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Posted

I just checked my voltage 14 volts at 3000 at around 5000 RPM getting 17 Volts at my battery up to around 21 Volts at around 6000 I believe I need to replace it. Any ideas?

Posted (edited)

Damien - There is a huge range of voltage regulator and opinions on what is best/most cost effective. Do a google search - Everything from ride on mower & motorcycle units, to Rotax OM (the most costly by far).

 

Everyone swears by their particular choice, so very hard to get an unbiased recommendation. Much will depend on your budget and willingness to try something other than OM.

 

The following,  non Rotax,  alternatives have some enthusiastic users and detractors:

 

  • Silent Hektik 
  • Ducati 
  • John Deere
  • AVC1
  • Carr 5115
  • Advanced Power

 

Whatever you get, make sure it is mounted in a well vented area - VR's have cooling fins to dissipate heat, so need some airflow for long service life.

 

RFGuy or one of the other electronics experts, on this Forum, are possibly your best bet for advice.

 

 

Edited by skippydiesel
Posted
  On 13/06/2024 at 12:40 AM, facthunter said:

That's going to wreck any kind of battery. WHAT type is in there at the moment?   Nev

Expand  

might be why he needs a new tacho

Posted
  On 13/06/2024 at 12:40 AM, facthunter said:

That's going to wreck any kind of battery. WHAT type is in there at the moment?   Nev

Expand  

The clear square type I think the original 

Posted (edited)

 Could be sulphated up and have a high resistance. When charged the Plate colour should be dark brown and grey.  Nev

Edited by facthunter
more content.
Posted (edited)
  On 13/06/2024 at 2:53 AM, Damien said:

The clear square type I think the original 

Expand  

 

Edited by BrendAn
Posted

First thing I'd do is replace it  I think, but you'll have to check the voltages and charge rate straight away.  Nev

Posted

i wouldn't bother helping this bloke. something dodgy here. i gave him a replacement tacho and mailed it at my own cost and he has given me the cold shoulder since.

strange.

Posted
  On 13/06/2024 at 3:02 AM, BrendAn said:

 

Expand  

 

  On 13/06/2024 at 3:32 AM, BrendAn said:

i wouldn't bother helping this bloke. something dodgy here. i gave him a replacement tacho and mailed it at my own cost and he has given me the cold shoulder since.

strange.

Expand  

 

  On 13/06/2024 at 3:32 AM, BrendAn said:

i wouldn't bother helping this bloke. something dodgy here. i gave him a replacement tacho and mailed it at my own cost and he has given me the cold shoulder since.

strange.

Expand  

 

  On 13/06/2024 at 3:32 AM, BrendAn said:

i wouldn't bother helping this bloke. something dodgy here. i gave him a replacement tacho and mailed it at my own cost and he has given me the cold shoulder since.

strange.

Expand  

Sorry mate I don’t know how I have given you the cold shoulder am I not getting tagged in conversations? I just got some emails saying that I had some unread posts but I am now replying I appreciate any and all help an will have a conversation with anyone I’m a happy type bloke I’m sorry if I have upset you 

Posted
  On 13/06/2024 at 3:16 AM, facthunter said:

First thing I'd do is replace it  I think, but you'll have to check the voltages and charge rate straight away.  Nev

Expand  

Thanks the current was about 7 amps but voltage was high 14-17 volts 

Posted
  On 13/06/2024 at 3:58 AM, Damien said:

 

 

 

Sorry mate I don’t know how I have given you the cold shoulder am I not getting tagged in conversations? I just got some emails saying that I had some unread posts but I am now replying I appreciate any and all help an will have a conversation with anyone I’m a happy type bloke I’m sorry if I have upset you 

Expand  

not upset , just annoyed you ignored my messages but doesn't matter. 

Posted
  On 13/06/2024 at 1:52 AM, skippydiesel said:

Ducati 

Expand  

Having worked with Ducati.....

 

this is the last regulator I would recommend.

they are notorious for overcharging and overheating.

we would often replace with aftermarket alternatives and relocation kits to put them in the airflow

Posted
  On 13/06/2024 at 5:42 AM, spenaroo said:

Having worked with Ducati.....

 

this is the last regulator I would recommend.

they are notorious for overcharging and overheating.

we would often replace with aftermarket alternatives and relocation kits to put them in the airflow

Expand  

Thankyou for the advice 

Posted
  On 13/06/2024 at 12:40 AM, facthunter said:

That's going to wreck any kind of battery. WHAT type is in there at the moment?   Nev

Expand  

It’s the original I think nev square type with an epoxy cover 

 

  On 13/06/2024 at 12:40 AM, facthunter said:

That's going to wreck any kind of battery. WHAT type is in there at the moment?   Nev

Expand  

 

Posted
  On 13/06/2024 at 1:52 AM, skippydiesel said:

Damien - There is a huge range of voltage regulator and opinions on what is best/most cost effective. Do a google search - Everything from ride on mower & motorcycle units, to Rotax OM (the most costly by far).

 

Everyone swears by their particular choice, so very hard to get an unbiased recommendation. Much will depend on your budget and willingness to try something other than OM.

 

The following,  non Rotax,  alternatives have some enthusiastic users and detractors:

 

  • Silent Hektik 
  • Ducati 
  • John Deere
  • AVC1
  • Carr 5115
  • Advanced Power

 

Whatever you get, make sure it is mounted in a well vented area - VR's have cooling fins to dissipate heat, so need some airflow for long service life.

 

RFGuy or one of the other electronics experts, on this Forum, are possibly your best bet for advice.

 

 

Expand  

Thankyou for you advice I’ll have a look at a few listed and see if they will suit 

Posted
  On 13/06/2024 at 2:49 AM, BrendAn said:

might be why he needs a new tacho

Expand  

Yes Brendan I believe it could be I think I also fried the fuel level and ect gauge 

Posted
  On 13/06/2024 at 2:52 AM, facthunter said:

Would affect everything potentially. No pun intended but if you like it you can have it. Nev

Expand  

I’ll take the pun thanks nev 

Posted
  On 13/06/2024 at 2:54 AM, facthunter said:

 Could be sulphated up and have a high resistance. When charged the Plate colour should be dark brown and grey.  Nev

Expand  

Sorry, I’m not understanding what your saying  nev 

Posted

Thought it had a clear plastic casing. Sulphated is when a lead acid Battery sits discharged for too long. White stuff builds up on the Plates.  Nev

Posted
  On 13/06/2024 at 4:06 AM, BrendAn said:

not upset , just annoyed you ignored my messages but doesn't matter. 

Expand  

Well again sorry mate didn’t mean to offend you I have been working all day and just checking my emails now so again sorry

Posted
  On 13/06/2024 at 7:03 AM, facthunter said:

Thought it had a clear plastic casing. Sulphated is when a lead acid Battery sits discharged for too long. White stuff builds up on the Plates.  Nev

Expand  

Oh ok not he battery is fine nev no build up it’s just as the increased rpm the voltage to the battery and then in turn to the instruments also increases to a point where it’s sometimes around 18 volts now in my limited understanding I’d believe that the voltage regulator should limit to about 14.5 v max and increase the current for an increase in rpm while holding a steady voltage to a point where the battery is charged and then floats the current?

Posted

I only have a PC. If I'm away I'm essentially out of contact on line. Sometimes Microsoft mucks things up for a while also. For ME life used to be a BEACH.  Nev

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