AR46.25-T-3090CA | Checking and adjusting hydraulic end limiter | 8.9.11 |
MODEL NMB613.367 /368
with steering ZF 8098 for O560
T46.25-0006-01
1 Bolt with sliding sleeve for right wheel lock
2 Bolt with sliding sleeve for left wheel lock
3 Steering gear
T46.25-0007-01
| Inspecting, setting | ||
1 | Check central position of steering linkage and adjust if necessary | ||
2 | Check steering stops and adjust if necessary | ||
3 | Connect oil pressure gauge | ||
| |||
Danger! | Risk of accident as vehicle may start off by itself with the engine running. Risk of injury as working around the engine during start-up or while running may result in contusions and burns | Secure vehicle to prevent it from moving. | |
4 | Start engine and run at idle speed | ||
5 | Turn steering wheel to stop | It must be possible to turn the steering wheel without much force. | |
6 | Turn steering wheel again briefly (maximum 5 second intervals) until a firm steering wheel stop is achieved | Turning the steering wheel up to a firm stop overcomes the return force of the steering valve. | |
7 | Read oil pressure value on pressure gage | If the steering is limited before the stop, check the settings of the steering mechanism and check for damage before adjusting the steering limiter. | |
| Check condition of steering mechanism | ||
8.1 | Renew bolts (1, 2) and sliding sleeves | Only necessary if the oil pressure does not fall to the specified value (larger value of oil pressure than specified value), Switch off the engine and move the front wheels to the straight-ahead position before carrying out the operations of this step. | |
| |||
| Notes on maintenance and repair work | ||
Adjusting | |||
9 | Adjusting steering limiter | To do this, the front wheels must be forced to the maximum right and left wheel locks. The steering wheel must be turned only with increased force with or without hydraulic assistance. The sliding sleeves on the two bolts (1, 2) are then pushed automatically into their respective switch-off positions. Check the steering limiter again. |
Test values for steering gear
Number | Designation | Model | ||
BE46.20-N-1001-01E | Set pressure of hydraulic steering limit for 100 to 200 N operating force at steering wheel to steering stop | – | bar | 40...45 |
Volume flow | dm3/min | 16 | ||
Oil temperature | °C | 50 | ||
Engine speed | rpm | 600 | ||
BE46.20-N-1002-01E | Set pressure of hydraulic steering limit for 100 to 200 N operating force at steering wheel to steering stop | – | bar | 45...50 |
Volume flow | dm3/min | 16 | ||
Oil temperature | °C | 30 | ||
Engine speed | rpm | 600 | ||
BE46.20-N-1003-01E | Set pressure of hydraulic steering limit for 100 to 200 N operating force at steering wheel to steering stop | – | bar | 50...55 |
Volume flow | dm3/min | 16 | ||
Oil temperature | °C | 50 | ||
Engine speed | rpm | 600 | ||
BE46.20-N-1004-01E | Set pressure of hydraulic steering limit for 100 to 200 N operating force at steering wheel to steering stop | – | bar | 55...60 |
Volume flow | dm3/min | 16 | ||
Oil temperature | °C | 30 | ||
Engine speed | rpm | 600 | ||
BE46.20-N-1005-01E | Set pressure of hydraulic steering limit for 100 to 200 N operating force at steering wheel to steering stop | – | bar | 70...75 |
Volume flow | dm3/min | 20 | ||
Oil temperature | °C | 50 | ||
Engine speed | rpm | 600 | ||
BE46.20-N-1006-01E | Set pressure of hydraulic steering limit for 100 to 200 N operating force at steering wheel to steering stop | – | bar | 75...80 |
Volume flow | dm3/min | 20 | ||
Oil temperature | °C | 30 | ||
Engine speed | rpm | 600 | ||
Steering gear
Number | Designation | Model | |
BA46.20-N-1010-01F | Adjustment screw with sliding sleeve to steering gear | Nm | 15...18 |
Tester
124 589 06 21 00
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