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  1. Dr_Dispronounce

    dam you rectifier...

    I pulled under the seat apart and found some loose connections as well as the stock battery fuse holder was terrible. Re installed a new one and soldered up the loose connections which ran to the rectifier. I re tested the rectifier and its operating as it should. In a retest the battery is...
  2. Dr_Dispronounce

    dam you rectifier...

    I have the same battery as stock. With the dual wire. Lead. I ran a volt meter. Battery is holding at 6.3 well. has been sat off charger for a week on bench. When bike is running at idle: 5.6v on red wire 5.9v on red/white wire when lighting is on: 5.6v on red wire 0.5v on red/white wire -Hmmm...
  3. Dr_Dispronounce

    dam you rectifier...

    So, 1975 ST90, changed the rectifier after the stock one died. All was ok until recently 1 - 2 months of riding and now the bike seems to be killing batteries, two dead. Thinking that the replacement rectifier could be bad? I checked the connections are flowing correctly and it is. I purchased...
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