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UNVENTED (VENT-FREE) GAS STOVE HEATER
OWNER’S OPERATION AND INSTALLATION MANUAL
Golden Oak Logs Shown
MODELS CSBNT, CSBPT, CSPBNT, CSPBPT, CSPINT, CSPIPT
Propane/LP and Natural Gas Thermostat Control Gas Log Heaters
(Burner System For Cast Iron Stoves)
WARNING: If the information in this manual is not fol-
lowed 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
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WARNING: Improper installation, adjustment, altera- tion, service or maintenance can cause injury or prop- erty damage. Refer to this manual for correct installation and operational procedures. For assistance or addi- tional information consult a qualified installer, service agency or the gas supplier. WARNING: This is an unvented gas-fired heater. It uses air (oxygen) from the room in which it is installed. Provi- sions for adequate combustion and ventilation air must be provided. Refer to Ai
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SAFETY INFORMATION WARNING: Do not use a WARNING: This product con- blower insert, heat exchanger tains and/or generates chemicals insert or other accessory not ap- known to the state of California proved for use with this heater. to cause cancer or birth defects or other reproductive harm. Due to high temperatures, the appliance should be located out IMPORTANT: Read this owner’s of traffic and away from furniture manual carefully and completely and draperies. before trying to assemble,
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17. Operating heater above elevations of 4,500 SAFETY INFORMATION feet could cause pilot outage. Continued 18. For propane/LP units, do not use propane/LP 4. This heater shall not be installed in a bedroom tank of less than 100 lb. capacity. or bathroom. 19. Provide adequate clearances around air 5. Do not place stove directly on carpeting, openings. vinyl tile or any combustible material other 20. Screen must be completely closed before using than wood. The stove must set on a metal h
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All spaces in homes fall into one of the three fol- PRODUCT FEATURES lowing ventilation classifications: OPERATION 1. Unusually Tight Construction This heater is clean burning. It requires no outside 2. Unconfined Space venting. There is no heat loss out a vent or up a 3. Confined Space chimney. Heat is generated by realistic, dancing The information on pages 5 through 7 will help yellow flames. This heater is designed for vent-free you classify your space and provide adequate operation. State
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Example: 51,200 Btu/Hr (maximum the AIR FOR COMBUSTION space can support) AND VENTILATION 70,000 Btu/Hr (actual amount of Continued Btu/Hr used) DETERMINING FRESH-AIR FLOW The space in the above example is a confined space because the actual Btu/Hr used is more than FOR HEATER LOCATION the maximum Btu/Hr the space can support. You Determining if You Have a Confined or must provide additional fresh air. Your options Unconfined Space are as follows: Use this work sheet to determine i
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AIR FOR COMBUSTION UNPACKING 1. Lift off corrugated box enclosing stove AND VENTILATION body crating. Continued 2. Remove screws fastening back and top of wood frame enclosure. Two or more people must care- fully lift stove up and out of wooden crate. 12" 3. Remove plastic bag from stove body. 4. Remove back panel from stove (see Figure 4). Ventilation Ventilation Grills Grills Use an adjustable wrench or a 10 mm socket. Into Adjoining Room, Into Adjoining Or Option 2 Remove four (4) bo
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IMPORTANT: Vent-free heaters add moisture to INSTALLATION the air. Although this is beneficial, installing heater in rooms without enough ventilation air may cause NOTICE: This heater is intended mildew to form from too much moisture. See Air for use as supplemental heat. for Combustion and Ventilation, page 5. Use this heater along with your CHECK GAS TYPE primary heating system. Do not Use the correct gas type (natural or propane/LP) for install this heater as your pri- your unit. If y
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CONNECTING TO GAS SUPPLY INSTALLATION Continued WARNING: This appliance Ceiling requires a 1/2" NPT (National Pipe Thread) inlet connection to 48" Minimum the pressure regulator. 12" 12" Side Wall Minimum Minimum Side Wall WARNING: A qualified service person must connect heater to gas supply. Follow all local codes. CAUTION: Never connect Front View propane/LP heater directly to the propane/LP supply. This heater Back Wall requires an external regulator 6 " Minimum (not supplied). Ins
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INSTALLATION WARNING: Use pipe joint Continued sealant that is resistant to liquid For propane/LP units, the installer must supply petroleum (LP) gas. an external regulator. The external regulator will reduce incoming gas pressure. You must reduce We recommend that you install a sediment trap in incoming gas pressure to between 11 and 14 inches supply line as shown in Figure 8. Locate sediment of water. If you do not reduce incoming gas pres- trap where it is within reach for cleaning.
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Test Pressures Equal To or Less Than INSTALLATION 1/2 PSIG (3.5 kPa) Continued 1. Close equipment shutoff valve (see Figure 9). CHECKING GAS CONNECTIONS 2. Pressurize supply piping system by either opening propane/LP supply tank valve for WARNING: Test all gas piping propane/LP gas or opening main gas valve and connections, internal and located on or near gas meter for natural gas or using compressed air. external to unit, for leaks after 3. Check all joints from gas meter for natural or
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INSTALLING LOG SET INSTALLATION 1. Set one-piece log on heater base as shown in Continued Figure 14. Make sure middle section at bot- Equipment tom of log is seated into "U" shaped cutout in Shutoff Valve center of heater base. Log will fit securely on base. IMPORTANT: Make sure log does not cover any burner ports and does not touch the Gas Meter stove cavity (see Figure 14). 2. Fasten back panel to stove with four (4) bolts and washers removed in step 4 of Unpacking, page 7. Make sure pr
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4. Wait five (5) minutes to clear out any gas. OPERATING HEATER Then smell for gas, including near the floor. FOR YOUR SAFETY If you smell gas, STOP! Follow “B” in the READ BEFORE LIGHTING safety information, column 1. If you donʼt smell gas, go to the next step. WARNING: If you do not fol- 5. Turn control knob counterclockwise to the PILOT position. Press in control knob low these instructions exactly, for five (5) seconds (see Figure 16). a fire or explosion may result Note: You may
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Note: The correct pilot flame on natural gas units OPERATING HEATER will have a slight curve, but flame should be blue Continued and have no yellow or orange color. TO TURN OFF GAS Thermocouple TO APPLIANCE Pilot Shutting Off Heater Burner Turn control knob clockwise to the OFF position. Figure 18 - Correct Pilot Flame Pattern Shutting Off Burners Only (pilot stays lit) (Propane/LP Shown) Turn control knob clockwise to the PILOT position. Pilot Burner Thermocouple THERMOSTAT CONTROL OPER
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Injector Holder CLEANING AND (May Be Brass or MAINTENANCE Aluminum Depending Burner Continued on Model) Tube BURNER INJECTOR HOLDER AND PILOT AIR INLET HOLE Primary Air Inlet Holes (Shape of The primary air inlet holes allow the proper amount Holes May Vary of air to mix with the gas. This provides a clean by Model) burning flame. Keep these holes clear of dust, dirt, lint and pet hair. Clean these air inlet holes prior to Figure 20 - Injector Holder On Outlet each heating season. Bl
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TROUBLESHOOTING WARNING: Turn off heater and let cool before servicing. Only a qualified service person should service and repair heater. CAUTION: Never use a wire, needle or similar object to clean ODS/pilot. This can damage ODS/pilot unit. Note: All troubleshooting items are listed in order of operation. OBSERVED PROBLEM POSSIBLE CAUSE REMEDY When ignitor button is pressed, 1. Ignitor electrode not con- 1. Reconnect ignitor cable there is no spark at ODS/pilot nected to ignitor cable 2. Ig
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TROUBLESHOOTING Continued OBSERVED PROBLEM POSSIBLE CAUSE REMEDY Burner does not light after ODS/ 1. Burner orifice clogged 1. Clean burner (see Cleaning pilot is lit and Maintenance, page 14) or replace burner orifice 2. Inlet gas pressure is too low 2. Contact local natural or pro- pane/LP gas company Delayed ignition burner 1. Manifold pressure is too low 1. Contact local natural or pro- pane/LP gas company 2. Burner orifice clogged 2. Clean burner (see Cleaning and Maintenance, page 14) or
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TROUBLESHOOTING Continued WARNING: If you smell gas • Shut off gas supply. • Do not try to light any appliance. • Do not touch any electrical switch; do not use any phone in your building. • Immediately call your gas supplier from a neighbor’s phone. Fol- low the gas supplier’s instructions. • If you cannot reach your gas supplier, call the fire department. IMPORTANT: Operating heater where impurities in air exist may create odors. Cleaning supplies, paint, paint remover, cigarette smoke, ceme
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PARTS UNDER WARRANTY SPECIFICATIONS Contact authorized dealers of this product. If CSBPT, CSPBPT, CSPIPT they canʼt supply original replacement part(s), (Includes 111485-01 Burner Chassis) call DESA Heating Productsʼ Technical Service Btu (Variable) 16,000/30,000 Department at 1-866-672-6040. Type Gas Propane/LP Only When calling DESA Heating Products, have ready Ignition Piezo • your name Pressure Manifold 8" W.C. • your address Inlet Gas Pressure (in. of water) • model and seria
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ILLUSTRATED PARTS BREAKDOWN MODELS 111485-01 AND 111485-02 1 17 2 15 9 7 8 10 6 12 5 15 4 18 18 11 13 3 14 16 18 20 www.desatech.com 111487-01D
