The planned work will last for 30 days, the person said, asking not to be identified because the information isn’t public.
Rich Johnson, a Phillips 66 spokesman at the company’s headquarters in Houston, declined to comment, citing company policy.
The 139,000-barrel-a-day Los Angeles refinery is made up of two plants, in Carson and Wilmington, that are linked by pipeline. The complex, which runs mainly heavy, high-sulfur crudes, produces gasoline, diesel and other products for markets in California, Nevada and Arizona, Phillips 66’s website said.
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