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Lennox Hearth MLDVTCD-35NM manual

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Table of contents for the manual

  • Page 1

    MODELS This appliance may be installed in an aftermarket permanently located, manufactured home (USA only) or mobile home, where not prohibited by 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. I N S T A L L A[...]

  • Page 2

    2 T ABLE OF CONTENTS Packaging ......................................... Page 2 Introduction ...................................... Page 2 General Information .......................... Page 2 Requirements for the Commonwealth of Massachusetts . Page 4 New Y ork City Approval ..................... Page 4 Cold Climate Insulation ....................[...]

  • Page 3

    3 Input (BTU/HR) Manually-Modulated Gas Valves (all models) Mo del s In pu t R a te (B TU / H R) Na t. Ga s Pr op. G as MLDVTCD-35 14 , 50 0 hig h 11 , 50 0 low 13 , 50 0 hig h 10 , 50 0 low T able 1 The appliance, when installed, must be electri- cally grounded and wired in accordance with local codes or , in the absence of local codes, with the N[...]

  • Page 4

    4 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. Inlet Gas Supply Pressure (all models) Fuel # Minimum Maximum Natural Gas 4.5" WC (1.12 kPa) 10. 5" W C (2. 61 k Pa) Propane 11. 0" W C (2. 74 k Pa) 13. 0" W C (3. 23 k Pa) T able 2 Ma nif ol d G as Su p pl y P res sur e (a ll mo de l s) Fu el # Lo w Hi gh Na tur al Ga s (L[...]

  • Page 5

    5 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. Figure 3 - T ypical Locations N O I T A C I L P P A T N E V P O T APPLICA TION TOP VENT T N E V P O T N O I T A C I L P P A RECESSED INST ALLA TION TOP VENT APPLICA TION N O I T A C I L P P A T N E V P O T N O I T A C I L P P A T N E V P O T HORIZONT AL VENT (Top Vent Application) VERTICAL VEN[...]

  • Page 6

    6 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. LE N NO X HEA R TH PR OD UCT S  •  ME RI T ®  SE RIE S D IR E CT -VE N T CO N TE MP ORA R Y DES I GN G A S FI R EP LA CES  • MO DEL M LDV T CD -3 5  •  IN ST AL LA TIO N I NS TRU CT ION S 12 X Roof Pitch is X/12 2 FT MIN.[...]

  • Page 7

    7 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. LE N NO X HEA R TH PR OD UCT S  •  ME RI T ®  SE RIE S D IR E CT -VE N T CO N TE MP ORA R Y DES I GN G A S FI R EP LA CES  • MO DEL M LDV T CD -3 5  •  IN ST AL LA TIO N I NS TRU CT ION S EXTERIOR HORIZONT AL VENT TERMINA[...]

  • Page 8

    8 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. 5 ( 1 27 ) 8-1/4 ( 2 09 ) 14 ( 3 56 ) 12 ( 3 05 ) 1 9 (4 8 3 ) *Shelf Height ( see table) Do not insulate the space between the appliance and the area above it. Shelf Above Fireplace With T op Venting 8 (203) 2 ( 5 1 ) 4 ( 1 0 2) 6 ( 1 5 2) 8 ( 2 0 3) 10 ( 2 5 4) 12 ( 3 0 5) 10 (254) 14 (356) [...]

  • Page 9

    9 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. DET AILED INST ALLA TION STEPS The appliance is shipped with all gas controls and components installed and pre-wired. 1. Remove the shipping carton. Remove the shipping pad, exposing the front glass door . 2. Open the two latches (located under the fire- boxoor)securingthe glas[...]

  • Page 10

    10 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. LE N NO X HEA R TH PR OD UCT S  •  ME RI T ®  SE RIE S D IR E CT -VE N T CO N TE MP ORA R Y DES I GN G A S FI R EP LA CES  • MO DEL M LDV T CD -3 5  •  IN ST AL LA TIO N I NS TRU CT ION S A B C 7 (178) 5-1/8 12-1/8 (308)[...]

  • Page 11

    11 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. LE N NO X HEA R TH PR OD UCT S  •  ME RI T ®  SE RIE S D IR E CT -VE N T CO N TE MP ORA R Y DES I GN G A S FI R EP LA CES  • MO DEL M LDV T CD -3 5  •  IN ST AL LA TIO N I NS TRU CT ION S FIREPLACE FRAMING SPECIFICA TION[...]

  • Page 12

    12 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. Se lec t V ent in g S ys tem - Ho ri zo nta l or V ert ic al Wit h th e ap pli anc e se cur ed in fra min g, deter min e vent routing and identify the ex terior termina- tion loca tion. The follo wing secti ons describ e vertical ( roof) and ho rizontal (ex terior wall) vent applicatio ns. Re[...]

  • Page 13

    13 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. VERTICAL TERMINA TION SYSTEMS (ROOF) See Figure 15 on Page 13 and Figures 23- 25 on Pages 16 and 17 and their associated Vertical Vent T ables which illustrate the various vertical venting configurations that are possible for use with these appliances. Secure Vent™ pipe applications are sh[...]

  • Page 14

    14 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. Vertical (Offset) Installation Anal yze the ve nt r outin g an d de term ine the qua nti ties of vent s ecti ons and numbe r of elbo ws req uire d. Refe r to Vertical Vent Figures and T ables on Pages 16 and 17 to select the type of vertical installation desired. Vent sections are available i[...]

  • Page 15

    15 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. LE N NO X HEA R TH PR OD UCT S  •  ME RI T ®  SE RIE S D IR E CT -VE N T CO N TE MP ORA R Y DES I GN G A S FI R EP LA CES  • MO DEL M LDV T CD -3 5  •  IN ST AL LA TIO N I NS TRU CT ION S If the vent system extends more [...]

  • Page 16

    16 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. LE N NO X HEA R TH PR OD UCT S  •  ME RI T ®  SE RIE S D IR E CT -VE N T CO N TE MP ORA R Y DES I GN G A S FI R EP LA CES  • MO DEL M LDV T CD -3 5  •  IN ST AL LA TIO N I NS TRU CT ION S u When using Se- cure Flex, use [...]

  • Page 17

    17 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. Maintain a minimum 1" (25 mm) clearance to combustibles on the vertical sections. Clear - ances for the horizontal runs are; 3" (76 mm) on top, 1" (25 mm) on sides, and 1" (25 mm) at the bottom. B . Frame exterior wall opening - Locate the center of the vent outlet on the [...]

  • Page 18

    18 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. Pus h the ven t comp one nt agai nst the prev iou s sec tion u nti l it f ull y engage s, then twis t the com pon ent clock wis e run nin g th e dim ple s dow n and a long t he inc lin e chan nel s unti l they s eat a t the end o f th e cha nnel s. This seating position is indicated by the al[...]

  • Page 19

    19 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. J. Assemble vent run to exterior wall - If not previously measured, locate the center of the vent at the exterior wall. Prepare an opening as described in Step B . Assemble the vent system to point where the terminus of the last section is located relative to the exterior sur face to which th[...]

  • Page 20

    20 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. T ab l e C H Max im um V Min im um fe et (m e te r ) fe et (m ete r) 3 (0. 914 ) E l bo w O nly T ab l e D H Max im um V Mi n im u m fe et ( met er) f ee t (m et e r) 5 (1 .5 24 ) 1 ( 0. 305 ) 10 ( 3.0 48 ) 2 (0 .6 1 0) 15 ( 4.5 72 ) 3 (0 .9 1 4) 20 ( 6.0 96 ) 4 (1 .2 1 9) V + H = 4 0 fe et ([...]

  • Page 21

    21 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. See T able 8 on Page 20 as an aid in venting component selection for a particular range of exterior wall thicknesses. HORIZONT AL VENT FIGURES / T ABLES (CONTINUED) Example: If 20 feet of (H + H 1 ) horizontal vent run is needed, then 4 feet minimum of (V) vertical vent will be required. This[...]

  • Page 22

    22 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. HORIZONT AL VENT FIGURES / T ABLES (CONTINUED) T ab l e F H + H 1 M ax im um V Mi n im u m fe et ( me te r ) fe e t (m e te r ) 5 (1 .52 4) El bo w O nl y 5 ( 1. 5 24 ) 1 (0 . 30 5 ) 10 ( 3.0 48 ) 2 (0 .6 10) 15 ( 4.5 72 ) 3 (0 .9 14) 20 ( 6.0 96 ) 4 (1 .2 19) H + H 1 = 20 f eet (6 . 09 6 m )[...]

  • Page 23

    23 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. LE N NO X HEA R TH PR OD UCT S  •  ME RI T ®  SE RIE S D IR E CT -VE N T CO N TE MP ORA R Y DES I GN G A S FI R EP LA CES  • MO DEL M LDV T CD -3 5  •  IN ST AL LA TIO N I NS TRU CT ION S D. I n s t a l l F i r e s t o p[...]

  • Page 24

    24 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. JUNCTION BOX W GR BK 120 VAC BK R TRANSFORMER 3V INTERMITTENT ELECTRONIC WIRING DIAGRAM BROWN BROWN BLACK BA TTERY BACK-UP TO WALL SWITCH, FRS OR THERMOST AT BLACK (SENSOR) BLACK (IGNITER) SPARK TO PILOT IGNITER IGNITER MODULE 3V RED BK W GR OPTIONAL BLOWER SWITCH FAN (OPTIONAL) PILOT IN OUT [...]

  • Page 25

    25 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. LE N NO X HEA R TH PR OD UCT S  •  ME RI T ®  SE RIE S D IR E CT -VE N T CO N TE MP ORA R Y DES I GN G A S FI R EP LA CES  • MO DEL M LDV T CD -3 5  •  IN ST AL LA TIO N I NS TRU CT ION S No te : No batteries to be insta[...]

  • Page 26

    26 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. Length Of Pipe With Attached Shut-Off Valve Figure 40 LE N NO X HEA R TH PR OD UCT S  •  ME RI T ®  SE RIE S D IR E CT -VE N T CO N TE MP ORA R Y DES I GN G A S FI R EP LA CES  • MO DEL M LDV T CD -3 5  •  IN ST AL LA TIO N[...]

  • Page 27

    27 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. T urn on gas supply and test for gas leaks, us- ing a gas leak test solution (also referred to as bubble leak solution). Note: Using a soapy water solution is an effective leak test solution but it is not recom- mended, because the soap residue that is left on the pipes/fittings can result i[...]

  • Page 28

    28 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. Install T umbled River Stone (MTRS) - IMPORT ANT : Refractor y panels should be installed before any of the contemporary media are installed. 1.  Place stones on the rebox sub-oor , in any atheistically pleasing manner to suite individual taste. See Figure 43 - D[...]

  • Page 29

    29 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. LE N NO X HEA R TH PR OD UCT S  •  ME RI T ®  SE RIE S D IR E CT -VE N T CO N TE MP ORA R Y DES I GN G A S FI R EP LA CES  • MO DEL M LDV T CD -3 5  •  IN ST AL LA TIO N I NS TRU CT ION S Figure 43 MLDVTCD-35 REFRACTORY [...]

  • Page 30

    30 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. Air Shutter Adjustment Guidelines : Amount of Primary Air Flame Color Air Shutter Adjustment If a ir s hu tt er i s cl os ed t oo f ar F la me w il l be o ra ng e Ai r sh ut te r ga p sh ou ld b e in cr ea se d If a ir s hu tt er i s op en t oo f ar Fl am e wi ll be b lu e Air s hu tt er ga p[...]

  • Page 31

    31 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. W ARNINGS • Air shutter adjustment should only be performed by a quali- fied profe ssio nal service tech- nician. • Ensure front glass panel are in place and sealed during adjustment. CAUTIONS • Soot will be produced if the air shutter is closed too much. Any damage due to carboning re[...]

  • Page 32

    32 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. FINISHING REQUIREMENTS - Contemporary Facade Thi s conte mpor ary unit is uniq uel y suite d for mid-w all instal lat ions wit h an ava ilab le self- finis hing deco rati ve conte mpor ary Facade . T he decora tiv e con temp orary Faca de is lis ted in the acc esso ries sec tion s of the Car[...]

  • Page 33

    33 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. Step 12. A TT ACHING SAFETY -IN-OPERA TION WARNINGS It is the installers responsibility to ensure these warnings are properly affixed during installation. These warning labels are a critical step in informing consumers of safe operation of this appliance. A PP OS I TI ON D ES M I SE S E N G [...]

  • Page 34

    34 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. LE N NO X HEA R TH PR OD UCT S  •  ME RI T ®  SE RIE S D IR E CT -VE N T CO N TE MP ORA R Y DES I GN G A S FI R EP LA CES  • MO DEL M LDV T CD -3 5  •  IN ST AL LA TIO N I NS TRU CT ION S d e t s i L t n e V e r u c e S [...]

  • Page 35

    35 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. LE N NO X HEA R TH PR OD UCT S  •  ME RI T ®  SE RIE S D IR E CT -VE N T CO N TE MP ORA R Y DES I GN G A S FI R EP LA CES  • MO DEL M LDV T CD -3 5  •  IN ST AL LA TIO N I NS TRU CT ION S INST ALLA TION ACCESSORIES CONTI[...]

  • Page 36

    36 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. LE N NO X HEA R TH PR OD UCT S  •  ME RI T ®  SE RIE S D IR E CT -VE N T CO N TE MP ORA R Y DES I GN G A S FI R EP LA CES  • MO DEL M LDV T CD -3 5  •  IN ST AL LA TIO N I NS TRU CT ION S Millivolt SIT Systems Propane to[...]

  • Page 37

    37 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. * Sta nd ar d s iz e ins ta lle d at fa ct ory ** St an da rd si ze in L P c on ve rsi on k it • Pa rt / Cat . Nu mbe r LE N NO X HEA R TH PR OD UCT S  •  ME RI T ®  SE RIE S D IR E CT -VE N T CO N TE MP ORA R Y DES I GN G A S FI R EP LA CES  •[...]

  • Page 38

    LE N NO X HEA R TH PR OD UCT S  •  ME RI T ®  SE RIE S D IR E CT -VE N T CO N TE MP ORA R Y DES I GN G A S FI R EP LA CES  • MO DEL M LDV T CD -3 5  •  IN ST AL LA TIO N I NS TRU CT ION S Printed in U.S.A. © 2009 Lennox Hearth Products P/N 506015-03 Rev . F 06/2011 Lennox Hea[...]