Morning everyone!
The amp. it's ALLRIGHT ! at the moment.
The problem it's the C3 Cap in shorted.
Now, it's in silence and not smoke. The 1 amp. fuse it's well also.
the next step it's to install the 3-500Z Tubes. I am inform you later.
Thanks for your appreciated help.
we are in contact, see you..
EA8AUW - Eduardo de Vera
2010/6/21, Eduardo de Vera Mateo <ea8auw@gmail.com>:
> Hello Everybody !
>
> I have a problem with my Kenwood TL 922 amp. concretely with the
> filaments transformer (T2) some time ago with a hard fried noise and
> smoke.
>
> I'm try repair it and now I have a new never use filaments transformer
> installed, at the moments have not the hard fried noise but if I have
> a little smoke and probably it returns to break quickly.
>
> I put a 1 amp. fuse in the primary entry of 120 Volts for protection
> in the filaments transformer. when I connected the amplifier to
> electrical suministry this fuse it's broken for 2 times and later I am
> soldered 3 cable copper filaments in the fuse and not broken more but
> the transformer smoking little bit and I disconnect quickly.
>
> I am not installed the 3-500 Z tubes at the moments for this reason.
>
> The HV transformer tell me in CW position 2.100 Volts and in the SSB
> position 3.100 Volts.
>
> Where can to it's the breakdown ? In the HV Transformer, in the
> Electrolytic capacitors block or in other part ...............
>
> Thanks for your help !
>
> I hope to solve this.
>
> 73 de Edu - EA8AUW
>
> PD. sorry, I hope that understand me, my english lenguage it's very poor.
>
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