Manual |link| — Bosch Pes4a

To set timing, align the mark on the engine block with the notch on the crankshaft wheel and ensure the pump flange line matches the graduated scale on the timing device. Fuel Adjustment:

in the direction of normal rotation to avoid timing belt jumps. 4. Troubleshooting Common Issues Likely Cause Fuel at Overflow Worn plungers or lack of fresh oil Drain and refill oil sump; check plunger seals. Engine Hunting Governor issues or air in fuel Check pneumatic governor diaphragm or bleed the fuel lines. Hard Starting Timing drift or low pressure Verify alignment marks on the pump flange. 5. Component Overview bosch pes4a manual