I have an englander 30 ,... 18-20% M.C. oak,... 15 ft of stick,......,,, thing burns and runs great,.... cruises at 550-600 and a 1/2-3/4 of a load,.......perfect secondaries,..............UNLESSS,....I put just 2 medium sized splits in on a bed of coals,.... reloads happen around 300 degrees,...... then what happens is i cant get my secondaries to start popping up,..... the flames comming off the wood are nice and blue,..and reddish yellow,..... my question is,......"Is it ok to burn small fires without secondary burns,... and an I packing up my chimney with "THE SOTE MONSTER"?"..........thanks for all the replies,.... Im on this site every day,... and have learned a ton!