Drain/Pour In Coolant - AR20.00-P-1142W
Engine 152, 276 in model 172
Shown on model 172 with engine 276.9
| 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 | ||
| Notes on coolant level | AH20.00-P-1142-01CW | ||
| Drain off | |||
| 1 | Slowly unscrew cap (2) on coolant expansion reservoir (4), relieve overpressure and remove cap (2) | ||
| 2 | Remove lower engine compartment paneling | AR61.20-P-1105W | |
| 3 | Push drain hose (3) onto fitting (3a) on radiator (6) | ||
| 4 | Open drain screw (7) on cooler (6) and collect coolant in a suitable container | ||
| Pour in | |||
| 5 | Screw tight drain screw (7) at radiator (6) | ||
| 6 | Detach drain hose (3) from fitting (3a) | ||
| 7 | Pour in coolant and ventilate engine cooling system | ||
| Anticorrosion/antifreeze agents (Specification 325.0) | BB00.40-P-0325-00A | ||
| Coolant specifications | BB00.40-P-0310-01A | ||
| AR20.00-P-1142-04A | |||
| *BF20.00-P-1001-06C | |||
Engine 276.9 in model 172 Cooling system |
*BF20.00-P-1001-02BA | ||
| Fig 1 | |||
| Fig 3 | |||
| Fig 2 | |||
| Fig 4 | |||
| 8 | Check engine cooling system for leak tightness | AR20.00-P-1010W | |
| 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 | |
| 9 | Perform an engine test run and check engine cooling system for proper operation |
COOLING SYSTEM
| Number | Designation | Engine 276.8 in model 172 | Engine 276.9 in model 172 | |||
|---|---|---|---|---|---|---|
| BF20.00-P-1001-02BA | Cooling system | Workshop replacement amount | Main circuit | L | ≈ 10, 4 | ≈ 10, 4 |
| Low-temperature circuit | L | ≈ 3, 4 | - | |||
| Antifreeze/water | Up to -37°C | % | 50/50 | 50/50 | ||
| As of -38°C | % | 55/45 | 55/45 | |||
| Specifications for Operating Fluids | BB00.40-P-0310-01A | BB00.40-P-0310-01A | ||||
| Specifications for Operating Fluids | BB00.40-P-0325-06A | BB00.40-P-0325-00A | ||||
| Specifications for Operating Fluids | BB00.40-P-0326-06A | BB00.40-P-0326-00A | ||||
COOLING SYSTEM
| Number | Designation | Engine 152 in model 172 | |||
|---|---|---|---|---|---|
| BF20.00-P-1001-06C | Cooling system | Workshop replacement amount |
Liter | ≈ 9, 5 | |
| Antifreeze/water | Down to -37°C | % | 50/50 | ||
| -38°C and below | % | 55/45 | |||
| Specifications for Operating Fluids | BB00.40-P-0310-01A | ||||
| Specifications for Operating Fluids | BB00.40-P-0325-00A | ||||
| Specifications for Operating Fluids | BB00.40-P-0326-00A | ||||