Goodman Gas Furnace - GMPN
Re: Lockout Codes
# of Flashes | Description |
1 | Ignition failure (3 tries) |
2 | Pressure switch stuck closed |
3 | Pressure switch stuck open |
4 | Limit switch open or Blown low voltage fuse |
5 | Flame present with gas valve off |
6 | Brown-out voltage |
7 | Twinning fault |
Rapid Flash | Wrong polarity |