- To overhaul the fuel injector
- Remove the O rings of valve holder and valve head.
- Slacken the union nut.
- Pull the valve head out of valve holder.
- Remove the non return valve, thrust spindle, spring, thrust foot, spindle guide and fuel nozzle from the valve holder.
- Remove the O ring from the uppermost groove of the fuel valve holder.
- Clean and examine all surfaces of the fuel valve, fuel holder, fuel valve head and thrust spindle.
- Send the complete spindle guide and the non return valve at an authorised repair shop for overhaul at the recommended running hours.
- Do not remove the fuel nozzle from the spindle guide unless the spindle guide is dismantled.
- Mount the spindle guide and fuel nozzle, in the fuel valve holder.
- Fit back the thrust foot, spring, thrust spindle, non return valve in the fuel valve holder.
- Renew the O ring in the uppermost groove of the fuel injector holder.
- Place the valve head on top of the holder.
- Thighten the union nut.
- Renew O rings on the valve holder and the valve head.
- Cover all the openings of the valve with plastic to prevent dirt from entering the valve during storage.
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