Drain/Fill Low-Temperature Circuit Coolant - AR09.41-P-6834MSA
Engine 256.9 in model 213, 238, 257, 290
MODIFICATION NOTES
| 04.05.2018 | Cooling system | Engine 256 in models 257.358/359 | BF20.00-P-1001-06MRT |
| 04.05.2018 | Cooling system | Engine 256 in model 213, 238, 257.361, 290 | BF20.00-P-1001-06MRT |
Shown on model 257
Shown on model 290
| Risk of injury to skin and eyes suffering scalding from contact with hot coolantspray. 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 | ||
| Notes on coolant level | AH20.00-P-1142-01CW | ||
| Remove | |||
| 1 | Remove cap from the low-temperature circuit expansion reservoir. | ||
| 2 | Remove lower engine compartment paneling. | Engine 256.9 in model 290 | AR61.20-P-1105FRX |
| Engine 256.9 in model 213, 238 | AR61.20-P-1105LWE | ||
| Engine 256.9 in model 257 | AR61.20-P-1105FR | ||
| Drain off | |||
| 3 | Remove coolant hose (2) from cooler (1) and collect escaping coolant in a suitable container. | AR09.41-P-1311-01AL | |
| 4.1 | Release and disconnect coolant hoses (3) and collect escaping coolant in a suitable container. | Engine 256.9 in model 213, 238, 257 | AR09.41-P-1311-01AL |
| 4.2 | Remove coolant hose (7) from cooler (8) and collect escaping coolant in a suitable container. | Engine 256.9 in model 290 | AR09.41-P-1311-01AL |
| 5 | Unclip coolant line (5) from fan unit. | ||
| 6 | Release and disconnect coolant line (5) and coolant hose (4) and collect escaping coolant in a suitable container. | AR09.41-P-1311-01AL | |
| 7 | Remove coolant hose (6) from oil cooler and collect escaping coolant in a suitable container. | AR09.41-P-1311-01AL | |
| Pour in | |||
| 8 | Attach coolant hose (6) to oil cooler. | AR09.41-P-1311-01AL | |
| 9 | Connect coolant line (5) and coolant hose (4) and lock. | AR09.41-P-1311-01AL | |
| 10 | Clip coolant line (5) onto cooler (8) fan unit. | ||
| 11.1 | Connect coolant hoses (3) and lock. | Engine 256.9 in model 213, 238, 257 | AR09.41-P-1311-01AL |
| 11.2 | Attach coolant hose (7) to cooler (8). | Engine 256.9 in model 290 | AR09.41-P-1311-01AL |
| 12 | Attach coolant hose (2) to cooler (1). | AR09.41-P-1311-01AL | |
| 13 | Add coolant and bleed low-temperature circuit. | AR20.00-P-1142-04OLC | |
| Test pressure for pressure-testing the engine cooling system | *BE20.30-P-1005-01A | ||
| *BF20.00-P-1001-06MRT | |||
| Fig 3 | |||
| Fig 4 | |||
| Fig 1 | |||
| Fig 5 | |||
| Fig 2 | |||
| Check | |||
| 14 | Check low-temperature circuit for leak tightness. | AR20.00-P-1010MSA | |
| Install | |||
| 15 | Install lower engine compartment lining. | Engine 256.9 in model 290 | AR61.20-P-1105FRX |
| Engine 256.9 in model 213, 238 | AR61.20-P-1105LWE | ||
| Engine 256.9 in model 257 | AR61.20-P-1105FR |
RADIATOR OR EXPANSION RESERVOIR CAP
| Number | Designation | 2-stage cover latch | ||
|---|---|---|---|---|
| BE20.30-P-1005-01A | Test pressure for pressure-testing the engine cooling system | Overpressure | bar | 1, 4 |
COOLING SYSTEM
| Number | Designation | Engine 256 in model 257.358/359 | Engine 256 in model 213, 238, 257.361, 290 | |||
|---|---|---|---|---|---|---|
| BF20.00-P-1001-06MRT | Cooling system | Workshop replacement amount | Main circuit | Liter | ≈12 | ≈14 |
| Low-temperature circuit | Liter | ≈3 | ≈4 | |||
| Antifreeze/water | to -37°C | % | 50/50 | 50/50 | ||
| As of -38°C | % | 55/45 | 55/45 | |||
| Specifications for Operating Fluids, sheet | BB00.40-P-0310-01A | BB00.40-P-0310-01A | ||||
| Specifications for Operating Fluids, sheet | BB00.40-P-0325-06A | BB00.40-P-0325-06A | ||||
| Specifications for Operating Fluids, sheet | BB00.40-P-0326-06A | BB00.40-P-0326-06A | ||||