Goodman Furnace: Standard furnace vent and intake connections
Standard furnace vent and intake connections on a Goodman furnace: The vent outlet takes 2 in. pipe and is glued into the furnace fitting, or a short 2 in. section can be glued in with a rubber coupling for service removal. Route piping away from refrigerant lines, metering devices and condensate lines. Two 45-degree long-sweep elbows make an offset that counts as one 90-degree elbow.
Applies to: Vent/flue connections
How to fix standard furnace vent and intake connections: step by step
- Glue the vent pipe into the furnace fitting, or use a short glued section and rubber coupling.
- Route vent and intake pipe clear of refrigerant lines, metering devices and condensate drains.
- Use two 45-degree long-sweep elbows if extra clearance is needed; count as one 90-degree elbow.
If the unit shows an error code, look it up: Goodman Furnace codes
More commissioning tips for furnace
Source: Goodman GMVC96 service and troubleshooting manual, p. 14. Written in our own words as a summary; always check the original manual.
General guidance for qualified technicians. The manufacturer's installation and service manual and local codes always take priority. Aurora Star Tech is not affiliated with, endorsed by or sponsored by any equipment manufacturer; brand and model names are used only to identify equipment and belong to their owners.