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User manual Lennox Hearth, model MERIT PLUS MPB3530CPM-B

Manafacture: Lennox Hearth
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The maximum overall height of the vent system and appliance should not exceed 40 feet. Install the B-vent system in accordance with the vent manufacturer's instructions. Type B-Vent - 4 in. (102 mm) for MPB33 Models, 5 in. (127 mm) for MPB35 / 40 Models or 6 in. (152 mm) for MPB45 Models Securing Screws Flue Outlet Collar Figure 12: Initial B-Vent Installation USE ONLY APPROVED B-VENT DIAMETER MPB33, MPB35, MPB40 and MPB45 series fireplaces must be vertically vented using listed type-B, double-walled vent pipe with the proper diameter as listed below and a listed vent termination. Required Pipe Diameter: MPB33 series: Requires 4 in. (102 mm) MPB35 series: Requires 5 in. (127 mm) MPB40 series: Requires 5 in. (127 mm) MPB45 series: Requires 6 in. (152 mm) CAUTION This appliance cannot be vented horizontally. Refer to the vent manufacturers installation instructions for variations of venting techniques. If common venting of several units is contemplated, it should be discussed with an architect and the local Building Department. Do not place insulation materials within 1 in. of the gas vent system. 10 ft. Minimum Back View Of Appliance Vertical Installations Back View Of Appliance *12 ft. Min. **15 ft. Min. *with an offset up to 45 degrees** with an offset greater than 45degrees and up to 60 degrees Offset Installations The maximum overall height of the vent system and appliance should not exceed 40 feet. Figure 13: Vent System Installation NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE. 11 NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE. LENNOX HEARTH PRODUCTS • MERIT PLUS® B-VENT GAS FIREPLACES (MPB33/35/40/45) • INSTALLATION INSTRUCTIONS STEP 4. FIELD WIRING CAUTION The ground supply lead must be connected to the wire attached to the green ground screw located on the outlet box (see wiring diagrams). 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, ANSI/ NFPA 70—latest edition (in Canada, the current CSA C22.1 Canadian Electrical Code). CAUTION: Label all wires prior to disconnection when servicing controls. Wiring errors can cause improper and dangerous operation. ATTENTION: Au moment de l’entretien des commandes, etiquetez tous les fils avant de les debrancher. Des erreurs de cablage peuvent entrainer un fonctionnement inadequat et dangereux. Verify proper operation after servicing. S’assurer que l’appareil fonctionne adequatement une fois l'entretien termine. Refer to Section A for millivolt appliances and Section B for electronic appliances. The gas valve is set in place and pre-wired at the factory on both models. A. Millivolt Wiring (see Figure 14) Millivolt units are not provided with any factory-installed controls; therefore, one of the optional control switches is required to operate the unit (ON/OFF Wall Switch, Unit-Mountable ON/OFF Switch*, Remote Control). See the fi replace Care and O...