4

Remove the idler roller on trucks without 
AC.

5

Disconnect the fuel connections on the feed 
pump and bend to one side.

6

Remove the coolant temperature sensor and 
oil pressure sensor with clamp.

7

Disconnect the power steering pump and 
place to one side.

8

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

9

Push the fan and fan bracket into the fan 
cowling.

10 Remove the oil filter housing.

11 Remove the timing gear housing.

11

5

 699

1

2

The front timing gear housing is secured with 
15 bolts

112 2

68

Front timing gear housing

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Fitting

1

Fit the timing gear housing.

2

Refit the fan and electric cable for the fan if 
the vehicle is fitted with electrically 
controlled fan.

3

Fit the power steering pump.

4

Fit the coolant temperature sensor and oil 
pressure sensor with clamp.

5

Fit the fuel connections on the feed pump.

6

Fit the idler roller on trucks without AC.

7

Fit the poly-V-belts.

8

Fit the air line from the compressor and the 
bracket.

9

Fit the oil filter housing.

10 Fill the cooling system.

Front timing gear housing

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63

Front crankshaft seal

Renewal

Special tools

1

Remove the poly-V-belts and belt pulleys on 
the crankshaft.

Note: The crankshaft seal, seals against the 
inner belt pulley. Handle the belt pulley with 
care.

Number

Designation

Illustration

Tool board

99 374

Press tool for crankshaft seal

D5

Sealing surface for crankshaft seal

108 969

2

Remove the crankshaft seal using a 
screwdriver. Take care not to damage the 
sealing surface in the housing.

114 486

3

Wipe clean the sealing ring seat in the 
housing.

Front crankshaft seal

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Note: The crankshaft seal must be fitted dry and 
must not be lubricated. The sleeve in the seal 
must not be removed until just before the 
crankshaft seal is to be fitted on the engine.

4

Place the new seal in tool 99 374 and press 
it in place by tightening the bolts alternately. 
The seal is correctly fitted when the tool 
bottoms.

The seal is correctly fitted when the tool 
bottoms.

99 374

114 487

5

Remove the tool. Fit the bolts into the 
threaded holes and use as a handle to make 
removal easier.

6

Wipe clean the sealing surface on the belt 
pulley and fit it immediately.

7

Fit the outer belt pulley.

8

Fit the poly-V-belts.

Front crankshaft seal