Page 2 - INTRODUCTION; Millivolt; GENERAL INFORMATION; Installation and repair should be per-; TABLE OF CONTENTS; IMPORTANT; show the appliances' gas; Table 3; Table 1
NOTE: DIAGRAMS & ILLUSTRATIONS NOT TO SCALE. 2 CONGRATULATIONS! In selecting this LENNOX Direct-Vent Gas Appliance you have chosen the fi nest and most dependable fi replace to be found anywhere. Its a beautiful, prestigious alternative to a wood burning fi replace. Welcome to a Family of tens o...
Page 3 - Table 5; Cleaning Glass; Table 6; must be disconnected; greater; by closing their; less than
NOTE: DIAGRAMS & ILLUSTRATIONS NOT TO SCALE. 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 Figure 2 on Page 4 ). A 1/8" NPT Test gauge connection is provided at the inlet and outlet (mani...
Page 4 - Gas Control Compartment Access; SIT Millivolt Gas Valve; Optional control switches are; To prevent excessive resistance in burner
NOTE: DIAGRAMS & ILLUSTRATIONS NOT TO SCALE. 4 ControlCompartment Access panel 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 supp...
Page 5 - Figure 2; MAINTENANCE; WARNING
NOTE: DIAGRAMS & ILLUSTRATIONS NOT TO SCALE. 5 Figure 3 Honeywell Electronic Gas Valve F F O NI P S I N O L O R T N O C GI NTI ER Manifold Pressure Port ON / OFF Switch Inlet PressurePort Electronic Gas Control Valve Variable Flame Height Adjustment (Millivolt Appliances only) 1 . All Millivolt ...
Page 6 - Inspect Burner Flame Appearance; Flame Appearance and Sooting; Small Area Paint Touch-up; EXERCISE EXTREME CAUTION; INSTALLING GLASS DOOR; Figure 4
NOTE: DIAGRAMS & ILLUSTRATIONS NOT TO SCALE. 6 WARNING Handle this glass with extreme care! Tempered glass is suscep-tible to damage – do not scratch or handle roughly while rein-stalling the glass door frame. Inspect and clean all wire connections. Ensure that there is no melting or damage. Ins...
Page 7 - LOG SET; LOG SET - IDENTIFICATION; REFERENCE; Top View of Logs; Glowing Embers; Bag of Glowing; Top View of Logs - Installed; Figure 5; INSTALL GRATE, VERMICULITE, GLOWING EMBERS AND LOGS
NOTE: DIAGRAMS & ILLUSTRATIONS NOT TO SCALE. 7 WARNING The size and position of the log set was engineered to give the appliance a safe, reliable and attractive fl ame pattern. Any attempt to use a different log set in the fi replace will void the warranty and will result in incomplete combustio...
Page 8 - Figure 7; READ LOG WARNINGS ON PAGE 9 BEFORE PROCEEDING; Remove front glass enclosure panel; Handle logs carefully to prevent breakage.; Ensure the Grate is properly installed; DO NOT PLACE ANY VERMICULITE ON THE BURNER.; Placement of Glowing Embers -; Figure 8; Place; Embers
NOTE: DIAGRAMS & ILLUSTRATIONS NOT TO SCALE. 8 Position The Groove At The Bottom Of Log (A) Over The Grate And Slide It Forward Against The Grate Here Figure 7 READ LOG WARNINGS ON PAGE 9 BEFORE PROCEEDING 1. Remove front glass enclosure panel from appliance. a. Open Control Compartment Access P...
Page 9 - BURNER ADJUSTMENTS; Burner Flame Appearance; . Locate adjustment rod and adjust air shutter
NOTE: DIAGRAMS & ILLUSTRATIONS NOT TO SCALE. 9 Position round end of log (E) against the notch of log (D) here. Two charred spots face the front Figure 11 10. Place Log (E) as shown in Figure 11. WARNING DO NOT attempt to install the logs until the appliance installation has been completed, the ...
Page 11 - TP; Thermopile; Standard OFF/ON Switch; CAUTION; Schematic Representation Only
NOTE: DIAGRAMS & ILLUSTRATIONS NOT TO SCALE. 11 WARRANTY Your gas appliance is covered by a limited twenty year warranty. You will fi nd a copy of the warranty accompanying this manual. Please read the warranty to be familiar with its coverage. Retain this manual. File it with your other documen...
Page 12 - Product Reference Information; Model; Deluxe Remote Control System; ACCESSORY COMPONENTS; Standard Remote Control System; The OFF/ON wall switch kit may be used to control; Brickaded Panel Liner Kit
Product Reference Information Cat. No. Model Ship. Weight Ship. 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.) NOTE: DIAGRAMS & ILLUSTRATIONS NOT TO SCALE. 12 Deluxe Remote Cont...
Page 13 - Clean Face Panel Kits; Polished Brass & Brushed Stainless Louvers Kits; Polished Brass 3-Piece Trim Kit; -Piece Door Frame Kits
NOTE: DIAGRAMS & ILLUSTRATIONS NOT TO SCALE. Arch Design Kits Cat. No. Model Description H0858 AD35C 35” Arch Doors, Charcoal H0859 AD35TI 35” Arch Doors, Textured Iron H0860 AD35SP 35” Arch Doors, Satin Pewter H0861 AD35AB 35” Arch Doors, Antique Brass Arch Pane Design Kits H0930 APD35C 35” Arc...
Page 14 - Polished Brass & Brushed Stainless Hood Kits; Door Frame Kits
NOTE: DIAGRAMS & ILLUSTRATIONS NOT TO SCALE. 14 Polished Brass & Brushed Stainless Hood Kits Attractive hoods are available in two styles to be used on the Multi-Open Series appliances. These hoods are designed to be fi tted to the glass viewing sides of the appliance. In addition to providi...
Page 15 - LIGHTING INSTRUCTIONS – MILLIVOLT GAS VALVE; FOR YOUR SAFETY READ BEFORE LIGHTING; WHAT TO DO IF YOU SMELL GAS; TO TURN OFF GAS TO APPLIANCE; Knob cannot be turned from “PILOT” to “OFF”; Millivolt Pilot
NOTE: DIAGRAMS & ILLUSTRATIONS NOT TO SCALE. 15 6. Wait fi ve (5) minutes to clear out any gas. If you then smell gas, STOP! Follow “B” in the safety information above on this page. If you do not smell gas, go to the next step. 7. Push in gas control knob slightly and turn counterclockwise to “P...
Page 16 - LIGHTING INSTRUCTIONS — ELECTRONIC; Honeywell Electronic Gas Control Valve
NOTE: DIAGRAMS & ILLUSTRATIONS NOT TO SCALE. 16 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 arou...
Page 17 - Periodically; Page 9; DO NOT TOUCH OR ATTEMPT TO CLEAN GLASS
NOTE: DIAGRAMS & ILLUSTRATIONS NOT TO SCALE. 17 MAINTENANCE TASK ACCOMPLISHING PERSON PROCEDURE Inspecting/Cleaning Burner, Logs and Controls Qualifi ed Service Technician Inspect valve and ensure it is properly operating. Check piping for leaks. Vacuum the control compartment, fi replace logs a...
Page 18 - TROUBLESHOOTING GUIDE - MILLIVOLT GAS CONTROL SYSTEM; on; TROUBLESHOOTING GUIDE - ELECTRONIC IGNITION SYSTEM
NOTE: DIAGRAMS & ILLUSTRATIONS NOT TO SCALE. 18 TROUBLESHOOTING GUIDE - MILLIVOLT GAS CONTROL SYSTEM 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 ...
Page 19 - TROUBLESHOOTING PROCEDURE - ELECTRONIC IGNITION SYSTEM
NOTE: DIAGRAMS & ILLUSTRATIONS NOT TO SCALE. 19 START CHECK • Turn Off Gas Supply. • Ensure Valve Switch Is In ON Position. • Disconnect Control Harness. • Set Thermostat To Call For Heat. • Check for proper volt- age at control harness (see insert A). Voltage should be 24V between thermostat or...
Page 20 - REPLACEMENT PARTS - MPD35ST
Printed in U.S.A. © 2005 by LENNOX HEARTH PRODUCTS P/N 875,025M REV. NC 04/2005 LENNOX reserves the right to make changes at any time, without notice, in design, materials, specifi cations, prices and also to discontinue colors, styles and products. Consult your local distributor for fi replace code...