AR20.20-T-7450AA | Remove/install coolant pipe | 13.7.01 |
ENGINE 457.942 in MODEL NMB671.020 /021 /030 /042 /333
T20.20-0074-06
1 Coolant pipe
3 Water cooler
5 Inlet nipple of the coolant pump
T20.20-0075-06
2 Coolant pipe
3 Water cooler
4 Outlet nipple of the coolant pump
| Remove/Install | ||
1 | Open rear lid | ||
2 | Fold down bumper cover | ||
3 | Open the top right rear maintenance flap of the vehicle | ||
4 | Raise vehicle. | ||
5 | Remove the engine compartment paneling under the radiator unit and under the engine | ||
6 | Close the shutoff valves of the cooling system | See Operating Instructions | |
Danger! | Risk of injury to skin and eyes suffering scalding from contact with hot coolant spray. Risk of poisoning from swallowing coolant. | Do not open cooling system unless coolant temperature is below 90 °C. Open cap slowly and release the pressure. Do not pour coolant into beverage bottles. Wear protective gloves, protective clothing and eye protection. | |
7 | Drain coolant | Installation: Pour in coolant. | |
| |||
| Notes on coolant | All engines | |
8 | Remove coolant pipes (2) | Coolants pipes (2) between the outlet nipple of the coolant pump (4) and the bottom connections at the radiator (3). | |
9 | Remove coolant pipes (1) | Coolants pipes (1) between the inlet nipple of the coolant pump (5) and the top connections at the radiator (3). If required, remove the filter bowl of the hydrostatic fan drive: | |
| |||
Remove/install the hydrostatic fan drive filter bowl. | |||
10 | Install in the reverse order | ||
Danger! | Risk of accident caused by vehicle starting off by itself when engine is running. Risk of injury caused by contusions and burns when working in engine during starting procedure | Secure vehicle to prevent it from moving. | |
11 | Start engine and run for about 1 minute at varying speeds | ||
12 | Switch off engine and top up coolant | ||
13 | Crank the engine and allow it to run until the coolant has reached operating temperature | ||
14 | Switch off engine and allow to cool down | Let the engine cool off until the coolant temperature is about 50 °C. | |
15 | Check coolant level, adjust to correct level if necessary. | At a coolant temperature of about | |
| Correct engine cooling system liquid level Correct corrosion/anti-free protection | ||
| Check | ||
16 | Inspect cooling system for leaks |
Engine cooling system
参照文書
- ah2000n208001a クーラントについての注意事項
- ap2000t2010a エンジン冷却システムの液レベルの点検、調整 クーラントの濃度の点検および修正
- ar0060t1000aa
- ar2040t0300aa
- ar6120t1105aa
- as0000z000501a エンジン作動中に車両がひとりでに動き出す危険があります。 スタート時または作動中のエンジンに接触すると、巻き込まれて負傷をする、または火傷をする危険があります。
- as2000z000101a 高温のクーラントが高圧で噴出して、皮フおよび目に火傷を負う危険があります。クーラントを誤飲すると、中毒になる危険があります。