G20.00-3121-79
1 | Oil/coolant module | 14 | Coolant return from AdBlue® heater | |
1.1 | Coolant thermostat | 15 | Coolant feed to the retarder (only for secondary coolant-retarder) | |
1.2 | Coolant pump | 16 | Coolant return from retarder (only for secondary coolant-retarder) | |
1.3 | Heat exchanger (oil-water) | 17 | Coolant return ventilation from retarder (only for secondary coolant-retarder) | |
2 | Cylinder liners | B47 | Coolant level switch | |
3.1 | Lower coolant level | B87 | Coolant pressure regulation sensor (only for secondary coolant-retarder) | |
3.2 | Upper coolant level | B606 | Exhaust coolant temperature sensor | |
4 | Coolant manifold | B607 | Intake coolant temperature sensor | |
5 | Nozzle unit (for the regeneration of the diesel particulate filter) (only for engine version Euro VI Standard) | B640 | Coolant pump rpm sensor (only for coolant pump, regulated) | |
6 | Exhaust gas recirculation cooler | Y53 | Coolant pressure regulation solenoid valve (only for secondary coolant-retarder) | |
7 | Restrictor | Y621 | Exhaust gas recirculation positioner | |
8 | Fuel cooler | Y627 | AdBlue® heater coolant solenoid valve | |
9 | Compressor | Y631 | Coolant pump solenoid valve (only for coolant pump, regulated) | |
10 | Coolant expansion reservoir | B | Cylinder head | |
11 | Radiator | C | Crankcase | |
12 | Fan | NV | Compressed air supply electrical accessory | |
13 | Coolant feed to AdBlue® heater |