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PHU - Fault Codes

Article ID: 343
Last updated: 3 Oct, 2017

York Gas Furnace: PHU

Re: Lockout Codes


Red Light Status Description
On Faulty Control
Rapid Flash Low Flame Sense Signal
1 Lockout Caused by Flame Sensed
2 Pressure Switch Stuck Closed
3 Pressure Switch Stuck Open
4 High Limit or Spill Limit Open
5 Rollout Switch Open or Rollout Sensed
6* Lockout Caused by Pressure Switch (3 times)
7* Failed to Ignite (3 tries)
8* Loss of Flame (5 times)
9 Reversed Polarity
11 Improper Ground or Missing Jumper
* = Lockout will Auto-Reset After 1 Hour

 

 

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Article ID: 343
Last updated: 3 Oct, 2017
Revision: 6
Access: Public
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