Inspect Cooling System For Leaks - AR20.00-P-1010MSA
Engine 256 in model 213, 238, 257, 290
| 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 overpressure. Do not pour coolant into beverage containers. Wear protective gloves, protective clothing and safety glasses. |
AS20.00-Z-0001-01A | |
| Notice | Notes on coolant | AH20.00-P-2080-01KOA | |
| Notes on coolant level | AH20.00-P-1142-01CW | ||
| Remove | |||
| 1 | Remove cap (1) | ||
| 2 | Check and correct coolant level | *BF20.00-P-1001-04A | |
| 3 | Install the tester cap (3) on the coolant expansion reservoir (2) | Fig 1 | |
| 4 | Connect pressure pump (4) at tester cap (3) | Fig 2 | |
| Check | |||
| 5 | Apply a test pressure to the engine cooling system for 2 minutes | Otherwise the engine cooling system will be damaged. |
*BE20.30-P-1005-01A |
| 6 | Check condition of all coolant carrying assembly parts connections and check the leaktightness | In the event of pressure loss. If a problem arises ↓ Replace corresponding components. |
|
| Install | |||
| 7 | Relieve test pressure over valve on pressure pump (4) | Fig 2 | |
| 8 | Remove pressure pump (4) from tester cap (3) | ||
| 9 | Remove the tester cap (3) | Fig 1 | |
| 10 | Check and correct coolant level | *BF20.00-P-1001-04A | |
| 11 | Attach the cap (1) |
RADIATOR OR EXPANSION RESERVOIR CAP
| Number | Designation | Engine 100, 102, 103, 104, 110, 111, 112, 113, 114, 115, 116, 117, 119, 120, 121, 123, 127, 129, 130, 133, 137, 139, 152, 155, 156, 157, 159, 166, 180, 254, 256, 260, 264, 266, 270, 271, 272, 273, 274, 275, 276, 277, 278, 279, 282, 285 2-stage latch cover Engine 601, 602, 603, 604, 605, 606, 607, 608, 611, 612, 613, 615, 616, 617, 621, 626, 628, 629, 640, 642, 646, 648, 651, 654, 656, 668 2-stage latch cover |
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|---|---|---|---|---|
| BE20.30-P-1005-01A | Test pressure for pressure-testing the engine cooling system | Overpressure | bar | 1, 4 |
COOLANT MIXING RATIO
| Number | Designation | All engines, except engine 178 in model 190.381 |
|||
|---|---|---|---|---|---|
| BF20.00-P-1001-04A | Coolant mixing ratio | Antifreeze/water | Up to -25°C | % | - |
| Up to -37°C | % | 50/50 | |||
| As of -38°C | % | 55/45 | |||
| Overview and specifications sheet | BB00.40-P-0310-01A | ||||
| References to sheet specification | BB00.40-P-0310ZZ | ||||