Remove/Install Expansion Reservoir - AR20.30-P-4950SR
ENGINE 281 in MODEL 453
ENGINE 780 in MODEL 453
Shown on model 453 with engine 281
| 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 | Remove maintenance flap | ||
| 2 | Turn cap (4) on expansion reservoir (1) half a revolution counterclockwise, relieve overpressure and then unscrew cap (4) | ||
| 3 | Suction coolant out of the expansion reservoir (1) | Fig 3 | |
| 4 | Unclip retaining clip (3) | ||
| 5 | Remove coolant hose (6) from expansion reservoir (1) | Figure | |
| 6 | Pull expansion reservoir (1) upwards out of the brackets (2, 5) until the coolant hose (7) is accessible | ||
| 7 | Support the expansion reservoir (1) with a suitable object | ||
| 8 | Clamp off coolant hose (7) | Figure | |
| 9 | Clamp off coolant hose (8) | Engine 281.910 in model 453 |
Figure |
| 10 | Loosen clamp (9) of coolant hose (7) and remove coolant hose (7) from expansion reservoir (1) | Figure | |
| 11 | Loosen clamp (9) of coolant hose (8) and remove coolant hose (8) from expansion reservoir (1) | Engine 281.910 in model 453 |
Figure |
| 12 | Remove expansion reservoir (1) | ||
| 13 | Install in the reverse order | ||
| Check | |||
| 14 | Check and correct coolant level | Engine 780.997 in model 453.091 | AR20.00-P-1147SRE |
| Engine 281 in model 453 | AR20.00-P-1142SR | ||
| 15 | Check cooling system for leaktightness | AR20.00-P-1010SR |