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Lennox Hearth LSM40MN-2 manual

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Table of contents for the manual

  • Page 1

    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. In the Commonwealth o[...]

  • Page 2

    2 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. Dr ywall T op Of Firepl ace Opening Non-Combus tible Figure 1 T ABLE OF CONTENTS Packaging ......................................... Page 2 Introduction ...................................... Page 2 General Information .......................... Page 2 New Y ork & Massachusetts Requirement[...]

  • Page 3

    3 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. Model Orifice Size El e v at i on F e et ( m et e r s ) Nat. Prop. LSM40-2 .1405" (#28) .086" (#44) 0-4500 (0-1372) LSM45-2 .161" (#20) .093" (#42) T able 3 The milliv olt app lia nces are manu ally contro lle d and featu re a spark igniter (p iezo ) that allo ws the app l[...]

  • Page 4

    4 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. New Y ork City , New Y ork (MEA) Installation of these fireplaces are approved for installation in New York City in the US state of New Y ork. Requirements for the Commonwealth of Massachusetts Note: The following requirements reference various Massachusetts and national codes not contained i[...]

  • Page 5

    NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. 5 Figure 2 Figure 3 *Note: See Page 6, Step 1 for clearance requirements to the nailing flange located at each side of the unit and any screw heads adjacent to it. The appliance should be mounted on a fully supported base extending the full width and depth of the unit. The appliance may be loca[...]

  • Page 6

    6 Unit Being Secured by Its Nailing Flanges to the Framing Figure 6 Step 1. ( Page 6 ) Construct the appliance fram- ing. Position the appliance within the framing and secure with nailing brackets. Step 2. ( Page 6 ) Route gas supply line to the right side of the appliance. Right Side Front Corner Of Fireplace Framing 6-1/4” (159 mm ) 19-5/8” ([...]

  • Page 7

    NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. 7 EXTERIOR HORIZONT AL VENT TERMINA TION CLEARANCE REQUIREMENTS Mi n i mu m Cl e a ra n ce s Ca n a di a n I n s ta l la t i on * US I ns t a ll a t io n * * A = Cle a ra nc e abo v e gr a de , ver a nd a, po r ch , dec k or ba lc o ny . 12 in ch e s ( 30 c m ) * 12 in ch e s ( 30 c m ) ** B = C[...]

  • Page 8

    8 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. C Back wall of chase/enclosure (including any finishing materials) D A B Model No. A B C D LSM40-2 in. 50-5/8 83-5/8 59-1/8 41-7/8 mm 1286 2124 1502 1064 LSM45-2 in. 56-3/4 89-7/8 63-1/2 44-7/8 mm 1441 2283 1613 1140 Model No. ABC LSM40-2 in. 50-3/4 43 75-1/8 mm 1289 1092 1908 LSM45-2 in. 56-7[...]

  • Page 9

    NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. 9 E A B D T op View Front View 5-3/32 (129) Right Side View 14-1/8 8-1/2” (216) 5-1/4” (133) (359) 26-15/32 (672) C 25-29/32 (658) 25-1/2 (648) 7 2-1/2 (64) (178) 19-5/8 (498) Gas Inlet (This Side Only) Electrical Inlet 8-3/8 (213) F G H J M o d e l N o . A B C D E F G H J L S M 4 0- 2 in . [...]

  • Page 10

    10 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. Remove the word "of" from sentence (in red below) (done 8-1-07) T ermination Flashing An d Storm Collar Fires top/Spacer SV 8 6/12/24/36/48 V ent Section s 40' Ma x (12.2 M) 6' Mi n (1.8 M) 1" (25 mm ) Minimum Clearance to Combustibles Figure 12A Figure 12B For vertic[...]

  • Page 11

    NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. 11 T R A H C H T G N E L N O I T C E S T N E V l a n i m o N h t g n e L n o i t c e S ) s e h c n i ( 6 2 1 4 2 6 3 8 4 T O T A L Q T Y n o i t c e S t e N ) s e h c n i ( h t g n e L 2 / 1 - 4 2 / 1 - 0 1 2 / 1 - 2 2 2 / 1 - 4 3 2 / 1 - 6 4 t n e V f o t h g i e H s n o i t c e S t n e V f o r[...]

  • Page 12

    12 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. First Vent Component Align the dimple (four places) with the opening of the locking incline channel on appliance collar . T wist vent component clockwise to engage and seal. Locking Incline Channel Dimple Applia nce coll ar Vent / Appliance Collar Connection Align the dimple (four places) of [...]

  • Page 13

    NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. 13 Fr a m in g D i me n si o n s f or Ro o f In c h es (m i ll i me t e rs ) Pi t c h C D 0/ 1 2 1 3 i n. (3 3 0 m m ) 13 i n. (3 3 0 m m ) 6/ 1 2 1 3 i n. (3 3 0 m m ) 15 - 1 /2 in . (3 9 4 m m ) 12 / 1 2 13 in . (3 3 0 m m ) 20 - 1 /2 in . (5 4 1 m m ) C D Figure 18 - Roof Framing 40 feet (12.[...]

  • Page 14

    14 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. Figure 24 - T op Vent - THREE ELBOWS V H 1 H V 1 Ceiling Firestop/Spacer (SV8BF) Wall Firestop/Spacer (SV8HF) T a bl e B H + H 1 M a xi m u m V M in i mu m fe e t ( me t er ) fe e t ( me t er ) 10 (3 .1 ) 2 . 5 (0 . 7 62 ) 15 (4. 6 5) 3 .5 ( 1 . 06 ) 20 (6 .2 ) 4 . 5 (1 . 3 7) H + H 1 = 20 f [...]

  • Page 15

    NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. 15 Vertical Rise SV8E90 Elbow Horizontal / Inclined Run SV8HTS T ermination Shown Firestop/Spacer SV8 L6/12/24/36/48 Vent Sections Support Bracket Spacing Every 3 ft (914 mm) SV8HTS T ermination Shown Support Brackets Building Support Framing Ceiling Fireplace Exterior Wall Exterior Wall TYPICAL[...]

  • Page 16

    16 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. Figure 26 Figure 27 Installing the Square Horizontal T ermination (SV8HTS) Firestop/Spacer (SV8HF) shown on the exter ior side of the wall. It may also be installed on the interior side. SV8HTS T ermination Shown. 13" (330mm) 8 ¹⁄₂ " (216) 6 ¹⁄₂ " (165 mm) 15" (3[...]

  • Page 17

    NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. 17 H V Wall Firestop/Spacer (SV8HF) Ceiling Firestop/Spa ce r (SV8BF) T a bl e C H M a xi m um V M i n im u m fe e t (m e t er ) f ee t (m e t er ) 3. 5 ( 1 .0 7 ) 2. 5 ( 0 .7 6 2) 6. 5 (1 .9 8 ) 3. 5 (1 . 07 ) 8. 5 (2 .6 ) 4 . 5 (1 .3 7 ) 10 . 5 ( 3. 2 ) 5.5 (1 .6 8 ) 12 . 5 ( 3. 8 ) 6.5 (1 .9 [...]

  • Page 18

    18 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. Figure 30 - T op Vent - THREE 90 DEGREE ELBOWS See T able 6 on Page 17 as an aid in venting component selection for a particular range of exterior wall thicknesses. V H H 1 Wall Firestop/Spacer (SV8HF) Wall Firestop/Spacer (SV8HF) Ceiling Firestop/Spacer (SV8BF) V H H 1 V 1 Wall Firestop/Spac[...]

  • Page 19

    19 CAUTION Ground supply lead must be connected to the wire attached to the green ground screw located on the outlet box. See Figures 32A and 32B . Failure to do so will result in a potential safety hazard. The appliance must be electrically grounded in accordance with local codes or , in the absence of local codes, the National Electrical Code, AN[...]

  • Page 20

    20 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. Step 5. REMOVING GLASS DOOR FRAME ASSEMBL Y Refer to Figure 37 on Page 21 and remove the front glass door assembly as follows: T o remove the firescreens, lift up the center of the rod to disengage it from the center bracket, bend down at center , hold left side with hand until it disengages[...]

  • Page 21

    NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. 21 Figure 35 ELECTRONIC Flame Sensor Hood Ignitor Rod Pilot Nozzels Glass Door Latch (2) Glass Door Assembly Firebox Floor T op Flange Glass Door Frame Assembly Screws W ARNING Handle this glass with extreme care! The glass panel is sus- ceptible to damage — do not scratch while handling or wh[...]

  • Page 22

    22 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. Air Shutter Opening Burner Orifice Gas Valve Venturi Venturi Main Burner Factory Air Shutter Opening Setting - Inches (millimeter) Model Nat.Gas Propane Gas LS M4 0- 2 1/ 16 ( 1.5 9) 9/32 ( 7. 14 ) L S M 4 5- 2 1/ 16 ( 1.5 9) 9/32 ( 7. 14 ) W ARNING Air shutter adjustment should only be perfo[...]

  • Page 23

    NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. 23 Glass Door Assembly Fireplace Finish Combustible Or Non-Combustible Material Bottom Of Fireplace 1/8 Inch Minimum Door T rack Finish Combustible Or Non-Combustible Material Front Face Of Fireplace Floor Panel Figure 41 Figure 40 A hearth extension is not required with this appliance. If a hea[...]

  • Page 24

    24 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. Figure 43 17" 14" 8-1/4” 45° 12" 5" 12 (305) MANTEL 10 (254) MANTEL 8 (203) MANTEL 6 (152) MANTEL 4 (102) MANTEL 7 (178) 17 (432) 15 (381) 13 (330) 2 (51) MANTEL TOP OF APPLIANCE 9 (229) 11 (279) MANTEL CLEARANCES Inches (mm) Figure 42 Combustible Materials Allowed In S[...]

  • Page 25

    NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. 25 INST ALLA TION ACCESSORIES Listed Secure Vent™ Components Cat. No. Model No. Description H2266 SV8HTS Horizontal Square T ermination with Firestop/Spacer (H2260) and Adapter (H2267) H2265 SV8VTR Vertical T ermination H2250 SV8L6 6 inch (152mm) Vent Section H2251 SV8L12 12 inch (305mm) Vent [...]

  • Page 26

    26 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. IMPOR T ANT/CANADA Th e co n ve r si o n sha l l be car r ie d ou t in acc o r da n ce wit h t he req u ir e me n ts of the pro v in c ia l au th o r it i es ha v in g ju r is d ic t i on an d in acc o rd a nc e wi th th e re q u ir e m en t s of th e CA N 1- B 1 49 . 1 An d B 1 49 . 2 I n st[...]

  • Page 27

    NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. 27 Figure 47 Step 8. Reassemble the remaining components by reversing the procedures outlined in the preceding steps. Step 9. Attach the conversion label provided in the conversion kit to the rating plate on the appliance. Step 10. T urn on gas supply and test for gas leaks. Step 7 . (Refer to F[...]

  • Page 28

    Printed in U.S.A. © 2005 by Lennox Hearth Products P/N 850,026M REV . D 08/2007 Lennox Hearth Products reser ves the right to make changes at any time, without notice, in design, materials, specifications, prices and also to discontinue colors, styles and products. Consult your local distributor for fireplace code information. 1110 West T aft Av[...]