Remove/install expansion reservoir - AR20.30-P-4950LW
Engine 274.9, 276.8, 651 in model 205
Engine 274.9, 651 in model 253
Shown on engine 651 in model 205 (except 205.012/212)
| 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 containers. Wear protective gloves, protective clothing and safety glasses. |
AS20.00-Z-0001-01A | |
| Notes on coolant | AH20.00-N-2080-01A | ||
| Remove/install | |||
| 1 | Slowly unscrew cap (1) on coolant expansion reservoir (2) and relieve overpressure | ||
| 2 | Suction coolant out of coolant expansion reservoir (2) | Fig 2 | |
| 3 | Lift catch spring and detach coolant vent line (3) from coolant expansion reservoir (2) | AR20.20-P-7441-01RQ | |
| 4 | Unclip coolant expansion reservoir (2) from rubber guides (4) and front guide | ||
| 5 | Detach electrical lines (5) from coolant expansion reservoir (2) | ||
| 6 | Release and detach electrical connection (7) at coolant level switch | ||
| 7 | Detach coolant hose (6) on coolant expansion reservoir (2) | ||
| 8 | Remove coolant expansion reservoir (2) | ||
| Check | |||
| 9 | Check rubber guide (4) for wear and damage | If a rubber guide (4) is worn or damaged ↓ Replace rubber guide (4) |
|
| 10 | Install in the reverse order | ||
| 11 | Pour in coolant | AR20.00-P-1142LW | |
| Check | |||
| 12 | Check engine cooling system for leaktightness | AR20.00-P-1010LW | |
| 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. | AS00.00-Z-0005-01A | |
| 13 | Carry out engine test run and check the engine cooling system for proper function and leaktightness |