Polanco is hitting .150 (6-for-40) with one double, one home run and six RBIs in 11 games since June 6. He has hit .233 since April.
"He's banged up," Manuel said. "He has aches and pains. He's been struggling some and things like that. A little nagging stuff. All over. I figured [Sunday] would be a good day for him to rest."
Manuel also played Michael Martinez in left field and Ben Francisco in right field. Raul Ibanez was the designated hitter. Right fielder Domonic Brown got the day off. He is hitting .122 (5-for-41) with one double, three home runs and five RBIs in 12 games since June 6.