Indoor Fireplace User Manual
2
41DVN / DVSN Direct Vent Gas Fireplace
20009999
Installation General Information, Warnings, Cautions ........................................................................... 3
& Operating Instructions Requirements for the Commonwealth of Massachusetts ................................................... 4
Fireplace Dimensions ..........................................................................................................
5
Locating Your Fireplace ......................................................................................................
7
Clearance to Combustibles .................................................................................................
7
Mantels ................................................................................................................................
7
Hearth .................................................................................................................................
8
Framing & Finishing ............................................................................................................
8
Final Finishing .....................................................................................................................
8
Gas Specifications ..............................................................................................................
8
Gas Inlet and Manifold Pressures .......................................................................................
8
High Elevations ...................................................................................................................
8
Gas Line Installation ...........................................................................................................
8
Optional Remote ON/OFF Switch Installation .....................................................................
9
Alternate Switch Location .................................................................................................
10
EB-1 Electrical Box ...........................................................................................................
10
Optional Top Vent Application ...........................................................................................
10
General Venting
General Venting ................................................................................................................
12
General Venting Information - Termination Location .........................................................
13
General Information Assembling Vent Pipes .....................................................................
14
Flex Vent Pipes .................................................................................................................
14
Twist Lock Pipes ...............................................................................................................
15
How to Use the Vent Graph ..............................................................................................
15
Rear Wall Vent Application & Installation ..........................................................................
15
Vertical Sidewall Application & Installation ........................................................................
17
Below Grade Installation ...................................................................................................
21
Vertical Through-the-Roof Application & Installation .........................................................
21
Venting Components .........................................................................................................
24
Operating Instructions
Glass Information ..............................................................................................................
25
Louvre Removal ................................................................................................................
25
Window Frame Assembly Removal ..................................................................................
25
Glass Cleaning ..................................................................................................................
25
Installation of Logs, Lava Rock & Ember Material ............................................................
26
Flame & Temperature Adjustment .....................................................................................
27
Flame Characteristics .......................................................................................................
27
Inspecting the Venting System ..........................................................................................
27
Lighting and Operating Instructions (SIT Valve) ................................................................
28
Lighting and Operating Instructions (White-Rodgers Valve) .............................................
29
Troubleshooting Gas Control (SIT 820 Millivolt Gas Valve) ..............................................
30
Troubleshooting Gas Control (White-Rodgers Valve) .......................................................
33
Fuel Conversion Instructions ............................................................................................
34
Unit Adjustment .................................................................................................................
39
Maintenance
Cleaning the Standing Pilot Control System .....................................................................
41
Replacement Parts
.......................................................................................................................................... 43
Optional Accessories Fan Kits .............................................................................................................................
46
Hard (Direct) Wire Hook Up ..............................................................................................
46
Remote Controls ...............................................................................................................
47
Ceramic Refractory Panels ...............................................................................................
47
Decorative Bay Windows ..................................................................................................
47
Decorative Frame Trim ......................................................................................................
47
Warranty
.......................................................................................................................................... 48
Installation and Startup Checklist
............................................................................................................................... 49
Warranty Registration
.......................................................................................................................................... 51
Energuide
.......................................................................................................................................... 52
PLEASE READ THE INSTALLATION & OPERATING INSTRUCTIONS BEFORE USING APPLIANCE.
Thank you and congratulations on your purchase of a CFM Corporation fireplace.
IMPORTANT: Read all instructions and warnings carefully before starting installation. Failure to follow these
instructions may result in a possible fire hazard and will void the warranty.
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