president washington (858)

[Number15]

Haveing problem, radios swings backwards need help?

 

[440denver]

Change the 1307 rf final to a 1969.Works everytime.

 

[spider451]

if thats not it i would check the bias variable resister and thermal diode on both 1306 and 1307

 

[Robb]

if thats not it i would check the bias variable resister and thermal diode on both 1306 and 1307

Right.
Very well could be that 'someone' attempted to 'tune up' the radio and allowed too much bias voltage - thinking that 'more is better'. Check an online manual for certainty.
Just two cents...