AC Diagnostic System: Upstairs Refrigerant Type R410A Metering Device- TXV SP/HP 134/318 SLT/LLT 70/99 VSAT/LSAT 46/99 SH/SC 24/1 Outdoor Entering Air Temperature 92 Blower Amps- 1.64 Return Temperature- 76 Supply Temperature- 56 Temperature Difference- 20 Filter Size(s) 20x25x4 Returned tstat to original settings: Y Unit operational; prior to leaving: Y Notes: Called out because fan for upstairs was not working. Upon arrival Mr. Yuskiewicz said that the upstairs actually seems to be working and he thinks his son just had the unit turned off. He asked that I check the unit out anyway. The temperature Difference and blower amps are within manufacturers range while in attic I found water draining into the emergency pan, the primary drain line is backed up and the emergency pan had no overflow safeties. The refrigerant pressures are low per manufacturers specifications could be due to a leak would need to perform leak search to confirm although pressures are still high enough for un