1 | Oil pressure hose |
2 | Oil suction hose |
3 | Power steering pump |
4 | Cross plate |
5 | Screw |
W46.30-1003-11
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. | |
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 with the safety strut. | |
Topical note | Notes on self-locking nuts and bolts | ||
Topical note | Notes on maintenance and repair work | ||
Topical note | Notes on tilting the cab | ||
Note on calculation of tightening torque when using insertion or socket tools with various effective lengths | |||
| Remove | ||
1 | Open maintenance flap | ||
2 | Tilt cab | ||
3 | Remove noise encapsulation at left and bottom | ||
4 | Remove oil suction hose (2) from oil suction line | Collect escaping oil in a suitable container. | |
Plug | |||
5 | Remove oil pressure hose (1) from oil pressure line | Counterhold fitting on oil pressure line. | |
Plug | |||
6 | Remove power steering pump (3) from compressor | ||
7 | Remove cross coupling (4) | ||
8 | Remove oil pressure hose (1) and oil suction hose (2) from fittings on power-steering pump (3) | Counterhold fittings on power-steering pump (3). | |
Plug | |||
9 | Remove fittings from power-steering pump (3) | Only when installing new power steering pump (3). | |
| Install | ||
10 | Remove stop plugs from new power-steering pump (3) | Only when installing new power steering pump (3). | |
11 | Attach fittings to power-steering pump (3) | Only when installing new power steering pump (3). | |
Fitting, oil pressure hose/line to power steering pump | |||
Fitting, oil suction hose/line to power steering pump | |||
Tool kit | |||
12 | Remove stop plugs from oil pressure hose (1), oil suction hose (2) and power-steering pump fittings (3) | ||
13 | Attach oil pressure hose (1) and oil suction hose (2) to power-steering pump fittings (3) | Counterhold fittings on power-steering pump (3). | |
Union nut, oil pressure hose/line to fitting for power steering pump | |||
Union nut, oil suction hose/line to power steering pump fitting | |||
14 | Place cross coupling (4) onto compressor crankshaft and secure with grease to prevent it from slipping | High-temperature grease | |
15 | Mount power steering pump (3) onto compressor | Align driver on power steering pump (3) before mounting cross coupling (4). | |
Bolt, power steering pump to compressor | |||
16 | Remove stop plugs from oil pressure hose (1) and oil pressure line | ||
17 | Attach oil pressure hose (1) to oil pressure line | Counterhold fitting on oil pressure line. | |
Union nut, steering gear oil line/hose | |||
18 | Remove stop plugs from oil suction hose (2) and oil suction line | ||
19 | Attach oil suction hose (2) to oil suction line | ||
20 | Install noise encapsulation at left and bottom | ||
21 | Lower cab | Only for vehicles with steering gear 765.887 or HEMA dual-circuit power steering | |
22 | Bleed steering system |
| |
Steering gear 765.887 or HEMA dual-circuit power steering | |||
HEMA steering HD900, RB8098, ZF8098 | |||
STEERING GEAR 766.4 | |||
23 | Check power steering pump (3) for leaktightness | Visual inspection. |
963 589 01 91 00
Plug
000 589 10 99 00
Tool kit