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Lennox Hearth LSM40ST-N - page 1
Montebello See-Through Direct Vent Gas Fireplaces INST ALLER: Leave this manual with the appliance. CONSUMER: Retain this manual for future reference. INST ALLA TEUR : Laissez cette notice avec l'appareil. CONSOMMA TEUR : Conservez cette notice pour consultation ultérieure. MODELS DO N’ T TH RO W IT A W A Y! This ma nual conta ins importa n ...
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Lennox Hearth LSM40ST-N - page 2
2 LE NN OX HE AR TH PR OD UC TS • MO NT EB EL LO ® S EE -T HR OU GH DI RE CT - VE NT GA S FI RE PL AC ES ( LS M4 0S T -N / LS M4 0S T -P) • C ARE A ND O PE RA TI ON I NS TR UCT IO NS S af et y a n d Y o u r F i r e p l a c e T o prevent severe burns and injuries, install a screen or physical barrier to prevent direct contact with the glass ...
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Lennox Hearth LSM40ST-N - page 3
3 LE NN OX HE AR TH PR OD UC TS • MO NT EB EL LO ® S EE -T HR OU GH DI RE CT - VE NT GA S FI RE PL AC ES ( LS M4 0S T -N / LS M4 0S T -P) • C ARE A ND O PE RA TI ON I NS TR UCT IO NS Afin d'éviter de vous brûler gravement ou de vous blesser , installez une grille ou une barrière physique pour empêcher tout contact direct avec la ...
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Lennox Hearth LSM40ST-N - page 4
4 LE NN OX HE AR TH PR OD UC TS • MO NT EB EL LO ® S EE -T HR OU GH DI RE CT - VE NT GA S FI RE PL AC ES ( LS M4 0S T -N / LS M4 0S T -P) • C ARE A ND O PE RA TI ON I NS TR UCT IO NS Important Safety Information 1. WARNING: Do not operate appliance with the glass front removed, cracked or broken. Replacement of the glass should be done by a li ...
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Lennox Hearth LSM40ST-N - page 5
5 LE NN OX HE AR TH PR OD UC TS • MO NT EB EL LO ® S EE -T HR OU GH DI RE CT - VE NT GA S FI RE PL AC ES ( LS M4 0S T -N / LS M4 0S T -P) • C ARE A ND O PE RA TI ON I NS TR UCT IO NS HOMEOWNER’S INSTRUCTIONS: A TT ACHING “SAFETY -IN-OPERA TION” WARNINGS SAFETY LABEL DIAGRAMS / DIAGRAMAS DE ETIQUET AS DE SEGURIDAD / DIAGRAMMES DES ÉTIQUE ...
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Lennox Hearth LSM40ST-N - page 6
6 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. LE NN OX HE AR TH PR OD UC TS • MO NT EB EL LO ® S EE -T HR OU GH DI RE CT - VE NT GA S FI RE PL AC ES ( LS M4 0S T -N / LS M4 0S T -P) • C ARE A ND O PE RA TI ON I NS TR UCT IO NS WARRANTY INFORMA TION Your gas appliance is covered by a limited twenty-year warranty. You will find a copy ...
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Lennox Hearth LSM40ST-N - page 7
7 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. LE NN OX HE AR TH PR OD UC TS • MO NT EB EL LO ® S EE -T HR OU GH DI RE CT - VE NT GA S FI RE PL AC ES ( LS M4 0S T -N / LS M4 0S T -P) • C ARE A ND O PE RA TI ON I NS TR UCT IO NS Inlet Gas Supply Pressure (all models) Fuel # Minimum Maximum Natural Gas 5.0" WC (1.24 kPa) 10. 5" ...
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Lennox Hearth LSM40ST-N - page 8
8 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. LE NN OX HE AR TH PR OD UC TS • MO NT EB EL LO ® S EE -T HR OU GH DI RE CT - VE NT GA S FI RE PL AC ES ( LS M4 0S T -N / LS M4 0S T -P) • C ARE A ND O PE RA TI ON I NS TR UCT IO NS OPERA TION AND CARE OF YOUR APPLIANCE Gas Controls / Control Compartment Access The gas controls can be foun ...
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Lennox Hearth LSM40ST-N - page 9
9 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. LE NN OX HE AR TH PR OD UC TS • MO NT EB EL LO ® S EE -T HR OU GH DI RE CT - VE NT GA S FI RE PL AC ES ( LS M4 0S T -N / LS M4 0S T -P) • C ARE A ND O PE RA TI ON I NS TR UCT IO NS Figure 2: SIT Proflame Gas Valve Orange Wire (From DFC Wire Harness) Pressure Regulator T ower Y ellow Grou ...
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Lennox Hearth LSM40ST-N - page 10
10 LE NN OX HE AR TH PR OD UC TS • MO NT EB EL LO ® S EE -T HR OU GH DI RE CT - VE NT GA S FI RE PL AC ES ( LS M4 0S T -N / LS M4 0S T -P) • C ARE A ND O PE RA TI ON I NS TR UCT IO NS Figure 6 Figure 5: Indicator Icons Flame Level 5 T ransmission Set Point T emp./Level/State Flame On Child Safety Lock-Out Low Battery Alarm Room T emperature Fi ...
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Lennox Hearth LSM40ST-N - page 11
11 LE NN OX HE AR TH PR OD UC TS • MO NT EB EL LO ® S EE -T HR OU GH DI RE CT - VE NT GA S FI RE PL AC ES ( LS M4 0S T -N / LS M4 0S T -P) • C ARE A ND O PE RA TI ON I NS TR UCT IO NS Glass Cleaning (For detailed glass door assembly removal/ installation instructions, see Page 12 .) Note: Clean glass a fter first two w eeks of operation (afte ...
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Lennox Hearth LSM40ST-N - page 12
12 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. LE NN OX HE AR TH PR OD UC TS • MO NT EB EL LO ® S EE -T HR OU GH DI RE CT - VE NT GA S FI RE PL AC ES ( LS M4 0S T -N / LS M4 0S T -P) • C ARE A ND O PE RA TI ON I NS TR UCT IO NS W ARNING Any safety screen or guard removed for ser vicing the appli- ance must be replaced prior to operat ...
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Lennox Hearth LSM40ST-N - page 13
13 LE NN OX HE AR TH PR OD UC TS • MO NT EB EL LO ® S EE -T HR OU GH DI RE CT - VE NT GA S FI RE PL AC ES ( LS M4 0S T -N / LS M4 0S T -P) • C ARE A ND O PE RA TI ON I NS TR UCT IO NS NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. Separate glowing ember material into THIN , square, dime-sized pieces. Figure 9: Preparation of Glowing Emb ...
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Lennox Hearth LSM40ST-N - page 14
14 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. LE NN OX HE AR TH PR OD UC TS • MO NT EB EL LO ® S EE -T HR OU GH DI RE CT - VE NT GA S FI RE PL AC ES ( LS M4 0S T -N / LS M4 0S T -P) • C ARE A ND O PE RA TI ON I NS TR UCT IO NS Figure 13: Burner Bosses and Landings Boss #4 Boss #3 Landing for Log C 7. Place notch on underside of Righ ...
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Lennox Hearth LSM40ST-N - page 15
15 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. LE NN OX HE AR TH PR OD UC TS • MO NT EB EL LO ® S EE -T HR OU GH DI RE CT - VE NT GA S FI RE PL AC ES ( LS M4 0S T -N / LS M4 0S T -P) • C ARE A ND O PE RA TI ON I NS TR UCT IO NS 11. See Figure 19 . Place groove on underside of T op Front Log F over the grate finger . Rest the other e ...
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Lennox Hearth LSM40ST-N - page 16
16 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. LE NN OX HE AR TH PR OD UC TS • MO NT EB EL LO ® S EE -T HR OU GH DI RE CT - VE NT GA S FI RE PL AC ES ( LS M4 0S T -N / LS M4 0S T -P) • C ARE A ND O PE RA TI ON I NS TR UCT IO NS Figure 20 Volcanic Stone Burner Flame Appearance (Control Side) BURNER ADJUSTMENTS (QUALIFIED TECHNICIANS O ...
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Lennox Hearth LSM40ST-N - page 17
17 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. LE NN OX HE AR TH PR OD UC TS • MO NT EB EL LO ® S EE -T HR OU GH DI RE CT - VE NT GA S FI RE PL AC ES ( LS M4 0S T -N / LS M4 0S T -P) • C ARE A ND O PE RA TI ON I NS TR UCT IO NS Electronic Appliance Checkout T o light the burner , refer to the lighting instruc- tions on Page 21 . Ensu ...
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Lennox Hearth LSM40ST-N - page 18
18 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. LE NN OX HE AR TH PR OD UC TS • MO NT EB EL LO ® S EE -T HR OU GH DI RE CT - VE NT GA S FI RE PL AC ES ( LS M4 0S T -N / LS M4 0S T -P) • C ARE A ND O PE RA TI ON I NS TR UCT IO NS Figure 23: Electronic Wiring Diagram Proflame DFC Board Pilot Ground Wire Pilot Tube Electronic Pilot Assem ...
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Lennox Hearth LSM40ST-N - page 19
19 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. LE NN OX HE AR TH PR OD UC TS • MO NT EB EL LO ® S EE -T HR OU GH DI RE CT - VE NT GA S FI RE PL AC ES ( LS M4 0S T -N / LS M4 0S T -P) • C ARE A ND O PE RA TI ON I NS TR UCT IO NS ACCESSORY COMPONENTS Bag of Glowing Embers Bag of Volcanic Stone Replacement ember material and volcanic st ...
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Lennox Hearth LSM40ST-N - page 20
20 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. LE NN OX HE AR TH PR OD UC TS • MO NT EB EL LO ® S EE -T HR OU GH DI RE CT - VE NT GA S FI RE PL AC ES ( LS M4 0S T -N / LS M4 0S T -P) • C ARE A ND O PE RA TI ON I NS TR UCT IO NS Classic Screen Kits These decorative freestanding firescreen pan- els are designed to enhance the beauty o ...
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Lennox Hearth LSM40ST-N - page 21
21 LE NN OX HE AR TH PR OD UC TS • MO NT EB EL LO ® S EE -T HR OU GH DI RE CT - VE NT GA S FI RE PL AC ES ( LS M4 0S T -N / LS M4 0S T -P) • C ARE A ND O PE RA TI ON I NS TR UCT IO NS NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. A. This appliance is equipped with an ignition device which automatically lights the pilot. Do not try to l ...
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Lennox Hearth LSM40ST-N - page 22
22 LE NN OX HE AR TH PR OD UC TS • MO NT EB EL LO ® S EE -T HR OU GH DI RE CT - VE NT GA S FI RE PL AC ES ( LS M4 0S T -N / LS M4 0S T -P) • C ARE A ND O PE RA TI ON I NS TR UCT IO NS REMARQUE : LES SCHÉMAS ET LES ILLUSTRA TIONS NE SONT PAS À L ’ÉCHELLE A. Cet appareil est muni d’un dispositif d’allumage qui allume automatiquement la ...
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Lennox Hearth LSM40ST-N - page 23
23 LE NN OX HE AR TH PR OD UC TS • MO NT EB EL LO ® S EE -T HR OU GH DI RE CT - VE NT GA S FI RE PL AC ES ( LS M4 0S T -N / LS M4 0S T -P) • C ARE A ND O PE RA TI ON I NS TR UCT IO NS MAINTENANCE SCHEDULE Annually (before onset of burning season) MAINTENANCE T ASK ACCOMPLISHING PERSON PROCEDURE Inspect/Clean Burner , Logs, and Controls Quali? ...
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Lennox Hearth LSM40ST-N - page 24
24 LE NN OX HE AR TH PR OD UC TS • MO NT EB EL LO ® S EE -T HR OU GH DI RE CT - VE NT GA S FI RE PL AC ES ( LS M4 0S T -N / LS M4 0S T -P) • C ARE A ND O PE RA TI ON I NS TR UCT IO NS TROUBLESHOOTING THE MONTEBELLO ™ LSM40ST FIREPLACE N ot e: Be fo r e t ro u bl es h oo ti n g t he ga s c on tr o l s ys t em , m ak e su re t h e e xt e rn al ...
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Lennox Hearth LSM40ST-N - page 25
25 LE NN OX HE AR TH PR OD UC TS • MO NT EB EL LO ® S EE -T HR OU GH DI RE CT - VE NT GA S FI RE PL AC ES ( LS M4 0S T -N / LS M4 0S T -P) • C ARE A ND O PE RA TI ON I NS TR UCT IO NS W ARNING Fa il ur e t o p o si tio n the pa rt s in a c co rd an c e wi t h th es e di ag ra ms or f ai lur e t o us e on ly p ar ts sp ec ifi ca l ly ap pr ov ...
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Lennox Hearth LSM40ST-N - page 26
26 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. LE NN OX HE AR TH PR OD UC TS • MO NT EB EL LO ® S EE -T HR OU GH DI RE CT - VE NT GA S FI RE PL AC ES ( LS M4 0S T -N / LS M4 0S T -P) • C ARE A ND O PE RA TI ON I NS TR UCT IO NS REPLACEMENT P AR TS ILLUSTRA TION Circled numbers correspond to “Replacement Parts List” on previous pa ...
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Lennox Hearth LSM40ST-N - page 27
27 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. LE NN OX HE AR TH PR OD UC TS • MO NT EB EL LO ® S EE -T HR OU GH DI RE CT - VE NT GA S FI RE PL AC ES ( LS M4 0S T -N / LS M4 0S T -P) • C ARE A ND O PE RA TI ON I NS TR UCT IO NS Notes ...
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Lennox Hearth LSM40ST-N - page 28
28 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. LE NN OX HE AR TH PR OD UC TS • MO NT EB EL LO ® S EE -T HR OU GH DI RE CT - VE NT GA S FI RE PL AC ES ( LS M4 0S T -N / LS M4 0S T -P) • C ARE A ND O PE RA TI ON I NS TR UCT IO NS Printed in U.S.A. © 2011 Lennox Hearth Products P/N 506025-05 Rev . C 05/2011 1508ElmHillPike, ...
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