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INSTALLATION INSTRUCTIONS
MPD35 Direct-Vent
Gas Fireplaces
P/N 850024M Rev. J 01/2011 MODELS
This manual is one of a set of two supporting this product. MILLIVOLT: ELECTRONIC:
Refer to P/N 875025M for Care and Operation Instructions.
MPD35ST-NM-B MPD35ST-NE-B
Ce manuel est disponible en francais, simplement
MPD35ST-PM-B MPD35PF-NE-B
en faire la demande. Numéro de la pièce 850024CF.
MPD35PF-NM-B
MPD35PF-PM-B
Portland
US
OTL Report No. 116-F-28-5
INSTALLER: Leave this manual with the appli
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PACKAGING GENERAL INFORMATION TABLE OF CONTENTS The assembled vented gas fireplace heater is Packaging .........................................Page 2 WARNING packaged with: Introduction ......................................Page 2 1 - the logs are packaged in a carton located General Information ..........................Page 2 Young children should be care- within the firebox. Requirements for the fully supervised when they are 2 - one plastic bag of glowing embers is located
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The appliance, when installed, must be electri- Note: Installation and repair should be done by a qualified service person. The appliance cally grounded and wired in accordance with WARNING should be inspected before use and at least local codes or, in the absence of local codes, annually by a professional service person. Improper installation, adjust- with the National Electrical Code, ANSI/NFPA More frequent cleaning may be required ment, alteration, service or 70 - latest editi
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O W IGNITER OFF ON CONTROL T H N Gas Pressure - All Models Orifice Sizes - Sea Level to High Altitude Manifold Pressure Port ON/OFF Switch (All Models) Tables 2 and 3 show the appliances' inlet and manifold gas pressure requirements: These appliances are tested and approved for installation at elevations of 0-4500 feet (0-1372 Inlet Inlet Gas Supply Pressure meters) above sea level using the standard burner Pressure (all models) Port orifice sizes (marked with an "*" in Table 4 ). Fuel #
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COLD CLIMATE INSULATION For cold climate installations, seal all cracks around your appliance with noncombustible material and wherever cold air could enter the room. It is especially important to insulate outside chase cavity between studs and under floor on which appliance rests, if floor is above Vertical Venting ground level. Gas line holes and other open- ings should be caulked or stuffed with unfaced fiberglass insulation. If the fireplace is being installed on a cement slab in
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Be aware that this is a heat producing ap- Vertical Vent Termination Clearances pliance. Objects placed above the unit are Termination Heights For Vents exposed to elevated temperatures. TERMINATION HEIGHTS FOR VENTS ABOVE Above Flat Or Sloped Roofs FLAT OR SLOPED ROOFS Ref. NFPA 54 / ANSI Z223.1 Horizontal Overhang Do not insulate the space between the appli- Roof Pitch * Feet * Meters ance and the area above it (see Figure 8 ). 2 FT Vertical MIN. 2 FT MIN. Wall Flat to 6/12 1.0 0.3 L
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V EXTERIOR HORIZONTAL VENT TERMINATION CLEARANCE REQUIREMENTS NOTE: Local Codes Or Regulations May Require Different Clearances. * See Item D in the Text Below. P N N NOTE: Location Of The Vent Termination Exterior Wall Inside Must Not Interfere With Access To The Corner Detail O Electrical Service. *18” V V G Q Horizontal Termination V 6” Ventilated Soffit A Inside Corner = 9” in U.S. A = 12” in Canada Detail D H 3 ft. B B D E X C A A V V Fixed Operable L V Closed Window 3 ft. Window V F C B
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MINIMUM CLEARANCES TO COMBUSTIBLES Hearth Extension - A hearth extension is not required with this appliance. If a hearth exten- Appliance And Vent Clearances sion is used, do not block the lower control compartment door. Any hearth extension used The appliance is approved with zero clearance to combustible materials on all sides (as detailed is for appearance only and does not have to in Table 5), with the following exception: When the unit is installed with one side flush with a conform t
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MINIMUM CLEARANCES* Inches (millimeters) WARNING Sides 1/2 in. (13) Failure to position the parts in accordance with these 0 (0) from Spacers Or Dimples ** diagrams or failure to use only parts specifically Top Spacers 0 (0) approved with this appliance may result in property Floor 0 (0) damage or personal injury. From Bottom of Unit To Ceiling 72 (1829) Vent 3 (76) Top* / 1 (25.4) Sides & Bottom AVERTISSEMENT SERVICE CLEARANCES Feet (meters) Front, Back, Sides 3 feet (0.9
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Step 4. (Page 14) Install the vent system and Step 1. FRAMING exterior termination. Pressure Relief Plates Frame these appliances as illustrated in Figures Step 5. (Page 26) Field Wiring 13 and 14 on Pages 11 and 12. All framing details must allow for a minimum clearance a. Millivolt Appliances – Install the operating to combustible framing members as shown control switch (not factory provided) and bring in Table 5 on Page 8. in electrical service line for forced air-circulating blowe
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FIREPLACE SPECIFICATIONS - MPD35ST SPECIFICATIONS Fireplace Framing Specifications Notes: • Inches (millimeters) • Minimum Framing Stud Size is 2 x 4 Natural Gas BTU Input 30,000 • See side views of fireplace below for ***This dimension does gas line inlet location options. Propane Gas BTU Input 28,000 not include the addition of drywall to the inside of **20-3/4 **This dimension (527) 4-1/2" Inner / framing or clearance for Co-axial DV Vent Size based on 5/8" drywall. 7-1/2" Outer
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FIREPLACE SPECIFICATIONS - MPD35PF SPECIFICATIONS Fireplace Framing Specifications Notes: • Inches (millimeters) • Minimum Framing Stud Size is 2 x 4 Natural Gas BTU Input 30,000 • See side views of fireplace below for ***This dimension does gas line inlet location options. Propane Gas BTU Input 28,000 not include the addition **20-3/4 of drywall to the inside of **This dimension (527) 4-1/2" Inner / framing or clearance for Co-axial DV Vent Size based on 5/8" drywall. 7-1/2" Outer
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Step 2. ROUTING GAS LINE Installing a gas supply line from the fuel supply to IMPORTANT: If propane is used, be aware that the appliance involves numerous considerations if tank size is too small (i.e. under 100-lbs, if Route a 1/2" (13 mm) gas line to the left side of materials, protection, sizing, locations, con- this is the only gas appliance in the dwelling. of the appliance as shown in Figure 15. Gas trols, pressure, sediment, and more. Certainly no Ref. NPFA 58), there may be loss of
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Step 4. INSTALL THE VENT SYSTEM Securing Screws Top Vent Vent Seal Cap General Information (OUTSIDE of Appliance) These instructions should be used as a guideline and do not supersede Insulation local codes in any way. Install venting according to local codes, these Cabinet Top instructions, the current National Fuel Gas Code (ANSI-Z223.1) in the USA or the current standards of CAN/CSA-B149.1 in Canada. Ensure clearances are in accordance with local installation codes and the requirements
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VERTICAL TERMINATION SYSTEMS (ROOF) VENT SECTION LENGTH CHART VENT SECTION LENGTH CHART Nominal T T Nominal Section 6 12 24 36 48 Section Length 6 12 24 36 48 O O Length (inches) See Figure 19 and Figures 29 through 34 on (inches) T T Net Section A A Pages 18, 19 and 20 and their associated 4-1/2 10-1/2 22-1/2 34-1/2 46-1/2 Net Section Length (inches) 4-1/2 10-1/2 22-1/2 34-1/2 46-1/2 L L Length (inches) Vertical Vent Tables which illustrate the various Height of Vent Number of Vent Sections
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Vertical (Offset) Installation B. Attach vent components to appliance C. Attach vent components to each other - Other vent sections may be added to the - Secure Vent SV4.5 direct vent system compo- Analyze the vent routing and determine the nents are unitized concentric pipe components previously installed section in accordance with the requirements of the vertical vent figures quantities of vent sections and number of el- featuring positive twist lock connections (see and tables. To add a
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F. Change vent direction to horizontal/inclined H. Frame roof opening - Identify location for run - At transition from or to a horizontal/in- vent at the roof. Cut and/or frame opening per Storm clined run, install the SV4.5E45 and SV4.5E90 Roof Framing Chart and Figure 25. Collar elbows in the same manner as the straight vent sections. The elbows feature a twist section to allow them to be routed about the center axis of their initial collar section to align with the required direction o
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VERTICAL VENT FIGURES/TABLES Table A Note: Secure Vent (rigid vent pipe) is shown in the figures; Secure Flex (flexible vent pipe) V Minimum H Maximum u Ceiling Firestop / Spacer (SV4.5VF) may also be used. feet (meter) feet (meter) Note: It is very important that the horizontal/in- 2 (0.610) 1 (0.305) clined run be maintained in a straight (no dips) 4 (1.219) 2 (0.610) and recommended to be in a slightly elevated 6 (1.829) 3 (0.914) V plane, in a direction away from the fireplace
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VERTICAL VENT FIGURES / TABLES (CONTINUED) Table C H1 H+H Maximum H Maximum V Minimum 1 feet (meter) feet (meter) feet (meter) u Ceiling Firestop / 5 (1.524) 2 (0.610) 1 (0.305) Spacer (SV4.5VF) 10 (3.048) 4 (1.219) 2 (0.610) 15 (4.572) 6 (1.829) 3 (0.914) 20 (6.096) 8 (2.438) 4 (1.219) V + V + H + H = 40 feet (12.2 m) Max vWall Firestop/ 1 1 H = 8 feet (2.438 meters) Max. Spacer (SV4.5HF) V1 H + H = 20 feet (6.096 meters) Max. 1 Ceiling Firestop / u Spacer (SV4.5VF) u When using Secure F
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HORIZONTAL (OUTSIDE WALL) Support Horizontal / Inclined Run Building TERMINATION SYSTEM Brackets Support Framing Figures 34, and Figures 37 to 42 on pages SV4.5HT-2 Termination 22 to 24 and their associated Horizontal Vent SV4.5E90 Shown Elbow Table illustrate the various horizontal venting configurations that are possible for use with these appliances. Secure Vent pipe applications SV4.5L6/12/24/36/48 are shown in these figures; Secure Flex pipe Exterior Vent Sections Ceiling u Firestop
