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HTP Error Code F13: Fan speed error (Boiler)

Updated · by Aurora Star Tech Inc.

HTP error code F13 on a boiler means: Fan speed error. It is also called HTP diagnostic code F13.

High severityBoilerElite EL

Homeowner? What HTP code F13 means for you

Call a technician Your boiler is reporting: Fan speed error. The boiler has locked out or cannot run properly. One reset is fine; if the code comes back, it needs a licensed technician to find the cause.

Safe things you can check yourself

  • Check the thermostat: right mode (Heat or Cool), set a few degrees past room temperature, and fresh batteries if it uses them.
  • Make sure the unit has power: its on/off switch (often looks like a light switch near the unit) is ON and the breaker in the electrical panel is not tripped.
  • Look at the pressure gauge on the boiler. If it reads much lower than usual or near zero, or water is leaking, call a technician.
  • Outside, make sure the intake and exhaust pipes or vent cap are not blocked by snow, ice, leaves or a nest.
  • Check that the boiler gas valve is open (handle in line with the pipe).
  • Try one reset: turn the power off for 30 seconds, then back on. If the code comes back, stop resetting and call a technician.

Call (647) 657-2977Book a service call

Licensed technicians serving Vaughan, Toronto and the GTA.

What does HTP error code F13 mean?

Fan speed is more than 30 percent off the commanded speed for over 10 seconds. Lockout with pump on. Control: FAULT light red steady and LOCKOUT shown on lower line; reset with RESET held over 1 second after repair.

Applies to: EL-80, EL-110, EL-150, EL-220, EL-299, EL-399 (N/LP)

Common causes of HTP code F13

  • Fan wiring problem
  • Failed combustion fan
  • Overloaded external sensor terminals

A technician checks these and 1 other possible causes on site before replacing any part.

Safety: Gas, electrical and refrigerant work must be done by a licensed technician. Turn off power and gas before servicing, never bypass a safety control, and always follow the manufacturer's manual for your exact model.

HTP models that use code F13

EL-80 LPEL-80 NEL-110 LPEL-110 NEL-150 LPEL-150 NEL-220 LPEL-220 NEL-299 LPEL-299 NEL-399 LPEL-399 N

Other HTP Boiler codes

CodeMeaning
F04Flue sensor failure
F05Supply temperature high
F06Return temperature high
F09No flame on ignition
F10Flame loss
F11False flame signal
F20Condensate full
F31Program error
FLLow water flow
FLUHigh flue pressure
FOUOutdoor sensor fault
GAS VALVE ON / RUNIgnition then run status

All HTP Boiler error codes →

HTP code F13: homeowner questions

What does HTP code F13 mean?

Fan speed error. Fan speed is more than 30 percent off the commanded speed for over 10 seconds. Lockout with pump on. Control: FAULT light red steady and LOCKOUT shown on lower line; reset with RESET held over 1 second after repair.

Is it safe to keep using my boiler with code F13?

It depends on the cause. The boiler has locked out or cannot run properly. One reset is fine; if the code comes back, it needs a licensed technician to find the cause.

Can I reset HTP code F13 myself?

You can try one reset (power off for 30 seconds, then on). If HTP code F13 comes back, the cause is still there and a licensed technician should check it.

Who can fix HTP code F13 near me?

Aurora Star Tech Inc. repairs HTP boilers in Vaughan, Toronto and across the GTA. Call (647) 657-2977 or book a service call online.

Homeowner help: Boiler Not Heating: What to Check

Troubleshooting guides

Source: Elite EL-80 N Installation Manual (LP-293), p. 72. Written in our own words as a summary; always check the original manual.

General guidance for qualified technicians. The manufacturer's installation and service manual and local codes always take priority. Aurora Star Tech is not affiliated with, endorsed by or sponsored by any equipment manufacturer; brand and model names are used only to identify equipment and belong to their owners.

Emergency Boiler Repair

647-657-2977