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SHERWOOD INDUSTRIES IS AN ENVIRONMENTALLY RESPONSIBLE COMPANY. THIS MANUAL IS PRINTED ON RECYCLED PAPER.
PLEASE KEEP THESE INSTRUCTIONS FOR FUTURE REFERENCE
PELLET STOVE
EF THERMO 28
OWNER’S MANUAL
� � � �
PLEASE READ THIS ENTIRE MANUAL BEFORE INSTALLATION AND USE
OF THIS PELLET-BURNING ROOM HEATER. FAILURE TO FOLLOW THESE
INSTRUCTIONS COULD RESULT IN PROPERTY DAMAGE, BODILY INJURY
OR EVEN DEATH.
Contact your building or fire officials about restrictions and installation
inspection requireme
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Table of Contents Introduction........................................................................................3 Important Safety Data...............................................................3 Water Specifications..................................................................4 Pellet Quality............................................................................4 Warnings and Recommendations...............................................5 Rating Label Location................
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Introduction IMPORTANT SAFETY DATA: Please read this entire manual before installation and use of this pellet fuel burning room heater. Failure to follow these instructions could result in property damage, bodily injury or even death. CAUTION: DO NOT CONNECT TO ANY AIR DISTRIBUTION DUCT OR SYSTEM. DO NOT BURN GARBAGE OR FLAMMABLE FLUIDS SUCH AS GASOLINE, NAPTHA OR ENGINE OIL. UNIT HOT WHILE IN OPERATION. KEEP CHILDREN, CLOTHING AND FURNITURE AWAY. CONTACT MAY CAUSE SKIN BURNS. Contact local
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Introduction WATER SPECIFICATIONS: Necessary draught 34.8 Pa (0.348 mbar) Mass of Appliance 157 Kg Minimum required load bearing capacity of the floor 247 Kg Water content 17.3 liters Exhaust gas temperature at nominal heat output 230°C Exhaust gas temperature at minimum heat output 120°C Exhaust mass flow at nominal heat output 7.5 g/s Exhaust mass flow at minimum heat output 8.0 g/s Flue pipe diameter 80 mm Space heating output to be determined by Lab Testing KW Water heating output to be dete
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Introduction Check the burn-pot liner periodically to ensure that the holes are not blocked with clinkers, (clinkers are silica in the fuel that form a hard mass during the burning process). If they are blocked, remove the liner (when the unit is cold) and clean the clinkers out. The liner should be cleaned or scraped once every 2-3 days depending on wood pellet quality. Clean the holes in the liner with a small pointed object. Store pellets at least 36” (1 m) away from the pellet stove. W
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Introduction RATING LABEL LOCATION: The rating label is located on the hopper lid. APPLIANCE DIMENSIONS: UNIT DIMENSIONS HEIGHT: 37 3⁄8” (949 mm) WIDTH: 25 1⁄4” (641 mm) 7 DEPTH: 25 /16” (646 mm) HEARTH PAD: WIDTH: 25 1⁄4” (641 mm) 3 DEPTH: 31 /16” (793 mm) 3 37 / 8 " [6” (152.4 mm) in front of unit] ( 94 . 9cm ) 7 2 5 / 16 " 1 2 5 / 4 " ( 6 4. 6 c m ) ( 6 4. 1 cm ) Figure 1 � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �
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Operating Instructions CONTROL BOARD FUNCTIONS: 1. WATER TEMPERATURE DIAL: Read in degrees Celsius 2. AUGER TRIM 3. CONVECTION BLOWER CONTROL � 4. AUGER PULSE LIGHT: The light flashes in conjunction with the auger. 5. MANUAL AUGER FEED: If the unit runs out of fuel, this button can be used to “prime the auger system”. This button will turn off after 60 seconds and then must be released and pressed again. � 6. SYSTEM LIGHT: If flashing,
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Operating Instructions 5. The convection blower (room air blower) will be on, the speed of this blower is controlled by the setting set on the heat output indicator. The convection blower can be turned OFF by depressing the convection blower control button. It is recommended that the convection blower be left on at all times. 6. When unit is operating on LOW the unit can be adjusted for poorer quality fuels. By depressing the Auger Trim button, WHEN THE UNIT IS ON LOW, the ON time the auger
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Routine Cleaning and Maintenance The following list of components should be inspected and maintained routinely to ensure that the appliance is operating at its’ optimum and giving you excellent heat value: 2-3 DAYS/WEEKLY 1⁄2 SEASON or 1 TON OF FUEL TOOLS REQUIRED TO CLEAN UNIT: Ash Pan and Door Gaskets Exhaust Vent 5 Torx T-20 Screwdriver, /16” wrench or Above Heat Exchanger Tubes Fresh Air Intake Tube socket, 75 mm and 50 mm Brush, Soft Burn Pot and Liner Blower Mechanisms Cloth, Vacuum wi
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Routine Cleaning and Maintenance ASH DRAWER: Remove ash drawer (see Figure 8). Dump the ashes into a metal container stored away from combustibles. Monitor the ash level every week. Remember that different pellet fuels will have different ash contents. Ash content is a good indication of fuel efficiency and quality. Refer to “Warnings and Recommendations” A sh d raw er for disposal of ashes. Ash dr a w er DO NOT PLACE UNBURNED OR RAW PELLET FUEL IN c ov er ASH PAN. INSIDE FIREBOX For bi-w
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Routine Cleaning and Maintenance HEAT EXCHANGER AND INTERNAL EXHAUST TUBES: ONLY TO BE CLEANED WHEN THE UNIT IS COLD. Clean away any fly ash that may have collected in and on the tubes. As different types of pellets produce different amounts of ash, cleaning of the tubes should be done on a regular basis to enable the unit to run efficiently. 1. Remove the top by loosing the two (2) screws at the back and remove the two (2) under the hopper lid shown in Figure 9. Pull the top up at the back
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Troubleshooting *NOTE: All troubleshooting procedures should be carried out by qualified technicians or installers. DO NOT: • Hold the ON / OFF BUTTON; this is a momentary contact switch and can be damaged if held down too long. • Service the stove with wet hands. The stove is an electrical appliance, which may pose a shock hazard if handled improperly. Only qualified technicians should deal with possible internal electrical failures. • Do not remove any screws in the firebox without first
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Troubleshooting 5. The stove will not shut off. «If the unit will not shut off, ensure that the thermostat (if equipped) is turned down below the room temperature (thermostat mode in the ON / OFF position). «If the unit is in the HI/LOW mode the unit will not shut off but will go to an idle setting (LOW). Press the ON/OFF button to turn the unit off. 6. The stove keeps going out. If the stove goes out and leaves fresh unburned pellets or cigarette-like ashes in the burn pot liner, the fire is
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Warranty Sherwood Industries Ltd. gives a five year limited warranty on all steel manufactured parts. A one-year warranty is provided on all electrical components. The above limited warranties are extended only to the original purchaser. There is no warranty on the following parts: ● Glass window ● Fiberglass rope gaskets ● refractory material ● burn pot liner ● paint ● enamel finish or gold plating where it applies **NOTE: The paint on the brick firebox lining may peel. This is due to the e
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Installation Data Sheet The following information must be recorded by the installer for warranty purposes and future reference. NAME OF OWNER: NAME OF DEALER: _________________________________________ _________________________________________ ADDRESS: ADDRESS: _________________________________________ _________________________________________ _________________________________________ _________________________________________ _________________________________________ _____________________________
