4-19
2
）
Put a cleaning rag on the connection position to avoid fuel splash.
3
）
The removed components should be put in clean position and be covered well, but do not use the cloth which drops fiber.
4
）
If the opened components will not be repaired immediately, it should be covered or sealed carefully.
5
）
Only the clean components can be installed.
6
）
Do not damage the O-ring when install the fuel injector. A few lubricating oil is allowed to be coated on the O-ring for the convenience of assembly.
