DAF LF45, LF55 Series. Manual - part 640

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Maintenance activities

MAINTENANCE SCHEDULE

ΛΦ45/55 series

4

2. MAINTENANCE ACTIVITIES

2.1 OVERVIEW OF MAINTENANCE ACTIVITIES FOR THE FIRST SERVICE 

INSPECTION

-

Replacing the automatic gearbox oil filters

MAINTENANCE SCHEDULE

2-2

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Maintenance activities

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ΛΦ45/55 series

2.2 OVERVIEW OF ANNUAL MAINTENANCE ACTIVITIES

ANNUAL MAINTENANCE ACTIVITIES (Y-SERVICE)

"Correct, if necessary, after inspection"

CAB AND ELECTRICAL SYSTEM
O Check pedal rubbers
O Check whether the latest version of the ITS manual is kept in the cab
O Replace the cab filter element - See note 1

Replaced

O Yes O No

O Check the fluid level of the cab tilting pump
O Check cab fastening
ENGINE, COOLING SYSTEM AND FUEL SYSTEM
O Replace the air filter element
O Check the air inlet dust trapping valve
O Check the vibration damper (vulcanised version)
O Check/adjust the valve clearance - See note 4

Done

O Yes O No

O Check the coolant freezing point
O Change the coolant - See note 5

Changed

O Yes O No

O Remove the fuel fine filter
STEERING GEAR AND BRAKE SYSTEM
O Check the steering ball joints
O Replace the air dryer filter element
O Check the brake cylinder fastening
O Check/adjust the load-dependent control valve
O Replace the steering gear filter element if the vehicle is equipped 

with the RAS-EC system - See note 6

Replaced

O Yes O No

O Replace the steering gear high-pressure filter if the vehicle is 

equipped with the RAS-EC system - See note 6

Replaced

O Yes O No

DRIVE AND CHASSIS
O Change the differential oil - See note 2

Changed

O Yes O No

O Change the hub oil - See note 2

Changed

O Yes O No

O Check operation of the differential lock
O Check the drive shaft play
O Check attachment of the clamp of the drive shaft universal joint
O Adjust the crown wheel guide bolt in case of a 5.12 rear axle
O Check for noticeable wheel bearing play in case of a 5.10, 5.12, 

5.14 and 8.20 rear axle - See note 1

Done

O Yes O No

O Change the gearbox oil - See note 3

Changed

O Yes O No

O Replace the grease of grease-lubricated hubs, F36 and F48 front 

axles - See note 1

Replaced

O Yes O No

O Check the fifth wheel
O Check the trailer coupling
O Check superstructure attachment
O Lubricate according to Y-service lubrication schedule
OTHER ACTIVITIES
O Check whether there are any field actions that still need to be performed on the vehicle

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2-3

Maintenance activities

MAINTENANCE SCHEDULE

ΛΦ45/55 series

4

Note:

1.

Every 2 years.

2.

For changing interval: see maintenance 

schedule.

3.

For changing interval: see maintenance 

schedule.

When changing the gearbox oil in an 

automatic gearbox, the automatic gearbox 

oil filters must also be replaced.

4.

Check the valve clearance at the 4

th

 

Y-service (at a maximum of 240,000 km) and 

then check and adjust, where necessary, 

every year. 

5

th 

- 6

th

- 7

th

... year).

5.

Every 5 years.

6.

Every 3 years.

MAINTENANCE SCHEDULE

2-4

©

 200515

Maintenance activities

4

ΛΦ45/55 series

2.3 OVERVIEW OF MILEAGE-DEPENDENT MAINTENANCE ACTIVITIES

Note:

1.

For the changing interval see the 

maintenance schedule.

2.

For the changing interval see the 

maintenance schedule.

When changing the gearbox oil in an 

automatic gearbox, the automatic gearbox 

oil filters must also be replaced.

MILEAGE-DEPENDENT MAINTENANCE ACTIVITIES (X-SERVICE)

"Correct if necessary after inspection"

CAB AND ELECTRICAL SYSTEM
O Check/clean the battery terminals
O Check/top up the battery fluid level
ENGINE, COOLING SYSTEM AND FUEL SYSTEM
O Change the engine oil
O Replace the oil filter
O Replace the fuel prefilter/water separator filter element
O Check for fuel leaks
O Check the poly-V belt

Replaced

O Yes

O No

O Check the components and hose connections for leaks
O Check the radiator and intercooler for fouling
O Check the exhaust system
STEERING GEAR AND BRAKE SYSTEM
O Check the steering ball joint sleeve for damage
O Check the steering oil level
O Check the steering gear lines and connections
O Check the brake components and brake system for leaks
O Check the brake pad thickness and brake disc
DRIVE AND CHASSIS
O Check the clutch fluid level
O Check the clutch wear indicator
O Check the differential for leaks - See note 1
O Check the oil lubricated wheel hubs for leaks - See note 1
O Check the greased wheel hubs for leaks
O Check the gearbox for leaks - See note 2
O Clean gearbox vent and rear axle vent on "offroad/semi-offroad" vehicles
O Check the shock absorbers for attachment and leaks
O Check the condition and attachments of spring leaves, spring clamps and U-bolts
O Check the hinge points and axle suspension fastening (air suspension)
O Check the air suspension bellows
O Lubricate according to X-service lubrication schedule
OTHER ACTIVITIES
O Check whether "Field actions" still need to be carried out on the vehicle