Model | 375, 944, 950, 952, 953, 954 with steering gear 765.82 |
Mercedes-Benz/ThyssenKrupp steering, steering gear installed | |
Model | 375, 970, 972, 974, 975, 976 with steering gear 765.83 |
Mercedes-Benz/ThyssenKrupp steering, steering gear installed | |
Model | 375, 970, 972, 974, 975, 976 with steering gear 765.84 |
Mercedes-Benz/ThyssenKrupp steering, steering gear installed |
Shown on steering gear 765.84 |
1 | Steering gear |
2 | Primary shaft |
3 | Radial shaft sealing ring |
4 | Retaining ring |
5 | Steering shaft |
6 | Bellows |
7 | Oil return line |
8 | Oil pressure line |
Pfeil A | Mark |
Pfeil B | Assembly slot |
P | Connection, power steering pump |
T | Oil return connector |
W46.20-1020-05
3 | Radial shaft sealing ring |
9 | Line (from hand pump) |
10 | Adapter |
11 | Screw plug (M18x1.5) |
12 | Sleeve |
P | Connection, power steering pump |
T | Oil return connector |
W46.20-1021-01
W46.20-1022-01
Warning | 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. | |
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. | |
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. | |
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 | |||
Notes on safety-relevant components | |||
| Remove | ||
1 | Tilt cab | ||
2 | Remove door sill on driver's side | ||
3 | Disconnect bellows (6) from steering gear (1) and push up | ||
4 | Detach support disk from primary shaft (2) | Only for model 950, 952, 953, 954 with code F15 (MEGASPACE cab) | |
5 | Remove steering shaft (5) and tie to one side | Check marking (arrow A) on primary shaft (2) relative to assembly slot (arrow B) of universal joint for steering shaft (5). | |
6 | Clean steering gear (1) and primary shaft (2) | | |
7 | Remove retaining ring (4) | ||
8 | Remove oil return line (7), oil pressure line (8) and oil reservoir from steering gear (1) | Collect escaping oil in a suitable container. Seal oil return line (7) and oil pressure line (8). | |
Plug | |||
9 | Seal off oil return connection (T) with a screw plug (11) | Screw plug M18x1.5. | |
10 | Connect line (9) from hand pump with adapter (10) to connection for power steering pump (P) and apply oil pressure to it | | |
Hydraulic hose (complete) | |||
Hand pump | |||
Adapter | |||
| Install | ||
11 | Apply coating of multipurpose grease to sealing lips of radial shaft sealing ring (3) | MB multipurpose grease, 400 g | |
12 | Install radial shaft sealing ring (3) with sleeve (12) into steering gear (1) | | |
Sleeve | |||
13 | Install retainer ring (4) | Use new retaining ring (4). | |
14 | Check radial shaft sealing ring (3) for leaktightness | To do so, apply a pressure of roughly 10 bar to the steering gear (1) at the connection for the power steering pump (P) using the hand pump. | |
15 | Detach screw plug (11), adapter (10), line (9) and hand pump | ||
16 | Apply coating of grease to radial shaft sealing ring (3) and retaining ring (4) | MB multipurpose grease, 400 g | |
17 | Mount steering shaft (5) to primary shaft (2) | The marking (arrow A) on the primary shaft (2) must point to the center of the assembly slot (arrow B) in the universal joint. | |
Fit bolt/nut, universal/constant velocity joint | |||
18 | Install supporting plate | Only for model 950, 952, 953, 954 with code F15 (MEGASPACE cab) | |
19 | Remove stop plugs and mount oil return line (7), oil pressure line (8) and oil reservoir onto steering gear (1) | Union nut, steering gear oil line/hose | |
20 | Bleed steering system | ||
21 | Check radial shaft sealing ring (3) for leaktightness | Perform visual inspection on engine when running. | |
22 | Mount boot (6) onto steering gear (1) | ||
23 | Install entrance | ||
24 | Lower cab |
963 589 01 91 00
Plug
652 589 00 33 21
Hand pump
765 589 04 63 00
Adapter
765 589 04 14 00
Sleeve
652 589 00 33 23
Hydraulic hose (complete)