Check to see that the large value electrolytic capacitor in the time
delay circuit is well-soldered into the circuit. If not, it won't
charge and keep the relay latched.
Quoting Geoffrey Way <firstname.lastname@example.org>:
> Hi TTians,
> I bought the nice little ERC German-made rotator interface kit,
> and have put it together and installed it in my Ham-IV control
> box, but have a wrinkle.
> For reasons I don't yet understand, the brake release relay
> doing its job. If I manually press the brake release lever, the
> other 2 relays turn the antenna, and it stops on target. The
> brake release relay seems to do nothing, even though I hear it
> clicking. I double checked that the wires are correctly
> to the manual switch leads, and the corresponding buss points
> on the kit.
> If there is someone who has this unit working correctly, I'd
> be interested to get some info on how the brake release
> relay behaves in their unit; perhaps I've overlooked something.
> -- KA1IOR
> TowerTalk mailing list
TowerTalk mailing list