Desa CD36M-A User's Manual
Contents
1. Figure 3 Framing Dimension Nailing Ta a minimum clear ance of 2 irem CD32M CD36M A CD42M A the top of the pipe and 1 mini 1 5 mum to the sides and bottom A 28 35 Ya 41 ls Vertical sections of this system B 13 15 21 5 require a minimum of 1 clear 393 49 5 8 58 1 5 ance to combustible materials D 10 3 8 13 1 2 on all sides of the pipe E 97 13 3 4 16 3 4 34 th 41 1 8 48 G 351 42 18 48 1 4 545 68 1 4 81 1 2 Figure 4 Corner Installation 111916 01F www desatech com 5 PRE INSTALLATION PREPARATION Continued amp E 1 4 H i S TR n je Fixed o Closed Openable N Ra E X pe M Ny T vj k 09 Y A V TERMINATION CAP A clearance above grade veranda porch deck or balcony 12 inches 30 5cm minimum B clearance to window or door that may be opened 12 inches 30 5cm minimum C clearance to permanently closed window minimum 12 inches 30 5cm recommended to prevent condensation on window D vertical clearance to ventilated soffit located above the terminal within a horizontal distance of 24 inches 61cm from the center line of the terminal 18 inches 45 7cm minimum clearance to unventilated2. Fireplace Surround 108885 01 108074 01 Burner Assembly 108890 01 108076 01 Burner Base Gasket 108897 01 110991 01 Rear Refractoryt 108901 01 110990 01 Right Refractoryt 108901 02 110989 01 Left Refractoryt 11418 11418 Push On Nut 108440 01 12105 Screen 108455 02 13113 Screen Rod AS T Electrical Duct Assy B 2 Gas Knock Out Cover ds Gas Conduit Assy 109082 03 109082 01 Heat Shield 109022 01 109006 01 Log Set 109403 01 110182 01 Front Log Log 1 109404 01 109007 01 Rear Log Log 2 109407 01 109009 01 Base Log Log 3 109406 01 109008 01 Crossover Log Log 4 109405 01 107348 01 Left Top Log Log 5 109408 01 107347 01 Right Top Log Log 6 11102 11102 Screw 8 32 x 3 8 PPH Zinc 11105 11105 Screw 10 x 1 2 Zinc 11179 11179 Screw 10 24 x 1 4 Zinc 11237 11237 Screw Trilab M4 x 8mm 14389 14389 HI LO Sit Valve Nat Gas 14492 14492 Piezo Ignitor 14500 14500 Brass Fitting 14253 14253 Flexible Connector 14511 14511 Ignitor Bracket 14528 14528 Brass Elbow Fitting 104506 25 14496 Orifice 104509 02 14576 Aluminum Tubing Assy 26808 26808 Valve Bracket 26827 26827 Switch Bracket 108886 01 108077 01 Grate Base 108891 01 104504 03 Burner Tube 108084 02 108084 02 Pilot Assembly Nat Gas Burner Base Assembly 109699 01 Right Face Extension 109699 02 Left Face Extension 109700 01 Top Face Extension PARTS AVAILABLE NOT SHOWN 25487 25487 Lava Rock 110251 01 110251 01 Micro Switch Assembly 27253 27253 Notice Label 109896 01 112033 01
3. FIREPLACES AND FIREPLACE ACCESSORIES VEXAR by lomecesr DIRECT VENT FIREPLACE OWNER S OPERATION AND INSTALLATION MANUAL We recommend that our S A products be installed and A SA serviced by professionals who E P are certified in the U S by NFI m run National Fireplace Institute Gin www nficertified org CD32M 32 DV Fireplace with Fan CD32M 1 32 DV Fireplace CD32M 2 32 DV Fireplace with Fan amp Door Switch CD36M A 36 DV Fireplace with Fan CD36M A1 36 DV Fireplace CD36M A2 36 DV Fireplace with Fan amp Door Switch CD42M A 42 DV Fireplace with Fan CD42M A2 42 DV Fireplace with Fan amp Door Switch WARNING If the information in this manual is not fol lowed exactly a fire or explosion may result causing property damage personal injury or loss of life Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance WHAT TO DO IF YOU SMELL GAS Do not try to light any appliance Do nottouch any electrical switch do not use any phone in your building Immediately call your gas supplierfrom a neighbor s phone Follow the gas supplier s instructions If you cannot reach your gas supplier call the fire department Installation and service must be performed by a quali fied installer service agency or the gas supplier Save this manual for future reference For more information visit www desatech com WARNI
4. Local codes or regulations may require different clearances Termination Clearances for Buildings with Combustible and Noncombustible Exteriors Inside Corner Outside Corner Recessed Location A A 6 15 2cm V d B B 6 15 2cm Balcony with No Side Wall Balcony with Perpendicular Side Wall Combustible amp Noncombustible H 24 61cm J 20 50 8cm G Combustible 24 61cm Noncombustible 18 45 7cm C Maximum depth of 48 121 9cm for recessed location D Minimum width for back wall of recessed location Combustible 38 96 5cm Noncombustible 24 61cm E Clearance from corner in recessed location Combustible 6 15 2cm Noncombustible 2 5 1cm Figure 5 Minimum Clearances for Vent Terminations www desatech com 111916 01F INSTALLATION WARNING Read all instruc tions completely andthoroughly before attempting installation Failure to do so could result in serious injury property dam age or loss of life Operation of improperly installed and main tained venting system could resultin serious injury property damage or loss of life NOTICE Failuretofollowthese in structions will void the warranty VENTING INSTALLATION PRECAUTIONS Consult local building codes before beginning the installation The installer must make sure to select the proper vent system for installation Before ins
5. Log 7 11102 Screw 8 32 x 3 8 PPH Zinc 11105 Screw 10 x 1 2 Zinc 11179 Screw 10 24 x 1 4 Zinc 11237 Screw Trilab M4 x 8mm 14389 HI LO Sit Valve Natural Gas 14492 Piezo Ignitor 14500 Brass Fitting 14253 Flexible Connector 14511 Ignitor Bracket 14528 Brass Elbow Fitting 104506 25 Orifice 14544 Aluminum Tubing Assembly 26808 Valve Bracket 26827 Switch Bracket 108346 01 Grate Base 108376 01 Burner Tube 108084 02 Pilot Assembly Natural Gas 108755 01 Pilot Bracket 108373 01 Burner Base Assembly 108330 01 Burner Pan Assembly 104506 24 Orifice PARTS AVAILABLE NOT SHOWN 25487 Lava Rock 110251 01 Micro Switch Assembly 27253 Notice Label 111007 01 Gas Conversion Kit Not a field replaceable part 1 Optional See page 23 E AE E SN AE EEE CN Nee 111916 01F www desatech com 21 SPECIFICATIONS CD32M CD36M A CD42M A Gas Rate Natural 12 000 15 000 25 000 18 000 Btu hr 22 000 Btu hr 35 000 Btu hr Gas Rate Propane LP 11 000 14 000 23 000 17 000 Btu hr 20 000 Btu hr 33 000 Btu hr Ignition Piezo Piezo Piezo Natural Gas Manifold Pressure 3 5 w c 3 5 w c 3 5 w c Propane LP Manifold Pressure 10 w c 10 w c 10 w c Minimum Inlet Supply Pressure 4 5 w c 4 5 w c 4 5 w c WIRING DIAGRAM Piezo Ignitor Pilot Thermocouple Thermopile Piezo Safety Microswitch for NLH pilot Models CD32M 2 CD36M A2
6. Gas Conversion Kit NN App o c c c c c 2 c c NM o MO c la 2a la 2a l3 NM 2 MN M 33333343 l3 l l Not a field replaceable part Optional See page 23 111916 01F www desatech com 212 ILLUSTRATED PARTS BREAKDOWN MODEL CD42M A vere 905 RR 90000900 30 RORY He RL RL gt 55 He XS te e 2 BB 33 s x sete 09 e Ses 35 ee lt 009 z 55 Ses 5 amp ER PEERY SE 20 www desatech com 111916 01F PARTS LIST MODEL CD42M A KEY PART NO NUMBER DESCRIPTION OOXDOAUN Firebox Assembly E Face Weldment 108328 01 Door Assembly 108331 01 Top Panel Assembly Louver 108331 03 Bottom Panel Assembly Louver Fireplace Top Fireplace Top Insulation Fireplace Surround 108329 05 Burner Assembly 108374 01 Burner Base Gasket 111300 01 Rear Refractoryt 111301 01 Right Refractoryt 111302 01 Left Refractoryt 11418 Push On Nut 107840 01 Screen 108455 01 Screen Rod 110037 01 Electrical Duct Assembly Gas Knock Out Cover Gas Conduit Assembly liii Heat Shield 108778 01 Log Set 109402 01 Small Base Log Log 1 109396 01 Front Log Log 2 109397 01 Rear Log Log 3 109398 01 Crossover Log Log 4 109399 01 Top Center Log Log 5 k 109400 01 Top Left Log Log 6 109401 01 Top Right Log
7. does not enter the gas line Complete your gas line installation by connect ing the incoming gas line to the flexible gas line Secure tightly with a wrench but do not over tighten WARNING All gas piping and connections must be tested for leaks after the installation is completed Never use an open flame to check for a leak After ensuring that the gas valve is open ap ply commercial leak detection fluid to all gas joints Bubbles forming show a leak Correct all leaks at once Do not operate any appliance if a leak is detected Gas Routing Right Side Not Shown Side of Fireplace Front Face Figure 13 Gas Line Routing Incoming 1 2 Gas Line Permitted By Local Codes Sediment Trap Not Supplied Figure 14 Sediment Trap PILOT ADJUSTMENT The pilot or electrode assembly is factory preset for the proper flame height Alterations to these settings may have occurred during shipping and handling If this is the case some minor readjust ments may be necessary and should be done by a qualified service technician The proper settings for the thermopile height should be at a distance of 3 8 95 cm to 1 2 1 27 cm from the pilot flame as shown in Figure 15 1 2 95cm 1 3cm Figure 15 Pilot Assembly REMOVING GLASS PANEL CAUTION Before you ceed make sure your gas control valve is in the OFF position 1 To remove louvers pull both spring la
8. in accordance Flame Adjustment page 13 Retighten screw with the manufacturers instruc 7 Remove pilot hood by pulling up until it tions and all applicable codes disengages from barrel Do not remove the and requirements ofthe authority retainer clip see Figure 34 havingjurisdiction Ifany informa 8 Remove pilot orifice from inside barrel using tionisthese instructions is notfol a 5 32 allen wrench to unscrew the orifice lowed correctly a fire explosion 9 Replace pilot orifice with LP orifice supplied orproduction ofcarbon monoxide with this kit The number 30 is stamped on the sleeve for identification Insert small end of new pilot orifice into barrel and thread until tight with the allen wrench 10 Line up notch on pilot hood to the positioning tab on barrel receiver and snap back into position IMPORTANT Be careful not to bend or kink the may result causing property dam age personal injury or loss of life The qualifiedservicetechnicianis responsible for the proper instal lation of this conversion kit aluminum tubing during conversion Make sure Mounting Pressure the pilot hood and orifice are properly mated and Screws Regulator aligned after finishing this conversion Tower Diaphragm Pilot Hood Spring 2 Components Pilot Orifice C 5 32 Allen S Wrench Barrel Clip 10 Pilot Bracket Figure 34 Converting Pilot CONVERTING CONTROL VALVE Convert the gas control valve by swapping
9. soffit 12 inches 30 5cm minimum clearance to outside corner see below clearance to inside corner see below not to be installed above a meter regulator assembly within 36 inches 91 4cm horizontally from the center line of the regulator zonm J X SUPPLY INLET m RESTRICTED AREA TERMINATION PROHIBITED clearance to service regulator vent outlet 72 inches 182 9cm minimum clearance to non mechanical air supply inlet to building or the combustion air inlet to any other fireplace 12 inches 30 5cm minimum clearance to a mechanical air supply inlet 72 inches 182 9cm minimum 1 clearance above paved side walk or a paved driveway located on public property 84 inches 213 4cm minimum clearance under veranda porch deck 12 inches 30 5cm minimum clearance above a roof shall extend a minimum of 24 inches 61cm above the highest point when it passes through the roof surface and any other obstruction within a horizontal distance of 18 inches 45 7cm GAS METER T vent shall not terminate directly above a side walk or paved driveway which is located between two single family dwellings and serves both dwellings only permitted if veranda porch deck or balconey is fully open on a minimum of 2 sides beneath the floor as specified in CAN SGA B149 1 or 2 Installation Codes 1991 for Canada or for U S A installation follow the current National Fuel Gas Code ANSI Z223 1 Note
10. Gas Line and CD42M A2 Only w Remote Switch Field Supplied Incoming THIS n o Main c Control TP B Do Not Gas Valve o Supply TPTH A l To 120V 5 Field Wire N O SW BLK Incoming EN WHT 120V AC lt Wireway 9 22 lt Fuse Box GRN or Electrical Rating Optional Wiring Diagram Ts 7 Breaker 120v 60Hz 0 7A For Fan Kit Connectors Not Supplied 22 www desatech com 111916 01F ACCESSORY AND REPLACEMENT PARTS MICRO SWITCH ASSEMBLY P N 110251 01 FOR MODELS CD32M 2 CD36M A2 AND CD42M A2 ONLY PIEZO IGNITOR P N 14492 MILLIVOLT HI LO VALVE P N 14389 REGULAR FOR MODELS CD32M CD32M 2 BLOWER KIT CD36M A CD36M A2 AND CD42M A PILOT ASSY STANDARD TOP LOUVER PN 108084 02 NG PILOT ORIFICE 108085 01 51 NAT 108085 02 30 LP P N 108903 01 CD32M SERIES P N 108011 01 CD36M A SERIES P N 108331 01 CD42M A STANDARD BOTTOM LOUVER P N 108903 03 CD32M SERIES P N 108011 03 CD36M A SERIES P N 108331 03 CD42M A 109479 01 CD32M SERIES 108719 01 CD36M SERIES 108455 01 CD42M CD36M A SERIES ORIFICE 43 NAT CD32M SERIES ORIFICE 47 NS P N 104506 25
11. L HOOKUP AND REMOTE RECEIVER DIAGRAM An outlet box with two receptacles see Figure 9 has been supplied for your convenience and is located inside on the lower right side of the fireplace The remote control receiver is factory wired and connected to the convertible gas valve as shown in Figure 10 Outlet Box ai Ay Me Three prong Plug Figure 9 Duplex Outlet Convertible Gas Valve Remote Control Receiver Figure 10 Remote Control Receiver GAS SUPPLY TESTING NOTICE This section is in tended as a guide for qualified technicians installing gas to the appliance WARNING Do not connect appliance before pressure test ing gas piping Damage to gas valve may result and an unsafe condition may be created The appliance and its individual shutoff valve must be disconnected from the gas supply piping system during any pressure testing of that system at test pressures in excess of 1 2 psig 3 5 kPa The appliance must be isolated from the gas sup ply piping system by closing its individual shutoff valve during any pressure testing of the gas supply piping system at test pressures equal to or less than 1 2 psig 3 5 kPa The gas control valve is secured underneath the firebox Two 1 8 ports are provided on the gas control valve for pressure test gauge connections see Figure 11 Pilot Gas Line Do Not Kink To Pilo
12. NG Improper installation adjustment altera tion service or maintenance can cause injury or prop erty damage Refer to this manual for correct installation and operational procedures For assistance or addi tional information consult a qualified installer service agency or the gas supplier WARNING This direct vent gas fireplace is intended for use with natural or propane LP gas only Do not attempt to burn any solid fuels in this appliance This fireplace is manufactured for Stylecrest Inc under the Vexar brand name by DESA This fireplace may be installed as an OEM installation in a manufactured mobile home and must be installed in accordance with the manufacturers instructions and the Manufactured Home Construction and Safety Stan dard Title 24 CFR Part 3280 in the United States or the Mobile Home Standard CAN CSA Z240 MH Series in Canada This fireplace is only for use with the type s of gas indicated on the rating plate A conversion kit is supplied with the fireplace 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 replacement parts or optional accessory items when needed Keep it with your other important papers TABLE OF CONTENTS Introd ction eate 3 Troubleshooting 17 Selecting Location 3 Illustrated Parts Br
13. P N 14496 ORIFICE 455 LP ORIFICE 455 LP P N 14514 P N 14514 CD42M A SCREEN TUBE BURNER PAN BURNER 108440 01 CD32M SERIES ORIFICE 47 ORIFICE 46 2 3 DS EDAM A GLASS DOOR ASSEMBLY P N 104506 25 P N 104506 24 P N 108892 01 CD32M SERIES ORIFICE 56 LP ORIFICE 456 LP P N 110994 01 CD36M A SERIES P N 108328 01 CD42M A PIN 104506 20 OPTIONAL REMOTE CONTROL KIT STANDARD REMOTE CONTROL KIT REMOTE CONTROL KIT PIN 00825 ELECTRONIC ONLY PIN 14187 pene a P N 00710 OPTIONAL BATTERY REQUIRED FOR BATTERIES REQUIRED FOR TRANSMITTER RECEIVER AND TRANSMITTER USED ON BLOWER ONLY KA gt gt RECEIVER TRANSMITTER RECEIVER TRANSMITTER RECEIVER TRANSMITTER 111916 01F www desatech com DESA 2701 Industrial Drive P O Box 90004 Bowling Green KY 42102 9004 www desatech com 111916 01 111916 01 Rev F NOT A UPC 04 05
14. air supply air intake The horizontal run must have a rise of 1 4 6 cm for every 12 30 48 cm of horizontal run towards the termination The maximum horizontal run depends on the vertical rise from the fireplace adapter collar to the vent termination see table below VERTICAL HORIZONTAL 0 to 1 ft 30 48 cm 1 ft 30 48 cm to 4 ft 121 92 2 ft 60 96cm to 8 ft 243 84 cm 3ft 91 44cm to 12 ft 365 76 cm 4ft 121 92cm to 16 ft 487 68 cm 5ft 152 40cm to 15 ft 457 20 cm 6ft 182 88cm to 14 ft 426 72 cm 7 ft 213 36 to 13 ft 396 24 cm 8 ft 243 84 cm to 12 ft 365 76 cm WARNING Never allow the vent to run downward as this may cause excessive tempera tures which could cause a fire WARNING Horizontal sec tions of this vent system require FRAMING Once the final location has been determined ob serving height clearances for vent termination you may construct framing using dimensions shown in Figures 3 and 4 depending on your installation If the appliance is to be installed directly on carpet ing tile other than ceramic or any combustible material other than wood flooring the appliance must be installed on a metal or wood panel extend ing the full width and depth of the appliance CD32M CD36M A CD42M A A 32 2 8 36 1 8 1 8 B 5 8 41 1 4 4814 19 23 1 2 25 5 P An nr gt
15. al service technician to examine the appliance and to re place any part s of the control ignition system and other related components that have been submerged under water PRE INSTALLATION PREPARATION Do not block required air spaces with insula tion or any other material Do not obstruct the effective opening of the appliance with any type of facing material CLEARANCES TO COMBUSTIBLES Minimum clearances to combustibles for the fireplace are Back and Sides of Fireplace 0 e ER pedia 0 Perpendicular Wall 6 s IBEODU OS 36 Top of Standoff a en 0 MANTEL CLEARANCES Woodwork such as wood trims mantles and other combustible materials should be placed within the required clearance specified in Figure 2 Mantel Mantel From Top Depth of Opening 1 14 A 16 2 12 B 14 3 10 C 12 4 8 D 10 5 6 E 8 6 4 F 6 7 2 4 Top of Louver Opening Figure 2 Mantel Clearances www desatech com 111916 01F PRE INSTALLATION PREPARATION Continued VENT TERMINATION CLEARANCES The final position of your fireplace depends on the location of the vent termination in relation to the clearances that must be observed as shown in Figure 5 on page 6 The vent system serves as the chimney as well as the combustion
16. d remote switch before servicing appliance Any safety screen or guard removed for servicing the fireplace must be replaced prior to operation Have a qualified agency periodically inspect vent system at the start of each heating season for any obstruction which will hinder its normal operation Never obstruct the flow of combus tion and ventilation air Keep the front of the fireplace clear of all obstacles and materials FOR YOUR SAFETY READ BEFORE LIGHTING Adjustment Screw EN Pan 0 a ae Bottom Air Shutter L Opening C Dp Burner Gas Line Burner Adjustment Screw d a Tube Air Shutter Manifold Opening LE Firebox Na Bottom b Sa dh Figure 31 Air Shutter Adjustments Burner Gas Line WARNING If you do not fol low these instructions exactly a fire or explosion may result causing property damage per sonal injury or loss of life A This appliance has a pilot which must be lighted by hand When lighting the pilot follow these instructions exactly B BEFORE LIGHTING smell all around the appliance area for gas Be sure to smell next to the floor because some gas is heavier than air and will settle on the floor WHAT TO DO IF YOU SMELL GAS Do not try to light any appliance Do not touch any electric switch do not use any phone in your building Immediately call
17. e to hold the control knob in for about one 1 minute after the pilot is lit Release knob and it will pop back up Pilot should remain lit If it goes out repeat steps 5 through 9 If knob does not pop out when released stop and call service technician or gas supplier If the pilot will not stay lit after several tries turn gas control knob to OFF and call your service technician or gas supplier 10 Turn gas control knob counterclockwise K cN to ON Knob can be turned to ON only if the control knob is popped out Thermocouple 5 Piezo Pilot Burner Ignitor Thermopile Se Figure 33 Pilot TO TURN OFF GAS TO APPLIANCE Turn off the wall switch Turn off all electric power to the appliance if service is to be performed Remove control access panel Push in gas control knob slightly and turn clockwise to OFF Do not force Replace control access panel CONVERTING FIREPLACE FROM NATURAL GAS TO PROPANE LP GAS The conversion kit is packaged with the unit Please check the contents before beginning this conversion A WARNING Before proceed ing make sure the gas control valve is in the OFF position and all electrical power to the appli ance is turned off CONVERTING PILOT E Wait five 5 minutes to clear out any gas Smell f
18. eakdown and Parts List 18 Pre Installation Preparation 4 Specifications nete tete installation A AN 7 Wiring Diagram Burner Flame Adjustment 13 Accessory and Replacement Parts Operating 14 Converting Fireplace From Natural Gas To Propane LP Gas 15 2 www desatech com 111916 01F INTRODUCTION A WARNING This productcon tains and or generates chemicals known to the State of California to cause cancer or birth defects or other reproductive harm Models CD32M series CD36M A series and CD42M A series are heat circulating grav ity direct vent fireplaces with sealed combustion chamber These fireplaces use millivolt gas control valve and millivolt ignition system These fireplaces are convertible with the standard setup as natural gas Conversion may be performed by the O E M mobile home builder or by a quali fied service person on site If you are uncertain as to what gas your unit is equipped for please check the rating plate located inside of the appliance opening or consult your mobile home supplier or your local distributor of DESA Vexar products NOTICE Check local building codes for area requirements be fore installing this appliance BEFORE YOU BEGIN Before beginning the installation of your appli ance read these instructions throug
19. h completely This DESA Vexar fireplace and its components are safe when installed according to this installation manual and operated as recommended Unless you use DESA Vexar components designed and tested for this fireplace system YOU MAY CAUSE A SAFETY HAZARD The DESA Vexar warranty will be voided by and DESA Vexar disclaims any responsibility for the following actions A Modification to the fireplace components doors blower fans or vent system B Use of any component part not manufactured or approved by DESA Vexar in combination with a DESA Vexar fireplace system Proper installation is the most important step in ensuring safe and continuous operation of the fireplace Consult the local building codes as to the particular requirements concerned with the instal lation of all factory built fireplaces This fireplace when installed must be electrically grounded in accordance with local codes or in the absence of local codes with the National Electrical Code ANSI NFPA 70 or the Canadian Electrical Code CSA C22 1 The installation must conform with local codes or in the absence of local codes with the National Fuel Gas Code ANSI Z223 1 or the Canadian Installa tion Code B149 This appliance com plies with ANSI Z21 88 1998 and CSA 2 33 M98 as a VENTED GAS FIREPLACE HEATER SELECTING LOCATION To determine the safest and most efficient loca tion for your fireplace consider the following guidelines 1 T
20. he vent pipe every 3 ft to avoid excessive stress on the elbows and possible separation see Figure 8 Clearances must be maintained between the roof and the termination Refer to chart below Roof Pitch Minimum Height Above Roof Flat 7 12 1 ft 30 48 cm 7 12 8 12 11 5 ft 45 72 cm 8 12 9 12 2 ft 60 96 cm 9 12 10 12 21 2 ft 76 20 cm 10 12 11 12 11 12 14 12 14 12 16 12 16 12 18 12 18 12 20 12 20 12 21 12 4 ft 121 92 cm 5 ft 152 40 cm 6 ft 182 88 cm 7 ft 213 36 cm 71 ft 228 60 cm 8 ft 243 84 cm Direct Vent Pipe CD32M and CD36M A 4 1 4 Inner and 7 Outer CD42M A 5 Inner and 8 Outer Siding Standoff Optional Minimum Pipe Overlap 1 1 4 pa Firestop Deflector Shield I a Maintain 1 P Minimum Air Space Around Outer Pipe when Penetrating a Wall Framed Openings CD32M and CD36M A 10 x 10 CD42M A 10 3 4 x 10 3 4 Screws Horizontal Termination Vent Cap Exterior Wall with Vinyl Siding Figure 7 Vent Termination Horizontal Wall Strap lt Roof Flashing 45 Elbows Pd Ceiling Firestop Figure 8 Vertical Termination with Offset and Wall Strap www desatech com 111916 01F INSTALLATION Continued ELECTRICA
21. he location must allow for proper clearances see Figure 1 2 Consider a location where the fireplace would not be affected by drafts air conditioning ducts windows or doors 3 Alocation that avoids the cutting of joists or roof rafters makes ventilation installation easier In selecting a location the following precautions must be observed e Do not connect this appliance to a chimney system used for solid fuel burning fireplace Due to high temperatures do not locate this appliance in high traffic areas or near furniture and draperies Never obstruct the openings of the appliance or flow of ventilation air Keep the control compartments accessible hi FULL PROJECTION CORNER INSTALLATIO FLUSH INSTALLATION u Flush installation is recommended where living space is limited Projected installation may be ideal for a new addition to an existing finished wall Corner installation makes use of a space that may not normally be used and provides a wider and more efficient range for radiant heat transfer Figure 1 Common Fireplace Locations 111916 01F www desatech com 3 SELECTING LOCATION Continued Do not locate appliance close to where gasoline or other flammable liquids may be stored The appliance must be kept clear and free from combustible materials Do not use this appliance if any part has been under water Immediately contact a loc
22. io results in an even clean burning flame across the burner see Figure 30 0000000 Long Blue Flame with Yellow Tips INCORRECT SHUTTER Short Sharp Blowing Flame INCORRECT OPEN SHUTTER Long Uneven Yellow Flame Figure 30 Burner Flame Patterns 111916 01F www desatech com 13 BURNER FLAME ADJUSTMENT Continued If adjustment is necessary you can restore the proper flame setting by loosening the air shutter screw and rotating the air shutter until proper setting is achieved see Figure 31 The correct shutter openings are as follows Tube Burner Pan Burner Model Natural Propane Natural Propane LP LP CD32M 0 188 Max CD36M A 0 188 Max CD42M A 0 188 0 313 0 188 0 500 WARNING Improper installa tion adjustment alteration ser vice or maintenance can cause injury or property damage Refer to this manual for assistance Consult a qualified installer for additional information OPERATING FIREPLACE OPERATION GUIDELINES When used for the first time the fireplace may emit a slight odor for about 16 to 24 hours This is normal and is due to the curing of the logs and the burn in of internal paint and lubricant used in the manufacturing process Keep compartments logs burners and area sur rounding logs clean by vacuuming and brushing at least twice a year or as necessary Turn off gas an
23. n front log and on the pin on back log Place log 4 small round log on pin on right side of front log see Figure 21 CD32M Log 1 Placement Figure 18 Installing Log 1 CD36M A Series Shown Figure 19 Installing Log 2 CD36M A Series Shown Figure 20 Installing Log 3 CD36M A Series Shown Figure 21 Installing Log 4 CD36M A Series Shown 111916 01F www desatech com 11 INSTALLATION 5 Place log 5 top log onto right pin of front log Continued 2 and smooth surface of rear log 3 Make sure it is seated properly see Figure 27 5 Place log 5 small front log onto the front 6 Place log 6 left log on left pin of front log left part of grate making sure notches fit over 2 and smooth surface of rear log 3 Make prongs of grate see Figure 22 sure it is seated properly see Figure 28 6 Place log 6 onto two pins on left side of back 7 Place log 7 right log on right pin of to and front logs see Figure 22 E ig 8 one log 5 Make sure it is seated properly see Figure 28 Figure 25 Installing Log 3 Model Figure 22 Installing Logs 5 and 6 CD42M A CD36M A Series Shown Model CD42M A Series 1 Place log 1 small base log onto pin on left side of grate extension see Figure 23 2 Rest left side of log 2 front log on top of log 1 and right side onto pin located on right side of grate extension see Figure 24 3 Place l
24. og 3 rear log onto pins on rear of grate see Figure 25 4 Place log 4 crossover log onto pins from Figure 26 Installing Log 4 Model both logs 2 and 3 see Figure 26 CD42M A i Figure 23 Installing Log 1 Model CD42M A Figure 27 Installing Log 5 Model CD42M A Figure 24 Installing Log 2 Model CD42M A Figure 28 Installing Logs 6 and 7 Model CD42M A 12 www desatech com 111916 01F INSTALLATION Continued Lava Rock and Ember Material 1 For all models place lava rock along sides and front of firebox bottom in areas that are visible It is not necessary to use all lava rock provided NOTICE Do not put lava rock on or under burner Placing lava rock on burner could cause performance problems 2 Pull ember material apart into pieces no larger than a dime Place loosely and directly onto exposed section of front burner and along space between burner and grate prongs These will cre ate glowing ember appearance as flame touches ember material Do not block air slots by using too much ember material in one area It is not necessary to use all ember material provided 3 When lava rock and ember material are in place close and latch glass door and secure louvers in place WARNING The glass door must be securely in place before operating fireplace Do not oper ate fireplace if glass is missing
25. ollar and twist to lock Check to insure proper connection see Figure 6 Continue to install remainder of pipe for desired installation Make sure each section is twist locked securely When installation of vent pipe is complete in stall vent termination Depending on the loca tion of your fireplace you will vent vertically or horizontally Allow 1 of pipe to protrude from internal wall depending on wall thickness See Figure 7 page 8 For horizontal installation an optional siding standoff may be installed between the vent cap and the exterior wall Secure horizontal vent cap to standoff Secure standoff vent cap assembly to wall see Figure 7 page 8 Do not seal termi nation to vent pipe The vent termination must be removable for service pipe inspection Female Locking Lugs Male Locking Lugs Figure 6 Venting Installation 111916 01F www desatech com T INSTALLATION Continued For vertical installation a vertical termination is available Also for vertical venting application install vertical flue restrictor into inner collar of fireplace as shown in Figure 6 page 7 When installing a length of pipe for vertical termination that is over 3 ft support the pipe every 3 ft using metal wall straps Vertical to horizontal pipe must be keptata 1 ft to 4 ft ratio with a maximum run of no more than 20 ft If an offset is necessary in the attic to avoid obstruction it is important to support t
26. or any gas odor especially near the floor If any gas odor is present STOP See For Your Safety Read Before Lighting on page 14 Set HI LO knob to desired setting 2 Locate the latch on the louver assembly 12 Turn on all electric power to the appliance Remove top and bottom louvers by pulling Note It is recommended that you maintain the the spring latches toward the center of the gas control knob in the full OFF position during fireplace simultaneously until they are disen lengthy periods of seasonal non usage gaged from the locating holes 3 Undo latches located on top and bottom of fire a box and swing door to the fully open position 4 Carefully remove log set and ember material from O burner and place them aside in a safe place Gas Control o gt 5 Replace main burner orifice with burner orifice Knob HI LO Knob included in conversion kit Model CD42M A Figure 32 Control Knob in Pilot Position series contains burner UGE 111916 01F www desatech com 15 CONVERTING FIREPLACE gt Install the identification label enclosed with gas valve regulator to the valve body where FROM NATURAL GAS TO PROPANEILP GAS Continued it can easily be seen see Figure 36 WARNING Theconversionkit 6 Locate air shutter at end of burner manifold end must be installed by a qualified of tube burner for CD42M series Loosen screw and adjust air shutter to proper setting see Burner service technician
27. or broken DECORATIVE FACING Any noncombustible material may be used as fac ing glass tile brick etc as long as the proper clearances are observed see Clearances to Com bustibles page 4 Louvered openings must not be obstructed and upper and lower panels must remain accessible for service Use only heat re sistant noncombustible mortar or adhesive when securing decorative facing materials FACE EXTENSION FOR MODEL CD32M ONLY Model CD32M comes equipped with a front face extension The front face extension would add 3 2 to the width and 3 4 to the height of the fireplace face To install face extension 1 Remove existing screws from front face as sembly as shown in Figure 29 2 Align holes on top face extension with holes on top side of front face assembly and secure with screws previously removed see Figure 29 3 Align holes on right face extension with holes on right side of front face assembly and secure with screws previously removed see Figure 29 Do the same for left side 4 Secure top face extension with left and right face extensions with two sheet metal screws see Figure 29 Top Face Extension Side Face Extensions Figure 29 Front Face Extension Model CD32M Only BURNER FLAME ADJUSTMENT The burner flame adjustment shutter opening has been factory preset for natural gas to the proper air to gas ratio This rat
28. out the valve regulator portion of the gas valve Using a TORX 20 or a slotted screwdriver remove and discard the three mounting screws pressure regulator tower and dia phragm spring components see Figure 35 Figure 35 Removing Parts for Gas Control Valve Conversion Mounting Screws 2 Insure that the rubber gasket is properly positioned on the new pressure regulator assembly Install new pressure regulator as Identification Gasket sembly to valve using new mounting screws Label US supplied with kit Tighten screws securely Tr d See Figure 46 Figure 36 Installing New Parts for Gas Control Valve Conversion 16 www desatech com 111916 01F TROUBLESHOOTING WARNING Turn off heater and let cool before servicing Only a qualified service person should service and repair heater WARNING Turn off heater and let cool before servicing Only a qualified service person should service and repair heater OBSERVED PROBLEM POSSIBLE CAUSE REMEDY Pilot will not stay lit 1 Defective thermocouple 1 2 Check pilot flame It must impinge on thermocouple Clean or adjust pilot for maxi mum flame impingement on thermocouple Ensure the connection be tween valve and thermocouple are tight and secure Check thermocouple with millivolt meter Take reading at thermocouple terminals of gas valve with remote control off It should read 18 millivolts minimum Replace fa
29. t Pilot Adjustment Burner ON OFF Knob AJ o AMO o l aN YO urner Inlet Flame Pressure Outlet Adjustment Knob Pressure Figure 11 Gas Control Valve GAS LINE HOOK UP WARNING Gas line hook up should be done by your gas supplier or a qualified service person WARNING Before you pro ceed make sure your gas supply is OFF An equipment shutoff valve has been included in the fireplace s gas supply system However con sider installing an extra shutoff valve outside the appliance s enclosure check local codes where it can be accessed more conveniently with a key through a wall as shown in Figure 12 Figure 12 Typical Exterior Wall Gas Shutoff Installation 111916 01F www desatech com 9 INSTALLATION Continued In conformance with local codes route a 1 2 NPT gas line towards the appliance coming in from either the left or right side of the fireplace see Figure 13 Install a sediment trap between the incoming gas line and the gas control box see Figure 14 The sediment trap should extend down a minimum of 3 7 62 cm beyond the center of the pipe When routing gas line through conduit sleeve make sure to repack insulation to fill gaps between gas line and conduit sleeve Compounds used on threaded joints of gas piping shall be resistant to the action of propane or natural gas Compounds should be applied lightly to ensure excess sealant
30. talling vent kit the installer must read this fireplace manual and vent kit instructions Only a qualified service person should install venting system The installer must follow these safety rules Wear gloves and safety glasses for protection Use extreme caution when using ladders or when on roof tops Be aware of electrical wiring locations in walls and ceilings The following actions will void the warranty on your venting system Installation of any damaged venting component Unauthorized modification of the venting system Installation of any component part not manu factured or approved by DESA Installation other than as instructed by these instructions WARNING This gas fireplace and vent assembly must be vented directly to the outside The venting system must NEVER be attached to a chimney serving a separate solid fuel burning appli ance Each gas appliance must use a separate vent system Do not use common vent systems WARNING Horizontal sec tions of this vent system require aminimum clearance of 2 from the top of the pipe and 1 mini mum to the sides and bottom Vertical sections of this system require a minimum of 1 clear ance to combustible materials on all sides of the pipe VENTING INSTALLATION ip Vertical Flue Restrictor For Vertical Venting Application Install elbow to fireplace collar adapter located on back of the unit at a 45 angle Slide elbow over c
31. tches located in each end of louver toward center of appliance at the same time until disengaged from locating holes Repeat for bottom end spring latches see Figure 16 page 11 2 Remove screen rod by removing rod loop from glass door center bracket Slide screen rod either to the left or right of fireplace until one end is free to completely remove screen from fireplace 10 www desatech com 111916 01F INSTALLATION Continued 3 Undo latches located on top and bottom of firebox see Figure 17 Carefully swing door to the left The glass door is securely mounted to the firebox with 5 screws Glass Locating Holes Bottom Louver Figure 16 Removing Louvers Figure 17 Spring Latches INSTALLING LOG SET Each log is marked with a number in the following diagram These numbers will help in identify ing the logs when installed It is very important to install these logs exactly as instructed Do not modify logs Only use logs supplied with fireplace Models CD32M and CD36M A Series 1 Place log 1 back log on top of grate as shown in Figure 18 for the CD36M A Series Log 1 will go in front of the metal partition on grate see Figure 18 Make sure notches in bottom of log fit over grate Place log 2 large front log over pins on grate see Figure 19 Place log 3 c shaped crossover log onto rear and front logs as shown in Figure 20 Make sure itis seated properly on the smooth surface o
32. ulty ther mocouple if reading is below specified minimum Pilot lit but no flame on burner 1 Remote or wires defective 2 Thermopile not generating sufficient milivoltage 3 Plugged burner orifice 2 Check remote wires for proper connections Place jumper wire across terminals at re mote control If burner comes on replace remote If okay place jumper wire across remote control at valve If burner comes on wires are faulty or connections are bad Check thermopile with mil livolt meter Take reading at thermopile terminals of gas valve with remote control off It should read 325 millivolts minimum Replace thermopile if reading is below specified minimum Check burner orifice for stop page and remove Frequent pilot outage 1 Pilot flame may be too low or blowing high causing safety pilot to drop out 1 Clean and or adjust pilot flame for maximum flame impinge ment on thermocouple 111916 01F www desatech com ILLUSTRATED PARTS BREAKDOWN MODELS CD32M AND CD36M A SERIES 40 18 www desatech com 111916 01F PARTS LIST MODELS CD32M AND CD36M A SERIES KEY PART NUMBER NO CD32M CD36M A DESCRIPTION QTY Firebox Assembly Face Weldment 108892 01 108010 01 Door Assembly 108903 01 108011 01 Top Panel Assy Louver 108903 02 108011 02 Bottom Panel Assy Louver xi Fireplace Top nt Fireplace Top Insulation
33. your gas supplier from a neighbor s phone Follow the gas supplier s instructions If you cannot reach your gas supplier call the fire department C Use only your hand to push in control knob Never use tools If the knob will not push in or slide by hand don t try to repair it call a qualified service technician Force or attempted repair may result in a fire or explosion 14 www desatech com 111916 01F OPERATING FIREPLACE Continued D Do not use this appliance if any part has been under water Immediately call a qualified service technician to inspect the appliance and to replace any part of the control system and any gas control which has been under water LIGHTING 1 STOP Read the safety information above before proceeding Set the HI LO knob to the lowest setting Turn off all electrical power to the appliance Open control access panel Push in gas control knob slightly and turn clockwise lt XN to OFF 6 Wait five 5 minutes to clear out any gas Then smell for gas including near the floor If you smell gas STOP Follow B in the safety information above If you don t smell gas go to the next step 7 The pilot is located by the main burner 8 Turn knob on gas control counterclockwise FK c to PILOT 9 Push in the control knob all the way and hold in Immediately light the pilot by pressing the red ignitor button until a flame appears Con mep tinu
Download Pdf Manuals
Related Search