<VV> QUALITY voltage regulator?

[Mark Durham]

Oh well, had to try!  Mark Durham

On Sun, May 2, 2010 at 7:15 PM, Les <corvair at mts.net> wrote:

> Unfortunately they are both non adjustable electronic types... not the
> mechanical ones!
>
> Les
>
>
> On 5/2/2010 8:50 PM, Mark Durham wrote:
>
>> Les, there is no need to replace that 18 volt regulator. You can adjust
>> the regulator. Take the cover off, and check the points. There are two sets,
>> one closes and stays closed which turns off the light (closing this circuit
>> provides equal voltage actoss the bulb and the light goes off). If the upper
>> contacts aren't already burnt (you can file them smooth with a point file)
>> adjust the arm that the spring is attached to, just push it in a bit so
>> there is less tension. The spring is keeping the points closed too tight
>> which runs current thru the coil until coil force equals spring force and
>> the points open which is at whatever voltage the spring sets. The contacts
>> move between the upper and lower points to keep voltage in range under
>> different loads.
>> Adjust the spring tension to about .25 volts higher than measured battery
>> voltage. Any more, .5 volts might be OK, and you will cook the battery, or
>> it will gas profusely and stink up the car and cause higher corrosion
>> problems in the engine bay.
>> As long as the voltage is just above voltage of a fully charged battery,
>> it will charge it and keep it charged. When you turn on accessories, lights,
>> etc, it lowers voltage in the system, the points close and brings the
>> voltage back up to the preset setting, which provides the current to run the
>> lights and accessories.
>> I just placed a flat blade screwdriver where the spring attaches and
>> pushed in gently until I felt it bend slightly, rechecked the voltage, and
>> adjusted until it was right.
>> Mark Durham
>>
>> On Sun, May 2, 2010 at 7:30 AM, Les <corvair at mts.net <mailto:
>> corvair at mts.net>> wrote:
>>
>>    (for alternator)
>>
>>    Had a voltage reg problem - regulated OK but GEN/FAN light didn't work
>>    properly.
>>    Replaced VR with a spare I had - now GEN/FAN light works but I get 18V
>>    charging.
>>
>>    Any recommendations for a QUALITY voltage regulator? No $10 chinese
>>    stuff need apply.
>>
>>    Les
>>
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>