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**raggedjim** · 04-13-2024, 09:26 AM

You may have a bad diode, if one goes bad it only charges on the half cycle. Do you know how to test diodes? It being older it may have a rectifier plate with multiple diodes on each lead.

04-13-2024, 09:26 AM	#3
raggedjim Senior Member Join Date: Jun 2002 Location: Murray, Kentucky Posts: 3,392	Re: Let's talk battery chargers You may have a bad diode, if one goes bad it only charges on the half cycle. Do you know how to test diodes? It being older it may have a rectifier plate with multiple diodes on each lead. __________________ Roger '68 Short step - https://67-72chevytrucks.com/vboard/...d.php?t=849675 '69 ('70?) 2wd Blazer '70 GMC Jimmy 2wd Last edited by raggedjim; 04-13-2024 at 09:34 AM.