Instruction/ maintenance manual of the product MPB4035CNM-B Lennox International Inc.
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OTL Report No. 116-F-36-5 US Portland 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.
2 T ABLE OF CONTENTS Packaging ......................................... Page 2 Introduction ...................................... Page 2 General Information .......................... Page 2 Massachusetts and New Y ork Requirements .................
3 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. W ARNING I mproper installation, adjust - ment, alteration, service or maintenance can cause injury or property damage. Refer to this manual. For assistance or additional information consult a qualified installer , service agency or the gas supplier .
4 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. Manifold Gas Supply Pressure (all models) Fuel # Lo w (millivolt only) High Na tu ra l Gas (Lo) 2.2" WC (0.55 kPa) (Hi) 3.5" WC (0.87 kPa) Propane (Lo) 6.3" WC (1.57 kPa) (Hi) 10.0" WC (2.
5 Figure 3 - T ypical Installations Note: When the unit is installed with one side flush with a wall, the wall on the other side of the unit must not extend beyond the front edge of the unit.
6 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. VENT TERMINA TION CLEARANCES Gas Vent Rule - Gas vent caps are not per - mitted within 8 feet (2.
7 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. Hearth Extension - A hearth extension is not required with this appliance. If a hearth extension is used, do not block the control compartment access panel. Any hearth extension used is for appearance only and does not have to conform to standard hearth extension installation requirements.
8 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. Step 7. ( Page 15 ) Outside Air Kit Installa- tion. Step 8 . ( Page 16 ) Verify appliance opera- tion. Step 9 . ( Page 16 ) Install grate, vermiculite, embers and logs. Step 10 . ( Page 21 ) Installation/Removal of glass enclosure panels.
NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. 9 FRAMING SPECIFICA TIONS Note: All framing dimensions calculated for 1/2" dr y wall at the appliance face. If sheathing the chase or finishing with other thickness materials, calculations will need to be made.
NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. 10 F E B D C G T op View FRAMING SP ACERS (T op and Sides and Rear) Front View 3 (76) A J H Flue Outlet For B-Vent Connection OPTIONAL ELECTRICAL .
NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. 11 Step 2. ROUTE GAS SUPPL Y LINE Route a 1/2" (13 mm) gas line as shown in Figure 11. Gas lines must be routed, con- structed and made of materials that are in strict accordance with local codes and regulations.
12 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. Figure 13 Figure 12 T yp e B-V ent - 4 in . (10 2 mm ) f or M PB 33 28 Mo de ls , 5 in. ( 12 7 m m) f or MP B 35 30 / 40 35 Mo de ls or 6 in .
13 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. A. SIT Millivolt Wiring (See Figure 14) – 1 . Select any of the following optional controls: appliance-mounted (rocker switch) or wall- mounted switch, thermostat, or one of the optional remote control kits.
14 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. Figure 17 Figure 18 1. If any of the original wire as supplied must be replaced , 1. it must be replaced with T ype A WM 105 ° C – 18 GA. wire. 2. 120V , 60Hz – Less than 3 amps. BK Junction Box Tr ansf.
15 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. Using pipe-dressing materials appropriate for the gas type, securely affix the shut-off valve to this determined pipe length at a convenient location outside of the appliance lower control compartment.
NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. 16 Step 9. INST ALLING LOGS, DECORA- TIVE VOLCANIC STONE AND GLOW- ING EMBERS Step 8. VERIFYING APPLIANCE OPERA- TION With gas line installed run initial system check- out before clos ing up the front of the unit.
17 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. Proper twig placement is critical to prevent sooting. T wigs should be placed in the gaps between the flame peaks and should be positioned so that at no time they impinge the flames. 1. Remove the appliance front door .
18 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. MPB-3328 LOG PLACEMENT 1 Position the individual logs as shown below . Logs should be placed in 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.
19 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. MPB-3530 LOG PLACEMENT 1 Position the individual logs as shown below . Logs should be placed in 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.
20 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. MPB-4035 & MPB-4540 LOG PLACEMENT 1 Position the 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 Fig- ure 28.
21 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. Only doors certied with the appliance shall be used. Seules des portes certiées pour cet appareil doivent être utilisées.
22 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. Figure 33 Main Burner Factory Air Shutter Opening Setting - Inches (millimeter) Model Natural Gas Propane Gas MPB-3328 Fully Closed 3/16" (4.76 mm) MPB-3530 Fully Closed 3/16" (4.76 mm) MPB-4035 Fully Closed 3/16" (4.
23 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. Figure 36 Burner Flame Appearance - Model MPB-4035 & MPB-4540 Figure 34 Figure 35 Burner Flame Appearance - Model MPB-3328 Burner Flame Appearance - Model MPB-3530 Step 12.
NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. 24 Scoop Scoop Securing Screws Fire Box To p Lintel Securing Screw Hole in Cabinet To p Figure 37 Blocked Flue Safety Limit Location, Inside View .
25 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. Step 14. A TT ACHING SAFETY IN OPERA TION WARNINGS It is the installer ' s 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.
NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. 26 GAS CONVERSION KITS In Canada: THE CONVERSION SHALL BE CAR - RIED OUT IN ACCORDANCE WITH THE REQUIREMENTS OF THE PROVINCIAL AUTHORITIES HA VING JURISDICTION AND IN ACCORDANCE WITH THE RE- QUIREMENTS OF THE CAN/CSA-B149.
27 NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. Figure 40 b. Refer to Figure 40 and remove the pilot hood assembly to access the hexed pilot orifice. Remove and replace the orifice with the one provided with the kit. Pilot for SIT Millivolt Gas Valve Pilot Orifice Figure 42 All Models Step 8.
Printed in U.S.A. © 2005 Lennox Hearth Products P/N 850033M Rev . G 01/2011 Lennox Hearth Products reserves the right to make changes at any time, without notice, in design, materials, specifications, prices and also to discontinue colors, styles and products.
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