Remove, install and replace coolant circulation pump - AR83.25-P-1170PP
MODEL 203 with CODE (670a) Residual engine heat utilization (REST) except CODE (228) Stationary heater
MODEL 203 with CODE (874) Coolant circulation pump except CODE (228) Stationary heater
MODEL 203 with CODE (580a) Automatic air conditioning except CODE (228) Stationary heater
MODEL 203 with CODE (581b) Convenience automatic air conditioning except CODE (228) Stationary heater
Shown in model 203.0
| Removing, installing | |||
|---|---|---|---|
| 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 bottles. Wear protective gloves, protective clothing and eye protection. |
AS20.00-Z-0001-01A | |
| Notes on coolant | All engines | AH20.00-N-2080-01A | |
| 1 | Open engine hood | ||
| 2 | Reduce pressure in cooling system | ||
| 3 | Pinch off coolant hoses (4) | Fig 2 | |
| 4 | Disconnect connector (1) from coolant circulation pump (M13) | ||
| 5 | Remove hose clamps (2) from fitting | Hose clamp pliers (length 210 mm; tensioning range 80 mm) | *WH58.30-Z-1019-02A |
| 6 | Remove coolant circulation pump (M13) from coolant expansion reservoir (4) | ||
| 7 | Remove heating hoses (3) | ||
| 8 | Install in the reverse order | ||
| 9 | Adjust coolant to correct level | ||
| 10 | Perform leak check |
Commercially available tools
| Number | Designation |
|---|---|
| WH58.30-Z-1019-02A | Hose clamp pliers (length 210 mm, clamping range 80 mm) |