Frigidaire Furnace Error Codes

Problem Solution
Rapid LED:Incorrect 24 Volt Phasing.
1 Flash:Flame with Gas Off.
2 Flash:Pressure Switch Stuck Closed.
3 Flash:Pressure Switch Stuck Open.
4 Flash:High Limit Switch Open.
5 Flash:Rollout Switch Open.
6 Flash:Lockout Caused By Pressure Switch.
7 Flash:Lockout Caused By No Ignition.
8 Flash:Lockout Caused By Loss Of Flame.
9 Flash:115 Volts AC Power Leads Reversed.
11 Flash:Broken Rollout Wire.