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B-VENT DECORATIVE GAS FIREPLACE
OWNER’S OPERATION AND
INSTALLATION MANUAL
For more information, visit www.desatech.com For more information, visit www.desatech.com
MODELS M36E(B,H), M42E(B,H), VM36E(B,H) AND VM42E(B,H)
ELECTRONIC IGNITION - NATURAL GAS
SAVE THIS MANUAL
WARNING: If the information in these instructions
This manual is valuable. In addition to instructing
is not followed exactly, a fire or explosion may
you on how to install and maintain your appli-
result causing property damage,
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TABLE OF CONTENTS 2 SAFETY INFORMATION TABLE OF CONTENTS CLEANING AND MAINTENANCE ............................................ 18 SAFETY INFORMATION ............................................................ 2 SERVICE HINTS....................................................................... 19 UNPACKING ............................................................................... 3 TECHNICAL SERVICE ............................................................. 19 INTRODUCTION.............
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SAFETY INFORMATION 3 UNPACKING 3 SAFETY INFORMATION UNPACKING Continued The following items are packed inside the firebox. Remove before positioning firebox into framing. 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 • Transition Collar - For vent connection meet the standard requirements. • Ceramic Log Pack - Shrink-wrapped on cardboard 8. Turn fireplace off and let cool before servicing or repairing. • Thr
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INTRODUCTION 4 Before You Begin INTRODUCTION Models M36E(B,H), VM36E(B,H), M42E(B,H) and VM42E(B,H) The installation must conform with local codes or, in the absence of are vented gas fireplaces that use an electronic gas control valve and local codes, with the current National Fuel Gas Code, ANSI Z223.1 electronic ignition system. A 6" B-Type venting system and a listed or with the current CAN/CGA B149 Installation Codes. type vent cap are not supplied but are required for proper operation. Thi
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PRODUCT SPECIFICATIONS 5 5 PRODUCT SPECIFICATIONS A F For Use With 6"Ø Type B-1 Vent Pipe Only E HEARTH AREA H DIMENSIONS Stand Off D Collar 7" B C G Alternate 7" Gas Supply Inlet 1.5" X Glass Door 13.5" (Optional) K Outside Air I Kit Location O J N (Optional) S R W T 7" P L V Q M Model 36 Model 42 Model 36 Model 42 A 29" 36" M 42" 49" B 5/8" 5/8" N 36" 40" C 41" 48" O 37" 41" 5 1 D 12" 14" P 8 /8" 10 /2" 1 7 E 21 /4" 23" Q 13 /8" 14" 1 1 1 1 F 22 /4" (24" w/o Brick) 29 /4" (31" w/o Brick) R
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SELECTING LOCATION 6 PRE-INSTALLATION PREPARATION Clearances SELECTING LOCATION PRE-INSTALLATION To determine the safest and most efficient location for your appli- PREPARATION ance, you must take into consideration the following guidelines: CLEARANCES 1. The location must allow for proper clearances (see Clearances, next column). Minimum clearances to combustibles are: • Back and Sides of Outer Surround ............................ 0" min. 2. Consider a location where heat output would not be a
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PRE-INSTALLATION PREPARATION 7 Mantel Clearances and Wall Details 7 PRE-INSTALLATION PREPARATION Continued MANTEL CLEARANCES AND WALL DETAILS TOP VIEW A combustible mantle shelf maybe installed a maximum 12" (229 mm) Outer Surround from the wall. Figures 5 and 6 show the minimum allowable distances Combustible from various combustible mantle components in relation to the fire- Material May place opening. Be Used SAFE 1 ZONE Combustible 1 /2" (38mm) 12" Max. 3" (76mm) (229mm) Materials Max. Heade
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PRE-INSTALLATION PREPARATION 8 Framing Installing Transition Vent Collar PRE-INSTALLATION PREPARATION Continued These Dimensions Allow for a 3/4" FRAMING Clearance at Sides and Back of 1. Frame appliance enclosure as illustrated in Figures 7 and 8. Fireplace. However, 0" Clearance is Permitted Note: If a wall covering is used to line the enclosure, then all measurements must be from the surface of the covering. D 2. Place the appliance into the framing and secure it. C 3/4" Clearance Note: If ap
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VENTING INSTALLATION 9 9 VENTING INSTALLATION A B-type venting system must be connected to the appliance for Example 1: Shows the minimum allowable system height and venting to the outside of the building. lateral offset for a 60° degree or greater inclination. Code specifies that offsets at 60° degrees or greater are considered horizontal and The following section is provided as a guide to a standard B-type must follow the 75% percent rule for lateral to total vertical system vent installation.
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VENTING INSTALLATION 10 Checking for Proper Venting VENTING INSTALLATION Continued Vent terminations must be located in accordance with height and Note: Before connecting this appliance to an existing vent system proximity rules of NFPA No. 54 or CAN/CGA B149. These rules or a common venting system consult with your local architect, apply to vents at 12 in. diameter or less and require a minimum planner, or building official. height in accordance with the roof pitch and a minimum of 8 ft. distan
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INSTALLATION 11 Wall Switch Installation 11 Optional Remote Control Installation Gas Line Hook-Up INSTALLATION Battery Cover WALL SWITCH INSTALLATION 12 Volt Battery The installation of a wall switch allows you to activate the gas control valve and turn the fireplace on and off. The wall switch is to be connected to the incoming 120 volt regular household wiring that supplies the electricity to the fireplace. Refer to wiring diagram in Back of Pull to Remove this manual on page 19. Handset Insul
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INSTALLATION 12 Gas Line Hook-Up (Cont.) Ember and Pan Material Placement INSTALLATION Continued DESA recommends that a black iron gas line be routed from the gas EMBER AND PAN MATERIAL PLACEMENT source, through a sediment trap (shown in Figure 18), and into the 1. Open the bag(s) of vermiculite and fill the entire burner pan appliance, Once connected through the appliance, a flexible gas line until the burner tube is completely covered (see Figure 20). may be used for ease of installation to
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INSTALLATION 13 Log Placement for M36E/VM36E Models 13 INSTALLATION Continued Log 4 LOG PLACEMENT FOR M36E/VM36E MODELS 1. Place small front right log (log 1) on right front of grate as shown in Figure 23. Log 3 2. Place large back log (log 2) onto grate making sure notches rest over grate as shown in Figure 23. 3. Place log 3 across logs 1 and 2 aligning pegs on log 3 with holes in logs 1 and 2 (see Figure 24). 4. Place the top of log 4 across the right side of log 2, aligning peg in log 4 with
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INSTALLATION 14 Log Placement for M42E/VM42E Models INSTALLATION Continued LOG PLACEMENT FOR M42E/VM42E MODELS 1. Place log 1A on the front left side of grate. Place log 1B on the Log 3 front right side of the grate. See Figure 27. Log 4 2. Place large back log (log 2) onto grate making sure notches Log 1A rest over grate. Insert peg on back of log 1A into hole on front left of log 2 (see Figure 27). 3. Place log 3 across log 1A and log 2, aligning peg on log 3 with Log 2 top left hole on log 2
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INSTALLATION 15 Combustion Air Kit Model AK4 (Optional) 15 Appliance Enclosure Installing Optional Glass Door Accessory INSTALLATION Continued COMBUSTION AIR KIT MODEL AK4 INSTALLING OPTIONAL GLASS DOOR (OPTIONAL) ACCESSORY The outside air kit may be installed on the left side of the fireplace CAUTION: Use only glass doors certified for use only. The vent can be installed through the outside wall or a with this appliance. ventilated crawl space. The handle to operate the damper door for the ou
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INSTALLATION 16 Installing Optional Glass Door Accessory (Cont.) Opening Vent Damper INSTALLATION Continued 5. Once the top and bottom pins are secured, unfold the door into Spring Clip the closed position. 6. Repeat the process for the opposite door assembly. Depress Spring 7. To adjust the doors, slide them partially open. Using a screw- Clip to Release Pivot Pin driver, loosen the hold-down screws in the spring clip (see Fig- Fold Bi-Fold ure 34) and pivot plate. Door After 8. Close both door
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OPERATING FIREPLACE 17 For Your Safety Read Before Lighting 17 Lighting Instructions To Turn off Gas to Appliance Optional Remote Operation OPERATING FIREPLACE 13. Visually locate the pilot. The ignitor should begin to spark FOR YOUR SAFETY and the main burner should ignite once flame appears at READ BEFORE LIGHTING pilot. • If lighting the appliance for the first time each season, it WARNING: If you do not follow these instructions may take several attempts before the supply gas can reach exac
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INSPECTING BURNERS 18 Pilot Assembly Burner Flame Pattern CLEANING AND MAINTENANCE Pilot and Burner Logs INSPECTING BURNERS CLEANING AND Check pilot flame pattern and burner flame patterns often. MAINTENANCE PILOT ASSEMBLY WARNING: Installation and repair should be done The pilot assembly is factory preset for the proper flame. Alterations by a qualified service person. The appliance should may have occurred during shipping and handling. The pilot is be inspected before each use and at least an
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Robertshaw MODEL SP745 IGNITION CONTROL IGN PV GND TR PV/MV TH MV SERVICE HINTS 19 19 TECHNICAL SERVICE WIRING DIAGRAM REPLACEMENT PARTS SERVICE HINTS REPLACEMENT PARTS Note: Use only original replacement parts. This will protect your When Gas Pressure Is Too Low warranty coverage for parts replaced under warranty. • pilot will not stay lit PARTS UNDER WARRANTY • burner will have delayed ignition • fireplace will not produce specified heat Contact authorized dealers of this product. If they can’
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TROUBLESHOOTING 20 TROUBLESHOOTING The two most common causes of a malfunctioning gas appliance are: Note: For additional help, visit DESA’s technical service web 1. Loose wiring connections site at www.desatech.com. 2. Construction debris clogging the pilot and/or gas control valve filter Note: Before troubleshooting the system, make sure the gas shutoff valve is ON. OBSERVED PROBLEM POSSIBLE CAUSE REMEDY Ignitor will not spark or pilot will not light 1. No gas supply, or shutoff valve is OFF
