In a civil case, after deliberating for more than three hours, after the jury has retired to consider the evidence, what is the effect of the judge's summation of the evidence?

In People v. Flores, supra, after the jury had deliberated three hours, the judge recalled them, made an extensive summation of the evidence in the course of which he said that if they believed the evidence of certain police officers, then they must find the defendant guilty and the court said: 'I would not have spent two minutes in deciding this case because I would have decided that the defendant was guilty.' In reversing the appellate court said 17 Cal.App.3d at page 586, 587, 588, 95 Cal.Rptr. at page 143: