J
Jack Kerouac
Guest
"Dave White" <[email protected]> wrote in message
news:[email protected]...
>
> I've not played with the Husky winch but I assume they are a serial
> wound motor, the same as the Warn ones that I am familiar with.... ISTR
> that Husky solenoids were considered better than Warn at one time and
> used by Warn owners before the Allbright ones came along and dispensed
> with the individual solenoids altogether so they should be similar.
>
> If so then you would expect 3 power connections to the motor (Field 1,
> Field 2 and Armature) and an earth connection to the other side of the
> armature.
>
> When the solenoids activate, they connect either F1 or F2 to the
> Armature (A) and power to the field connector not connected to the
> Armature. The current then flows from F1 to F2 to A to Earth when the
> motor turns in one direction and F2 to F1 to A to Earth to turn it the
> other way. You can test the motor by putting a jump lead between F1 and
> A and then connecting power +ve to F2 and the earth to -ve.
>
> Your multimeter readings sound correct up to a point. Remember that when
> you activated the solenoids you were measuring the difference between
> the battery positive and the motor so 0 volts would indicate that the
> motor had 12V. I am surprised that you get what looks like an earth
> connection at the field windings though. It may be due to a bad solenoid
> but it could just be that the solenoids are configured to provide a
> changeover so one field winding is connected to the armature whenever
> the solenoids aren't activated. That being the case you will get an
> earth potential through the armature winding.
>
> The most likely cause of your problem is a solenoid not providing a good
> contact and, as a result, you're not getting enough current through the
> circuit to turn the motor. I normally test the motor first without the
> solenoid pack and, if that is OK, you can then try and figure out which
> part of the circuit the solenoid pack isn't fulfilling.
>
> If you want any spares BTW I can highly recommend PG Winches http://www.
> winchrepairs.co.uk/ they are extremely helpful, the prices aren't bad
> and they seem to have all sorts of bits in stock.
>
> HTH
>
> cheers
>
> Dave W.
> http://www.yorkshireoffroadclub.net/
>
Dave:
I have since purchased 2 new prestolite solenoids. I plan to install them
sometime this week.
Thanks for the info.
