Desa EFS10TN Owner's Operation And Installation Manual

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107032-01EFor more information, visit www.desatech.comFor more information, visit www.desatech.com10Actual FramingHeight 26" 26 7 /8 "Front Width 26 3 /4 " 26 7 /8 "Depth 9 1 /2 " 10 1 /2 "Bottom 3/4" 3/4"1. Frame in rough opening. Use dimensions shown in Figure 8 forthe rough opening. If installing in a corner, use dimensionsshown in Figure 9 for the rough opening. The height is 26 7/8"which is the same as the wall opening above.2. If installing GA3450T blower accessory, do so at this time.Follow instructions included with blower accessory.Note: If not installing blower accessory, you may wish to runelectrical wiring to your fireplace for future blower installa-tion (see Accessories, pages 38 and 39). Use only approvedthree-wire electrical wiring.BUILT-IN FIREPLACE INSTALLATIONBuilt-in installation of this fireplace involves installing fireplaceinto a framed-in enclosure. This makes the front of fireplace flushwith wall. An optional brass trim kit accessory is available (seeAccessories, pages 38 and 39). Brass trim will extend past sides offireplace approximately 1/2 inch. This will cover the rough edges ofthe wall opening. If installing a built-in mantel above the fireplace,you must follow the clearances shown in Figure 11, page 11. Followthe instructions below to install the fireplace in this manner.Note: A qualified installer should make all electrical connections.3. Install gas piping to fireplace location. This installation includesan approved flexible gas line (if allowed by local codes) afterthe equipment shutoff valve. The flexible gas line must be thelast item installed on the gas piping.4. If you have not assembled firebox, follow instructions on page 5.5. Carefully set fireplace in front of rough opening with back offireplace inside wall opening.6. Attach flexible gas line to fireplace gas regulator. See Con-necting Fireplace to Gas Supply, page 18.7. Bend four nailing flanges on outer casing with pliers (seeFigure 10).8. Attach fireplace to wall studs using nails or wood screwsthrough holes in nailing flange.9. Check all gas connections for leaks. See Checking Gas Con-nections, page 19.10. If using optional brass trim kit, install the trim after final fin-ishing and/or painting of wall. See instructions included withbrass trim accessory for attaching brass trim.IMPORTANT: When finishing your firebox, combustible materialssuch as wall board, gypsum board, sheet rock, drywall, plywood, etc.may be butted up next to the sides and top edge of the firebox.Combustible materials should never overlap the firebox front facing.INSTALLATIONContinued267 /8 "267 /8 "3/4" OffThe FloorMinimum10 1 /2 "Figure 9 - Rough Opening for Installing in CornerFigure 8 - Rough Opening for Installing in Wall36 5/ 8"25 7/ 8"513/ 4"267/ 8"Figure 10 - Attaching Fireplace to Wall StudsWARNING: If pre-wiring, do not connect wiring toany electrical source at this time.Install fireplace electrical outlet and connect wiringto outlet before connecting to electrical source. Thefireplace electrical outlet is included with the GA3450Tblower accessory.Only use the fireplace electrical outlet supplied withthe GA3450T blower accessory.NailingFlangesNails orWoodScrewsWall StudsINSTALLATIONBuilt-In Fireplace Installation