Maintenance – Preparations/concluding work 8.2.1.2
Closing the protection hood To fasten the protection hood, use only the prescribed original screws. Always screw in and tighten all screws and their washers. Protective equipment: n Working clothes n Protective gloves 1.
Loosen the screw (1) on both sides.
2.
Close the protection hood.
3.
Tighten the screw (1) on both sides.
4.
Screw in screws (2) and washers on both sides and tighten them.
Fig. 54
Fig. 55
8.2.2 Bleeding the fuel system The fuel shut-off valve automatically interrupts the engine’s fuel supply if the oil pressure is too low. This makes it necessary to bleed the fuel system in the following situations: n After an engine shut-down due to an empty fuel tank. n After filling the fuel tank for the first time. n After using the crank handle without starting, e.g. when temperatures are low. n After several unsuccessful starting attempts. n After replacing the fuel filter.
66
DRP70D
