
TABLE OF CONTENTS
SAFETY LABEL  | 
  | 
Copy of Safety Decal  | 4  | 
REQUIREMENTS  | 
  | 
MA Code - CO Detector  | 
  | 
(for the State of Massachusetts only)  | 5  | 
UNIT DIMENSIONS  | 
  | 
Unit Dimensions  | 6  | 
INSTALLATION  | 
  | 
Important Message  | 7  | 
Before You Start  | 7  | 
General Safety Information  | 7  | 
Installation Checklist  | 7  | 
Manufactured Mobile Home Additional Requirements ..  | 8  | 
Locating Your Gas Fireplace  | 8  | 
Heatwave Duct Kit  | 8  | 
Heat Release Kit  | 8  | 
Hearth Requirements  | 8  | 
Clearances  | 9  | 
Mantel Clearances  | 10  | 
Mantel Leg Clearances  | 10  | 
Framing & Finishing  | 11  | 
Unit Assembly Prior To Installation  | 12  | 
Top Standoff Assembly  | 12  | 
Side Nailing Strips  | 12  | 
Finishing Template  | 12  | 
Venting Introduction  | 13  | 
Vent Restrictor Position  | 13  | 
Exterior Vent Termination Requirements  | 14  | 
Venting Arrangements  | 15  | 
Horizontal Termination (Flex)  | 15  | 
Rigid Pipe Venting Systems  | 16  | 
Basic Horizontal & Vertical Terminations  | 16  | 
5” x 8” Rigid Pipe Cross Reference Chart  | 17  | 
Venting Arrangements  | 19  | 
Allowable Horizontal Terminations  | 19  | 
Venting Arrangements  | 22  | 
Allowable Vertical Terminations  | 22  | 
Unit Installation with Horizontal Termination  | 23  | 
Unit Installation with Vertical Termination  | 24  | 
Horizontal Termination with Flex Vent System  | 25  | 
High Elevation  | 26  | 
Gas Line Installation  | 26  | 
Pilot Adjustment  | 26  | 
Gas Pipe Pressure Testing  | 26  | 
SIT 845 Valve Description  | 26  | 
Aeration Adjustment  | 26  | 
27  | |
Brick Panel Installation  | 28  | 
Log Set Installation  | 30  | 
Wiring Diagram  | 32  | 
OPERATING INSTRUCTIONS  | 
  | 
Matching Remote Handset & Control Box ID Code ....  | 33  | 
Operating Instructions  | 33  | 
First Fire  | 33  | 
Lighting Procedure  | 33  | 
Shutdown Procedure  | 33  | 
Normal Operating Sounds of Gas Appliances  | 34  | 
Operation During Power Outage  | 34  | 
Backup Battery  | 34  | 
Copy of Lighting Plate Instructions  | 35  | 
Maintenance Instructions  | 36  | 
General Vent Maintenance  | 36  | 
Log Replacement  | 36  | 
Glass Gasket  | 36  | 
MAINTENANCE  | 
  | 
Door Glass  | 36  | 
Glass Replacement  | 36  | 
37  | |
Control Box Replacement  | 37  | 
Valve Tray Replacement  | 39  | 
PARTS LIST  | 
  | 
Main Assembly  | 41  | 
Burner & Log Assembly  | 42  | 
WARRANTY  | 
  | 
The Warranty: Limited Lifetime  | 43  | 
Regency® L900E Direct Vent Gas Fireplace  | 3  |