Remove/Install Coolant Pump - AR20.10-P-1271MRD
Engine 274.9 in Model 213.048/049/148
Engine 274.9 in Model 238.348/448
| 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 | |
| Risk of injury. Skin or eye injuries may result when handling hot or glowing objects. | Wear protective gloves, protective clothing and safety glasses, if necessary. | AS00.00-Z-0002-01A | |
| 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 | ||
| Remove/install | |||
| 1 | Drain off coolant | AR20.00-P-1142OLC | |
| 2 | Remove air filter housing | AR09.10-P-1150MRD | |
| 3 | Remove heat shield above exhaust manifold | *BA09.40-P-1015-01U | |
| 4 | Remove air intake pipe | AR09.10-P-8131MRD | |
| 5 | Remove poly-V belt | AR13.22-P-1202MRD | |
| 6 | Remove coolant hose (2) from timing case | *BA00.10-P-1002-04A | |
| 7 | Release clamp (1) | Fig 1 | |
| 8 | Remove coolant hose (2) from coolant pump (5) and secure it outside the working area | ||
| 9 | Remove coolant hose to cooler from coolant pump (5) | AR20.20-P-7441-01RQ | |
| 10 | Remove screw/bolt (6s) | *BA20.20-P-1002-01E | |
| 11 | Remove screw/bolt (4s) | *BA20.10-P-1003-01AC | |
| 12 | Remove coolant line (3) from coolant pump (5) | ||
| 13 | Release clamp (7) | Fig 1 | |
| 14 | Detach coolant hose (8) from coolant pump (5), unclip from bracket (9) and place to one side | ||
| 15 | Remove ATL coolant lines from coolant pump (5) | AR09.40-P-6036MRD | |
| 16 | Remove screws/bolts (5s) | *BA20.10-P-1001-01AC | |
| 17 | Remove coolant pump (5) from crankcase and remove | ||
| 18 | Install in the reverse order | ||
| 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 | |
| 19 | Carry out engine test run and check the engine cooling system for proper function and leaktightness | ||
| 20 | Install lower engine compartment paneling | AR61.20-P-1105LWE |
METRIC SCREWS/BOLTS AND NUTS AS PER MBN 10 105, 10 143
| Number | Designation | 8.8 | 10.9 | |
|---|---|---|---|---|
| BA00.10-P-1002-04A | M6x1 | Nm | 9 | 13 |
TURBOCHARGER
| Number | Designation | Engine 274 | |
|---|---|---|---|
| BA09.40-P-1015-01U | Bolt, heat shield to cylinder head/bracket for air filter | Nm | 10 |
COOLANT PUMP, COOLANT THERMOSTAT
| Number | Designation | Engine 274 | |
|---|---|---|---|
| BA20.10-P-1001-01AC | Screw, coolant pump to timing case/crankcase/oil pan | Nm | 20 |
COOLANT PUMP, COOLANT THERMOSTAT
| Number | Designation | Engine 274 | |
|---|---|---|---|
| BA20.10-P-1003-01AC | Bolt, feed pipe to coolant pump | Nm | 10 |
RADIATOR, COOLANT HOSES
| Number | Designation | Engine 274 | |
|---|---|---|---|
| BA20.20-P-1002-01E | Bolt, coolant line to coolant pump | Nm | 9 |