Sounds like a regulator to me. What is the voltage at idle and at 5K RPM? Sent via BlackBerry by AT&T
-----Original Message----- From: Gilles <[email protected]> Sender: [email protected] Date: Mon, 10 Sep 2012 00:30:54 To: <[email protected]> Reply-To: [email protected] Cc: <[email protected]> Subject: Re: [Nighthawk Lovers] Unstable electric power on CB450 Nighthawk I agree that it must be something that affects the general circuit. I did the test of the horn and it does the same as the headlights. I checked all the wires manually and all look fine. I will continue to investigate. Gilles On Sunday, September 9, 2012 7:19:33 AM UTC-7, Hanghank wrote: > > In case you have not determined the cause of your problem: > > From your description of “In particular the turning signal. When the > engine is idling, the lights flash ok, but when I ride at higher rpm they > start to flash erratically. The intensity of the headlight also changes > when I ride.” I would be suspicious of a loose or weak electrical > connection that is being disturbed by the vibration and shaking of riding. > If it is affecting turn signals and headlights, it would have to be a major > connection common to both of those circuits. The voltage > regulator/rectifier is for recharging the battery and would not be > involved. The turn signal relay cannot affect the headlights. The > connection may be affecting running lights, brake lights, etc. and you re > only seeing the results in the circuits that are most easily observable. > How about the horn? Does it vary with the lights? Go ahead, drive down > the streets with the horn blaring! OK, a quiet road or street. *;~)* > > Gene > > *From:* Gilles <javascript:> > *Sent:* Saturday, September 08, 2012 2:01 PM > *To:* [email protected] <javascript:> > *Subject:* [Nighthawk Lovers] Unstable electric power on CB450 Nighthawk > > I fixed my 1986 CB450 Nighthawk which has been sitting in my garage for 12 > years. After cleaning the carburetors and serviced the front break, the > engine is running great. I have a problem with the lights which are not > stable. In particular the turning signal. When the engine is idling, the > lights flash ok, but when I ride at higher rpm they start to flash > erratically. The intensity of the headlight also changes when I ride. > Before purchasing new parts (flasher relay or regulator/rectifier) I would > like to do some checks to determine which part is not working. > Is there a simple test I can do to determine whether the relay or the > regulator is wrong? > I cannot see any other part that may produce this diagnostic. > Thank! > Gilles > > -- > You received this message because you are subscribed to the Google Groups > "Nighthawk Motorcycle Lovers!" group. > To post to this group, send email to [email protected]<javascript:> > . > To unsubscribe from this group, send email to > [email protected] <javascript:>. > Visit this group at > http://groups.google.com/group/nighthawk_lovers?hl=en-US. > > > -- You received this message because you are subscribed to the Google Groups "Nighthawk Motorcycle Lovers!" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. Visit this group at http://groups.google.com/group/nighthawk_lovers?hl=en-US. -- You received this message because you are subscribed to the Google Groups "Nighthawk Motorcycle Lovers!" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. Visit this group at http://groups.google.com/group/nighthawk_lovers?hl=en-US.
