Table of Contents
Related Manuals for Hardy H25
Summary of Contents for Hardy H25
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Page 1: Operating Instructions
INSTALLATION AND OPERATING INSTRUCTIONS THE HARDY OUTSIDE WOOD BURNING HEATER Model – H25 Model – H25 HARDY MANUFACTURING COMPANY, INC. 12345 ROAD 505 PHILADELPHIA, MS 39350 PHONE: (601) 656-5866 FAX: (601) 656-4559 www.hardyheater.com Rev. 03/13... - Page 2 THIS PAGE INTENTIONALLY LEFT BLANK...
- Page 3 Thank you for purchasing the original all stainless steel Hardy Outside Woodburning Heater. It represents the result of many years of Hardy experience and the input of Hardy customers in the production of a top quality heater. With the purchase of this Hardy Heater, you can now appreciate the high degree of craftsmanship and reliability that have made The Hardy the leader in the Outside Woodburning Heater field.
- Page 4 If you should ever have a problem or question please refer to this manual or have it available when you call your Hardy Dealer or Hardy Manufacturing Company, Inc. HARDY MANUFACTURING COMPANY, INC.
- Page 5 Do not modify the unit. Do not substitute repairs which can be provided by your dealer, distributor, or Manufacturing Company. Failure to heed this warning or any additional warnings on the unit may result in an accident causing personal injury. (MODEL H25)
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- Page 7 2 feet Chimney height should be 2 feet above roof line. Residence served by furnace Minimum of 100 feet 6. Always remember to comply with all applicable state and local codes. Outdoor Furnace Manufacturers Caucus (MODEL H25)
- Page 8 THE HARDY OUTSIDE WOODBURNING HEATER How does an outside heater heat my home? The Hardy outside wood heater is designed to save the most energy and provide the most comfortable heating available. It heats your home by heating a stainless steel tank filled with water, which surrounds the firebox of the outside heater.
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Page 9: Table Of Contents
6-5 Improper Burning ............23 6-6 Ash Removal ............. 23 SECTION VII: Service Information 7-1 Water Circulation System ......... 24 7-2 Temperature Control System ........25 7-3 Preseason Heater Maintenance ........ 26 7-4 Trouble Shooting Guide ........27-29 (MODEL H25) - Page 10 THIS PAGE INTENTIONALLY LEFT BLANK...
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Page 11: Section I
Clearance to Combustibles Top, Rear, Sides 18” Chimney Connector 18” Front 48” Flooring Non Combustible Water Capacity H25 – Holds Approximately 160 Gallons of Water HEATER DIMENSIONS Description Width Depth Height Weight H25 – 250,000 BTU 40” 60 ¼” 59 ½”... -
Page 12: Heater Component Parts
1/2" Brass Ball Valve 600.05 1/4" Brass Elbow 603.04 1/4" X 4" Brass Nipple 603.28 3/4” X 4” Brass Nipple 600.30 3/4" Brass Elbow 600.48 1 1/2” Brass Elbow 1100.30 Low Water Indicator Light HARDY MANUFACTURING CO., INC (MODEL H25) PAGE 2... -
Page 13: Installation Of Heater
Section II Location of Heater The Hardy heater is designed to set outside the building to be heated. The unit must be located a minimum of 10 feet from the building. The unit should be installed upon a concrete pad. There are two typical options that we recommend. - Page 14 PIPE TO PULL WATER TANK AND ELECTRICAL LINES PUMP THROUGH BETWEEN THE FURNACE AND THE LOCATION TO BE HEATED OR OTHER MEANS TO INSULATE THE PLUMBING LINES. CONCRETE Heater on solid pad (not to scale) HARDY MANUFACTURING CO., INC (MODEL H25) PAGE 4...
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Page 15: Hull Removal
Section II Hull Removal After placing your new Hardy Heater upon the concrete pad, you are ready to continue the installation process. There are two methods to gain access to the rear of the heater to make plumbing and electrical connections. -
Page 16: Set-Up Of Grates
The picture below shows the proper way for grates, flame baffle and 3/8” steel plate to be installed. These grates are designed to be turned over if they warp. HARDY MANUFACTURING CO., INC (MODEL H25) PAGE 6... -
Page 17: Location Of Plumbing & Electrical Lines
If more than one location is to be heated, a second 4” or single 6” watertight pipe or other insulation means will need to be installed underground for the water lines and thermostat wires of the second location. HARDY MANUFACTURING CO., INC (MODEL H25) PAGE 7... -
Page 18: Connection Of Power To Heater
. 8. If moisture is allowed into Ground Fault Circuit Interrupter box, it will have a tendency to trip unwarranted. Measures should be taken to keep the box dry. HARDY MANUFACTURING CO., INC (MODEL H25) PAGE 8... -
Page 19: Wiring Diagram
Section II Wiring Diagrams (H25) This equipment must be installed in accordance with the National Electrical Code. VOLT SOL2 NEUTRAL GROUND FAULT CIRCUIT INTERRUPTER CONNECTION D ayton DIAGRAM thermostat SOL1 ZONE CIRCULATOR RECIRCULATOR GFCI SCHEMATIC DIAGRAM LEGEND RECIRCULATOR GFCI GROUND FAULT CIRCUIT INTERRUPTER... -
Page 20: Plumbing Instructions
Use only copper, brass, or stainless steel fittings. Do not use galvanized or black iron. Back view of Heater Supply Header Pump Supply to Heating System Heating System Return Return Header HARDY MANUFACTURING CO., INC (MODEL H25) PAGE 10... -
Page 21: Filling The Heater With Water
45 parts per million. Call your Hardy dealer to get a chloride test on your water supply. Fill your heater with water through the condenser stack opening. If the chloride content of your local water supply exceeds the specifications mentioned above and necessitates the use of bottled or rain water, please do so to maintain the warranty of your heater . - Page 22 Seal between the collar around the smoke stack and the outer hull Seal between the condenser tank and the heater hull Heater with Hull installed Insulation Stainless Steel Trim HARDY MANUFACTURING CO., INC (MODEL H25) PAGE 12...
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Page 23: Section Iii: Connection To Central Heating/Ac System
Call a heating and air conditioning serviceman to complete the wiring. Improper wiring can cause excessive electrical usage or cause your blower motor to over heat and burn out. HARDY MANUFACTURING CO., INC (MODEL H25) PAGE 13... -
Page 24: Connection To Central Unit
If more than one speed is energized at the same time, the blower motor will burn out. D. Insure that the Volt Amp rating of the existing 24 volt transformer is not exceeded when the relays in the wood heating system are energized. HARDY MANUFACTURING CO., INC (MODEL H25) PAGE 14... - Page 25 PUMP CONTROL RELAY NEW CONTROL RELAY NEW THERMOSTAT LOW TEMPERATURE SENSOR EXISTING THERMOSTAT TERMINAL STRIP "C" CONNECTION TERMINAL STRIP "R" CONNECTION TERMINAL STRIP "G" CONNECTION EXISTING THERMOSTAT CONNECTION EXISTING THERMOSTAT CONNECTION QUICK CONNECT TERMINALS HARDY MANUFACTURING CO., INC (MODEL H25) PAGE 15...
- Page 26 Section III Location of Heating Coil The following diagrams and pictures on this page and the following page show various methods of installing the heating coil in forced air system. HARDY MANUFACTURING CO., INC (MODEL H25) PAGE 16...
- Page 27 Section III Location of Heating Coil (continued) 3) SUPPLY TO HEATING SYSTEM 4) HEATING SYSTEM RETURN HARDY MANUFACTURING CO., INC (MODEL H25) PAGE 17...
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Page 28: Section Iv: Connection To Hydronic Heating Systems (Baseboard)
5. Connect the white wire of the two conductor thermostat wire to the coil of the pump relay on the side that is fed from the common side of the transformer. HARDY MANUFACTURING CO., INC (MODEL H25) PAGE 18... -
Page 29: With Existing 24 Volt Transformer
24 VOLT TRA NSFORMER LOW VOLTAGE FIELD WIRING EXISTING THERMOSTA T SCHEMATIC DIAGRAM LEGEND EXISTING TRA NSFORMER EXISTING THERMOSTA T EXISTING PUMP MOTOR EXISTING PUMP RELA Y CIRCULA TOR PUMP RELA Y HARDY MANUFACTURING CO., INC (MODEL H25) PAGE 19... -
Page 30: Typical Diagram For Plumbing Hydronic System
Close all automatic air vents on the existing system. Valving arrangement may be located on suction side of pump if space is limited on pump discharge. HARDY MANUFACTURING CO., INC (MODEL H25) PAGE 20... -
Page 31: Plumbing Options For Domestic Water
PLUMBING OPTIONS FOR DOMESTIC WATER Plate Heat Exchanger for Domestic Hot Water To add domestic hot water to the H25 model heater , a plate heat exchanger be added into the recirculating pump circuit. This plate heat exchanger will provide preheated water to the domestic hot water. -
Page 32: Section Vi: Heater Operation
If the seal is bad it will need replacing. Call your local Hardy dealer and order rope and silicone for the firebox or ash door. The fire in the heater must be out to seal the door. With door still mounted on the heater , scrape the old silicone out of the groove. -
Page 33: Improper Burning
This insures that all of the grates are clear. Failure to do this will cause your heating system to stop working and the grates to warp. If the grates warp slightly, they can be turned over and allowed to straighten out. HARDY MANUFACTURING CO., INC (MODEL H25) PAGE 23... -
Page 34: Section Vii: Service Information
Use an ohm meter to check the winding and capacitor. If the capacitor is defective, replace it. If the electrical winding is defective, replace the complete pump. 115 volts Relay p/n H2000.52 Pump Low Temperature Sensor p/n H2000.36 HARDY MANUFACTURING CO., INC (MODEL H25) PAGE 24... -
Page 35: Temperature Control System
Be sure to seal the blower motor back to the blower housing if the blower is disassembled. The motor should be oiled at the beginning of each heating season. When the heater is not in use, the power cord for the blower should be unplugged. HARDY MANUFACTURING CO., INC (MODEL H25) PAGE 25... -
Page 36: Preseason Heater Maintenance
1. WATER QUALITY – The Hardy Heater is designed not to loose heater water through evaporation. At times during the year, accidental overheating can occur, and the water will evaporate. The evaporation causes a concentration of chlorides (salts) and other minerals. -
Page 37: Trouble Shooting Guide
Section VII Trouble Shooting Guide H25 COMPLAINT AREA OF TROUBLE POSSIBLE CAUSES CORRECTIVE ACTION NO HEAT Pump Performance Unplug pump and bypass relay by tying relay wires #4 and #6 together. Plug pump back in. Main power Pump does not run Defective pump Unplug pump. - Page 38 Section VII Trouble Shooting Guide H25 COMPLAINT AREA OF TROUBLE POSSIBLE CAUSES CORRECTIVE ACTION Defective Aquastat Place a jumper wire across NO HEAT Aquastat terminal #4  on the terminal strip. If blower and Main power Damper solenoid operates, supply and...
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Page 39: Trouble Shooting Guide
Section VII Trouble Shooting Guide H25 COMPLAINT AREA OF TROUBLE POSSIBLE CAUSES CORRECTIVE ACTION Improper Grates Grates stopped up Clear grates of ash buildup. Burning If grates are warped, turn them over and allow to Remove all the straighten. ashes and wood... - Page 40 THIS PAGE INTENTIONALLY LEFT BLANK HARDY MANUFACTURING CO., INC (MODEL H25) PAGE 30...
- Page 41 HARDY MANUFACTURING CO., INC (MODEL H25) PAGE 31...
- Page 42 1/2" Brass Ball Valve 600.05 1/4" Brass Elbow 603.04 1/4" X 4" Brass Nipple 603.28 3/4” X 4” Brass Nipple 600.30 3/4" Brass Elbow 600.48 1 1/2” Brass Elbow 1100.30 Low Water Indicator Light HARDY MANUFACTURING CO., INC (MODEL H25) PAGE 32...