AR09.41-B-6817E | Remove/install charge air cooler | 12.02.16 |
Cumbustion engine 904.925
Cumbustion engine 904 with Vehicle 688.232, 688.244, 688.254, 688.255, 688.277, 693.171, 694.020
Cumbustion engine 904.924, 904.957 with Vehicle 688.276
Cumbustion engine 904.938 with Vehicle 693.103, 693.185, 693.186, 694.000, 694.042
Cumbustion engine 906 with Vehicle 693.148, 693.348
Cumbustion engine 906.924 with Vehicle 693.386, 693.396
B09.41-0014-06
1 Radiator
2 After-cooler
3 Bolt (fastening to the radiator)
4 Hose of the air after-cooler (red)
5 Hose of the air after-cooler (black)
6 Steel cable nut
7 Bolts that fasten the support to the after-cooler
8 Hoses positioning support
9 Bolts that fasten the clamps to the after-cooler
10 Hose fastening clamps
| Remove and install | ||
Danger! | Risk of injuries and damages when tilting and returning to the normal position the vehicle's cabin | Make sure that the area where the cabin tilts and returns to normal position is free of objects and peopleTilt the cabin until the safety rod and lock it in the final position. Return the cabin until it correctly locks in the work position. | |
1.1 | Tilt the cabin. | Truck with cabin 688.827, 693.81 | |
Danger! | Risk of injuries and damages when tilting and returning to the normal position the engine hood cover | Make sure that the area where the engine hood cover tilts and returns to normal position is free of objects and peopleTilt the hood cover and lock it with the safety rod. Return the hood cover until it locks in its work position. | |
1.2 | Tilt the engine hood cover | Truck with cabin 384, 694 | |
1.3 | Open the engine access cover | For the buses, the access for the execution of maintenance and repair works vary according to the body type/manufacturer. Refer to the body builder instructions. | |
2 | Turn off the general switch, or disconnect the negative cable of the battery | ||
3 | Remove the steel cable nut (6) | Install: Screw the nut (6) until the steel cable is stretched, however, free of tension. | |
4 | Remove the hoses (4, 5) from the air after-cooler | Install: Check the condition of the clamps and hoses (4/5), replace them if necessary. Do not invert the hoses. Between the turbocharger and the after-cooler the red hose (4) must be assembled. | |
| Indications for the assemblage of the air after-cooler hoses | ||
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5.1 | Remove the bolts (7) that fasten the support (8) to the after-cooler (2) | Valid only for Trucks with cabin 688.827, 693.81 Displace the support (8) together with the hoses, in such a way that they do not interfere with the after-cooler removal. | |
5.2 | Remove the bolts (9) that fasten the clamps (10) to the after-cooler (2) | Valid only for buses. | |
6 | Remove the bolts (3) that fasten the after-cooler (1) to the radiator (2) | During the removal of the bolts (3), support the after-cooler (2), to avoid that if falls/damages. | |
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7 | Remove the after-cooler (2) | Take care not to damage the after-cooler (2) the radiator (1) and the hoses of the cooling system. | |
8 | Check the condition of the after-cooler (2) | In the case of dirt or damages, repair it or replace it: | |
Remove the bolts that fasten the supports to the after-cooler (2). | |||
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9 | Check the condition of the radiator (1) and hoses of the cooling system | ||
| Cooling and heating system: Check the condition of the radiator, hoses and flexible tubes | ||
10 | Install in reverse order |
Charge air pipe/charge air cooling
Referenced documents
- ah0941b000101a Notes on the installation of charge air hoses downstream of the charge air cooler
- ap2000b2050ta Cooling and heating system - Check condition of radiator, lines and hoses
- ar6080b0010b Tilt cab to repair position, tilt back
- ar8840b1000a Opening engine hood, moving to upright position and closing
- as6080b000101a Risk of injury caused by body parts being pinched or crushed as cab is tilted
- as8840b000101a Risk of injury caused by pinching and crushing when opening and closing engine hood