Contents: Fuel filter ↡ Coarse fuel filter ↡
This does not require any special tools. The necessary wearing part is the fuel filter and coarse fuel filter for the respective engine.
Fuel filter
1. Unscrew the stopper (74/1) and, accordingly, the hollow bolt (74).
2. Remove the fuel filter from below.
3. Insert a new fuel filter. Screw in the stopper and, accordingly, the hollow bolt with new O-rings (76) and (76/1).
Coarse fuel filter
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1. Unscrew the holder (70/3). Remove the fuel line (70/4). Remove the coarse fuel filter (70/1).
2. Insert the new coarse fuel filter (70/1) and screw it on together with the holder.
3. Install the fuel line (70/4).
4. Start the engine and run it at about 1500 rpm. This will automatically bleed air from the fuel injection system.
Caution! The engine must not stall, as it will only restart after relatively long starting attempts.
5. Visually check the fuel filter and coarse fuel filter for leaks while the engine is running.