Osburn Stratford OB04002 Installation And Operation Manual page 90

Stratford Fireplace Installation and Operation Manual
Note that secondary air tubes can be replaced without removing the baffle board.
Important Notes:
The air tubes are identified for placement as follows:
Model
Stratford fireplace
90 _____________________________________________________________________
5. Align the notch in the left
end of the tube with the tab
of the left air channel hole.
6. Insert a cotter pin in the last
hole on the right side of the
tube. Then bend the tabs on
the pin to keep in place.
7. Repeat steps 4, 5 and 6 for
the two tubes in the back
then install the baffle. Then,
install the two front tubes.
8. To remove the tubes use the
above steps in reverse order.
Type of tube
Front ► 95 holes of 0.141"
Middle front ► 67 holes of 0.125''
Middle rear ► 67 holes of 0.109''
Rear ► 67 holes of 0.101''