DAF LF45, LF55 Series. Manual — part 186

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Removing and installing

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4. REMOVING AND INSTALLING

4.1 REMOVAL AND INSTALLATION, LUBRICATING OIL FILTER

To prevent skin injury, avoid

unnecessary contact with the

drained lubricating oil. Be careful

when changing the oil. Hot oil may

cause serious injuries.

Removing the oil filter
1.

Clean the location and the area surrounding

the filter element if extremely fouled.

2.

Remove the filter element by turning it anti-

clockwise. Collect any oil that is flowing out.

3.

Remove the O-ring if it has not been

removed already.

Installing the oil filter
1.

Lightly oil the filter element sealing ring.

2.

Fill the filter element with clean oil. Use the

specified oil.

3.

Fit the filter until the seal abuts, and tighten it

by hand another

• to a full turn.

4.

Run the engine for a short time and check

whether the oil filter is correctly sealed.

5.

Check the oil level and correct if necessary.

Use the specified oil.

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4.2 REMOVAL AND INSTALLATION, OIL COOLER

Removing the oil cooler
1.

Drain the coolant. See "Draining and filling".

2.

Remove the lubricating oil filter.

3.

Remove the turbocharger oil supply pipe.

4.

Remove the attachment bolts from the oil

cooler and remove the oil cooler.

Installing the oil cooler
1.

Fit the oil cooler with new gaskets and

tighten the attachment bolts to the specified

torque and in the specified sequence.

See"Technical data".

2.

Tighten the oil supply pipe to the specified

torque. See "Technical data".

3.

Fit the lubricating oil filter.

4.

Fill the cooling system.

5.

Run the engine briefly, and check that the oil

cooler does not leak.

6.

Check the lubricating oil level.

7.

Check the coolant level.

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4.3 REMOVAL AND INSTALLATION, OIL SUMP

Removing the oil sump
1.

Drain the engine oil. See "Draining and

filling".

2.

Support the oil sump.

3.

Remove the attachment bolts all around.

4.

Remove the oil sump (1) with sealing rubber

(2) and flange (3).

Installing the oil sump
1.

Thoroughly clean the sealing surfaces of the

oil sump and the engine block.

2.

Check the oil sump sealing rubber (2).

Damaged sealing rubbers must be replaced.

3.

Fit the oil sump (1) with sealing rubber (2)

and flange (3) upright.

4.

Fit the attachment bolts in the specified

sequence and tighten them to the specified

torque. See "Technical data".

5.

Fill the engine with the correct amount of

lubricating oil. See "Draining and Filling".

6.

Run the engine for a short time and check for

oil leaks. Then check the oil level.

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4.4 REMOVING AND INSTALLING LUBRICATING OIL PUMP

Removing lubricating oil pump
1.

Remove the fan.

2.

Remove the poly-V-belt.

3.

Remove the vibration damper and the

crankshaft pulley.

4.

Remove the front crankshaft seal.

5.

Remove the front engine panel.

6.

Remove the attachment bolts from the

lubricating oil pump crosswise and remove it.

Installing lubricating oil pump
1.

Check the lubricating oil pump. See

"Checking and adjusting".

2.

Fill the lubricating oil pump with engine oil

and position the lubricating oil pump in the

cylinder block.

3.

Fit the attachment bolts and tighten them

crosswise to the specified torque. See

"Technical data".

Note:

The rear plate of the lubricating oil pump is at

the back of the bore; if the lubricating oil

pump is fitted correctly, the flange will not

touch the cylinder block.

4.

Fit the front engine panel.

5.

Fit a new front crankshaft seal.

6.

Fit the crankshaft pulley and the vibration

damper.

7.

Fit the poly-V-belt.

8.

Fit the fan.

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