Note t
| For any work procedure involving an adjustment of the unit injector it is necessary to clean the adjusting screw in the valve lever and also the ball pin of the unit injector and to check them for traces of wear. If there is any wear replace the ball pin and the adjusting screw. |
t
| Grease the contact surfaces between the ball pin and the adjusting screw using -G 000 100-. |
t
| New unit injectors are supplied with O-rings and heat-protection seal. |
t
| If the old unit injectors are installed again, all O-rings and the heat-protection seal must be replaced. |
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| Before installing the unit injector check the correct position of the three O-rings, heat-protection seal and the circlip. |
Note The O-rings must not be twisted. |
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| Oil the O-rings and place the unit injector with the greatest of care into the cylinder head. |
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| Slide unit injector into the cylinder head seat up to the stop by exerting a uniform pressure. |
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| Place the clamping pad in the side slot of the unit injector. |
Note If the unit injector is not perpendicular to the clamping pad the fixing screw may loosen and cause damage to the unit injector or cylinder head. |
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| Align the unit injector as follows: |
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| Screw the new fixing screw in the clamping pad until the unit injector can still easily be turned. |
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| Set unit injector at a right angle to the bearing shell of the camshaft. |
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