HTP · Boiler troubleshooting
Fan speed error (F13)
What is going on
Fan not following the commanded speed.
Likely causes
- Wiring
- Fan failure
- Control board
Check in this order
- Measure red fan wire to ground 24 to 40 V
- Unplug fan 24 to 40 V then replace fan, lower then replace control
Applies to: EL-80, EL-110, EL-150, EL-220, EL-299, EL-399 (N/LP)
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Source: Elite EL-80 N Installation Manual (LP-293), p. 72. Written in our own words; check the manual for your exact model.
For licensed technicians. Gas, electrical and refrigerant work must be done by a qualified, licensed person. Shut off power and gas before servicing, never bypass a safety control, and follow the manufacturer’s manual for the exact model; it and local codes always take priority. HVACopedia is not affiliated with any manufacturer; brand and model names only identify the equipment.