CONTENTS
Caution and Safety Instructions 5
Appliance Certification, Installation Codes and Specifications 6
Gas Connections 7
Appliance Dimensions and Clearance to Combustibles 8
Mantle Clearances 9
Framing Dimensions 10
Locating Gas Fireplace and Vent Terminal Locations 11
Allowable Termination Locations 12
Approved Vent Components and Venting Connection 13
Venting - Termination Restrictor Placement 14
Venting - Vertical Termination Chart 15
Venting - Vertical Termination using Simpson Dura-Vent Pipe Only 16 - 17
Venting - Vertical Termination using Flex Gas Liner 18
Venting - Horizontally using Flexible Direct Vent Systems 19 - 20
Venting - Horizontally using Simpson Dura-Vent Direct Vent Systems 21 - 23
Electrical Connections (Fan System) and Fan Wiring Diagram 24
Log Placement (FiberFlame Log Set) 25 - 29
Optional Wall Switch, Thermostat or Remote Control. Suggested wiring. 30
Final Installation Check and Initial Operation 31
First Fire and Lighting Instructions (CAUTION) 32
Lighting Instructions on Rating Plate 33
Glass Door Removal and If your Glass Breaks 34
Optional Bay Door Installation Instructions 35
Optional Gold Bay Window Strips Installation Instructions 36
Louver (grill) instructions 37
Optional Surround Kit Instructions 38
Troubleshooting Guide 39 - 40
Maintenance and Cleaning the Appliance 41
Servicing Under Warranty & Adjusting Primary Air Shutter 42
Adjusting Primary Air Shutter (Continued) Changing Main Burner Orifice 43
Checking Inlet/Outlet gas pressures, Adjusting Pilot and Convertible Pilot Orifice 44
Replacing Convection Blower (Fan) 45
Valve Tray Assembly and parts list 46
Parts List - FiberFlame Logs & Burner Bed Assembly 47
Replacement Parts List 48
Warranty 49
Frequently asked questions about gas your gas fireplace 50
Warranty Registration Card 51
• Optima 70 pictured on the front cover is shown with Optional Brass Surround
(Part # GATK-38/65/70) and Louvers Brass & Black (Part # MFLKH-65/70)