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| Fit the extractor -T10055A- into the slot on the side of the unit injector instead of the tensioning block. |
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| Carefully pull injector-pump assembly out of cylinder head seat with gentle taps |
Note t
| The adjuster screw and the spherical nut of the injector pump should be replaced when the injector pumps are adjusted. |
t
| New injector-pump units are supplied with O rings and heat shield seal. |
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| If a used injector pump is to be fitted, replace all of the O-rings and the heat proof joint → Chapter. |
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| Before fitting the injection pump, check the correct seating of the three seals, the heat-proof joint and the securing washer. |
Note The O-rings must not be twisted. |
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| Oil all of the O-rings and fit the injector pump very carefully into its allotment on the cylinder head. |
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| Press evenly, insert the injection pump to the limit of its allotment on the cylinder head. |
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| Fit the attachment stopper into the lateral groove of the injection pump. |
Note t
| If the injector-pump unit is not at right angles to the tensioning block the securing bolt may loosen and this can damage the unit injector or the cylinder head. |
t
| There are two models of injection pump. One of them is equipped with a nut for the larger electronic valve. For this reason, follow the specific instructions for each one of these as follows: |
Injection pump with larger electronic valve nut |
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