. >> reporter: what this furnace in bridget stephen's house near was a spark. because it was dead, cold broken. >> it was freezing in here. so i checked the thermostat and in the house. >> reporter: now, normally, fixer, her husband robert. but he was off serving his country. still, with two kids at home, anyway, by text. but ultimately it wasn't >> reporter: so bridget gave in and calls this guy, paul betlyn, who headed right over, even though -- >> i'm not supposed to be doing work. i just had a knee replacement. >> reporter: and so, paul betlyn goes inside this thing with a screwdriver, while bridget watches, and just chats. >> you know, my husband really would have been able to figure this out but he's getting ready to deploy. >> reporter: well, betlyn gets the thing going again. the furnace gets its spapa, and so did he. in his heart, when he writes out the bill. >> i couldn't say it because i would get emotional. so i wrote, night call deployment special. $1. >> reporter: that's right. what would have been a bill for about $150, he wrote down to a buck. a

. >> reporter: what this furnace in bridget stephen's house near pittsburgh needed the other day was a spark. because it was dead, cold broken. >> it was freezing in here. so i checked the thermostat and saw that i it was li 50 degrees in the house. >> reporter: now, normally, she'd turn to her main furnace fixer, her husband robert. but he was off serving his country. still, with two kids at home, she reached out to robert anyway, by text. >> he gave me a couple of tips, but ultimately it wasn't working. >> reporteter: so brget gave in and calls this guy, paul betlyn, of betlyn heating and cooling, who headed right over, even though -- >> i i'm not sposed be doing i just had a knee replacement. >> reporter: and so, paul betlyn goes inside this thing with a screwdriver, while bridget watches, and just chats. >> you know, my husband really would have been able to figure this out but he's getting ready to deploy. >> reporter: well, betlyn gets the ing going again. the furnace gets its spark, and so did he. in his heart, when he writes out the bill. >> i couldn't say it because i would

. >> reporter: what this furnace in bridget stephen's house near pittsburgh needed the other day wasbecause it was dead, cold broken. >> i felt that it was freezing in here. so i checked the thermostat and saw that it was like 50 degrees in the house. >> reporter: now, normally, she'd turn to her main furnace fixer, her husband robert. but he was off serving his country. still, with two kids at home, she reached out to robert anyway, by text. >> he gave me a couple of tips, but ultimately it wasn't working. >> reporter: so bridget gave in and calls this guy, paul betlyn, of betlyn heating and cooling, who headed right over, even though -- >> i'm not supposed to be doing work. i just had a knee replacement. >> reporter: and so, paul betlyn goes inside this thing with a screwdriver, while bridget watches, and just chats. >> you know, my husband really would have been able to figure this out but he's getting ready to deploy. >> reporter: well, betlyn gets the thing going again. the furnace gets its spark, and so did he. in his heart, when he wrote out the bill. >> i couldn't say it beca

. >> reporter: what this furnace in bridget stephen's house near pittsburgh needed the other day was a spark. because it was dead, cold broken. >> i felt that it was freezing in here. so i checked the thermostat and saw that it was like 50 degrees in the house. >> reporter: now, normally, bridge jet would turn to her main furnace fixer, her husband robert, but he was off serving his country. still, with two kids at home, she reached out to robert anyway, by text. >> he gave me a couple of tips, but ultimately it wasn't working. and called this guy, an paul betlyn of betlyn heating and cooling who headed right over, even though -- >> i'm not supposed to be doing work. i just had a knee replacement. >> reporter: and so, paul betlyn goes inside this thing with a screwdriver, while bridget watches, and just chats. >> you know, my husband really would have been able to figure this out but he's getting ready to deploy. >> reporter: well, betlyn gets the thing going again. the furnace got its spark, and so did he. in his heart, when he wrote out the bill. >> i couldn't say it because i woul