Osburn OB04002 - Manual (Page 92)

Stratford Fireplace Installation and Operation Manual
92 _____________________________________________________________________
3. Using a power screwdriver
and hex tip 5/16", remove
the slab holder (D) and the
left refractory slab (E).
4. Starting with the rear tube,
lean and insert the right end
of the secondary air tube
into the rear right channel
hole. Then, lift and push the
tube towards the right inside
the hole in the right channel.