Fireye YB110 Burner Management System
Fireye YB110 Burner Management System LOCKOUT FLAME FAIL - PTFI
The burner locked out because the control failed to detect a pilot flame during the ignition trial period.
Safety first. This code involves a gas, flame or electrical hazard. Do not keep resetting it. Leave burner, gas train and high voltage work to a qualified technician. WERCS answers 24/7 at (877) 489-3727.
- Code
- LOCKOUT FLAME FAIL - PTFI
- Name
- LOCKOUT FLAME FAIL - PTFI
- Controller
- Fireye YB110 Burner Management System
- Type
- Flame failure
- What it does
- Lockout: the control shuts down and stays off until it is reset
- Risk
- RED Specialist territory
- Reset
- Needs a manual reset
- Source
- The manufacturer's manual (subscribers see which manual and page)
Updated July 22, 2026
How to fix it
Subscribers get:
- What to do next, in plain words
- Which manufacturer manual it comes from, linked
- The 4 common causes listed for this code
- The step by step check for this problem, one check at a time
- Booking a live video call with Ben, a master booth technician ($250/hr, paid per call)
Questions about this code
What does Fireye YB110 Burner Management System LOCKOUT FLAME FAIL - PTFI mean?
The burner locked out because the control failed to detect a pilot flame during the ignition trial period.
Is Fireye YB110 Burner Management System LOCKOUT FLAME FAIL - PTFI dangerous?
It is graded red, specialist territory: it involves a burner, gas, flame or safety lockout, so leave the repair to a qualified technician.
How do I fix Fireye YB110 Burner Management System LOCKOUT FLAME FAIL - PTFI?
The manual's fix and the step by step check for this code are in WERCS Diagnose, plans from $49 a month. For help right now, WERCS answers 24/7 at (877) 489-3727.
Other Fireye YB110 Burner Management System codes
LOCKOUT FALSE FLAME · LOCKOUT FALSE FLAMELOCKOUT CHECK SCANNER · LOCKOUT CHECK SCANNERLOCKOUT FLAME FAIL (AUTO) · LOCKOUT FLAME FAIL (AUTO)LOCKOUT FLAME FAIL - MTFI · LOCKOUT FLAME FAIL - MTFILOCKOUT M-D LIMIT OPEN - PTFI · LOCKOUT M-D LIMIT OPEN - PTFILOCKOUT 3-P INTLK OPEN - PREPURGE · LOCKOUT 3-P INTLK OPEN - PREPURGE
All 7 Fireye YB110 Burner Management System codes · Every fault code