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OUTDOOR WOOD FURNACE OWNER’S MANUAL CLEANFIRE 700 CLEANFIRE 500 CLEANFIRE 300 WARNING: If the information in this manual is not followed exactly, a fire or explosion may result causing property damage, personal injury or loss of life. – Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance.
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Fuel-Fired Hydronic Heating Appliances, ASTM E2515-11 Standard Test Method for Determination of Particulate Matter Emissions Collected by a Dilution Tunnel. The CleanFire includes two 4-foot stainless steel insulated chimney sections (8" in diameter, p/n 10508 - CleanFire 700). Use only stainless steel solid fuel chimneys specified by WoodMaster. Maximum draft is marked on nameplate.
CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL WOODMASTER ONLINE RESOURCES Visit WoodMaster.com for information to help with installation, operation and maintenance of your WoodMaster outdoor furnace. Explore videos, download owner's resource materials and more. EPA RESOURCES EPA's Burnwise Program - https://www.epa.gov/burnwise How to Use a Moisture Meter Video - http://www.youtube.com/watch?v=jM2WGgRcnm0 EPA offers tips on how to properly use a moisture meter to test firewood before using in a wood-burning stove or fireplace.
Be sure to follow all instructions and related precautions as they are meant for your safety and protection. Store this manual in a readily accessible location for future reference. CleanFire 700 Measurements in . 51 84 .75 59 .75 53 .5 60 .5...
CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL Important Precautionary Information Be sure to read carefully and understand these precautions before, during and after the installation, operation and maintenance of the furnace. NOTE: All operations must be in accordance with local and state codes which may differ from the information in this manual.
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CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL The firebox door must be closed and latched at all times This heater is designed to burn natural wood only. DO NOT except when filling the firebox with wood. Leaving the BURN: unseasoned wood, treated wood, colored paper, firebox door open may lead to a runaway fire.
NOTE: The Installation Guide provides more information on pump selection. For even more detailed information, see the Hydronic Component Selection Guide (p/n 2482), available from your WoodMaster dealer. CleanFire 700 Model – 3-Pump Configuration 3 - Pump Parts List* Description Close Nipple, 3/4"...
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CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL CleanFire 300/500 Models – 1-Pump Configuration 1 - Pump Parts List* Description Close Nipple, 3/4" Ball Valve, 3/4" Isolation Flange Kit, 3/4" Brass Nipple, 3/4" x 7" Swing Check Valve, 3/4" Hex Bushing, 1-1/4" x 3/4" Power Supply Cord, 32"...
CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL Ground Rod Kit The outdoor furnace must be electrically bonded to ground in accordance with the requirements of the authority having jurisdiction or, in absence of such requirements, with the National Electrical Code, ANSI/NFPA 70 and/or the Canadian Electrical Code Part 1, CSA C22.1 Electrical Code.
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CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL Typical Installation Connecting to Water Heater and Forced Air Furnace Thermostatic Mixing Valve Heat Exchanger This horizontal assembly must not exceed a height of 4 inches (10 cm) above top Hot Supply of water heater. Plenum Water-to-Water Heat Exchanger...
CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL Chimney Recommendations Outdoor Wood Furnace Best Burn Practices In higher populated areas, extend the chimney to a height above the roofs of surrounding buildings. Use WoodMaster Chimney Extensions when 1. Read and follow all operating extending the chimney.
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CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL Chimney Section Installation and Chimney Brace Assembly Illustration for reference only. Refer to instructions provided with furnace for more information. Turn Clockwise to Lock Chimney Sections Clamp Chimney Slide No Rope Chimney Support Seal Needed Chimney Strap Use silicone to install the rope seal in the chimney.
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Chimney Chimney Attachment Ring (p/n 774) Guy-Wire Must be located directly below Chimney Band Kit Locking Band to reduce stress on the CleanFire 700 - (p/n 778) joint. 8" Chimney Extension (p/n 10508) Two 1" electrical conduit sections (not supplied) CleanFire 700 - 8"...
(or any time the system has been completely drained and needs to be refilled). Refer to Finalizing the Installation. Use the following information for your outdoor furnace model: MOLYARMOR 350 TREATMENT AMOUNTS CleanFire 700 2 gallons CleanFire 500 1 gallon...
CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL NOTE: If the system has a larger than normal water capacity, more MolyArmor 350 should be added at a recommended rate of 6.5 oz. (190 ml) per 10 gallons (37.8 liters) of system water. One unit (1 gallon or 3.78 liters) of MolyArmor 350 will treat 200 gallons (757 liters) of system water.
CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL SYSTEM MAINTENANCE An important part of outdoor furnace maintenance is controlling the quality of the water in the outdoor furnace. Water Test Kits and Test Results DATE pH LEVEL MOLY LEVEL Record the results of pH and Moly level tests in the table above . If additional space is needed, record on a separate sheet of paper .
CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL If a test is conducted and verified that indicates a high pH (above 9.5), Use the following steps to obtain the correct pH levels: 1. Drain the outdoor furnace until the water in the sight gauge reaches the bottom of the sight gauge;...
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CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL Draining Treated System Water Flush top of firebox and bottom of water jacket MolyArmor 350 is composed of beneath firebox using common materials. Molybdenum wand placed in vent. compounds characterized as nontoxic in US Public Health Bulletin 293, by the Federal Hazardous Substances Labeling Act, and by the Occupational Safety and Health...
CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL Wood Selection and Preparation Before You Start Operating Your For the best results, it is best to burn seasoned split wood. However, it may CleanFire Outdoor Wood Furnace be possible to burn some unsplit wood with the split wood depending on quality, size, moisture content and wood type.
CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL Operating Instructions FIRESTAR COMBUSTION CONTROLLER Refer to the FireStar Combustion Controller Operation Manual for information about the combustion controller. How the CleanFire Works Because of its highly efficient and clean-burning design, the CleanFire operates differently than other types of wood-burning devices. Understanding a few basic principles will help you operate the CleanFire as it was designed, maximizing its performance, heat transfer and longevity.
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CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL NOTE: The combustion air inlets must be visible (i.e., ash must be kept below the combustion air inlets as shown). Keep the combustion Combustion Air Tube w/Inlets air tube inlets (one side of rebox shown - open and clear of same on other side) ash and coals to allow...
Disconnect the heat load draw by turning off the pump(s). Turn the controller on by pressing the Power button. CleanFire 700/500 only - Lift and push the bypass door handle toward the back of the outdoor furnace to open the bypass door; then unlatch and open the firebox door.
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Light the paper and kindling. Once the paper and kindling are lit, close and latch the firebox door. On CleanFire 700 or 500 models, do not close the bypass door. CAUTION Do not leave the firebox door open while the fire is burning.
(approximately 5" or 13 cm deep in any area of the Reaction Chamber). Adding Wood CleanFire 700/500 only - Slowly lift and push the bypass door handle toward the back of the outdoor furnace to open the bypass door; then wait for 15 seconds.
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CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL Top View of Firebox Cleaning Push cleaning rod back and forth through For illustration purposes. Your furnace ash in these locations. may have di erent con guration. Push cleaning rod back and forth through ash in these locations.
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CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL The combustion air inlets must be kept open and clear of ash and coals to allow the furnace to operate properly. If needed, remove enough ash to keep the combustion air inlets free of obstruction. NOTE: It is important to understand that when the water temperature setpoint (185°F) is reached, the combustion air is shut off until the water temperature drops to the setpoint minus the differential setting.
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CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL • Burning higher moisture wood or larger, unsplit wood will require that a larger amount of the previous wood load remain in the firebox to adequately ignite the new wood load. If there are not an adequate amount of coals or enough of the previous wood load to achieve a good hot fire and efficient combustion with Reaction Chamber temperatures, open the bypass door for a long enough time to get the...
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To return to a controlled burn, close and latch the firebox door. 11. CleanFire 700/500 only - Wait for 15 seconds; then slowly pull the bypass door handle toward the front of the furnace and push down to close the bypass door.
CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL Maintenance Schedule PREVENTIVE MAINTENANCE SCHEDULE Regular maintenance and inspections can SERVICE INTERVAL help extend the life of your outdoor furnace and prevent high-cost repairs. This table is meant to serve as a general guideline until you become acquainted with how the outdoor furnace operates with your specific application.
CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL Control Locations FireStar ™ Water Controller Temperature Water Level Sensor Sensor High Limit Time Delayed Time Delayed Snap Disc Photo Electric Eye Photo Electric Eye Light Switch Light Switch ROUTINE MAINTENANCE CAUTION Use only genuine WoodMaster Parts and Accessories if it ever becomes necessary to replace any component of the outdoor furnace.
CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL Creosote - Formation and Need for Removal. When wood is burned slowly, it produces tar and other organic vapors, which combine with expelled moisture to form creosote. The creosote vapors condense in the relatively cool chimney flue of a slow-burning fire.
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CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL Section 4 - Firebox Door Seal and Bushings Make sure the firebox door is properly latched and check the condition of the firebox door seal. If it is not sealing properly (indicated by a uniform indentation), replace the seal.
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CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL Remove the heat exchanger access cover from the back of the furnace. Inspect the cover insulation and repair/replace as necessary. Remove heat exchanger access cover. Inspect the cover insulation and repair/replace as necessary. Carefully undo both latches on the hinged heat exchanger door. If any coals or wood remain in the firebox, slowly open the door making sure to stand off to the side when opening it.
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CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL Turbulator Remove each turbulator by gently pulling down and out; to install, gently push in and up. Inspect the heat exchangers for excessive buildup of creosote or ash. Use the scraping end of the maintenance tool to clean any accumulations from the sides of the heat exchanger sections.
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CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL 10. Ensure that the door seal and frame are still clean of any debris or ash; then install each turbulator by gently pushing in and up. 11. Close and latch the heat exchanger door; then install the heat exchanger access cover and chimney inspection cover.
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CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL If needed, clean ash from the back of the furnace by opening the heat exchanger door. Close the Reaction Chamber door and secure the latch. Press the Power button on the FireStar combustion controller to turn it on.
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CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL Section 9 - Combustion Air Tubes NOTE: If the combustion air tubes are becoming restricted by ash or creosote, it is caused by operating the furnace incorrectly. It is important to follow the recommended operation and maintenance procedures (see Adding Wood section).
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CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL Section 10 - Combustion Air Fan Disconnect power to the outdoor furnace. Do not proceed without testing that power is disconnected. Remove the airbox access cover; then open the hinged airbox door. Inspect the combustion air fan inlet screen and fan wheel and clean if necessary.
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CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL Section 11 - Air Tube and Refractory Removing and inspecting the air tube and inspecting the refractory is best done after the outdoor furnace has been shut down and the firebox has been cleaned according to the Complete Firebox Cleaning Procedures. NOTE: The air tube and refractory are wear items.
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CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL Air Tube Primary Air Elbow Inspect the elbow and clean out any build-up or blockage. NOTE: A small amount of material in the elbow is normal and is not an indication of improper operation. NOTE: If there is creosote buildup in the primary air elbow, it is caused by operating the furnace incorrectly.
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CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL Section 14 - Complete Cleaning Procedures The frequency for performing a complete cleaning will vary depending on a number of factors, including your heat load requirements, type of wood used, and the moisture of the wood. NOTE: Proper maintenance of the firebox, Reaction Chamber, heat exchanger, chimney transition box and chimney tee are essential for the outdoor furnace to function properly and for longevity.
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CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL For illustration purposes. Your furnace may have di erent con guration. Use the maintenance tool to Pay special completely scrape the areas attention to these shown in gray. seams and corners. Clean ash and deposits from the areas identified in the order shown.
CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL SERVICEABLE ITEMS NOTE: These procedures should be performed by a qualified individual and in accordance with any and all federal, state/provincial and local codes and regulations. When performing work on an appliance observe all precautions in the literature, tags and labels attached to the appliance and other safety precautions that may apply.
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CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL Disconnect power to the outdoor furnace. Do not proceed without testing that power is disconnected. Make sure the power cannot be reconnected while testing components (i.e., use lock out, tag out). Using a scraper, remove the firebox door seal on the inner side of the firebox door and clean any remaining silicone adhesive from the groove.
CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL REACTION CHAMBER DOOR SEAL The Reaction Chamber door seal must be in good condition to ensure an airtight seal. If replacement is necessary due to the Reaction Chamber door seal becoming damaged or brittle, use the following procedure: Disconnect power to the furnace.
CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL HEAT EXCHANGER DOOR SEAL Heat Exchanger The heat exchanger door seal must be in good condition to ensure an Door Seal Rope airtight seal. If replacement is necessary due to the door seal becoming damaged or brittle, use the following procedure: Press the Power button on the FireStar combustion controller to...
CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL CIRCUIT BREAKER The circuit breaker is located in the pump access area and also serves as the furnace disconnect. If the circuit breaker trips (turns off), reset it by turning it on. If the circuit breaker continues to trip, a component may be faulty.
CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL AIRBOX SEAL Replace the airbox seal if it becomes damaged or worn to maintain proper operation of the furnace. See your WoodMaster dealer for replacement seals. NOTE: It is best to replace the entire seal. Over time, the seal will compress, and replacing it in sections may result in the old sections not sealing completely against the airbox door.
CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL AIR TUBE AND REFRACTORY MODULES Remove all wood, coals and ash from the firebox and allow the firebox to cool thoroughly before replacing the air tube and/or refractory. Air Tube and Refractory Removal Procedure For illustration purposes.
CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL THERMOCOUPLE Disconnect power to the outdoor furnace. Do not proceed without testing that power is disconnected. Make sure the power cannot be reconnected while replacing the thermocouple. Remove the pump access cover. Disconnect the thermocouple connector; then remove the mastic tape from the thermocouple.
CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL HEAT EXCHANGER DOOR INSULATION NOTE: Insulation for the heat exchanger door is not standard fiberglass insulation. Use only the correct insulation when replacing or damage could occur. Contact your WoodMaster dealer for replacement insulation. Press the Power button on the FireStar combustion controller to turn it off.
CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL Remove the heat deflector from the bottom of the door. Remove the hardware and securing strips. Carefully remove the insulation paying close attention to how the insulation is installed in the door and tucked into the edges of the door. This will aid in installation of the new insulation.
CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL After the adhesive has cured, check to ensure the insulation has properly bonded to the cover; then install the heat exchanger access cover on the furnace. COMBUSTION AIR TUBE / FRONT AIR CHANNEL Press the Power button on the FireStar combustion controller to turn it off.
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CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL Front Air Channel Remove the acorn nuts securing the front air channel and remove. Remove any ash or deposits from behind the air channel in the wall of the firebox. Remove acorn nuts to remove front air channel For illustration purposes.
CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL TROUBLESHOOTING GENERAL TROUBLESHOOTING INFORMATION If the outdoor furnace is not operating the way it should, first review the information found in the Operation Instructions section, particularly the Adding Wood section. INCORRECT (Inadequate Flow) Primary Combustion Air Inlets Excessive...
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CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL TROUBLESHOOTING OTHER SITUATIONS A. OUTDOOR FURNACE IS NOT OPERATING CORRECTLY Review the information in the Adding Wood section, starting at step 5. Out of wood - Add wood as necessary . Use correctly sized, seasoned wood . Area directly below the charge tube or Combustor obstructed - Inspect and clean as required .
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CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL If poor draft is suspected, perform the following test: with the outdoor furnace and chimney at normal operating temperature, loosen the chimney inspection cover and pull it back about an inch. If exhaust comes out from around the cover, pressure in the chimney may be incorrect and adding more chimney sections may be required .
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CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL May cause poor draft. Allows for better draft. B. FIRE GOES OUT OR KEEPS GOING OUT Review the information in the Adding Wood section, starting at step 5. C. BUILDING IS LOSING TEMPERATURE Review the information in the Adding Wood section, starting at step 5. Circulation valve(s) closed - Be sure the proper valves in the system are open to allow circulation .
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CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL Circulation pump(s) installed backwards - Check that pump flow direction is correct. If not, shut off power to pump. If the flow is not in the correct direction, disconnect pump from water line and reverse pump mounting to correct flow direction.
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CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL NOTE: If the outdoor furnace is operated with the door open, the firebox door seal may be damaged. Actuator motor and/or air regulating disc stuck open or obstructed - Remove any obstructions. Lubricate the chain with a high temperature dry film lubricant rated for chains .
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CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL Make sure the pump motor is installed in a horizontal position. The junction box must not be located below the pump motor . If necessary, remove the four screws and rotate the pump body . Incorrect Correct Correct...
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CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL Opacity is the amount of light which is blocked in an exhaust plume. It is a measurement that is usually stated as a percentage. For example, an opacity of 0% means that all light passes through while an opacity of 100% means that no light can pass through.
CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL GENERAL INFORMATION Make note of these precautionary statements, also found on the outdoor furnace. NOTICE WARNING REMARQUE NOTICE CAUTION Disconnect power before Chimney pipe and all Coupez l'alimentation électrique avant removing this panel. extensions must be d'enlever ce panneau.
CLEANFIRE OUTDOOR FURNACE • OWNER'S MANUAL WATER SAMPLE INFORMATION - CLEANFIRE MODELS NOTE: It is your responsibility as owner to ensure that your water sample information is accurate and that you submit your samples on a timely basis as required by the warranty for your stainless steel outdoor furnace. Failure to do so will result in a one year warranty.
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LIMITED WARRANTY - CLEANFIRE MODELS WoodMaster, Inc. ("WoodMaster") warrants to the original owner, except (a) parts manufactured by others and excluded from warranty coverage below; and (b) parts or items specified below as covered by a limited one year warranty, WoodMaster CleanFire Series furnaces against defects in workmanship and against corrosion failure of the firebox/water jacket assembly for a period of TWENTY-FIVE (25) YEARS from the date of original retail purchase, provided that the Limited Warranty Registration Form is completed and sent to WoodMaster within ten (10) days of the original owner taking possession of the furnace and the original owner strictly complies with the instructions for maintenance and water treatment contained in the Owner’s Manual;...
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