Table of Contents
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INSTALLATION &
OPERATION MANUAL
Biomass Furnace/Stove
Rev K, Patents Pending
SAFETY PRECAUTIONS
SAFETY NOTICE: A qualified installer must perform installation in
order to prevent the possibility of a house fire. Some jurisdic-
tions may require the installer to be licensed or accredited. These
installation instructions must be strictly observed. Failure to follow
instructions may result in property damage, bodily injury or even
death. Please read this entire manual before installation and opera-
tion of this unit. Contact the local building officials to obtain a permit
and information on any local installation restrictions and inspection
requirements.
SAvE ThIS MANUAL FOR FUTURE USE
Tested to UL391 Standards
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Table of Contents
Summary of Contents for Fahrenheit Technologies Endurance 50F
- Page 1 INSTALLATION & OPERATION MANUAL Biomass Furnace/Stove Rev K, Patents Pending SAFETY PRECAUTIONS SAFETY NOTICE: A qualified installer must perform installation in order to prevent the possibility of a house fire. Some jurisdic- tions may require the installer to be licensed or accredited. These installation instructions must be strictly observed.
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Page 2: Safety Information
Disclaimer of Warranty • Create a barrier between the furnace and any area where Fahrenheit Technologies Inc. has no control over the children may be playing. never leave children unattended in installation of the furnace. Fahrenheit Technologies the furnace or stove area. -
Page 3: Table Of Contents
Requirements for 14 Operating Instructions Supplementary (add-On) Furnaces 15 Control Board Features 31 Troubleshooting & FAq Mode and Operating description 33 Limited Warranty 16 Control Board Operation 34 Part List Auto Ignition 18 Manual Ignition EndURancE 50F TABLE OF CONTENTS... -
Page 4: Introduction
When odors are present, the area around the Furnace should be well ventilated. CAUTION The high temperature paint can be easily scratched prior to the first time the furnace is lit. EndURancE 50F INTRODUCTION... - Page 5 The Endurance 50F furnace is designed with a software-controlled, patent pending pot cleaning system that is hands free, which means less daily maintenance. The automatic operation is based on the amount of fuel fed into the burn pot; the controller also monitors this. Once the set amount has been reached, the unit will cycle in the cast re-light plate.
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Page 6: Location
Back Side – 6" minimum clearance from combustibles and/ or 12" to allow for furnace maintenance. Access for Service and Maintenance The clearances shown above are for maintenance and are only recommendations; user may use own discretion. clearances to combustible must be maintained. Figure 3 EndURancE 50F LOCATION... -
Page 7: Venting
NOTE: Type “B” gas vent must not be used in NOTE: Adhere to PL vent clearance to the installation of this furnace. The exhaust must combustibles as required. Strictly observe be installed so the entire system can be cleaned manufacturers guidelines. without disassembly. EndURancE 50F vENTING... -
Page 8: Termination Requirements & Clearances
Specified by the vent Manufacturer. The exhaust termination location must be at least • 1' (305 mm) ABOVE the ground level • 7' (2.1 m) FROM a public walkway • 1' (305 mm) FROM the wall penetra- tion point • 2' (610 mm) FROM any adjacent com- bustibles such as: adjacent buildings, fences, protruding parts of the struc- ture, roof eaves or overhangs, plants, shrubs, etc. Figure 5 EndURancE 50F TERMINATION REqUIREMENTS & CLEARANCES... -
Page 9: Venting Into An Existing Chimney
Long runs should be avoided. all installations! WARNING Use the air intake damper for adjusting combustion inlet air only! Other methods of restricting or blocking combustion inlet air are strictly prohibited! EndURancE 50F vENTING INTO AN EXISTING ChIMNEY... -
Page 10: Installation
Do not connect an air conditioner to the furnace. either unit. If being used as central heating, connect to existing duct work with maximum static pressure of (.48"). FAILURE TO FOLLOW INSTALLATION REqUIREMENTS WILL vOID ALL WARRANTIES. EndURancE 50F CONNECTING TO EXISTING DUCT WORk & FURNACES... -
Page 11: Mobile Home Installation
Installation must follow clearances shown in figures 3, 4 and 5. Installation must follow venting procedures outlined on pgs. 7, 8 and 9. Optional Diffuser CS1-7100 converts the 50F bio-mass furnace into a stand- alone stove. EndURancE 50F MOBILE hOME AND STOvE INSTALLATION... -
Page 12: Connecting To The Thermostat
Do not attempt to run the unit during a power failure. NOTE: For installations requiring an external thermostat, the 50F furnace must be connected to an approved external thermostat. FAILURE TO FOLLOW INSTALLATION REqUIREMENTS WILL vOID ALL WARRANTIES. EndURancE 50F CONNECTING TO ThE ThERMOSTAT... -
Page 13: Approved Fuel Types
Wood Pellets and Cherry Pits contact your dealer for more information on aPFI approved wood pellet fuels. no standard exists for cherry pits. EndURancE 50F APPROvED FUEL TYPES... -
Page 14: Operating Instructions
WARNING: Direct contact with the furnace fire chamber during operation may cause severe burns to a person’s skin. CAUTION • Hot surfaces • Keep children away • Do not touch during operation • Never add fire starter to a hot furnace EndURancE 50F OPERATING INSTRUCTIONS... -
Page 15: Control Board Features
• Do not burn garbage, gasoline, drain oil or other the airflow on heat level 1 & 2. draft trim level 3 is factory flammable liquids in the unit. default. 7. Maintenance Mode – activates functions for Pot removal. EndURancE 50F CONTROL BOARD FEATURES... -
Page 16: Control Board Operation
NOTE: If front door is left open with door switch off enabled with fire in the furnace, the blower will turn back on in 2 minutes if the fan limit control is warm enough for the blower to run. Do not leave the furnace unattended with the door open. EndURancE 50F CONTROL BOARD OPERATION... -
Page 17: Auto Ignition
The unit will automatically run through several different pro- cesses. The LCD screen will display what process is running: Igniting LEvEL 3 Fuel Type: 10-P Pellet Vacuum Flame auger Stabilizing LEvEL 3 Fuel Type: 10-P Pellet Vacuum Flame auger Running LEvEL 3 Fuel Type: 10-P Pellet Vacuum Flame auger EndURancE 50F AUTO IGNITION... -
Page 18: Manual Ignition
2. combustion fan will run for at least 5 hours before shutting down completely to insure no smoke enters the home. 3. Supply blower will continue to run until the unit temperature falls below setting on the fan limit switch. EndURancE 50F MANUAL IGNITION... -
Page 19: Error Descriptions
200 degrees. Fahrenheit Technologies Inc. Bio Furnace has been WARNING Safety Tested by an accredited, independent laboratory. These safety switches are designed to protect life and property. -
Page 20: Adjustments
Remember: Choosing a lower pilot setting may re- quire the damper to be fine-tuned to match the lower feed rate. Monitor how the furnace is operating after a change is made and adjust the damper if needed. Figure 13 EndURancE 50F ADJUSTMENTS... -
Page 21: Cleaning Requirements
Note: Failure to keep your furnace clean, as described in this manual, could result in poor op- eration, inefficient fuel usage and a possible safety hazard! It is the responsibility of the owner/user to determine the needed maintenance frequency. EndURancE 50F CLEANING REqUIREMENTS... -
Page 22: Periodic Maintenance
Once a month or sooner, depending on the quality of fuel being used, clean the baffle on a regular basis. Failure to clean the baffle can cause the furnace to perform poorly. Figure 14 EndURancE 50F PERIODIC MAINTENANCE... -
Page 23: Annual Maintenance
Remove side panel to allow access to the four bolts holding the exhaust cover plate. To clean the fan blades remove the exhaust cover plate, then slide the restrictor plate up and to the left to remove. Figure 15 EndURancE 50F ANNUAL MAINTENANCE... -
Page 24: Burn Pot Removal & Installation
5. When complete, door can be opened and parts can be removed. Figure 16 Remove Pot Parts 6. Begin by lifting upward on the Removable Ramp (Figure 16). 7. Lift cast Re-light Plate up and out (Figure 17). Figure 17 Figure 18 EndURancE 50F BURN POT REMOvAL & INSTALLATION... - Page 25 11. Remove the Burn Shell by lifting up and out (Figure 21). Installation of Pot Parts Reverse of steps 6 thru 11 above. NOTE: Actuators will be pulled back into normal position as part of the normal start-up sequence. Figure 21 EndURancE 50F BURN POT REMOvAL & INSTALLATION...
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Page 26: Pot Frame Removal
6 lb.-ft. Over torquing can result in from build up. broken studs. Use a 7/16" wrench to remove acorn nuts and hex nuts that hold the pot in heat exchanger. Insure mating surfaces are clean prior to re-installation. EndURancE 50F POT FRAME REMOvAL... -
Page 27: Igniter Replacement
If creosote has accumulated, it should be removed to reduce the risk of a chimney fire. 4. Do Not Over-Fire This Unit – Follow all instructions re- garding the proper use of this furnace. EndURancE 50F IGNITER REPLACEMENT... -
Page 28: Wiring Schematic
WIRING SChEMATIC The electrical rating for this furnace is: 115 Volt, 60Hz, 4 AMP. The minimum circuit is 15 AMP. CAUTION Call your local dealer for diagnostics and replacement of electrical components. EndURancE 50F WIRING SChEMATIC... -
Page 29: Canadian Requirements
Prolonged power outages will require the use of a genera- tor to operate the furnace. 3. Keep the doors closed and all seals in good condition while operating the furnace. EndURancE 50F CANADIAN REqUIREMENTS... -
Page 30: Additional Canadian Requirements For
11. Installation should comply with requirements of can/ 7. The operation of the gas furnace must be verified for ac- cSa-B365, and can/cGa-B149.1 and can/cGa- ceptable operation before and after installation of this B149.2(for gas-fired). add-on furnace by a gas fitter that is recognized by the regulatory authority. EndURancE 50F CANADIAN REqUIREMENTS... -
Page 31: Troubleshooting & Faq
The Proof of Fire switch is defective. 8. Why is my glass dirty? d. The Proof of Fire switch is defective. normal operation of your Fahrenheit Technologies Inc. Fur- e. Unit ran out of fuel. nace will produce a light build-up on the glass that wipes off with a dry paper towel. - Page 32 Before calling your dealer for assistance, please read your Installations and Operations Manual and perform all the maintenance issues covered in the Daily and Periodic Maintenance section of the manual. If the furnace still does not operate correctly, call your dealer for assistance. EndURancE 50F TROUBLEShOOTING & FAq...
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Page 33: Limited Warranty
Inc. shall in no event, be liable for any special, indirect, consequential or other damages of any nature in excess of the original pur- chase price of this product. all warranties by Fahrenheit Technologies, Inc. are set forth in this document and no claim shall be made against Fahrenheit Technologies, Inc. -
Page 34: Part List
Hopper Frame assembly cS1-1380 Intake End assembly cS1-5008 Exhaust Extension cS1-1390 Sail Switch assembly cS1-9101 Fan Limit control cS1-1501 Hopper Top cS1-9102 Outer door Hinge cS1-1505 Lid Switch arm cS1-9103 Outer door Latch (Male & Female) EndURancE 50F PART LIST... - Page 35 Item Part Number Description Item Part Number Description cS1-9104 convection Blower 56 CS1-9446 Bronze Bushing cS1-9105 1’ x 12” x 20” air Filter cS1-9449 3/8” coupler cS1-9152 Top Panel Seal cS1-9502 Exhaust Blower Gasket cS1-9154 Hopper Seal cS1-9503 Exhaust Motor cS1-9155 Right Lid Hinge cS1-9505 Snap disc...
- Page 36 526 East 64th Street Holland, MI 49423 www.fahrenheittech.com SAvE ThIS MANUAL FOR FUTURE USE Tested to UL391 Standards...
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