This is normal at the beginning of your fire. The HI setting on your fan will not turn on until a hotter fire has developed as the higher speed can blow out a weak flame.
If you have been running a large flamed fire for at least ten minutes and the HI setting will still not turn on, contact BioLite.
If you have been running a large flamed fire for at least ten minutes and the HI setting will still not turn on, contact BioLite.
