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Optima 45 - 3 38
ADJUSTING PRIMARY AIR
1. Remove the glass door. Follow GLASS DOOR REMOVAL instructions within this
manual.
2. Locate & slide the Primary Air Sleeve fully toward the left. This will allow the sleeve to
disconnect from the burner tube. Follow ADJUSTING PRIMARY AIR instructions within
this manual for reassembly.
3. Remove the ceramic fiber logs from the burner. See LOG PLACEMENT instructions.
4. Unscrew the two mounting screws holding the burner in place.
5. Carefully remove the burner by using your index fingers in the holes and lift the burner
out.
6. Use a ½” (13 mm) wrench to remove the orifice cap.
7. Change the orifice cap to the fuel type desired. Use a small quantity of gas thread seal
compound. Do not over-tighten.
8. Reverse steps 1 through 6.
CHANGING MAIN BURNER ORIFICE
NOTE: (Fig. 1) is to give an example of a correct and incorrect flame pattern. It is not a true
representation of what the Optima 45-3 will look like in the customer’s home environment.
FLAMES...
The left side shows
correct adjustment. The
right side shows yellow
sooty flames requiring
increase in shutter open-
ing or cleaning of shutter
area due to lint buildup.
Fig.1
THIS APPLIANCE IS EQUIPPED FOR NATURAL GAS. An additional CONVERSION kit is
required to convert for Propane use. To order the CONVERSION kit, please contact your
Authorized Archgard Dealer.