Table of Contents
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For more information, visit www.desatech.com
For more information, visit www.desatech.com
MODELS M36(B,H), M42(B,H), VM36(B,H), AND VM42(B,H)
WARNING: If the information in these instructions
is not followed exactly, a fire or explosion may
result causing property damage, personal injury
or death.
FOR YOUR SAFETY
— Do not store or use gasoline or any other flam-
mable vapors or 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 not touch any electrical switch;
• Do not use any phone in your building.
• Immediately call 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.
— Installation and service must be performed by a
qualified installer, service agency, or the gas
supplier.
This appliance may be installed in an aftermarket*, permanently located, manufactured (mobile) home, where not
prohibited by state or local codes.
This appliance is only for use with the type of gas indicated on the rating plate.
This appliance is not convertible for use with other gases, unless a certified kit is used.
*Aftermarket: Completion of sale, not for purpose of resale, from the manufacturer.
B-VENT DECORATIVE GAS FIREPLACE
OWNER'S OPERATION AND
INSTALLATION MANUAL
NATURAL GAS
Save this manual for future reference.
Save this manual for future reference.
SAVE THIS BOOK
This book is valuable. In addition to instructing
you on how to install and maintain your appli-
ance, 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.
WARNING: Improper installation, ad-
justment, alteration, service or main-
tenance can cause injury or property
damage. Refer to this manual. For
assistance or additional information
consult a qualified installer, service
agency, or the gas supplier.
NOT FOR USE WITH SOLID FUEL
CHECK LOCAL CODES PRIOR TO
INSTALLATION
MASSACHUSETTS STATE CODE
REQUIRES THE VENT DAMPER TO
BE WELDED OPEN OR REMOVED.
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Table of Contents
Related Manuals for Desa AND VM42
Summary of Contents for Desa AND VM42
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Page 1: Natural Gas
For more information, visit www.desatech.com For more information, visit www.desatech.com MODELS M36(B,H), M42(B,H), VM36(B,H), AND VM42(B,H) WARNING: If the information in these instructions is not followed exactly, a fire or explosion may result causing property damage, personal injury or death. -
Page 2: Table Of Contents
TABLE OF CONTENTS SAFETY INFORMATION TABLE OF CONTENTS SAFETY INFORMATION ... 2 UNPACKING ... 3 INTRODUCTION ... 4 PRODUCT SPECIFICATIONS ... 5 SELECTING LOCATION ... 6 PRE-INSTALLATION PREPARATION ... 6 VENTING INSTALLATION ... 9 INSTALLATION ... 11 OPERATING FIREPLACE ... 18 INSPECTING BURNERS ... -
Page 3: Unpacking
SAFETY INFORMATION Continued 7. A hearth extension is not required with this appliance. If one is installed, it is for aesthetic purposes only and does not have to meet the standard requirements. 8. Turn fireplace off and let cool before servicing or repairing. Only a qualified service person should install, service, or re- pair this fireplace. -
Page 4: Introduction
: A) Modification of the appliance or any of the components. B) Use of any component part not approved by DESA in combi- nation with this appliance. C) Installation and/or operation in a manner other than instructed in this manual. -
Page 5: Product Specifications
PRODUCT SPECIFICATIONS For Use With 6"Ø Type B-1 Vent Pipe Only Stand Off Collar 7" 7" Outside Air Kit Location (Optional) Model 36 29" 5/8" 41" 12" " " (24" w/o Brick) " (34" w/o Brick) " (16 " w/o Brick) "... -
Page 6: Selecting Location
SELECTING LOCATION PRE-INSTALLATION PREPARATION Clearances SELECTING LOCATION To determine the safest and most efficient location for your appli- ance, you must take into consideration the following guidelines: 1. The location must allow for proper clearances (see Clearances, next column). 2. Consider a location where heat output would not be affected by drafts, air conditioning ducts, windows, or doors. - Page 7 PRE-INSTALLATION PREPARATION Continued MANTEL CLEARANCES AND WALL DETAILS A combustible mantle shelf maybe installed a maximum 12" (229mm) from the wall. Figures 5 and 6 show the minimum allowable distances from various combustible mantle components in relation to the fire- place opening.
- Page 8 PRE-INSTALLATION PREPARATION Framing Installing Transition Pipe and Starter Collar PRE-INSTALLATION PREPARATION Continued FRAMING 1. Frame appliance enclosure as illustrated in Figures 7 and 8. Note: If a wall covering is used to line the enclosure, then all measurements must be from the surface of the covering. 2.
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Page 9: Venting Installation
VENTING INSTALLATION A B-type venting system must be connected to the appliance for venting to the outside of the building. The following section is provided as a guide to a standard B-type vent installation. Standing codes requirements concerning B-type vent installations may vary within your state, province or local codes jurisdiction. - Page 10 VENTING INSTALLATION Checking for Proper Venting VENTING INSTALLATION Continued Vent terminations must be located in accordance with height and proximity rules of NFPA No. 54 or CAN/CGA B149. These rules apply to vents at 12 in. diameter or less and require a minimum height in accordance with the roof pitch and a minimum of 8 ft.
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Page 11: Installation
INSTALLATION WALL SWITCH INSTALLATION The installation of a wall switch allows you to activate the gas control valve without the normal household electricity since the valve operates on millivolt current supplied by the heat generated by the thermopile. To install the wall switch: 1. - Page 12 INSTALLATION Optional Wireless Hand-Held Remote Control Installation (Cont.) Gas Line Hook-Up INSTALLATION Continued 4. Connect wires to control circuit. Connect white wire to termi- nal marked TH/TP on control valve. Connect red wire to male blade connector provided at open end of safety circuit wiring (see Wiring Diagram, page 20).
- Page 13 INSTALLATION Continued DESA recommends that a black iron gas line be routed from the gas source, through a sediment trap (shown in Figure 20), and into the appliance, Once connected through the appliance, a flexible gas line may be used for ease of installation to gas control valve (see Figure 21).
- Page 14 INSTALLATION Log Placement for M36/VM36 Models INSTALLATION Continued LOG PLACEMENT FOR M36/VM36 MODELS 1. Place small front right log (log 1) on right front of grate as shown in Figure 25. 2. Place large back log (log 2) onto grate making sure notches rest over grate as shown in Figure 25.
- Page 15 INSTALLATION Continued LOG PLACEMENT FOR M42/VM42 MODELS 1. Place log 1A on the front left side of grate. Place log 1B on the front right side of the grate. See Figure 29. 2. Place large back log (log 2) onto grate making sure notches rest over grate.
- Page 16 Note: Glass door may be heavy for some individuals. If this is the case, please request help from someone else. The M36, VM36, M42 and VM42 B-vent fireplaces are approved for use with optional bi-fold glass doors (see Accessories, page 29).
- Page 17 INSTALLATION Continued 5. Once the top and bottom pins are secured, unfold the door into the closed position. 6. Repeat the process for the opposite door assembly. 7. To adjust the doors, slide them partially open. Using a screw- driver, loosen the hold-down screws in the spring clip (see Fig- ure 36) and pivot plate.
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Page 18: Operating Fireplace
OPERATING FIREPLACE For Your Safety Read Before Lighting Lighting Instructions To Turn off Gas to Appliance OPERATING FIREPLACE FOR YOUR SAFETY READ BEFORE LIGHTING WARNING: If you do not follow these instructions exactly, a fire or explosion may result causing prop- erty damage, personal injury or loss of life. -
Page 19: Inspecting Burners
OPERATING FIREPLACE Continued OPTIONAL HAND-HELD REMOTE OPERATION Note: The receiver and hand-held remote control kit must be purchased separately (see Accessories, page 29). Follow installa- tion instructions on pages 11 and 12 of this manual. 1. After lighting, let pilot flame burn for about one minute. Turn control knob to ON position. -
Page 20: Cleaning And Maintenance
You may have further questions about installation, operation, or troubleshooting. If so, contact DESA’s Technical Service Depart- ment 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. WIRING DIAGRAM PILOT... -
Page 21: Troubleshooting
TROUBLESHOOTING Note: For additional help, visit DESA’s Technical Service web site at www.desatech.com. Note: Before troubleshooting the system, make sure the gas shutoff valve is ON. OBSERVED PROBLEM Pilot will not light Pilot will not stay lit No gas to burner, although wall switch and... - Page 22 TROUBLESHOOTING TROUBLESHOOTING Continued OBSERVED PROBLEM Pilot goes out when wall switch is ON Spark ignitor will not light pilot after re- peated triggering of red button For more information, visit www.desatech.com For more information, visit www.desatech.com POSSIBLE CAUSE 1. Millivolt output on thermopile too high 1.
- Page 23 TROUBLESHOOTING Continued WARNING: If you smell gas • Shut off gas supply. • Do not try to light any appliance. • Do not touch any electrical switch; do not use any phone in your building. • Immediately call your gas supplier from a neighbor’s phone. Follow the gas supplier’s instructions.
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Page 24: Illustrated Parts Breakdown And Parts List
ILLUSTRATED PARTS BREAKDOWN Models M36(B,H), M42(B,H), VM42(B,H) and VM42(B,H) ILLUSTRATED PARTS BREAKDOWN MODELS M36(B,H), M42(B,H), VM36(B,H) AND VM42(B,H) For more information, visit www.desatech.com For more information, visit www.desatech.com 37(LP) 35 34 59/60 108795-01K... - Page 25 Firebox Support Leg ** Not a field replaceable part. For more information, visit www.desatech.com For more information, visit www.desatech.com 108795-01K Models M36(B,H), M42(B,H), VM42(B,H) and VM42(B,H) KEY M36(B,H) M42(B,H) QTY. NO. VM36(B,H) VM42(B,H) DESCRIPTION 18 106687-01 106887-02 Damper Can Collar...
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Page 26: Illustrated Parts Breakdown
ILLUSTRATED PARTS BREAKDOWN Logsets for Models M36(B,H), M42(B,H), VM42(B,H) and VM42(B,H) ILLUSTRATED PARTS BREAKDOWN LOGSETS FOR MODELS M36(B,H), M42(B,H), VM36(B,H) AND VM42(B,H) Logset for M36(B, H)/VM36(B, H) Models PART NUMBER DESCRIPTION 107999-01 Log Set 108724-01 Right Front 9" Split Log... -
Page 27: Owner's Registration Form
Address: City: Home Phone: E-Mail: Please answer the following questions to register your product with DESA: 1. Where will the product be used? Living/Family Room Office/Warehouse If you bought this product yourself, did you plan to purchase this type of product before going into the store? 3. - Page 28 Postage Required 2701 Industrial Drive P.O. Box 90004 Bowling Green, KY 42102-9004 For more information, visit www.desatech.com For more information, visit www.desatech.com 108795-01K TAPE...
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Page 29: Accessories
Purchase these firebox accessories from your local dealer. If they can not supply these accessories, call DESA’s Sales Department at 1-866-672-6040 for information. You can also write -to the address listed on the back page of this manual. -
Page 30: Warranty Information
LIMITED WARRANTY B-VENT FIREPLACE DESA warrants this product to be free from defects in materials and components for four (4) years from the date of first purchase, provided that the product has been properly installed, operated and maintained in accordance with all applicable instructions. To make a claim under this warranty the Bill of Sale or cancelled check must be presented.