York Package Units: PHE
Re: Fault Codes / Diagnostic Codes
Red Light Status | Description |
Off | No Power to Control |
On | Compressor Operation Active |
Slow Flash | Normal - No Compressor |
Fast Flash | Anti Short Cycle Delay |
2 | Hi Pressure Fault (Not in Lockout Yet) |
3 | Hi Pressure Lockout (Last mode heat or cool) |
4 | Hi Pressure Lockout (Last mode defrost) |
5 | Low Pressure Lockout |
6 | Low Voltage (<19.2 VAC) |
7 | Low Voltage (<16 VAC) |
8 | Liquid Line Sensor Failure |
9 | Outdoor Sensor Failure |
10 | Control Failure |