Desa (V)gM36h Indoor Fireplace User Manual
Contents
1. COMBUSTIBLE MATERIAL NO COMBUSTIBLE MATERIAL ON FACE COMBUSTIBLE WALL BOARD 112 AIR SPACE BACK AND SIDES Eee OUTSIDE AIR MINIMUM 12 TO PERPENDICULAR SIDEWALL HEARTH EXTENSION 60 X 20 GAS LINE KNOCKOUTS 0 TO 12 EACH SIDE AIR KIT LEFT SIDE KNOCK OUT GAS LINE KNOCK OUTS cas 10 5 9 5 pz 10 75 15 375 112435 01M www desatech com 3 SPECIFICATIONS Continued MODELS VGM42 H AND GM42 H ROUND TOP TERMINATION SQUARE CHASE TOP a TERMINATION 2 CHIMNEY AIRSPACE CLEARANCE COMBUSTIBLE MATERIAL NO COMBUSTIBLE MATERIAL ON FACE COMBUSTIBLE WALL BOARD 112 AIR SPACE BACK AND SIDES OUTSIDE AIR MINIMUM 18 TO PERPENDICULAR GAS LINE SIDEWALL KNOCKOUTS HEARTH EXTENSION 66 X 20 0 TO BOTTOM AIR KIT LEFT SIDE KNOCK OUT GAS LINE KNOCK OUTS Las 10 5 9 5 4 www desatech com 112435 01M SPECIFICATIONS Continued MODELS VGM50 H AND GM50 H ROUND TOP TERMINATION SQUARE CHASE TOP Cl lt T RP p COMBUSTIBLE MATERIAL NO COMBUSTIBLE MATERIAL ON FACE COMBUSTIBLE WALL BOARD 11 2 AIR SPACE BACK AND SIDES OUTSIDE AIR MINIMUM 18 TO PERPENDICULAR SIDEWALL GAS LINE KNOCKOUTS2. 6 Zone for Ref Projection of Combustible Materials 15 Min GM36 11 2 z 21 Min z NS 12 Min GM36 18 Min GM42 50 Section of Ember Protector Hearth Extension j Fireplace Front Seal Gap Elevated SSS Ember Protector Figure 3 Hearth Extension Fireplace Fireplace Opening Top View of Fireplace 7 75 GM36 FIREBOX 11 5 GM42 50 i 13 Max SAFE ZONE I 4 5 33 Min to Combustible Perpendicular Material Must Side Wall Not Overlap 12 GM36 Front Face 18 GM42 50 Figure 4 Mantel Clearances to Combustible Material 112435 01M www desatech com T VENTING INSTALLATION LINEAL GAIN PART NO DESCRIPTION GAIN IN OPTIONAL OUTSIDE AIR KIT Fireplace 66 4 MODEL AK4 AK4F EA ET The installation of an outside air kit should be per 12 12HT Pipe Section 10 s formed during the rough framing of the fireplace 18 12DM due to the nature of it s location Outside combus 18 12HT Pipe Section 16 5 tion air is accessed through a vented crawl space 24 12DM AK4F or through a sidewall AK4 24 12HT Pipe Section 23 5 9 36 12DM AX CAUTION Combustion air 3642r Pipe Section 34 inlet ducts shall not terminate 48 12DM m mu in attic space 48 12HT Lodi i Secure to Collars with Metal Tape dl Round Termination 7 2 4 Screws or Straps Min of 1 4 x
3. JO E Pitch Slope Opening Used Flashing A Max Model No Flat 0 17 V6F 10DM 0 6 12 26 6 19 V6F 10DM 6 12 o 12 12 45 0 24 V12F 10DM Roof Opening GM36 I E 19 5 Min 30 Min 2 Min 44 2 Min C lt E ing A i 2 Pitch Slope Opening Used Flashing A Max Model No Flat 0 19 5 V6F 10DM 0 6 12 26 6 22 V6F 10DM 6 12 12 12 45 0 27 V12F 10DM Roof Opening GM42 50 Figure 12 Roof Opening Measurements 10 www desatech com 112435 01M VENTING INSTALLATION Continued 4 Remove the shingles around the opening measured Cut out this section 5 Add the next sections of the pipe until the end penetrates the roof line Check to see that the proper clearances are maintained Extend chimney by adding sections of double wall pipe until pipe is minimum of 30 above the highest point of the roof cutout Termination and chimney must extend a minimum of 36 above the highest point where it passes through the roof FLASHING INSTALLATION V6F 10DM OR V12F 10DM Determine the flashing to be used with the roof opening chart Slide flashing over pipe until base is flat against roof Replace as many shingles as needed to cover exposed area and flashing base Secure in position by nailing through shingles see Figure 13 DO NOT NAIL THROUGH FLASHING CONE
4. 1 Box 4 Left or Right 42 9 3 3 3 3 1 TOTAL 37 6 6 6 6 6 6J0JOJOJO 4 4 O0 O 2 0 STANDARD BRICK MATRIX FOR MODEL V GM42 Continued BRICK MATRIX Q R S T JU V W X Y Z AA AB AC AD AE AF Box 1 Hearth 42 2 2 2 2 2 2 Box 2 Rear 42 1 2 Box 3 Left or Right 42 1 1 1 Box 4 Left or Right 42 1 1 1 TOTAL 3121210121212 121212 2 0 0 0 0 0 STANDARD BRICK MATRIX FOR MODEL V GM42 Continued BRICK MATRIX AE AF AG AH Al TOTAL Box 1 Hearth 42 30 Box 2 Rear 42 24 Box 3 Left or Right 42 25 Box 4 Left or Right 42 25 TOTAL 0 0 0 0 0 104 HERRINGBONE BRICK MATRIX V GM42H HERRINGBONE BRICK MATRIX FOR MODEL V GM42H BRICK MATRIX Ful HA HB HC HD HE HF HG HI HJ HK HL HM HN Box 1 Hearth 42 8 2 1 2 3 3 1 1 Box 2 Rear 42 9 3 2 1 1 6 3 Box 3 Left 42 6 3 1 1 1 4 1 1 2 Box 4 Right 42 9 2 1 1 4 2 1 TOTAL 32 3 3 5 3 8 1 6 12 9 1 1 HERRINGBONE BRICK MATRIX FOR MODEL V GM42H Continued BRICK MATRIX HO HZ HAA HBB HCC HDD HEE HFF HGG HHH HII HJJ Box 1 Hearth 42 1 1 1 1 Box 2 Rear 42 1 1 Box 3 Left 42 1 1 1 Box 4 Right 42 1 TOTAL 1 1 1 1 1 1 0 1 1 1 1 HERRINGBONE BRICK MATRIX FOR MODEL V GM42
5. 3 2 3 1 1 1 1 Box 2 Rear 36 6 1 2 1 4 7 Box 3 Left 36 6 1 1 1 5 3 Box 4 Right 36 3 1 1 4 1 1 TOTAL 19 2 4 1 9 12 14 1 1 1 1 HERRINGBONE BRICK MATRIX FOR MODEL V GM36H Continued BRICK MATRIX HSS HTT HUU HVV HWW HXX HYY HZZ HAAA HAAB Box 1 Hearth 36 Box 2 Rear 36 3 1 1 Box 3 Left 36 3 1 1 1 Box 4 Right 36 3 1 1 1 TOTAL 3 1 1 3 1 1 3 1 1 2 HERRINGBONE BRICK MATRIX FOR MODEL V GM36H Continued BRICK MATRIX HAAC HAAD HAAE HAAF HAAG HAAH AB TOTAL Box 1 Hearth 36 2 1 2 3 24 Box 2 Rear 36 1 27 Box 3 Left 36 23 Box 4 Right 36 3 2 26 TOTAL 1 2 1 3 2 2 3 100 www desatech com 112435 01M BRICK INSTALLATION Continued STANDARD BRICK MATRIX V GM42 STANDARD BRICK MATRIX FOR MODEL V GM42 BRICK MATRIX Ful A B C D E F G H I J K L M N O P Box 1 Hearth 42 10 4 4 2 42 9 6 6 0 Box 3 Left or Right 42 9 3 3 3 3
6. HEARTH EXTENSION 74 X 20 22 0 TO 12 EACH SIDE BOTTOM a 21 25 AIR KIT LEFT SIDE KNOCK OUT lt 32 75 GAS LINE KNOCK OUTS 3 5 a 5 Y 13 le o 17 50 112435 01M www desatech com 5 FIREPLACE INSTALLATION SELECTING LOCATION To determine the safest and most efficient location for the fireplace you must take into consideration the following guidelines 1 Thelocation must allow for proper clearances see Figures 1 and 2 2 Consider a location where the fireplace will not be affected by drafts air conditioning ducts windows or doors 3 Alocation that avoids the cutting of joists or roof rafters will make installation easier 4 Anoutside air kit is available with this fireplace see Optional Outside Air Kit on page 8 MINIMUM CLEARANCE TO COMBUSTIBLES Back and sides of fireplace 1 min Front of fireplace 48 min Floor 0 min Perpendicular wall to opening 18 min Model GM36 12 min Top spacers 0 min Mantel clearance Chimney outer pipe surface Models GM36 Not required at nailing flanges see Mantels page 7 2 min 1 min See step 2 of Framing AX WARNING Do not pack re quiredairspaces with insulation or other materials Minimum Maximum Chimney Height The minimum heigh
7. Installing Flashing on a Metal Roof When installing the flashing on a metal roof it is required that putty tape be used between the flash ing and the roof The flashing must be secured to the roof using 8 x 3 4 screws and then sealed with roof coating to prevent leakage through the screw holes A roof coating must also be applied around the perimeter of the flashing to provide a proper seal Storm Collar Finibus ingles Flashing C2 and Sides Only Cone Nail Only Outer Perimeter of Flashing Underlap Shingles at Bottom Figure 13 Flashing Installation Storm Collar Installation SC2 1 Place storm collar over pipe and slide down until it is snug against the open edge of the flashing see Figure 14 Apply waterproof caulk around the perimeter of the collar to provide a proper seal Chimney Waterproof Pipe Caulk Storm Collar Flashing Figure 14 Storm Collar Terminations Spark Arrestor The fireplace system must be terminated with the listed round top or chase terminations In any case refer to the installation instructions supplied with the termination CAUTION Do not seal open ings onthe rooftop flashing Fol low the installation instructions provided with the termination being used RTL 10D Stainless Inner F
8. ar FULL AG ru ar AT AD ac AE AE AE M FULL FULL M 1 L P L L AB HERRINGBONE BRICK INSTALLATION FOR MODEL V GM36H LEFT PANEL REAR PANEL RIGHT PANEL 55 S 4 4 gt T 253 I x lt HAAB OR HD BOTTOM HEARTH HAAB OR HD L HS L 3rAB 112435 01M www desatech com BRICK INSTALLATION Continued STANDARD BRICK INSTALLATION FOR MODEL V GM42 LEFT PANEL R Q dott FULL FULL REAR PANEL z Q z 8 F FULL FuLL F e e Fu E F FULL F Je e HEARTH PANEL rur li FULL rut rui U rur v L N RIGHT PANEL R B FULL FULL A FULL A Fu See instruction on page 14 e y before installing brick S HERRINGBONE BRICK INSTALLATION FOR MODEL V GM42H LEFT PANEL REAR PAN
9. 20 RLT 12HT in size STL 12D 7 to 15 Air Inlet Sp 5 Location Must Allow For Bushes or Snow Air Inlet Eyebrow Vent Hood Vented Crawl Space Check Local Codes Before Installing in a Vented Crawl Space Figure 5 Outside Air Kit CHIMNEY PIPE The DESA chimney system consists of 12 18 24 36 and 48 snap lock double wall pipe segments planned for maximum adaptability to individual site requirements Actual lengths gained after fitting overlaps must be taken into consideration lineal gain and are given in the lineal gain chart see Figure 6 Lineal Gain is the actual measurable length of a part aftertwo or more parts are connected For Canada use chimney parts designated HT Required for Wall Installation AX WARNING The opening in the collar around the chimney at the top of the fireplace must not be obstructed Neveruseblowninsula tion to fill the chimney enclosure The lineal gain for the terminations is mea sured to the flue gas outlet height 15 Galvanized Outer Pipe 12 3Je E Stainless n Inner Pipe Figure 6 Lineal Gain ASSEMBLY AND INSTALLATION OF DOUBLE WALL CHIMNEY SYSTEM Each double wall chimney section consists of a galvanized outer pipe a stainless steel inner flue pipe anda wire spacer The pipe sections must be as sembled independently as the chimney is installed When connectin
10. Box 1 Hearth 50 32 Box 2 Rear 50 32 Box 3 Left or Right 50 25 Box 4 Left or Right 50 25 TOTAL 0 0 0 0 0 114 HERRINGBONE BRICK MATRIX V GM50H HERRINGBONE BRICK MATRIX FOR MODEL V GM5HO BRICK MATRIX Ful HA HB HC HD HE HF HG HH HI HJ HK HL HM Box 1 Hearth 50 10 4 2 2 3 3 1 Box 2 Rear 50 12 3 5 2 2 1 2 2 Box 3 Left 50 6 3 1 1 1 4 1 1 2 Box 4 Right 50 9 1 2 2 1 2 TOTAL 37 3 3 7 5 1 12 2 1 2 T 1 9 1 HERRINGBONE BRICK MATRIX FOR MODEL V GM50H Continued BRICK MATRIX HO HP HQ HR HS HT HU HW HX HY Box 1 Hearth 50 1 1 1 1 1 1 Box 2 Rear 50 1 Box 3 Left 50 Box 4 Right 50 3 4 1 1 1 TOTAL 1 1 1 1 1 1 1 3 4 1 1 1 HERRINGBONE BRICK MATRIX FOR MODEL V GM50H Continued BRICK MATRIX HZ HAA HBB HCC HDD HAAF L N TOTAL Box 1 Hearth 50 1 4 2 38 Box 2 Rear 50 1 1 32 Box 3 Left 50 1 1 1 5 28 Box 4 Right 50 1 28 TOTAL 1 1 1 1 1 1 1 5 4 1 126 20 www desatech com 112435 01M BRICK INSTALLATION Continued INSTALLING Z SHAPED GRATE RETAINER BRACKET Before grouting the bricks locate the z shaped grate retainer brackets on top of the hearth bricks as shown in Figure 22 Position the retainer brackets at 8 2 4 apart from center to center
11. Box 3 Left or Right Panel Box 4 Left or Right Panel Install the bricks one section at a time starting with the hearth panel followed by the rear panel and then the left or right panel It is important to install the bricks in sequence Note The left and right panels have identical bricks Please note full size bricks are NOT stamped Stamped Brick Letter z u Location Brick Housing Figure 20 Installing Brick INSTALLING BRICK S Use brick S if an optional gas line is installed Mount brick S as shown in Figure 21 It is important that the knockout hole is in its proper location The knockout hole on brick S should align with the hole on the brick housing LEFT PANEL HR RES RIGHT PANEL FULL FULL B Er Figure 21 Installing Brick S 14 www desatech com 112435 01M BRICK INSTALLATION Continued STANDARD BRICK INSTALLATION FOR MODEL V GM36 LEFT PANEL P Q AH pies rut gt FULL AG FULL Ac _AF FULL AG Ap AN AE AE AE REAR PANEL Q Q Al c ru c p JFuLL FULL 15 c run c p FuLL FULL D c FULL c p rur ruo HEARTH PANEL H FULL FULL i FULL FULL FULL RIGHT PANEL AH Q P FuLL AC FULL AG ru
12. Their purpose is to establish and maintain the required clearance between the chimney and the combustible materials When the pipe passes through a framed opening into aliving space above the firestop must be placed onto the ceiling from below as shown in Figure 10 They also provide complete separation from one floor space to another or attic space as required by most codes When the double wall pipe passes through a framed opening into an attic space the firestop must be placed into an attic floor as shown in Figure 11 Existing uno Ceiling Frame Firestop Spacer Screws or Staples Min of 8 Figure 10 Firestop Spacer with Living Space Above Ceiling Screws or Staples q p Existing Ceiling Frame Figure 11 Firestop Spacer with Attic Space Above Ceiling PENETRATING THE ROOF To maintain a 1 GM36 or 2 GM42 GM50 clearance to the pipe on a roof with a pitch a rectangular opening must be cut 1 Determine the center point through which the pipe will penetrate the roof 2 Determine the center point of the roof Pitch is the distance the roof drops over a given span usually 12 A 6 12 pitch means that the roof drops 6 for each 12 one measure horizontally down from the roof rafters 3 Use the roof opening chart Figure 12 to determine the correct opening length and flashing required f 17 Min A 1 Min 30 Min 1 Min
13. shaped gussets starting at left top por tion of door frame Gusset holes should align with screw holes on the frame Secure using flat head screws Flat Head Screw q L Shaped Gusset Bottom a 00000000000000 e 00000000000000 I Figure 24 Assembling Door Frame Installation To install glass door frame construct an opening see table on front face of fireplace Insert door frame into face opening and tighten screws see Figure 25 3 4 Cap Screw Top and Bottom MODEL A B 1 Cap Screw GM36 37 1 4 34 amp 1 4 Left and Right GM42 43 1 4 34 414 GM50 51 x1 4 34 1 4 Figure 25 Installing Door Frame DOOR FRAME MODELS BDMO36E G C BDMO42E G C AND BDMOSOE G C Installation 1 Remove screws from smoke shelf see Figure 26 2 Mount top door frame and secure with screws provided see Figure 26 3 Place bottom door frame on top of ash lip at front of fireplace see Figure 27 4 Secure bottom door frame to brick with two hex screws provided as shown in Figure 27 us ing a 7 16 open end or adjustable wrench Figure 26 Installing Top Door Frame Ash Lip Bottom Door Frame Ash Lip N Figure 27 Installing Bottom Door Frame 22 www desatech com 112435 01M GLASS DOOR INSTALLATION Continued INSTALLING GL
14. the following formula would apply 0 25 x 1 0 0 30 thickness required 0 84 Thermal conductivity K of materials can be obtained from the manufacturer or supplier of the noncombustible material If the hearth extension isto be covered use noncombustible material such as tile slate brick concrete metal glass marble stone etc Provide a means to prevent the hearth extension from shifting and seal gap between the fireplace frame and hearth extension with a non combustible material see Figure 3 A WARNING Hearth extension in Figure 3 Seal Gap Fireplace Front K Ember Protector Fireplace Front Raised Hearth is to be installed only as shown GM42 50 MANTELS A mantel may be installed if desired see Figure 4 Woodwork such as wood trims mantels or any oth er combustible material projecting from the front face must not be placed within 12 GM36 or 18 GM42 50 of the fireplace opening Combustible materials above 12 GM36 or 18 GM42 50 and projecting more than 1 from the fireplace must not be placed less than 15 GM36 or 21 GM42 50 from the top opening of the fireplace NFPA STD 211 Sec 7 3 3 3 Mantels or any other combustible material also may come up to the side edge of the black metal face of the fireplace just as long as the projection from the front face fall within the limit shown in Figure 4 r 1 4 Ref Combustible Material Safe
15. 1 1 4 801 1 1 1 45 8634 2 46 2 4 89 5 1 1 1 51 97 1 1 53 1 4 101 2 56 1 4 1106 11 2 59 a 111 112 1 1 1 6134 115 5 1 2 64 7 4 120 3 4 1 2 68 127 2 1 70 130 1 1 2 7411 137 12 1 2 1 76 2 4 141 1 2 1 2 1 79 2 4 146 3 4 4 Return Elbow Offset Elbow a 2 Chimney weight above offset rests on return elbow Straps must be securely nailed to rafters or joists see Figure 8 details a and b 3 Maximum length of pipe between supports return elbow or 12S 12DM is 6 of angle run Maximum of two 6 angle run sections per chimney system see Figure 7 4 All pipe connections between the offset and return must be secured with two screws on the outer pipe only see Figure 9 page 10 Do not penetrate the inner stainless See Detail A y 2 Min Straps Straps Detail B See Detail B Angle Firestop Straps Straps Detail A Return Elbow Figure 8 Ceiling Support Pipe 12S 12DM 6 Max Ceiling Support Pipe 12S 12DM Offset Figure 7 Typical Offset Terminations 112435 01M www desatech com 9 VENTING INSTALLATION Continued i Screws Figure 9 Elbow Offset FIRESTOP SPACERS FS 10 1100EFS 10DM FOR GM36 Firestop spacers are required at each point where the chimney penetrates a floor space
16. 109496 03 GM36 109496 02 GM42 109496 01 GM50 grate only This grate has been designed to keep the operation of your fire place safe and efficient Damper Weight To Close Damper T Damper Weight To Open Damper Figure 31 Operating Damper Handle Open Position Closed Position m TEM Figure 32 Outside Air Kit Lever TECHNICAL SERVICE You may have further questions about installation operation or troubleshooting If so contact DESA s Technical Service Department at 1 866 672 6040 When calling please have your model and serial numbers of your heater ready You can also visit DESA s technical services web site at www desatech com 24 www desatech com 112435 01M REPLACEMENT AND ACCESSORY PARTS I VK BI FOLD GLASS MASONRY DOOR BDM36E 36 Ebony BDM36G 36 Pewter BDM36C 36 Oiled Bronze BDMA42E 42 Ebony BDM42G 42 Pewter BDMA42C 42 Oiled Bronze BDM50E 50 Ebony BDM50G 50 Pewter 50 50 Oiled Bronze BDMO36E 36 Eb BDMO36G 36 Pewter BDMOS36C 36 Oiled Bronze BDMO42E 42 Ebony BDMO42G 42 Pewter BDMO42C 42 Oiled Bronze BDMOSOE 50 Ebony BDMO50G 50 Pewter BDMOSOC 50 Oiled Bronze DOUBLE WALL PIPE 12 12DM 18 12DM 24 12DM 36
17. 12DM 48 12DM 12 12HT 18 12HT 24 12HT 36 12HT and 48 12HT 305 OFFSET AND RETURN 30E 12DM and 30E 12HT 112435 01M GRATE 109496 03 Model GM36 109496 02 Model GM42 109496 01 Model GM50 EMBER PROTECTOR EP36 OPTIONAL OUTSIDE AIR FOR FLOOR INSTALLATION AK4F OPTIONAL OUTSIDE AIR KIT FOR SIDEWALL INSTALLATION AK 4 PN 01576 STORM COLLAR SC2 1 FIRESTOP SPACER FS 10 1100EFS 10DM FOR MODEL GM36 www desatech com 25 REPLACEMENT AND ACCESSORY PARTS Continued Q Wm ROOF FLASHING V6F 10DM 0 to 6 12 Pitch V12F 10DM 6 12 to 12 12 Pitch ROUND TOP TERMINATIONS RLT 12D AND RLT 12HT SQUARE CHASE TOP TERMINATION STL 12D 26 www desatech com 112435 01M NOTES 112435 01M www desatech com 27 DESA 2701 Industrial Drive P O Box 90004 Bowling Green KY 42102 9004 www desatech com 112435 01 112435 01 Rev M NOTAUPC 11 05
18. 5 01M www desatech com BRICK INSTALLATION Continued STANDARD BRICK MATRIX V GM36 STANDARD BRICK MATRIX FOR MODEL V GM36 BRICK MATRIX Ful A JBI CIDIEIF G H 1I J IK Box 1 Hearth 36 8 2 2 2 2 2 36 9 6 6 Box 3 Left or Right 36 5 1 Box 4 Left or Right 36 5 1 TOTAL 27 0 0 6 6 0 0 2 2 2 0 0 201012 STANDARD BRICK MATRIX FOR MODEL V GM36 Continued BRICK MATRIX Q R S T U V W X Y Z AA AB AC AD Box 1 Hearth 36 2 Box 2 Rear 36 2 Box 3 Left or Right 36 1 3 1 Box 4 Left or Right 36 1 3 1 TOTAL 40 0 2 6 2 STANDARD BRICK MATRIX FOR MODEL V GM36 Continued BRICK MATRIX AE AF AG AH Al TOTAL Box 1 Hearth 36 21 Box 2 Rear 36 2 25 Box 3 Left or Right 36 3 3 3 1 21 Box 4 Left or Right 36 3 3 3 1 21 TOTAL 6 6 6 2 2 88 HERRINGBONE BRICK MATRIX V GM36H HERRINGBONE BRICK MATRIX FOR MODEL V GM36H BRICK MATRIX Full HC HD HE HF HJ HL HOO HPP HQQ HRR Box 1 Hearth 36 4
19. ASS DOORS Spring clips have been installed but some adjust ments may be needed Install the doors using the following steps 1 With bi fold doors completely folded insert bottom pivot pin into pivot hole located near bottom corner of front face opening and swing door to vertical position making sure top pins slide into door track Door is installed when top door pin snaps into spring clip 2 Repeat step 1 for remaining door If you find the doors do not close properly or do not appear level or straight proceed with section on door adjustment Fold Door and Slide Top Pins Into Track Insert Pin into Spring Clip Insert Bottom Pivot Pin M44 into Hole Pivot Hole Figure 28 Installing Bi Fold Doors DOOR ADJUSTMENT Remove doors and slightly loosen lower pivot clips and upper spring clips Replace doors and fully close them Use 1 8 shims any material to level doors Once proper setting is achieved carefully open doors enough so that you can access spring clips with a phil lips screwdriver Tighten screws See Figure 29 Figure 29 Adjusting Bi Fold Doors OPERATION AND MAINTENANCE GUIDELINES GLASS DOORS Glass doors are optional with the fireplace When fireplace is in operation doors must be fully opened or fully closed position only or a fire hazard may be created see Figure 30 A fireplace equipped with glass doors operates much differently than a fireplace with an open fro
20. DESA RESIDENTIAL WOODBURNING FIREPLACE are certified in the U S by NFI m National Fireplace Institute We recommen that our e products be installed and 9 serviced by professionals who V GM36 V GM42 AND V GM50 WOOD BURNING MASONRY FIREPLACES WITH INSULATION V GM36H V GM42H AND V GM50H WOOD BURNING HERRINGBONE MASONRY FIREPLACES WITH INSULATION SAVE THIS BOOK This book is valuable In addition to instructing you on how to install and maintain your appliance it also contains information that will enable you to obtain re placement parts or accessory items when needed Keep it with your other important papers This fireplace is approved for use as a wood burning fireplace or for use with a vented gas log approved to ANS Z21 60 221 84 or RGA 2 72 standards or for use with a vent free gas log heater approved to ANS Z21 11 2 standard This wood burning fireplace complies with UL127 CAN ULS S610 M87 standard as a FACTORY BUILT APPLIANCE FOR CANADA The authority having jurisdiction such as the municipal building department fire department etc should be contacted before installation to deter mine the need to obtain a permit Save this manual for future reference For more information visit www desatech com WARNING Improper installation adjustment altera tion service or maintenance can cause injury property damage or loss of life Refer to this manual for assis tance o
21. EL AAI HE HARD m KORKO ESAS RIGHT PANEL PAG SS Sa E amp lt ES 258 Coe ESSA BRICK INSTALLATION Continued STANDARD BRICK INSTALLATION FOR MODEL V GM50 LEFT PANEL REAR PANEL R P Q Q Q P hoa toto p Fu rou Fu f E cs a F rur rut F ru Ca amp run e ru a F ru F p fB e i T AN F H Fu F Full i on HEARTH PANEL Fu Fu H FULL FULL FULL H RIGHT PANEL R Q O tb FULL FULL P f FULL P FULL FULL Jo A c A re ale FULL FULL FULL FULL M FULL FULL FULL M k K L L L L N Full OR S See instruction on page 14 before install ing brick S HERRINGBONE BRICK INSTALLATION FOR MODEL V GM50H LEFT PANEL REAR PANEL RIGHT PANEL 11243
22. H Continued BRICK MATRIX HLL HMM HNN HAAF L AA TOTAL Box 1 Hearth 42 4 2 33 Box 2 Rear 42 27 Box 3 Left 42 5 28 Box 4 Right 42 3 1 1 26 TOTAL 3 1 1 5 4 2 114 112435 01M www desatech com 19 BRICK INSTALLATION Continued STANDARD BRICK MATRIX V GM50 STANDARD BRICK MATRIX FOR MODEL V GM50 BRICK MATRIX Ful A B C D E F G H I J K L M N O P Box 1 Hearth 50 12 2 2 2 2 4 4 2 2 2 50 15 6 6 2 Box 3 Left or Right 50 9 3 18 13 18 1 1 1 Box 4 Left or Right 50 9 3 13 3 3 1 1 TOTAL 45 6 6 6 6 6 6 2 2 2 2 4 4 2 2 2 2 STANDARD BRICK MATRIX FOR MODEL V GM50 Continued BRICK MATRIX T U V 2 AD Box 1 Hearth 50 Box 2 Rear 50 3 Box 3 Left or Right 50 1 1 Box 4 Left or Right 50 1 1 TOTAL 5 2 0 0 0 90 20 0 0 0 0 0 0 STANDARD BRICK MATRIX FOR MODEL V GM50 Continued BRICK MATRIX AE AF AG AH AI TOTAL
23. building codes as to the particular requirements concerned with the installation of all factory built fireplaces WARNING Do not install a fireplace insertinthis boxunless the manufacturer s instructions with the insert specifically state this fireplace has beentested for use with this insert This fireplace is notintendedto be used as a substitute for a furnace to heat an entire home Use for supplemental heat only www desatech com Do not store or use gasoline orany otherflammable vapors or liquids in the vicinity of this or any other appliance Dueto high temperatures the appliance should be located out of traffic and away from furniture and draperies Donot place clothing or other flammable materials on or near the appliance Never leave children unat tended when a fire is burning in the fireplace WARNING Use solid wood or processed solid fuel firelogs only When processed wood fuel fire logs are used do not poke or stir the logs while they are burning Use only fire logs that have been evaluated for the application in fireplace and refer to fire log warnings and caution markings on packaging prior to use A WARNING Always leave glass doors fully opened or fully closed when operating fireplace 112435 01M SPECIFICATIONS MODELS VGM36 H AND GM36 H ROUND TOP TERMINATION SQUARE CHASE TOP TERMINATION 4 CHIMNEY AIRSPACE CLEARANCE TO
24. commercial furnace cement Install the 10 gas appliance or cap off gas line if desired Figure 17 10 Foot Rule 12 www desatech com 112435 01M OPTIONAL GAS LINE INSTALLATION Continued A CAUTION All gas piping and connections must be tested for leaks after the installation is completed After ensuring that the gas valve is on apply soap and water solution to all connections and joints Bubbles forming show a leak Correct all leaks at once DO NOT USE AN OPEN FLAME FOR LEAK TESTING AND DO NOT OPER ATEANY APPLIANCE IF ALEAK IS DETECTED LEAK TESTING SHOULD BE DONE BYAQUALI FIED SERVICE PERSON AX WARNING Do not oper ate an unvented gas log set in this fireplace with the chimney removed If you install a decorative gas appliance vented gas log the decorative gas appliance must comply with the Standard for Decorative Gas Appliance for Installation in Solid Fuel Burning Fireplaces ANS Z21 60 Z21 84 or RG 2 72 and shall also be installed in accordance with the National Fuel Gas Code ANSI 7223NFPA 54 latest edition Ay WARNING If the fireplace has been used for wood burning the firebox and chimney must be cleaned of soot creosote and ashes be a qualified chimney cleaner Creosote will ignite if heavily heated AX WARNING When using a decorative vented gas log the damper must be removed or permanently locked in the fully open position and the glass doors must be in the fully ope
25. d extend under the fireplace a minimum of 1 The ember protector should be made of galvanized sheet metal 28 gauge minimum to prevent corrosion 6 Using screws or nails secure the fireplace to the framing through flanges located on the sides of the fireplace 67 125 58 125 Y 30 125 28 250 36 Models 45 25 36 Models 51 25 42 Models 59 50 Models Figure 1 Framing Dimensions 61 36 65 42 Models 71 50 Models Maintain 1 1 2 Clearance at Sides and Back of Fireplace 1 1 2 Clearance Not Required at Nailing Flanges 86 5 36 Models 92 42 Models 100 50 Models Figure 2 Corner Installation 6 www desatech com 112435 01M FIREPLACE INSTALLATION Continued HEARTH EXTENSION A hearth extension projecting a minimum of 20 in front of and a minimum of 12 beyond each side of the fireplace opening is required to protect combustible floor construction in front of the fire place Fabricate a hearth extension using a material which meets the following specifications a layer of noncombustible inorganic material having a thermal conductivity of K 0 84 BTU IN FT HR F orless at 1 thick For example if the material selected has a K factor of 0 25 such as glass fiber
26. g chimney directly to the fireplace the inner flue pipe section must be installed first with the lanced side up The outer pipe section can then be installed over the flue pipe section with the hemmed end up Press down on each pipe section until the lances securely engage the hem on the fire place starter The wire will assure the proper spacing between the inner and outer pipe sections Continue to assemble chimney sections as outlined above making sure that both the inner and outer pipe sections are locked together When install ing double wall snap lock chimney together it is important to assure the joint between the chimney sections is locked Check by pulling chimney upward after locking The chimney will not come apart if properly locked It is not necessary to add screws to keep the chimney together exception see Figure 9 page 10 8 www desatech com 112435 01M VENTING INSTALLATION Continued USING ELBOW OFFSETS 30E 12DM 1 To achieve desired offset you may install combinations of 12 18 24 36 and 48 length of double wall pipe see offset chart and Figure 7 OFFSET RISE CHIMNEY LENGTH A B 12 18 24 36 48 435 16 3 8 ELBOW SET ONLY 93 251 1 1234 30 314 1 15 1344 1 18 40 1 1 21 h 46 1 4 1 23 49 14 1 1 27 56 2 4 1 30 6034 1 1 33 66 1 36 T 1 1 38 t a 75 2 4
27. is important to work with only 6 bricks at a time so grout doesn t have time to set up before striking 6 Complete a Finishing Pass around 6 bricks you just put filler pass around This is done by slowly filling in remainder of the joint with a thick amount of grout mixture Mixture should be a little higher than the brick surface 7 Using a trowel remove excess grout mixture by moving trowel in the direction of the joint Grout mixture in the joint should now be flush with brick surface 8 Using a Joint Striker force grout mixture into joint and sweep back and forth until grout is smooth and round If grout becomes too shal low add more grout mixture with piping bag and strike again 9 Continue procedure around each group of 6 bricks until an entire panel is finished 10 Using trowel scrape in direction of joints to remove any grout that may have collected around bricks during striking If desired take a moist sponge and lightly sweep over bricks to remove any grout that may have gotten on bricks DO NO PRESS HARD OR RUB IN A CIRCULAR MOTION This will press the grout into brick and turn brick a different color Allow 72 hours before operating fireplace ma Figure 23 Grouting Brick 112435 01M www desatech com 21 GLASS DOOR INSTALLATION IMPORTANT Install glass door frame before installing glass door DOOR MODELS BDM36E G C BDM42E G C AND BDM50E G C Assembly Insert L
28. lue E Pipe gt ue Gas ALI Outlet Secure Termination to Outer Waterproof Pipe with 3 Screws Storm Collar Flashing gt Overlap Shingles Top Underlap and Sides of Shingles Flashing Base Figure 15 Termination 112435 01M www desatech com 11 VENTING INSTALLATION Continued CHASE INSTALLATIONS Instructions for chase installations are included with the chase style termination chosen In a multiple chase installation be sure to provide adequate distance between terminations to prevent smoke spillage from one termination to another We suggest that terminations be separated at least 24 center to center and stacked at a vertical height difference of 18 see Figure 16 Note If a decorative shroud is to be installed contact the manufacturer for specifications FINISHING THE FIREPLACE Combustible materials such as wallboard gypsum board sheet rock drywall plywood etc may make direct contact with sides and top around the fireplace face It is important that combustible materials do not overlap the face itself Brick glass tile or other noncombustible materials may overlap the front face provided they do not obstruct essential open ings like louvered slots or any other opening When overlapping with a noncombustible facing material use only noncombustible mortar or adhesive OPTIONAL GAS LINE INSTALLATION Gas line hook up sho
29. n position 112435 01M Outside of Side Fireplace Firebrick Finished Side Remove Conduit vi Knockout e 1 2 Dowel Insulation lla y lt Conduit et Cover Z Refractory 5v Knockout Plug Figure 18 Gas Line Knockout Outside of Fireplace Gas Incoming Finished Line 1 2 Black Side Conduit Iron Pipe Insulation P Seal gt Opening with Cement Refractory 4 5 eo Provide Enough Threaded End for Fitting Connection Figure 19 Gas Line Installation www desatech com 13 BRICK INSTALLATION Installation of brick should be done afterthe fireplace is placed in a permanent location The brick housing panels are already installed in the firebox Each housing is stamped with a letter full size bricks are not stamped These letters will help identify the brick when installing It is impor tant to install these bricks exactly as instructed Press the brick firmly into the brick housing until it snaps The groove line on the side of the brick will come in contact with the flange on the brick housing This secures the brick into the housing See Figure 20 The bricks are packaged in four separate boxes These boxes are labeled by sections of the fire box Box 1 Hearth Panel Box 2 Rear Panel
30. nt A fireplace with glass doors has a limited amount of air for combustion Excessive heat within the fireplace can result if too large a fire is built or if combustion air gate is not completely open The following tips should be followed to assure that both the fireplace and glass door retain their beauty and function prop erly Both the flue damper and glass doors must be fully opened before starting fire This will provide sufficient combustion air and maintain safe temperatures in firebox IMPORTANT The glass must be allowed to warm slowly and evenly The tempered glass will withstand a gradual temperature rise to 550 F which is more than a normal fire will generate Such materials as pitch wax laden logs very dry mill end lumber and large amounts of paper or cardboard boxes can create an excessively hot fire and should not be burned in this fireplace Always keep the fire well back from the doors and never allow flames to contact the glass WARNING Fireplaces equipped with glass doors should be operated only with doors fully opened or doors fully closed Doors if left partly open may draw gas and flame out of the fireplace opening creating risks of both fire and smoke k N Doors Fully Closed Fireplace Front Fireplace Front Doors Fully Opened Figure 30 Bi Fold Glass Doors 112435 01M www desatech com 23 OPERATION AND MAINTENANCE GUIDELINES Co
31. ntinued Cleaning Glass Clean glass with any commercial glass cleaner or soap and water Do not use any abrasive material to clean glass Do not clean glass with any cool water if glass is still hot from the fire and smoke A gas line or gas log lighter may be installed for the purpose of installing a vented or vent free deco rative gas appliance incorporating an automatic shutoff device and complying with the Standard for Decorative Gas Appliances for Installation in Vented Fireplaces ANSI Z21 60 or American Gas Association draft requirements for Gas Fired Log Lighters for Wood Burning Fireplaces Draft NO 4 dated August 1993 If you wish to install an unvented vent free gas log set only unvented gas log sets which have been found to comply with the standard for unvented room heaters ANSI Z21 11 2 are to be installed in this fireplace OUTSIDE AIR AND DAMPER HANDLE OPERATION The damper handle which opens and closes the damper blade is located in the upper front face of the fireplace Pushing the handle forward and up through the keyway slot will free damper blade to automatically open Pushing the handle forward and down will lock damper blade closed see Figure 31 The outside air kit lever is located at the left and right hand sides of fireplace see Figure 32 Lift ing lever up will free the outside air door to open Pulling lever down will lock the door A WARNING Risk of fire Re place grate with DESA model
32. of notch Model Distance Apart GM36 3 1 4 Centers GM42 4 4 Centers See Chart GM50 83 Centers for Grate Retainer Brackets Location Figure 22 Installing Grate Retainer Bracket GROUTING INSTRUCTIONS Material provided 2 9 16 bags of cement 2 9 16 bags of sand Material required 1 Piping bag 1 Joints striker 1 Heavy duty mixing bucket 1 Trowel 1 Moisten brick surface with a damp sponge spray bottle just prior to application When the bricks are wet any excess grout mixture that might have gotten onto the brick will easily wipe off 2 Inaheavy duty mixing bucket pour seven 7 cups of water in first then add in 4 5 Ibs half of a bag of sand and 4 5 Ibs half of a bag of cement Mix together well using a power drill with a mixing wand attachment 3 The overall length of piping bag should be about 16 If the bag is longer than 16 cut it down to size by removing end with larger opening This will make the bag easier to handle 4 Put2to3cupsof grout mixture into piping bag making sure the smaller opening is downward and over a moist towel to avoid spilling Place a wet towel over the bucket making sure it is directly on the surface of grout mixture This will keep the mixture moist and it will not dry out before use 5 Begin grouting by first doing a Filler Pass This is done by filling the joint about 3 4 full with grout mixture It
33. r additional information Consult a qualified installer or local distributor TABLE OF CONTENTS Safety Informati9 f 2 Brick Installation Specifications ae Glass Door Installation T Fireplace Installation 6 Operation and Maintenance Guidelines 23 Venting Installation uuu 8 Technical 6 24 Optional Gas Line Installation 12 Replacement and Accessory Parts 25 SAFETY INFORMATION FOR YOUR SAFETY IMPORTANT Check local codes before installing this fireplace Before beginning the installation of the fireplace read these instructions through completely This DESA fireplace and its components are safe when installed according to this installation manual Unless you use DESA components which have been designed and tested for the fireplace system you may cause a fire hazard The DESA warranty will be voided by and DESA disclaims any responsibility for the following actions a Modification of the fireplace components doors air inlet system and damper control b Use of any component part not manufac tured or approved by DESA in combination with a DESA fireplace system Proper installation is the most important step in ensuring safe and continuous operation of the fireplace Consult the local
34. t of the chimney measured from the base of the fireplace to the flue gas outlet of the termination is 16 feet for straight flue or a flue with one elbow set The maximum distance between elbows is 6 feet For systems with two elbow sets the minimum height is 22 feet The maximum height of any system is 50 feet This measurement includes the fireplace chimney sec tions and the height of the termination assembly at the level of the flue gas outlet see Figure 15 page 11 FRAMING 1 Frame the opening for the fireplace using the dimensions shown in Figures 1 and 2 2 If the fireplace is to be installed directly on carpeting tile other than ceramic or any combustible material other than wood floor ing the fireplace must be installed upon a metal or wood panel extending the full width and depth of the fireplace 3 Setthe fireplace directly in front of this open ing and slide the unit back until the nailing flanges touch the side framing 4 Checkthe level of the fireplace and shim with sheet metal if necessary 5 Before securing fireplace to prepared framing the ember protector provided must be placed between the hearth extension not supplied and under the bottom front edge of the fire place to protect against glowing embers falling through If the fireplace is to be installed on a raised platform a Z type ember protector not supplied must be fabricated to fit your required platform height The ember protector shoul
35. uld be done by your supplier or a qualified service person Note Before you proceed make sure your gas supply is turned off Use only a 1 2 black iron pipe and appropriate fittings 1 Remove knockout indentation on refractory or firebrick wall located above the refractory hearth floor The knockout indentation must be firmly tapped with any solid object such as a 1 2 dowel until it is released Remove fragmented portions of refractory see Figure 18 page 13 2 Remove gas line cover plate located on either side of fireplace and pull out insulation from gas line conduit sleeve Save insulation for reuse Figure 16 Multiple Chase Installation Replace screws 10 FOOT RULE 3 1 2 black iron gas line into the fireplace All flue gas outlet chimney terminations must through the teat i aised platform add height Provid entend a minimum etn above tpo Sia ised la i high Provido highest point where it passes through the roof and NE pe eP fitting connection see Figure 19 page 13 must be at least 2 feet above the highest point of Note Secute incoming sas ine to wood the roof that is within a horizontal distance of 10 ere s sss feet see Fi 17 framing to provide rigidity for threaded end eet see Figure 17 5 4 Repack insulation around gas line and into 10 Level of sleeve opening Seal any gaps between gas line Flue Gas and refractory knockout hole with refractory ce Z Outlet ment or
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