Evaporator coil Frozen 2/3 up from the bottom Thaw ice with heat pump heat mode and recharge with 19 Oz new r422b. No additional leak stop is necessary at this time Homeowners are interested in a consultation with Cathy to discuss options of geothermal replacement versus electric air handler and outside heat pump. * Natural gas is NOT available Cathy Shankland 614-679-3928 Cathy@westinair.com Bard geothermal r22 system is 20 years old installed in 2005 and has needed a refrigerant charge two seasons in a row. Homeowners are ready and understand the situation