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- Wed Oct 17, 2018 9:57 pm
- Forum: Coleman Service & Repair
- Topic: Always wondered what this is?
- Replies: 0
- Views: 21586
Always wondered what this is?
Hello, I have lived in my manufactured housing now for almost 4 years and while my furnace runs with no issue.. I have always wondered what this is inside my furnace..? Underneath the what looks like a makeshift filter.. is a metal flap thats once air starts moving is always open.. The hole connects...