Remove/install pressure limiting valve for gearshift

AR26.18-G-0010B

Remove/install pressure limiting valve for gearshift

05.06.2013

TRANSMISSION

718.840 in MODEL 405.05/100/101/102/103/120/121/122/123/200/201/220/221

TRANSMISSION

718.841 in MODEL 437.420/421/425/426/430/431/435/436/465

Modification notes

04.06.2013

Reference to additional teach-in process added:
MODEL 405.10/12/20/22 with CODE G31 (Torque converter clutch (TWIN DISC))

Step 15

Model 405 with engine 900, 904

1

Cable tie

2

Compressed-air line

3

Compressed-air line

4

Connection fitting

7

Nut

8

Pressure limiting valve

9

Connection fitting

10

Connection piece

Model 405 with engine 902, 906

1

Cable tie

2

Compressed-air line

3

Compressed-air line

4

Connection fitting

5

Compressed-air line

6

Connection fitting

7

Nut

8

Pressure limiting valve

9

Connection fitting

10

Connection piece

Model 437.42/43

2

Compressed-air line

3

Compressed-air line

4

Connection fitting

8

Pressure limiting valve

9

Connection fitting

10

Connection piece

11

Bolt

Model 437.46

2

Compressed-air line

3

Compressed-air line

4

Connection fitting

5

Compressed-air line

6

Connection fitting

8

Pressure limiting valve

9

Connection fitting

10

Connection piece

11

Bolt

 

Remove/install

 Danger !

Risk of accident from vehicle starting off by itself when engine running. Risk of injury (bruises and burns) resulting from working on the engine while it is being started or when it is running.

Secure vehicle to prevent it from starting off by itself. Wear closed and snug-fitting work clothes. Do not touch hot or rotating parts.

AS00.00-Z-0005-01A

1

Raise and secure dumper flatbed

MODEL 405.05/10/12/20/22

 See owner's manual.

2

Lower pressure in the compressed-air system to 0 bar

 Operate brake pedal several times.

3

Remove battery compartment lid

MODEL 405.05/10/12/20/22

 The pressure limiting valve (8) is located on the frame near the battery box.

4

Remove cable ties (1)

MODEL 405.05/10/12/20/22

 Installation: Replace cable tie (1). Do not tighten cable ties (1) too much to avoid pinching off the compressed air line (3).

5

Detach compressed-air line (2)

 Installation: Seal thread on fitting (9) using Teflon tape.

6

Detach compressed air line (3) with connection fitting (4)

AR42.10-G-0900BC

 Installation: Seal thread on connection fitting (4) using Teflon tape.

7

Detach compressed air line (5) with connection fitting (6)

MODEL 405 with engine 902, 906, model 437.465

AR42.10-G-0900BC

 Installation: Seal thread on connection fitting (6) using Teflon tape.

8

Remove pressure limiting valve (8)

 Installation: Transfer connection fitting (9) and connection piece (10) into new pressure limiting valve (8). Seal thread on connection fitting (9) and on connecting piece (10) using Teflon tape.

9

Install in the reverse order

10

Start engine and fill compressed-air system up to the cutoff pressure

11

Check all connections for leaktightness

12

Release and lower dumper flatbed

MODEL 405.05/10/12/20/22

 See owner's manual.

13

Turn off engine

14

Fit battery compartment cover

MODEL 405.05/10/12/20/22

15

Perform major teach-in process on control unit

MODEL 437.42/43/465 except CODE G48 (Electronic automated gearshift (EAS))

AR54.21-G-0007-02C

MODEL 437.42/43/465 with CODE G48 (Electronic automated gearshift (EAS))

AR54.21-G-0007-02CC

MODEL 405.05/10/12/20/22 except CODE G48 (Electronic Automated Gearshift (EAS)), except CODE G31 (Torque converter clutch (TWIN DISC))

AR54.21-G-0007-02B

MODEL 405.10/12/20/22 with CODE G48 (Electronic automated gearshift (EAS))

AR54.21-G-0007-02BB

TRANSMISSION 718.840 in MODEL 405.10/12/20/22 with CODE G31 (Torque converter clutch (TWIN DISC))

AR54.21-G-0007-01BW

 For MODEL 405.10/12/20/22 with CODE G31 (Torque converter clutch (TWIN DISC)) there is not a major teach-in process or there is only one method (minor teach-in process) to conduct the teach-in process.

16

Connect Star Diagnosis



Connect STAR DIAGNOSIS and read out fault memory

AD00.00-G-2000-04B

17

Read out and erase fault memory and disconnect Star Diagnosis

 Stored faults, which may result from wires being disconnected or from simulation during assembly or testing, have to be processed and erased in the fault memories after completing the work.