Tilt cab into repair position with cab tilting hydraulics, tilt back

AR60.80-G-0008UH

Tilt cab into repair position with cab tilting hydraulics, tilt back

21.02.2020

Model

437.427/437 with body 425.843

with code F3W (Cab tilting mechanism, mechanical-hydraulic)

with code Z01 (Left hand drive)

Modification notes

13.12.2017

Remove electrical lines and cables, added

Operation step 7

13.12.2017

Remove and seal hydraulic and pneumatic lines, added

Operation step 8

13.12.2017

Seal exhaust pipe with a rag, added

Operation step 23

1

Engine hood

2

Bracket

3

Brake fluid hose

4

Bracket

5

Air intake hose

Tilt support on vehicles up to vehicle identification end number 245079

6

Bolts

6.4

Thrust plate

7

Bracket

A

Drive position

B

Tilt position

Tilt support on vehicles as from vehicle identification end number 245080

6.1

Bolts

6.2

Screw

6.3

Washer

6.4

Thrust plate

7.1

Bracket

A

Drive position

B

Tilt position

Shown on vehicle with code Z16 (Fording capability, special parts)

8

Screw

10

Vent housing (only on vehicles with code Z16 (Fording capability, special parts))

12

Bleed hose (only on vehicles with code Z16(Fording capability, special parts))

9

Screw

11

Bolts (only on vehicles with code Z16 (Fording capability, special parts))

13

Hydraulic pump

14

Selector lever

C

Lifting position

D

Lowering position

15

Support

16

Screw

15.1

Joint

17

Screw

15.2

Joint bearing

18

Screw

15

Support

15.1

Joint

15.2

Joint bearing

15.3

Pin

15.4

Spring cotter

19

Screw

 Warning

Risk of injury. Moving parts can pinch, crush or, in extreme cases even sever extremities.

No parts of the body or limbs should be within the operating area of mechanical components when moving components.

AS00.00-Z-0009-01A

 Warning

Risk of injury to skin or eyes from hydraulic fluid spraying out under pressure.Risk of poisoning from swallowing hydraulic fluid.

Depressurize hydraulic system completely before starting any work on it. Wear protective clothing and safety glasses.

AS00.00-Z-0013-01A

 Warning

Risk of injury caused by body parts being pinched or crushed as cab is tilted

Ensure that no one is within the tilting range of the cab as it is being tilted. Always tilt the cab all the way to the end position and secure it with the safety strut.

AS60.80-Z-0001-01A

Topical note

Notes on self-locking nuts and bolts

AH00.00-N-0001-01A

Topical note

Notes on tilting the cab

AH60.80-N-0003-01B

Tilt, lower

1

Remove loose objects from cab


Loose objects should not be present in the cab.
Otherwise the windshield can be damaged.

2

Open engine hood (1)

AR88.40-G-1000C

3

Remove front paneling

 See owner's manual.

4

Remove bracket (2) from brake fluid hose (3)

 Tilting back:
Connect bracket of coolant hoses in rear area of radiator trim.

5

Remove bracket (4) of refrigerant hoses from radiator unit and set down on radiator unit

Only for vehicles with code D6F (Air conditioning)


The bracket (4) on the refrigerant hoses should be located on the radiator unit.
Otherwise the refrigerant lines can be damaged when tilting.

6

Remove air intake hose (5) from upper air intake pipe and seal, in each case, both openings with a rag

7

Remove electrical lines and cables

If required.

 See bodybuilder information.

8

Remove and seal hydraulic and pneumatic lines

If required.

 See bodybuilder information.

 Tilting back:
Check oil levels in the hydraulic components.

9.1

Remove covers in front of bracket (7)

Vehicles up to vehicle identification end number 245079

 On left and right side of vehicle.

9.2

Remove covers in front of bracket (7.1)

Vehicles as from vehicle identification end number 245080

 On left and right side of vehicle.

10.1

Unscrew screws/bolts (6) and remove bracket (7)

Vehicles up to vehicle identification end number 245079

 On left and right side of vehicle.

 Tilting back:
Install bracket (7) on left and right side of vehicle in driving position (A) and tighten bolts (6).

 Bolt, rocker bearing to bracket

*BA60.80-N-1006-01A

10.2

Unscrew screws/bolts (6.1) and remove bracket (7.1)

Vehicles as from vehicle identification end number 245080

 On left and right side of vehicle.

 Tilting back:
Install bracket (7.1) on left and right side of vehicle in driving position (A) and tighten bolts (6.1).

 Bolt, rocker bearing to bracket

*BA60.80-N-1006-01A

11

Unscrew bolt (6.2) and remove washer (6.3)

Only on vehicles as from vehicle identification end number 245080

 On left and right side of vehicle.

 Bolt with washer to pin for rocker bearing

*BA60.80-N-1007-01A

12.1

Clean contact surfaces between bracket (7) and bolts and lubricate with long-life grease

Vehicles up to vehicle identification end number 245079

 On left and right side of vehicle.

Long-life grease

*BR00.45-Z-1001-06A

12.2

Clean contact surfaces between bracket (7.1) and bolts and lubricate with long-life grease

Vehicles as from vehicle identification end number 245080

 On left and right side of vehicle.

Long-life grease

*BR00.45-Z-1001-06A



Check

13

Check whether thrust plate (6.4) is installed

 Vehicles up to vehicle identification end number 245079
If the thrust plate (6.4) has not been installed, it must be retrofitted prior to tilting.

 Vehicles as from vehicle identification end number 245080
The thrust plate (6.4) may have been installed in some vehicles; however, it is not mandatory.
The existing thrust plate (6.4) can remain attached.

14.1

Attach bracket (7) in tilting position (B) and tighten bolts (6)

Vehicles up to vehicle identification end number 245079

 On left and right side of vehicle.
The thrust plate (6.4) must be located between the bracket (7) and front-end assembly.

 Bolt, rocker bearing to bracket

*BA60.80-N-1006-01A

14.2

Attach bracket (7.1) in tilting position (B) and tighten bolts (6.1)

Vehicles as from vehicle identification end number 245080

 On left and right side of vehicle.

 Bolt, rocker bearing to bracket

*BA60.80-N-1006-01A

15

Position washer (6.3) and tighten bolt (6.2)

Only on vehicles as from vehicle identification end number 245080

 On left and right side of vehicle.

 Bolt with washer to pin for rocker bearing

*BA60.80-N-1007-01A

16

Remove all paneling and covers above bolts (8, 9)

 Inside on driver and passenger side.

17

Unscrew bolts (8, 9) and remove from cab


It is necessary to remove the bolts (8, 9) from the cab.
Otherwise, when tilting the cab back and forth, the bolts (8, 9) and the thread in the mounts or the cab can be damaged.

 Inside on driver and passenger side.

 Cab to frame and to body support

*BA60.80-N-1002-01A

18

Remove bleed hose (12) from bleed housing (10)

Only on vehicles with code Z16 (Fording capability, special parts)

19

Unscrew bolts (11) from bleed housing (10)

Only on vehicles with code Z16 (Fording capability, special parts)

20

Push vent housing (10) upward in the direction of the arrow and remove from cab

Only on vehicles with code Z16 (Fording capability, special parts)

21

Install tool on hydraulic pump (13)

22

Position selector lever (14) to "Lifting" (C) position and actuate hydraulic pump (13) until cab is in repair position and a firm resistance can be felt


During raising, check whether all lines and components between cab and frame are free of tension, if necessary disconnect connections.
Otherwise damage could occur to the lines or components.

 Tilting back:
Move selector lever (14) to "Lower" position.
Actuate hydraulic pump (13) until cab is positioned forward to the front of the vehicle and a strong resistance is felt. Move selector lever (14) to "Lift" (C) position and actuate hydraulic pump (13) 3 times to relieve the pressure on the piston rod for the hydraulic tilting mechanism. Move selector lever (14) to "Lower" position again.

23

Seal exhaust pipe with a rag

Only on vehicles with code K7A (exhaust system, tailpipe upwards)

24

Remove screw/bolt (16)

25

Insert joint end (15.1) on support (15) into fitted hole on cab floor and position joint bearing (15.2) on body support

 The bolt (15.3) must have been inserted into the support (15) and secured with the spring cotter pin (15.4).

 Support

*437589014000

26

Completely screw bolts (17, 18) into joint bearing (15.2)

 Use bolts M16x40.

27

Completely screw bolt (19) into joint end (15.1)

 Use bolt M16x1,5x110.

28

Lower in reverse sequence

 Cab, cab mounting

Number

Designation

Model 437 with body 425.843 with code F3W

BA60.80-N-1002-01A

Cab to frame and to body support

Nm

210

 Cab, cab mounting

Number

Designation

Model 437 with body 425.843 with code F3W

BA60.80-N-1006-01A

Bolt, rocker bearing to bracket

M10

Nm

65

M14

Nm

150

 Cab, cab mounting

Number

Designation

Model 437 with body 425.843 with code F3W

BA60.80-N-1007-01A

Bolt with washer to pin for rocker bearing

M8

Nm

25

Repair materials

Number

Designation

Order number

BR00.45-Z-1001-06A

Long-life grease

A 000 989 63 51 11