Pellet stove was working fine then convection blower stopped working but pellets were still being feed, then blower came back on for a minute and then back off. I shut the stove off and tried to restart red light came on but no feed tried to reset but nothing. both yellow lights flashing on control board exhaust blower working auger doesn't work at first and then pops on but acts like its getting power than its not. yellow lights keep flashing. any help would be greatly appreciated thanks.