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WARNING: IF THE INFORMATION IN THIS MANUAL
IS NOT FOLLOWED EXACTLY, A FIRE OR EXPLO-
SION MAY RESULT CAUSING PROPERTY DAMAGE,
PERSONAL INJURY OR LOSS OF LIFE.
FOR YOUR SAFETY: Do not store or use gasoline
or other fl ammables or liquids in the vicinity of
this or any other appliance.
FOR YOUR SAFETY: What to do if you smell gas:
• DO NOT light any appliance.
• DO NOT touch any electrical switches.
• Do not use any phone in your building.
• Immediately call your gas supplier from a
neighbor's phone. Follow your gas suppliers
instructions.
• If your gas supplier cannot be reached, call
the fi re department.
Installation and service must be performed by
a qualifi ed installer, service agency or the gas
supplier.
HOMEOWNER'S CARE AND
OPERATION INSTRUCTIONS
B-VENT SEE-THROUGH
®
MERIT
B-VENT GAS FIREPLACES
P/N 875,024M REV. NC 04/2005
MODELS
Millivolt Models
MPB35ST-NM
MPB35ST-PM
A French manual is available upon request. Order P/N 875,024CF
Ce manuel d'installation est disponible en francais, simplement en
faire la demande. Numéro de la pièce 875,024CF
RETAIN THESE INSTRUCTIONS
FOR FUTURE REFERENCE
Listing Agency
PLUS SERIES
Electronic Models
MPB35ST-NE
OTL Report No. 116-F-27-5
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Table of Contents
Related Manuals for Lennox MPB35ST-NM
Summary of Contents for Lennox MPB35ST-NM
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Page 1: Operation Instructions
B-VENT GAS FIREPLACES P/N 875,024M REV. NC 04/2005 MODELS Millivolt Models Electronic Models MPB35ST-NM MPB35ST-NE MPB35ST-PM A French manual is available upon request. Order P/N 875,024CF Ce manuel d’installation est disponible en francais, simplement en faire la demande. Numéro de la pièce 875,024CF... -
Page 2: Table Of Contents
NOTE: DIAGRAMS & ILLUSTRATIONS NOT TO SCALE. Input (BTU) Manually-Modulated Gas Valves (millivolt models) Models Fuel Input Rate Type (BTU / HR) 30,000 high MPB35ST-NM Nat. Gas 23,000 low 28,000 high MPB35ST-PM Propane 22,000 low Table 1 Electronic Models - Electronic models have a fi... - Page 3 Test gauge connections are provided on the front of the millivolt gas control valve, identifi ed IN for the inlet and OUT for the manifold side (see Fig- urex 2 on Pagex 4 ). A 1/8" NPT Test gauge con- nection is provided at the inlet and outlet side of the electronic gas control valve (see Figurex 3 on Pagex 5).
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Page 4: Gas Controls/Control Compartment, Access
WARNING Carbon monoxide poisoning: early signs of carbon monoxide poisoning are similar to the fl u with headaches, dizziness and/or nausea. If you have these signs, obtain fresh air immediately. Turn off the gas supply to the appliance and have it serviced by a quali- fi... -
Page 5: Variable Flame Adjustment
Millivolt appliances are fi tted with an OFF/ON Rocker Switch located behind the control compartment access panel, below the appli- ance front glass enclosure panel (see Figure 1 for location). Once the pilot is lit, the OFF/ON rocker switch will control the appliance OFF/ON burner operation. -
Page 6: Outside Combustion Air Control
Outside Combustion Air Controls Many appliances are equipped, when installed, with an outside (make-up air) vent system that is designed to provide the appliance with outside make-up air for combustion when in operation. The outside air control lever for the outside air system is standard on all appliances but should not be operated if the complete system is not installed. -
Page 7: Front Glass Enclosure Panel
Cleaning Logs And Burner Carefully remove the logs (use care when han- dling the fi ber logs, as they become quite fragile after curing). Vacuum out any foreign matter (lint, carbon, etc.) on the burner. Ensure the burner ports are “open.” Remove any carbon deposits from the under side of the logs using a vacuum cleaner, or a soft bristled brush (i.e. - Page 8 RE-INSTALLING GRATE, VERMICULITE, GLOWING EMBERS AND LOGS LOG SET - IDENTIFICATION LOG SET Catalog Number H3210 * Item Description Log, Center Log, Left Rear Log, Left Front Log, Right Rear Log, Top Center Log, Front Center * Item "letters" above correspond to photos on right REFERENCE Firebox Accessories / Parts Cat.
- Page 9 READ LOG WARNINGS ON PAGE 9 BEFORE PROCEEDING 1. Remove front glass enclosure panel from appliance. a. Open Control Compartment Access Panel (see Control Compart- ment Access Instructions on Page 4. b. Remove the glass panel enclosure (see Removing Glass Enclosure Panel instructions on Page 9.
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Page 10: Burner Adjustments
10. Place Log (E) as shown in Figure 13. Position round end of log (E) against the notch of log (D) here. Two charred spots face the front Position Small End of (Valve Access Side) Log (E) on The Notch of Log (C) Here Figure 13 11. -
Page 11: Maintenance Schedule
2. Light appliance (follow lighting procedure on lighting label in control compartment or see homeowners manual). 3. Allow the burner to operate for at least 15 min- utes while observing the fl ame continuously to ensure that the proper fl ame appearance has been achieved (see Figure 15). -
Page 12: Troubleshooting Guide - Millivolt
TROUBLESHOOTING Note: Before troubleshooting the gas control system, Ensure external gas shut off valve, located at gas supply inlet, (and wall switch, iff applicable), is in the “ON” position. Important: Valve system troubleshooting should only be accomplished by a qualifi ed service technician. SYMPTOM 1. - Page 13 TROUBLESHOOTING PROCEDURE - ELECTRONIC IGNITION SYSTEM START • Turn Off Gas Supply. • Ensure Valve Switch Is In ON Position. • Disconnect Control Harness. • Set Thermostat To Call For Heat. • Plug control harness into Insert A End View of Control Harness Connector 24 Volt 24 Volt Hot Common...
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Page 14: Millivolt Appliance Checkout
Millivolt Appliance Checkout The pilot fl ame should be steady, not lifting or fl oating. Flame should be blue in color with traces of orange at the outer edge. The top 3/8" (10 mm) at the pilot generator (thermopile) and the top "... -
Page 15: Accessory Components
ACCESSORY COMPONENTS Product Reference Information Cat. Model Ship. Ship. Weight Volumn H3201 MPD35ST-NM 220 lbs 46W x 26D x 43H (30 cu.ft.) H3202 MPD35ST-PM 220 lbs 46W x 26D x 43H (30 cu.ft.) H3203 MPD35ST-NE 220 lbs 46W x 26D x 43H (30 cu.ft.) Remote Control Kit, Standard Cat. - Page 16 ACCESSORY COMPONENTS Arch Design Arch Pane Design Square Design Square Pane Design Style View Doors - Style View Doors come in 4 beautiful styles. They are easy to install and will not require hardware to attach them to the standard glass door frame. The door includes heavy duty magnet door latches and functional twin-pane doors.
- Page 17 ACCESSORY COMPONENTS * 35" Arch Door Kits Cat. No. Model No. Description 26M43 ADK35CMPB Arch Door, Polished Brass 26M44 ADK35CMBS Arch Door, Brushed Stainless (ref. Form # 750,021M) Arch Door Kits Two types of arch door kits are available for the Multi-Open Series.
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Page 18: Lighting Instructions - Millivolt
WARNING: IF YOU DO NOT FOLLOW THESE INSTRUCTIONS EXACTLY, A FIRE OR EXPLOSION MAY RESULT CAUSING PROPERTY DAMAGE, PERSONAL INJURY OR LOSS OF LIFE. A. This appliance has a pilot which must be lit with a piezo igniter. When lighting the pilot, follow these instructions exactly. -
Page 19: Lighting Instructions - Electronic
WARNING: IF YOU DO NOT FOLLOW THESE INSTRUCTIONS EXACTLY, A FIRE OR EXPLOSION MAY RESULT CAUSING PROPERTY DAMAGE, PERSONAL INJURY OR LOSS OF LIFE. A. When lighting the appliance, follow these instructions exactly. B. BEFORE OPERATING smell all around the appliance area for gas. -
Page 20: Replacement Parts List
Orifi ce, Burner, NG, #37 (.104") 42M7901 Orifice, Burner, LP, 1.55mm (.061") 111061 Piezo Igniter 27K30 Switch, OFF/ON, Rocker 42363 Vermiculite, Bag (2 liters) 1110 West Taft Avenue • Orange, CA 92865 Where Used MPB35ST-NM & MPB35ST-NE MPB35ST-PM & MPB35ST-PE MPB35ST-NM & MPB35ST-PM...