W43.30-1134-09
Shown on model 950 |
1 | Heat exchanger | 4 | Oil reservoir | 7 | O-ring | ||
2 | Retarder housing | 5 | O-ring | 8 | Washer | ||
3 | Stretch bolt | 6 | O-ring | 9 | Stretch bolt |
| Remove | ||
Topical note | Notes on heat exchanger | ||
Topical note | Notes on self-locking nuts and bolts | ||
Warning | Risk of injury caused by touching hot retarder and by scalding from hot retarderoil. Risk of injury to skin or eyes caused by retarder oil escaping under high pressure | Do not carry out any work unless retarder is switched off. Wear suitable protective clothing and safety glasses when working on the hot retarder. | |
1 | Drain oil from retarder and determine oil filling capacity. | ||
| Model 930, 932, 933, 934, 950, 952, 953, 954 | ||
2 | Remove retarder. | ||
3 | Screw grab handle into retarder and place retarder onto working surface. | Handle | |
4.1 | Remove coolant temperature sensor. | Model 950, 952, 953, 954 | |
4.2 | Remove coolant temperature sensor. | Model 930, 932, 933, 934 | |
5 | Detach heat exchanger (1) from oil container (4) and remove O-rings (5, 6 and 7). | Support heat exchanger. | |
6 | Check heat exchanger. | ||
| Install | ||
7 | Insert new O-rings (5, 6 and 7) into bores. | Lightly grease new O-rings. | |
Vaseline | |||
8 | Attach heat exchanger (1) to oil container (4). | Replace stretch bolts (3 and 9). | |
Stretch bolt, retarder housing to heat exchanger | |||
Stretch bolt, top of heat exchanger to oil reservoir | |||
9.1 | Install coolant temperature sensor. | Model 950, 952, 953, 954 | |
9.2 | Install coolant temperature sensor. | Model 930, 932, 933, 934 | |
10 | Pour in retarder oil. | ||
| Model 930, 932, 933, 934, 950, 952, 953, 954 | ||
11 | Install retarder. | ||
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. | |
12 | Allow engine to warm up at moderate rpm to a coolant temperature of approx. 80 °C and maintain this coolant temperature for approx. 5 min. | The cooler can be covered if necessary. | |
13 | Flush retarder system. | ||
| Retarder - oil change | ||
Only there is coolant in the retarder oil. | |||
Via several light brake applications, flush retarder system; then drain oil and refill retarder again. | |||
14 | Degrease the cooling and heating system of vehicle. |
| |
MODEL 950, 952, 953, 954 WITH ENGINE 541.9, 542.9 | |||
Engine 906.9 | |||
Only if there is oil in the coolant. |
312 589 01 31 00
Handle