W20.10-1045-12
Shown on engine 902.9
1 Coolant thermostat
2 O-ring
3 Coolant line
4 Coolant pump
5 Main fuel filter (only for engine without code (MS8) natural gas engine)
6 Coolant pipe
Arrow Vent opening
| Remove/install | ||
1 | Open maintenance flap | ||
Danger! | Risk of injury caused by body parts being pinched or crushed as cab is tilted | Ensure that no one is within the tilting range of the cab as it is being tilted. Always tilt the cab all the way to the end position and secure with the safety strut. | |
2 | Tilt cab | ||
| Notes on tilting the cab | ||
3 | Drain coolant | Engine 902.9 with code (MS8) natural gas engine, engine 906.9 | |
Engine 902.9 without code (MS8) natural gas engine, | |||
4 | Remove coolant pipe (6) on connection piece | Only on vehicles with automatic transmission 723. | |
Installation: Install new gasket | |||
5 | Remove main fuel filter (5) | Only on engine without code (MS8) natural gas engine and if coolant line (3) is bolted to coolant pump (4) with 4 bolts. | |
6 | Remove coolant line (3) | | |
7 | Remove both the coolant thermostats (1) | Installation: Install new O-rings (2). The vent opening (arrow) on both coolant thermostats (1) must face upward. | |
8 | Check both coolant thermostats (1) | Only when reusing the coolant thermostat (1). | |
9 | Install in the reverse order |
Coolant pump, coolant thermostat