Remove/Install Coolant Pump Housing - AR20.10-P-1270MFG
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Engine 139 in model 118, 177, 247
| 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 overpressure. Do not pour coolant into beverage containers. Wear protective gloves, protective clothing and safety glasses. |
AS20.00-Z-0001-01A | |
| Risk of injury to skin and eyes due to handling of engine oil. Risk of poisoning caused by swallowing engine oil | Wear protective gloves, protective clothing and safety glasses. Do not fill engine oil into beverage containers. |
AS18.00-Z-0001-01A | |
| Risk of injury caused by scraping or cutting body parts on sharp vehicle parts | Always wear protective gloves when working on or near sharp and non-deburred vehicle parts. Deburr repair panels. |
AS00.00-Z-0017-01A | |
| Notice | Notes on coolant | AH20.00-P-2080-01KOA | |
| Notice | Notes on avoiding damage through contamination and foreign objects | AH00.00-P-5000-01A | |
| Remove/install | |||
| 1 | Remove drive unit for oil and coolant pump. | AR01.40-P-0006MFG | |
| 2 | Remove coolant pump. | AR20.10-P-1271MFG | |
| 3 | Remove screws (2). | *BA20.10-P-1012-01AC | |
| 4 | Remove coolant pump housing (1) | ||
| 5 | Clean sealing surface on crankcase. | Assembly cleaner | *BR00.45-Z-1028-04A |
| 6 | Clean sealing surface at coolant pump housing (1). | Where coolant pump housing (1) is reused. Assembly cleaner | *BR00.45-Z-1028-04A |
| 7 | Install in the reverse order. |
COOLANT PUMP, COOLANT THERMOSTAT
| Number | Designation | Engine 139 | ||
|---|---|---|---|---|
| BA20.10-P-1012-01AC | Bolt, housing for secondary coolant pump to crankcase | M6 | Nm | 8 |
REPAIR MATERIALS
| Number | Designation | Order number |
|---|---|---|
| BR00.45-Z-1028-04A | Assembly cleaner | A 000 986 56 01 |