PBSF Turbo problems?
#1
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Vegan on a bicycle
Joined: Sep 2009
Posts: 1,235
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From: wellington NZ (via NJ & NC)
PBSF Turbo problems?
just wondering if anyone has had any problems with a PBSF TURBO turning itself off, or if it's just me?
https://www.youtube.com/watch?v=otETfkQFJtY
https://www.youtube.com/watch?v=BbuyytlReQw
i thought this was a problem that was fixed during early production of the original PBSF. maybe i'm just lucky
https://www.youtube.com/watch?v=otETfkQFJtY
https://www.youtube.com/watch?v=BbuyytlReQw
i thought this was a problem that was fixed during early production of the original PBSF. maybe i'm just lucky
#2
Senior Member
Joined: Jul 2008
Posts: 909
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From: Knoxville, TN
Bikes: Klein
No, but I don't normally hit it against my hand. Just kidding.
I've never noticed it turning off. Just to be certain I removed it from the bike and hit it against my hand like you did. It never switched off.
Looks like you might have a defective unit.
I've never noticed it turning off. Just to be certain I removed it from the bike and hit it against my hand like you did. It never switched off.
Looks like you might have a defective unit.
#4
Thread Starter
Vegan on a bicycle
Joined: Sep 2009
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From: wellington NZ (via NJ & NC)
#5
Yes! I have. But I think it was because I had it zip tied to the reflector bracket on my rack, and perhaps it was too rattly and insecure there. When I clip it to my belt or bag or whatever then it's fine. This only started happening after I dropped it once when changing the battery.....
How do you have it mounted?
How do you have it mounted?
#6
Thread Starter
Vegan on a bicycle
Joined: Sep 2009
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From: wellington NZ (via NJ & NC)
^^^
i've got PB/PDW brackets on my rear rack, and under the saddle with a slightly modified water-bottle holder. both give a pretty stiff ride to whatever lights are mounted there, but i suspect the rear rack would be stiffer. both times i had a real-world turbo failure they where on the saddle mount. i've never had this type of failure with a PDW light.
mounted on something softer (jacket, pannier, etc) i suspect this wouldn't be a problem, but then aiming the light properly is pretty much impossible.
i've got PB/PDW brackets on my rear rack, and under the saddle with a slightly modified water-bottle holder. both give a pretty stiff ride to whatever lights are mounted there, but i suspect the rear rack would be stiffer. both times i had a real-world turbo failure they where on the saddle mount. i've never had this type of failure with a PDW light.
mounted on something softer (jacket, pannier, etc) i suspect this wouldn't be a problem, but then aiming the light properly is pretty much impossible.
#7
My PBSF Turbo turns itself off too. Schmucker mentions the same experience in this thread. Cause: unknown.
#9
Senior Member

Joined: Apr 2006
Posts: 2,471
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From: Gig Harbor, WA
Bikes: Surly Long Haul Trucker, Gary Fisher Hoo Koo E Koo, Dahon Mu P 24 , Ritchey Breakaway Cross, Rodriguez Tandem, Wheeler MTB
Nice to know before purchase which I had planned to do. Think I'll hold off for awhile.
#10
Zoom zoom zoom zoom bonk

Joined: Sep 2006
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From: New Zealand
Bikes: Giant Defy, Trek 1.7c, BMC GF02, Trek Marlin 6, Scott Sub 35, Kona Rove, Trek Verve+2
Its a design flaw in the electronics. When the power supply is interrupted momentarily the light stays off. Other lights I've seen don't do this, they start up again right away.
PS I've ridden 1000s of miles without my PBSFs turning themselves off.
PS I've ridden 1000s of miles without my PBSFs turning themselves off.
#11
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Vegan on a bicycle
Joined: Sep 2009
Posts: 1,235
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From: wellington NZ (via NJ & NC)
that's it. they say it'll be fixed in the next production run.
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