Aeration Adjustment - Regency U900E-NG Owners & Installation Manual

AERATION ADJUSTMENT

The burner aeration is factory set but may need adjusting due to either the local gas supply or altitude. Open the air shutter for a blue flame or close for a
more yellow flame.
Minimum Air Shutter Opening:
NG 1/4" Open
LP Fully Open
Note: Any damage due to carboning resulting from improperly setting the aeration controls is NOT covered under warranty.
To access the air shutter, the burner needs to be removed. See below instructions to remove the burner.
PRIOR TO REMOVING THE BURNER, ENSURE UNIT HAS COOLED TO
ROOM TEMPERATURE, ALL POWER IS DISCONNECTED AND GAS
SUPPLY IS TURNED OFF.
1. Remove faceplate, inner frame, glass door, front trim piece and inner
panels - see instructions in this manual.
2. Remove logs.
3. Remove burner side panels by lifting out as shown in Diagram 1.
Diagram 1 - Burner Side Panels
4. Remove enamel side panels by loosening the 2 screws (1 per side) in
locations noted and remove the 2 clips.
5. Remove front lip by removing 2 screws located on firebox floor.
6. Remove rear log tray by removing 3 screws as shown in Diagram 2 below.
Side Panel Screws
Log Tray Screws
Front Lip Screws
7. Remove burner by removing 2 screws in locations shown below.
Diagram 3 - Burner Screw Locations
8. You can now access the air shutter and adjust aeration.
Diagram 2 - Side Panel, Front Lip & Log Tray
Screw Locations
Regency Ultimate ™ U900E Gas Fireplace
installation
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