Check out Joes Auto sales in Fl. When he goes through a truck, he goes through it. His mechanics are all ex Altec guys as I've been told. I spent 25K on my rearmount. Altec says it needs 38K in repairs. Most of which I've done on my own, but they are still repairs. My suggestion, don't spend...
Hell no. My acct 179ed my new chipper two yrs ago. I am not happy that she did as now, like John says ,I have to double down to keep up with what I cannot write off. Which means I just pay more to the govt. faahk that!
The crackling is from moisture at the mic connection. A little dielectric silicone goes a long way! As far as the non communication, try updating them or even resetting them. If someone gets pissy and hits the button too many times, it can really throw things out of whack.