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Bosch C920ES
EA Error Code TroubleshootingService Bulletin G3-33Models: 715ES, C800ES, C920ES, C920ESC, 2400ES, 2700ES, Evolution 500, Integra 500 WARNING: This bulletin includes troubleshooting that should ONLY be performed by a qualified professional.IntroductionEA Error code explanation:The unit could not establish a burner fl ame signal at start up. Typically …
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