Lennox Merit Plus MPD-3530CNE-B Installation Instructions Manual Download Page 41

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NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE.

LENNOX HEARTH PRODUCTS • MERIT

PLUS DIRECT VENT GAS FIREPLACES (MPD33/35/40/45) • INSTALLATION INSTRUCTIONS

NOTES

Summary of Contents for Merit Plus MPD-3530CNE-B

Page 1: ...these instructions is not followed exactly a fire or explosion may result causing property damage personal injury or death WARNING AVERTISSEMENT AVISO HOT GLASS WILL CAUSE BURNS DO NOT TOUCH GLASS UN...

Page 2: ...eplace and Framing Specifications 11 Step 2 Routing Gas Line 12 Step 3 Preparing Appliance Vent Collar 13 Step 4 Installing Vent System 13 Vertical Termination Systems 14 Vent Section Length Chart 14...

Page 3: ...h from fire burns explosion or carbon monoxide poisoning Onlytrimkit s suppliedbythemanufacturer shall be used in the installation of this ap pliance Seules les trousses de garniture fournies parlefab...

Page 4: ...h will dimenish 4 for every 1 000 feet of altitude REQUIREMENTS FOR THE COMMON WEALTH OF MASSACHUSETTS Thesefireplacesareapprovedforinstallationin the US state of Massachusetts if the following additi...

Page 5: ...te outside chase cavity between studs and under floor on which appliance rests if floor is above ground level Gas line holes and other open ings should be caulked or stuffed with unfaced fiberglass in...

Page 6: ...ef NFPA 54 ANSI Z223 1 Roof Pitch H ft H m Flat to 6 12 1 0 0 3 6 12 to 7 12 1 25 0 38 7 12 to 8 12 1 5 0 46 8 12 to 9 12 2 0 0 61 9 12 to 10 12 2 5 0 76 10 12 to 11 12 3 25 0 99 11 12 to 12 12 4 0 1...

Page 7: ...e e n i l r e t n e c f o e d i s n i h c a e o t e c n a r a e l C H y l b m e s s a r o t a l u g e r r e t e m t e e f 5 1 f o t h g i e h a n i h t i w m c 1 9 t e e f 3 y l b m e s s a r o t a l...

Page 8: ...face use the alternate rear vent outlet the venting attached to the top vent should be routedinawaytominimizeobstructionstothespaceabovetheappliance Do not insulate the space between the appliance and...

Page 9: ...d or surround materials must not be allowed to encroach the area defined by the appliance front face black sheet metal Never allow combustible materials to be positioned in front of or overlapping the...

Page 10: ...t must not be supported by them or notched to fit around them All construction above the appliance must be self supporting DO NOT use the appliance for structural support Securethefireplacetothesidefr...

Page 11: ...5 4 4 1 0 4 6 1 1 1 6 2 4 3 4 4 6 1 m m 9 4 1 1 2 2 0 1 8 7 6 7 3 1 1 6 0 4 fireplace AND FRAMING specifications Vent Size Coaxial DV Vent Size 4 1 2 Inner 7 1 2 Outer Vertical Venting through the Cei...

Page 12: ...as shown in Figure 15 Gas lines must be routed constructed and made of materials that are in strict accordance with local codes and regulations All appliances are factory equipped with a flexible gas...

Page 13: ...ENT COVER PLATE SECURING SCREWS CROSS SECTION INSIDE UNIT OUTSIDE UNIT VENT SEAL PLATE GASKET SECURING SCREWS CROSS SECTION LINTEL SECURING SCREWS LINTEL REAR VENT COVER PLATE SECURING SCREWS ON MPD 3...

Page 14: ...7 1 1 0 0 6 0 7 5 7 1 2 5 2 1 8 1 0 1 0 6 0 7 5 9 2 2 5 2 1 9 1 0 0 1 6 0 7 5 2 3 2 5 7 3 9 1 0 0 0 0 5 5 7 3 2 5 7 9 1 1 0 0 0 5 6 5 1 4 2 5 2 1 0 2 0 0 0 7 0 7 6 4 2 5 0 2 1 0 0 7 0 8 2 5 2 1 2 0 1...

Page 15: ...ent sections are available in net lengths of 4 1 2 114 mm 10 1 2 267 mm 22 1 2 572 mm 34 1 2 876 mm and 46 1 2 1181 mm Refer to the Vent Section Length Chart on page 14 for an aidinselectinglengthcomb...

Page 16: ...a twist section to allow them to be routed about the center axis of their initial collar section to align with the required direction of the next vent run element Twist elbow sections in a clockwise...

Page 17: ...must be used in this application This table shows a 1 V to 2 H ratio For every 1 foot of V vertical you are allowed 2 feet of H horizontal run up to a maximum horizontal run of 8 feet Example If 8 fee...

Page 18: ...6 096 4 1 219 H H1 20 feet 6 096 m Max V V1 H H1 40 ft 12 192 m Max meters meters Example If 20 feet of H horizontal vent run is needed then 4 feet minimum of V vertical vent will be required This tab...

Page 19: ...st elbow sections in a clockwise direction only so as to avoid the possiblity of unlocking any of the previously connected vent sections See Figure 25 on page 16 I Continueinstallationofhorizontal inc...

Page 20: ...in addition to the termination and adapter for a particular range of wall thicknesses L Install Firestop Spacer at exterior wall When using the square termination install SV4 5HF Secure Vent SF4 5HF S...

Page 21: ...ure 37 showing wall thickness range when using SV4 5HT 2 termination kit Only the square termination SV4 5HT 2 may be used HORIZONTAL Vent Figures Tables Note Two 45 degree elbows may be used in place...

Page 22: ...tal vent run is needed then 4 feet minimum of V vertical vent will be required This table shows a 1 V to 5 H ratio For every 1 foot of V vertical you are allowed 5 feet of H horizontal run up to a max...

Page 23: ...em SeeFigure39 V Minimum feet feet 5 1 524 Elbow Only 5 1 524 1 0 305 10 3 048 2 0 610 15 4 572 3 0 914 20 6 096 4 1 219 meters TABLE L meters H Maximum 1 1 H H1 20 feet 6 096 m Max V V H H 40 ft 12 1...

Page 24: ...igh temperature sealant Catalog No 10K81 to the inner adapter collar approximately 1 2 inch from the end 3 Pull and extend the inner flexible vent pipe 4 Slide the inner flex pipe over the adapter col...

Page 25: ...e B R IGNITER BK Blower speed control switch is provided in FBK200 blower kit Schematic Representation Only ON OFF Switch Integral with Gas Valve Leave the ON OFF switch which is integral with the gas...

Page 26: ...he bottom Remove the bottom compartment door by sliding the hinge pin located at the door s left side to the right until it disengages from the left corner post hole Pull the door diagonally to the le...

Page 27: ...lution is an effec tiveleaktestsolutionbutitisnotrecommended because the soap residue that is left on the pipes fittings can result in corrosion over time A Light the appliance refer to the lighting i...

Page 28: ...that have notches to fit over the grate tines should be positioned with these notches directly against the grate Handle logs carefully to prevent breakage Proper log placement is critical to encourag...

Page 29: ...irebox with the log s notches directly over the brackets Position the right log log no 3 by inserting the pin from the rear log into the hole on its upper end Place the left log and then the smaller l...

Page 30: ...n the order shown Position the rear log on the brackets at the rear of the firebox with the log s notches directly over the brackets Position the right log log no 3 by inserting the pin from the rear...

Page 31: ...individual logs as shown below Logs should be placed in the order shown Position the center log on the burner first then place the glowing embers as shown in Figure 56 Place the rear log both the righ...

Page 32: ...ppear sooty The following chart is provided to aid you in achieving the correct air shutter adjustment for your installation Figure 60 Removing the Glass Enclosure Panel see Figure 60 Remove the top l...

Page 33: ...e factory setting as shown in the table in Figure 64 2 Light appliance follow lighting procedure on lighting label in control compartment or in the Care and Operation Instructions 3 Allow the burner t...

Page 34: ...djustment Rod Up Fully Open Position Air Shutter Burner Tube Adjusting Set Screw Adjustment Rod Down minimum air opening position s l e d o M s a G e p y T R I A Y R O T C A F R E T T U H S G N I T T...

Page 35: ...erdeMarche Arr t etvice versa Nettoyez soigneusement la plaque murale de l interrupteur ou le thermostat mural pour liminer la poussi re et les traces de graisse ou d huile Collez l tiquette sur la su...

Page 36: ...ical rigid 1 1 1 spacing 10 Pack 96K92 SV4 5SP Support Plate Installation Accessories Listed Secure Vent Components Cat No Model Description H1968 SV4 5HT 2 Horizontal Square Termination with Firestop...

Page 37: ...M 94L08 SFKIT48SS Small Square Termination for flex with 48 in 1219 mm of compressed flex vent Ref Instr 750204M 94L09 SF HTSS Horizontal Small Square Termination for flex without flex vent Ref Instr...

Page 38: ...drop down door Open it see Figure52 onpage27 bypushinginsimultane ously the left and right top corners of the door The door is hinged at the bottom Remove the bottom compartment door by sliding the h...

Page 39: ...t Remove the slotted cap screw o ring pressure regulatingadjustingscrewandspring Retain all parts for possible later use Install new components from the kit Black cap and red spring for propane gas un...

Page 40: ...t next to the rating plate on the appliance Step 11 Turn on gas supply and test for gas leaks refer to page 27 All Models Use pipe joint compound or Teflon tape on all pipefittingsbeforeinstalling ens...

Page 41: ...41 NOTE DIAGRAMS ILLUSTRATIONS ARE NOT TO SCALE LENNOX HEARTH PRODUCTS MERIT PLUS DIRECT VENT GAS FIREPLACES MPD33 35 40 45 INSTALLATION INSTRUCTIONS NOTES...

Page 42: ...arth Products reserves the right to make changes at any time without notice in design materials specifications and prices and also to discontinue colors styles and products Consult your local distribu...

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