MASTER ELECTRICIAN-27 YEARS EXP. I CAN HELP YOU!
rruss39 posted an answer for this Rheem 40 GAL ELEC TALL Water Heater 6YR SC 82VH402:
"131 deg F (55 Cel) is within the range of your pop-off valve. Calcium and lime deposits..."
rruss39 posted an answer for this Emerson PowerSure Personal 500VA (PSP500-115) UPS System:
"UPS battery backups sometimes come with two ratings, one is continuous use, and the other..."