It's normal for the upper and lower to be a few degrees
different. If part of the coil is room temp, you may be low on
If it's cooling the house OK, don't worry about it. Otherwise,
call a HVAC service company.
You may have to upgrade from CAC to EAC, or even FAC. The new
energy standards are much higher. (grin here). I think they
stopped selling BAC in 1994. (wink, wink).
Christopher A. Young
You can\'t shout down a troll.
Click to see the full signature.