Kia Optima: Installation
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Do not reuse the injector retaining clip, O-ring,
backup ring, washer seal or combustion sealring. Once an injector is
removed, the five components must be replaced with new ones. |
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Item 1,3 and 4 are supplied in a single kit. |
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Install the component with the specified
torques. |
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Note that internal damage may occur when
the component is dropped. If the component has been dropped,
inspect before installing. |
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Apply engine oil to the injector O-ring. |
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Do not reuse the delivery pipe mounting bolts.
Once the delivery pipe is removed, the boltsmust be replaced
with new ones. |
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When inserting the injector, be careful not
to damage the injector tip. |
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When replacing the washer seal, the steal
plate (A) part should be faced the cylinder installation part
and the rubber plate (B) part should be faced the injector body
part.
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Do not reuse the combustion seal. |
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Be careful not to apply engine oil on the
combustion seal ring. |
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Avoid dropping the fuel pipe (including injectors)
or bumping it into any hard objects sincedamage to the internal
components may occur. If necessary, visually inspect and confirmproper
operation with performance tests prior to reuse. |
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Before installing the injector into the cylinder
head, clean the injector hole and avoidcontaminants from entering
inside the injector hole. When installing the injector, avoid
bumpingthe injector tip into any of the surrounding components
since the tip may become damagedfrom the impact. |
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When fastening the three fuel delivery pipemounting
bolts, fully hand-tighten first, andthen tighten in the proper
sequence ( → 
→  ) in several cycles up tothe specified
torque. The delivery pipeshould move less than 1/8 inch (approx.3mm),
whenever each bolt is tightened. |
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| 1. |
Installation is reverse of removal.
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In case of removing the high pressure fuel pump,
high pressure fuel pipe, delivery pipe, and injector, there may be injury
caused by ...
The injector combustion seal should be replaced new one to
prevent leakage after removing the injector.
1.
Remove the combustion seal (A) with a wire cutter.
...
Removal
Replacement