Remove/Install/Replace Heater Circulation Pump - AR83.25-P-1170GW
Model 463
as of model year 2013 up to model year 2019
Illustration shows engine 157
Fig 1: Heater Circulation Pump Components Location - Model 463 As Of Model Year 2013 Up To Model Year 2019; Shown On Engine 157
| Remove/install | |||
| 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 | ||
| 1 | Open hood | Opening engine hood, moving to upright position and closing | AR88.40-P-1000GG |
| 2 | Disconnect electrical connector (1) from circulation pump (M13) | ||
| 3 | Clamp off hot water hoses (3) | Fig 2 | |
| Release hose clamps (2) and detach heater hoses (3) | Fig 3 | ||
| 4 | Detach circulation pump (M13) from coolant expansion reservoir (4) upward | ||
| 5 | Install in the reverse order |