Replace tires

AR40.10-P-1030FR

Replace tires

18.04.2019

Model

257, 290

 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 poisoning caused by swallowing the TIREFIT emulsion. Risk of injury caused by skin contact and eye contact with the TIREFIT emulsion. Risk of fire caused by ignition of the TIREFIT emulsion

Do not swallow or come into contact with the TIREFIT tire sealant, which is an emulsion of rubber and terpene phenolic resin. No open flames or open light sources.

AS40.10-Z-0001-01A

Topical note

Information on tires / rims

AH40.10-P-9411-01A

Tires - General information

AH40.10-N-1020-01A

Notes on safety-relevant components

AH00.00-Z-0019-01A

Detach

1

Remove wheel and tire assembly.

AR40.10-P-1102A

2.1

Remove balance weight with assembly tool.

For jammed balance weight.

 Assembly tool

*124589176300

2.2

Remove balance weight with removal tool.

For bonded balance weight.

 Removal tool

*129589005900

3

Put down complete wheel with valve on top.

After using the TIREFIT tire sealant.

4.1

Slowly remove valve element from valve.

After using the TIREFIT tire sealant.

 To prevent uncontrolled spraying of the tire sealant and to release pressure from the wheel and tire assembly.

 Use a dry cloth to catch tire sealant.

4.2

Remove valve element from valve.

If no TIREFIT tire sealant has been used.

5

Drain TIREFIT tire sealant from tire.

After using the TIREFIT tire sealant.

AR40.10-P-1031-01FR

6

Position the bead breaker shovel of the tire mounting device on the tire bead flank.



000 588 00 83 00 Tire mounting device

WS40.00-P-0006B


Do not position bead breaker shovel on tire sidewall.
The carcass can be damaged otherwise.


Model 257, 290
with code 475 (Tyre pressure monitoring system)
Do not position bead breaker shovel on the inner or outer side of the tire in the area of the valve or opposite the valve.
Otherwise, the tire pressure sensor may be damaged.

7

Press inner and outer bead flank over safety bead seats and into drop center of disk wheel.

8

Fasten disk wheel onto tire mounting device.

9

Apply coating of assembly paste onto disk wheel flange and tire beads.


Model 257, 290 with code 475 (Tire pressure monitor)Do not apply assembly paste to tire pressure sensor.
Otherwise the tire pressure sensor may malfunction.

10

Position disk wheel on tire mounting device such that the valve, as seen in direction of rotation of the disk wheel, is located 10 cm behind the mounting head.

11

Align mounting head at small distances to the disk wheel.

12.1

Use assembly lever to lever the tire beads over the mounting lug of the mounting head and detach the tire from the disk wheel.

For tires without emergency running characteristics.


Model 257, 290 with code 475 (Tire pressure monitor)Do not apply any forces to the tire pressure sensor.
Otherwise it will be damaged.

12.2

Position hold-down tool on upper side of bead flank and push tire into the drop center, then position hold-down tool on underside and detach tire.

For run-flat tires.


Model 257, 290 with code 475 (Tire pressure monitor)Do not apply any forces to the tire pressure sensor.
Otherwise it will be damaged.

13

Clean tire pressure sensor using clean lint-free cloth.

Model 257, 290 with code 475 (Tire pressure monitor)


Do not use compressed air, solvent and cleaner.
Otherwise, the tire pressure sensor may be damaged.

 The tire pressure sensor can also be used again after using the TIREFIT tire sealant.

If any residue is left on the diaphragm opening after cleaning,



replace tire pressure sensor.

AR40.15-P-0081FR



Check

14

Check condition of disk wheel.

AR40.10-P-1010-01A

15

Check valve body for firm seating and condition.

Model 257, 290 with code 475 (Tire pressure monitor)
If the tire pressure sensor was not replaced.

In the event of a problem,



retighten any loose union nuts on the valve body or replace the valve body.

AR40.15-P-0081FR

Attach

16

Replace valve.

Model 257, 290 except code 475 (Tire pressure monitor)

 Use valves with valve elements made from nickel-plated brass only.

17

Apply coating of assembly paste to shoulders of disk wheel and tire bead of new tire.


Model 257, 290 with code 475 (Tire pressure monitor)Do not apply assembly paste to tire pressure sensor.
Otherwise the tire pressure sensor may malfunction.

18

Position disk wheel on tire mounting device so that the valve is approximately 180° opposite the mounting head.



000 588 00 83 00 Tire mounting device

WS40.00-P-0006B

19

Place new tire at an angle on disk wheel and align mounting head at small distances to disk wheel.

 Observe running direction on unidirectional tires.
Observe the markings indicating the inside and outside of the tire.
On vehicles with mixed tires observe the correct assignment of the tire to disk wheel.

20.1

Mount tire onto disk wheel with tire mounting device.

For tires without emergency running characteristics.


Model 257, 290 with code 475 (Tire pressure monitor)Do not apply any forces to the tire pressure sensor.
Otherwise it will be damaged.

 Load the tire beads as little as possible.

20.2

Push tire on bead flank into drop center with the hold-down tool, position bead protector at the traction point and mount tire onto disk wheel.

For run-flat tires.


Model 257, 290 with code 475 (Tire pressure monitor)Do not apply any forces to the tire pressure sensor.
Otherwise it will be damaged.

 Load the tire beads as little as possible.

21

Align light spots of tire and disk wheel with each other.

22

Remove disk wheel with tire from tire mounting device.

23

Remove valve element from valve.

24

Inflate tire.


The tire pressure may not exceed 3.3 bar.
Otherwise the tire bead may be damaged.

 The tire bead must slip uniformly over the rim shoulder.

25

Screw valve element into valve.

26

Correct tire inflation pressure.



AP40.15-P-4061A


Model 257, 290 with code 475 (Tire pressure monitor)Only use plastic valve caps.
Otherwise corrosion damage may occur.

27

Balance wheel and tire assembly.

AR40.10-P-1040FR

28

Install wheel and tire assembly.

AR40.10-P-1102A

29.1

Activate tire pressure loss warning system.

Model 257, 290 with code 475 (Tire pressure monitor)

AR54.30-P-1001-01FR

29.2

Restart tire pressure loss warning system.

Model 257, 290 with code 477 (Tire pressure loss warning)