Lennox T300P - Manual

PLANNING YOUR INSTALLATION Page 5 FLOOR PROTECTION This appliance requires noncombustible floor protection. If the floor protection is to be stone, tile, brick, etc., it must be mor-tared or grouted to form a continuous non-combustible surface. If a chimney connector extends horizontally over the fl...

PLANNING YOUR INSTALLATION Clearances to combustibles are determined from testing to applicable standards for allowable heat transfer. The clearances allowed as shown here, do not take into account operation or serviceability requirements. Page 6 CLEARANCES Standard residential or manufactured (mobi...

INSTALLATION Page 7 MANUFACTURED (MOBILE) HOME INSTALLATION Model –T300P Series In addition to the standard installation instructions, the following instructions may be required by local, state or federal building codes: • Stove must be permanently bolted to the floor. • An outside air inlet must be...

INSTALLATION Page 8 DAMPER ROD INSTALLATION 1. Locate rectangular cutout on bottom stove panel behind ash pan. 2. Screw damper rod into threaded hole. DAMPER ADJUSTMENT The damper rod is located under the bottom plate, on the right hand side of the stove, just behind the ash pan. It is very importan...

INSTALLATION Page 9 THERMOSTAT INSTALLATION: NOTE: Always Disconnect Power Before Perform-ing The Thermostat Installation. A 24-volt wall thermostat and 20 feet of 18-gage ther-mostat wire is included in your stoves accessory pack-age. It is recommended that the thermostat and ther-mostat wire be in...

INSTALLATION PAGE 10 VENTING REQUIREMENTS It is recommended that only an authorized dealer install your pellet stove. The specified installation requirements must be followed to ensure conformity with both the safety listing of the appliance and local building codes. All clearances, installation ins...

INSTALLATION PAGE 11 VENT TERMINATION Do not terminate vent in an enclosed or semi-enclosed area such as: carports, garage, attic, crawl space, under a deck, porch, narrow walkway, closely fenced area, or any location that can build up a concentration of fumes such as a stairwell, covered breezeway,...

INSTALLATION Page 12 DETERMINING SIZE OF PIPE TO INSTALL To determine what diameter pipe to use in an installation (3” or 4”), first find the “equivalent pipe length” using the follow-ing guidelines, then plot this figure and the altitude on the chart. Fill out the installation chart, and calculate ...

INSTALLATION Page 13 INSTALLING YOUR PELLET STOVE Standard Horizontal Exhaust Installation (Direct Vent) 1. Locate the proper position for the listed type “PL” wall thimble. Avoid cutting wall studs when installing your pipe. Use a saber saw or keyhole saw to cut the proper diameter hole through the...

INSTALLATION PAGE 15 Installation Configurations / Standard Venting Options This appliance may be connected to an existing flue or by installing listed type “PL” vent pipe. If a liner is run all the way to the top of the existing chimney, the existing flue should be sealed with a steel plate. Start ...

C A R E A N D O P E R A T I O N PAGE 16 CONTROL BOARD OPERATION Stove On / Off Button – This button will turn your stove on or off while in Manual or Automatic mode (see page 19 for details). The green on / off light at the top of control board will indicate the on / off status. Heat Output Button –...

CARE AND OPERATION Page 17 Note: The control board is equipped with an internal memory which will recall the last setting and mode the stove was in prior to loss of power. Because we individually check each stove prior to packaging, one of the two scenarios will appear when you first plug in your st...

CARE AND OPERATION Page 18 Combustion Voltage Trim Steps: 1. Push button “twice” for access voltage calibration mode. 2. Identify the current calibration setting indicated by one YELLOW LED bar. 3. Push the “HEAT” control button to adjust setting UP. Each push raises the YELLOW LED bar & increas...

CARE AND OPERATION Page 19 Manual Operation: Pressing the stove ON / OFF switch initiates the start-up cycle. The green ON / OFF light, near the top of the con-trol board, will light up to indicate the “on” status. The fan speeds and pellet feeds are fixed during this time to pro-vide appropriate ig...

CARE AND OPERATION Page 20 DAMPER OPERATION The damper is a plate that helps control the amount of airflow supplied for combustion. With the damper pushed in all the way, the airflow is at its minimum. As the damper is pulled out, more air is allowed to flow. It will be necessary to monitor the appe...

CARE AND OPERATION Page 21 FUEL REQUIREMENTS Using the UltraGrate  burn system, this appliance has been designed to burn wood residue pellets with up to 3% ash content. Agricultural pellets (i.e…corn, alfalfa etc.) are not permitted to be burned in the stove. Dirty fuel will adversely affect the pe...

R O U T I N E M A I N T E N A N C E * Inspect your stove or insert at minimum frequency stated until you establish a minimum frequency required for your installation (frequency will vary depending upon fuel BTU value / ash content, usage, and misc. installation variables). Page 22 ROUTINE CLEANING N...

R O U T I N E M A I N T E N A N C E Page 23 PHOTOEYE The photoeye is positioned to view the flame from the top of the auger feed tube. It is located below the auger cover and can be accessed from inside the hopper for annual maintenance or replacement (if necessary). Photoeye Access Inside Hopper * ...

R O U T I N E M A I N T E N A N C E Page 24 Clean-Out Tee w/ Cover Removed * (Minimum Frequency of 1-2 months) HEAT EXCHANGER TUBES ONLY CLEAN HEAT EXCHANGER TUBES AFTER STOVE HAS COOLED DOWN. A rod is located above the heat exchange baffle (inside of firebox) is used for cleaning the tubes. After o...

R O U T I N E M A I N T E N A N C E Page 25 DOOR ROPE GASKET The condition of the rope gasket around the door and windows should be checked periodically and replaced or repaired if necessary. A one-inch strip of paper may be used to perform a test of the integrity of the door seal. Close the door on...

SPECIFICATIONS - Model T300P Series Page 26 Flue Size 3” / 76mm Rear Width, Overall 28 3/4” / 730 mm Depth, Overall 26 1/2” / 660 mm Height 28 3/4” / 730 mm Floor to Rear Flue Center 8 3/4” / 222 mm Facing Back of Unit, Outside Edge of Left Leg To Center of Rear Flue Outlet 10 1/2” / 267 mm Floor to...

DEFINITIONS Page 27 AIR WASH To inhibit buildup of soot on the door glass, air is deliv- ered to the glass through an air wash system located in the doorframe surrounding the glass. AUGER It transfers the fuel down the burner tube into the burn grate. AUGER MOTOR Drives the Auger. Motor specificatio...

TROUBLESHOOTING (Qualified Technicians Only) Unplug Appliance Before Performing Any Troubleshooting or Maintenance Page 29 PROBLEM CAUSE(S) SOLUTIONS 1. Fire burns with a lazy orange flame. Pellets build up in the grate and the window gets sooted up. There is insufficient combustion air. Remove any ...

TROUBLESHOOTING (Qualified Technicians Only) Unplug Appliance Before Performing Any Troubleshooting or Maintenance Page 30 PROBLEM CAUSE(S) SOLUTIONS 4. Blowers will not operate when the start switch is de-pressed. There is no power to the stove. There is no power to the control board. Check that th...

REPLACEMENT PARTS LIST Page 31 Door Parts & Body Components Item # Part # Description 1 20953002 Door Assembly, Black Painted – Model T300P 1 20953012 Door Assembly, Black Enamel – Model T301P 1 20953052 Door Assembly, Green Enamel – Model T305P 1 20953082 Door Assembly, Sand Enamel – Model T308...

REPLACEMENT PARTS LIST Page 32 Auger Item # Part # Description 20 12041300 Collar & Screw Set, Auger (3pc.) 21 20950087 End Flange, Auger 22 61050003 End Plate Gasket, Auger (5pc.) 23 11756300 Shaft, Auger Misc. Parts Item # Part # Description 17150029 Damper Rod Assembly, Kit 24 20950110 Gasket...

REPLACEMENT PARTS DIAGRAMS Page 33 1 2 3 4 6 7 8 10 11 12 5 9

OPTIONAL ACCESSORIES Note: Install and use accessories per instructions provided with the accessory kit. Page 35 Optional AccessoriesItem # Catalog # Model # Description Notes 1 14M16 TT – G Trivet, Gold Plated Replaces Standard Cast Black Trivet 2 H0252 DLS – T30 Log Set 2 Piece 3 14M81 QDPC – 4 Qu...

T300P PELLET STOVE SAFETY LABEL Page 38 Note that your serial number is printed on the safety label located on the back of the stove. Your stove’s serial number is preceded by a “WH-”(Example WH-0000000).

Page 39 Dealer’s Name: Dealer’s Address: City: State: Zip Code: Serial Number: Date of Purchase: Date Installed: Notes: SERVICE AND MAINTENANCE LOG Service Service Service Date Technician Description