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OUTDOOR WOOD FURNACE
OWNER'S MANUAL
For parts and accessories, service or repairs, call your authorized Central Boiler dealer or heating
contractor. Record the information below for future reference.
Model
Dealership Name
Owner Name
Tested &
Portland
Listed By
Oregon USA
US
OMNI-Test Laboratories, Inc.
117-S-12-2 & 117-S-16-4
Serial Number
CL 4030
CL 5036
CL 6048
Installation Date
Phone Number
Save This Manual
For Future Reference
(p/n 9000166 REV. A) - 27-Jan-14
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Table of Contents
Summary of Contents for Classic CL 4030
- Page 1 OUTDOOR WOOD FURNACE OWNER’S MANUAL CL 4030 CL 5036 CL 6048 For parts and accessories, service or repairs, call your authorized Central Boiler dealer or heating contractor. Record the information below for future reference. Model Serial Number Installation Date Dealership Name...
- Page 2 20502 160th Street Greenbush, MN 56726 www.CentralBoiler.com The Central Boiler Classic models CL 4030, CL 5036 and CL 6048 are OMNI tested and listed. French Owner's Manual and decal set available upon request from your dealer. (Manuel d'installation en français et décalcomanies disponible sur demande auprès de votre revendeur)
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Page 3: Table Of Contents
PARTS LISTING, CL 4030........ -
Page 4: Introduction
The outdoor furnace and this owner's manual use the This manual is to be used as a guideline for installation, operation, and maintenance of the Classic Outdoor following terms and symbols to bring attention to the Wood Furnace. This manual is organized into six presence of hazards of various risk levels and important sections for easy reference. -
Page 5: Important Precautionary Information
NOTE: Any electrical installation should be WARNING done by a qualified installer in accordance with applicable codes. The Classic Outdoor Wood Furnace is not intended or certified to be installed inside a WARNING building. Do not allow combustible materials (straw, hay or wood) near the outdoor furnace. - Page 6 IMPORTANT PRECAUTIONARY INFORMATION The information contained on pages 5-6 appears throughout this manual. Be sure to read carefully and understand these precautions before, during and after the installation, operation and maintenance of the outdoor furnace. WARNING NOTE: Chloride or sulfurous gases can be generated if plastic or rubber is burned and will Maintain the following clearances from mix with the moisture from the wood and form...
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Page 7: Section 1 - Outdoor Furnace Installation
SECTION 1 – OUTDOOR FURNACE INSTALLATION To ensure the outdoor furnace functions as designed, INSTALLATION PRECAUTIONS careful planning and proper installation are imperative. A qualified installer must perform the installation of This section outlines much of the information needed this supplementary outdoor furnace and must determine to install the outdoor furnace, select water lines, install how to install it to be compatible with the existing circulation pumps and connect to your existing heating... -
Page 8: General Installation Information
Fig. 3 The installation of a spark arrester is recommended, Fig. 4 particularly where there are dry conditions or where there is combustible material near the unit, unless the installation of a spark arrester is prohibited by local requirements. Use common sense to avoid potential fires, including exercising caution when disposing of ashes, cleaning and refueling. -
Page 9: Potable Water
When initially filling the system (see Finalizing the Potable Water Installation), add the Corrosion Inhibitor Plus™ before If the outdoor furnace is to heat potable water associated adding water to the system. Any time water is added to with commercial food preparation or for heating milk- the system, Corrosion Inhibitor Plus™... -
Page 10: Supply And Return Lines
NOTE: If ThermoPEX is installed temporarily Fig. 5 above ground, provisions should be made to prevent possible risk of fire coming into contact with the ThermoPEX. ThermoPEX is constructed of materials that can burn and transfer a fire. CAUTION If ThermoPEX is installed temporarily above ground, do not cover with combustible materials (e.g., stray, hay, leaves, etc.). -
Page 11: Circulation Pumps
NOTE: All holes made in basement or building NOTE: Do not backfill the trench until the supply walls must be sealed completely to prevent water and return lines have been tested to ensure there from entering the building. are no leaks. 4. - Page 12 1 - Pump Configuration (Taco 007) 3- Pump Configuration (Taco 007) Fig. 9 Fig. 10 1 - Pump and 3- Pump Parts List (Taco 007) Fig. 11 Section 1 - Furnace Installation...
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Page 13: Installing Circulation Pumps
3-Pump Configuration (Taco 007 & Taco 014) NOTE: See the Hydronic Component Selection Guide (p/n 2482) for more information. Fig. 12 WARNING Maximum load of the outlet on the outdoor furnace is 10A, 120VAC, and 60Hz. A. The pump motor must be installed in a horizontal position. -
Page 14: Shut-Off Valves
NOTE: At least one circulation pump must run Fig. 17 continuously to ensure proper operation of the outdoor furnace. The circulation pump(s) must be installed in the Building to be heated supply line(s) with the arrow on each pump pointed away from the outdoor furnace. -
Page 15: Thermostatic Valves
NOTE: The thermostatic valve must be installed in the building to be heated. NOTE: A 3/4" thermostatic valve with installation instructions is included with each new Classic It is recommended that the water temperature setpoint outdoor furnace and must be installed on each of the furnace be set to 185˚F (85˚C) to decrease the... - Page 16 Section 1 - Furnace Installation...
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Page 17: Purging Air From The System - Manual Air Bleeders
Purging Air from the System - Manual Air WATER HEATER INSTALLATION Bleeders WARNING Manual air bleeders may be installed in the high points DO NOT disable or remove any safety reliefs or of the water lines where air may get trapped and cause controls. -
Page 18: Existing Forced Air Installation
• The lower fitting is the inlet/hot supply from the EXISTING FORCED AIR INSTALLATION outdoor furnace and the top fitting is the outlet/ When the Classic Outdoor Wood Furnace is installed return back to the outdoor furnace. in conjunction with an existing forced air system, a water-to-air heat exchanger is mounted in the plenum •... - Page 19 Fig. 24 Section 1 - Furnace Installation...
- Page 20 Fig. 25 Section 1 - Furnace Installation...
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Page 21: Thermostatic Controls
2. An alternative method is to install a line voltage Thermostatic Controls thermostat to control the blower on the forced air There are several methods for installing thermostatic controls for this type of installation. furnace. In this installation, a 120-volt line is run from the thermostat to the forced air furnace. -
Page 22: Heating Multiple Zones Or Buildings
Models with side panels offer three sets of supply and HEATING MULTIPLE ZONES OR BUILDINGS return ports (for up to three zones or buildings, without A single pump and manifold may be used to heat more than one zone as long as the return water can be the need for manifolds) for mounting of up to three maintained above 150°F. -
Page 23: Hydronic Installations
If the existing heating system is marginal or designed HYDRONIC INSTALLATIONS to operate with water temperatures above 165°F, there NOTE: It is recommended that the circulation are alternative installation procedures that will make pump in all hydronic systems be located in the the existing system work very well with the outdoor hot supply line, not in the return line (see Fig. -
Page 24: Pressurized Water System Installations
The addition of a wraparound pump with a water-to- Pressurized Water System Installations water heat exchanger (see Fig. 29) may increase heat Water-to-Water Heat Transfer System transfer by allowing circulation continuously through To keep the existing system pressurized, a plate the existing boiler and heat exchanger. -
Page 25: Vented System Installation
It is very important to eliminate all air and water leaks Vented System Installation The Classic Outdoor Wood Furnace may be connected (valve packings, bleeders, etc.) and purge all air from the existing system. directly into an existing hot water system, changing it to an atmospheric vented system. -
Page 26: Direct Circulation Baseboard Installation
Fig. 31 and 32 illustrate direct circulation baseboard Direct Circulation Baseboard Installation installation examples. Baseboard heaters, as either the main source of heat or as supplements to forced-air or boiler applications are easily plumbed into the water lines from the outdoor furnace. -
Page 27: Radiant Floor System Installations
Areas with high water tables need to be prepared Radiant Floor System Installations Installing radiant floor (ceiling) heating is a very viable properly to prevent contact between the ground water heating option when either remodeling or building new. and insulation. Radiant floor heat can also be added to an existing home For examples of radiant heating systems using 1/2"... - Page 28 Fig. 34 Fig. 35 Section 1 - Furnace Installation...
- Page 29 Fig. 36 Fig. 37 Section 1 - Furnace Installation...
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Page 30: Pool And/Or Hot Tub Heating
WARNING Pool and/or Hot Tub Heating Valves should be installed so the heat exchanger can be Do not use automotive or ethylene glycol isolated and bypassed when shock-treating or adding antifreeze in an outdoor furnace connected to chemicals to a pool or hot tub (Fig. 38). Incorrect a swimming pool heat exchanger as a damaged chemical concentrations can cause rapid corrosion to heat exchanger may cause severe personal... -
Page 31: Finalizing The Installation
4. Cover Supply and Return Lines. Backfill the FINALIZING THE INSTALLATION Before firing the outdoor furnace for the first time, trench for the supply and return lines. Enclose the perform the following important steps: area where the supply and return lines enter the outdoor furnace. - Page 32 12. Refer to Firing the Outdoor Furnace to start the NOTE: Be sure to fill the outdoor furnace with outdoor furnace. Cycle the furnace several times water of good quality (softened water, if possible). to ensure proper operation. Do a functional test of See Water Quality and Maintenance section.
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Page 33: Section 2 - Operating Instructions
SECTION 2 – OPERATING INSTRUCTIONS Fig. 41 • Increased moisture in the firebox can result in Wood Selection and Preparation corrosion. For the best results, it is best to burn seasoned split wood. However, it may be possible to burn some unsplit •... -
Page 34: Firing The Furnace
FIRING THE FURNACE FILLING THE FIREBOX Prior to filling the firebox with wood, always pull the NOTE: Before firing the outdoor furnace for hot coals forward to the draft area (front and center of the first time, make sure the proper amount of the firebox). -
Page 35: Cleaning And Inspecting
5. Close and secure the firebox door. Do not use CONTROL LOCATIONS the firebox door to ram wood into the outdoor Fig. 44 furnace. Do not operate the outdoor furnace with the firebox door open. Combustion in the firebox cannot be controlled if the firebox door is left open or unsecured. -
Page 36: Section 3 - Maintenance Instructions
SECTION 3 – MAINTENANCE INSTRUCTIONS SERVICE INTERVAL CAUTION NOTE: Proper firebox maintenance is essential to the longevity of the outdoor furnace. Use only genuine Central Boiler Parts and Accessories if it ever becomes necessary to CAUTION replace any component of the outdoor furnace. Do not burn plastic, garbage, treated wood or fuels not listed for this furnace. - Page 37 3-1. Water Level 3-5. Firebox Door Seal Open the sight gauge valve. The sight gauge tube will The firebox door rope must be in good condition to fill to indicate the level of water in the outdoor furnace. ensure an airtight seal. Look for wear spots or portions Be sure to close the sight gauge valve after checking of the door rope lacking an indentation from the firebox water level.
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Page 38: Water Quality And Maintenance
3-7. Completely Remove Ash Water Test Kits and Test Results 1. Remove all ashes from the firebox. It is very important to keep record of water test results (include the date, pH and nitrite level). If subsequent water tests indicate a pH that is too low and/or a nitrite CAUTION level that is too high, the results should be verified using Always wear the appropriate personal protective... -
Page 39: Corrosion Inhibitor Plus™ And Initial Treatment
4. If the water to be used to fill the outdoor furnace has 3. Dip the pH test strip from the test kit in the water a pH level of less than 6.5 or greater than 8, a sample sample. Shake excess water off the test strip. of the water should be sent to a water quality test Compare the color of the test strip to the chart lab for recommended treatment, the water should... -
Page 40: Post Heating Season Maintenance
1. De-energize the pumps and close the supply and NOTE: If there is a leak in the system or if the return valves on the outdoor furnace. Remove the outdoor furnace loses water from boiling inspection panel and insulation covering the drain frequently, the problem should be identified and to gain access to the drain. -
Page 41: Section 4 - Owner Serviceable Items
SECTION 4 – OWNER SERVICEABLE ITEMS 5. Starting at the center of the top side of the firebox NOTE: If any of these items are under warranty, door, insert the new door seal rope into the groove, remember that the warranty covers only the cost pressing it firmly into the bead of silicone sealant. -
Page 42: Temperature Controller
• To test the solenoid with a multimeter, turn the 4. While supporting the solenoid with your hand, Power Disconnect Switch to the OFF position and remove the top two solenoid mounting screws and refer to Testing Solenoid. loosen the bottom two. •... -
Page 43: Water Temperature Sensor
WARNING TESTING WATER TEMPERATURE SENSOR 1. Disconnect the electrical power at the main power Do not attempt service inside the electrical source to the outdoor furnace; then open the control control panel without first disconnecting the panel door. Remove the screws securing the access electrical power at the main power source. -
Page 44: Section 5 - Troubleshooting
SECTION 5 – TROUBLESHOOTING 9. Supply and return lines installed incorrectly - A. OUTDOOR FURNACE DOES NOT HEAT Make sure the hot supply water line is connected to (BUILDING IS LOSING TEMPERATURE) the correct fitting on the outdoor furnace and heat exchanger. - Page 45 3. Water will not circulate - If the system has been NOTE: If the water in the outdoor furnace boils, drained and refilled, or if the system has been opened identify the cause and correct immediately. The for any reason (e.g., replacement of pump, adding outdoor furnace will not typically be damaged heat exchangers, repairing a leak), the system must by boiling unless it reduces the water level more...
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Page 46: Section 6 - General Information
SECTION 6 – GENERAL INFORMATION Make note of these precautionary statements also found on the furnace. Section 6 - General Information... -
Page 47: Parts Listing, Cl 4030
PARTS LISTING, CL 4030 Sight Gauge 10854-011 4283 (2) 10853-011 6146 6500002 (2) 5032 10882 4279 7632 6725 6751 812 (.75) 4283 (2) 10792 10792 4283 (3) 3033 4278 (3) 1085 (Fuse Holder) 4501 (Fuse) 6508 11998 2000155 6650 6500... -
Page 48: Parts Listing, Cl 5036
PARTS LISTING, CL 5036 Sight Gauge 10854-011 4283 (2) 10853-011 6146 6500002 (2) 5032 4279 7632 6751 6725 812 (.75) 4283 (2) 10792 10792 4283 (3) 3033 4278 (3) 1085 (Fuse Holder) 4501 (Fuse) 6508 11998 2000155 6650 6500 6650 4626 3667 6501... -
Page 49: Parts Listing, Cl 6048
PARTS LISTING, CL 6048 6509 Sight Gauge 10854-011 4283 (2) 10853-011 6146 6500002 (2) 6510 5032 4279 7632 6751 6725 812 (.75) 4283 (2) 10792 10792 4283 (3) 3033 4278 (3) 1085 (Fuse Holder) 4501 (Fuse) 6508 11998 2000155 6650 6500 6650 3667... -
Page 50: Furnace Measurements
FURNACE MEASUREMENTS Section 6 - General Information... -
Page 51: Wiring Diagrams
WIRING DIAGRAMS Fig. 51 Section 6 - General Information... -
Page 52: 1-Year Limited Warranty
Central Boiler, Inc. ("Central Boiler") warrants to the original owner, except (a) parts manufactured by others and excluded from warranty coverage below; and (b) parts or items specified below, Central Boiler Classic and E-Classic furnaces against defects in workmanship for a period of ONE (1) YEAR from the date of original retail purchase.