Good for you hoochiepapa. For a first grow, hell yes. Have fun. Keep an eye on the tops of your rockwool for white mold. Cover 'em up a with a little more hydroton.
~sp
Hey Jamesss...it sounds to me like the motor is single phasing or possibly bound. Are you sure you have the right voltage? Does the blower spin freely? If your sure of these things and they are correct, I'd contact the seller.
By the way, make sure you HOOK UP YOUR GROUND WIRE! There is to...
If the tips are yellowing a bit, it could be from the chlorine in your tap water. Maybe try and let the watering jug sit out in the open for a day or so; so that crap can evaporate.
lol. You know, my wack-job brother actually tried putting fabric softener sheets inside his tighty-whities in an effort to calm his wife during the nighttime hours. LMAO.
God Bless that woman.
Seriously folks, my brother truely has a rotten gut.lol.