TS 150 battery won't hold charge

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TS 150 battery won't hold charge

Postby Andybantam71 » Mon May 27, 2019 10:46 am

Hello all, I have a 77 TS150 that the battery is losing charge when running, I am only getting 5 volts at approx. 2000rpm(the battery was charged and checked out ok). The bike has a original style regulator(metal domed cover) so I am thinking it's either the regulator the coil or the commutator? any help or suggestions would be greatly appreciated. Many thanks, Andy.
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Re: TS 150 battery won't hold charge

Postby DAVID THOMPSON » Mon May 27, 2019 2:06 pm

charge battery and measure battery and check to see if it drops without being hooked up
to bike
Dave 2002 MZ RT125+1995 Saxon Tour(500cc)
1997 MZ 660 Traveller+6/13/09 WV USA
"IN the end times the IDIOTS will be in charge
of everything"
"I like the road less traveled if it's PAVED!"
wd8cyv at yahoo dot com
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Re: TS 150 battery won't hold charge

Postby Andybantam71 » Tue May 28, 2019 3:38 am

Hi Dave, thanks for your reply. The battery holds a charge when not on the bike, I've got a output from the coil and the dynamo checks out ok. If I turn any lighting on even including the brake light it kills the engine. Regards Andy.
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Re: TS 150 battery won't hold charge

Postby DAVID THOMPSON » Tue May 28, 2019 7:54 am

try a different battery or load test the current one some times battery will show 6 or 12 volts
but will not deliver any current flow
Dave 2002 MZ RT125+1995 Saxon Tour(500cc)
1997 MZ 660 Traveller+6/13/09 WV USA
"IN the end times the IDIOTS will be in charge
of everything"
"I like the road less traveled if it's PAVED!"
wd8cyv at yahoo dot com
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DAVID THOMPSON
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Posts: 5162
Joined: Sun Nov 23, 2003 11:01 am
Location: Parkersburg, West Virginia USA .questions answered MZ 95 up, BMW 1953 to 1979 and ham radio WD8CYV

Re: TS 150 battery won't hold charge

Postby Andybantam71 » Tue May 28, 2019 8:25 am

Hi, thanks again but the battery checks out ok. Regards Andy.
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Re: TS 150 battery won't hold charge

Postby Puffs » Thu May 30, 2019 4:38 am

Removed
Last edited by Puffs on Mon Jan 06, 2025 7:42 am, edited 2 times in total.
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Re: TS 150 battery won't hold charge

Postby Andybantam71 » Thu May 30, 2019 7:10 am

Hi, thanks for your reply. I've ordered a coil, regulator, condenser and carbon bushes so I'll see how I get on. Regards Andy.
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Re: TS 150 battery won't hold charge

Postby Puffs » Fri May 31, 2019 4:49 am

Removed
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