Comfort Glow CSBNT Owner's Operation And Installation Manual
Unvented (vent-free) gas stove heater
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UNVENTED (VENT-FREE) GAS STOVE HEATER
OWNER'S OPERATION AND INSTALLATION MANUAL
MODELS CSBNT, CSBPT, CSPBNT, CSPBPT, CSPINT, CSPIPT
Propane/LP and Natural Gas Thermostat Control Gas Log Heaters
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 this or any other
appliance.
— WHAT TO DO IF YOU SMELL GAS
• 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. Follow the gas supplier's instructions.
• If you cannot reach your gas supplier, call the fire
department.
— Installation and service must be performed by a quali-
fied installer, service agency or the gas supplier.
For more information, visit www.desatech.com
Golden Oak Logs Shown
(Burner System For Cast Iron Stoves)
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Summary of Contents for Comfort Glow CSBNT
- Page 1 UNVENTED (VENT-FREE) GAS STOVE HEATER OWNER’S OPERATION AND INSTALLATION MANUAL 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...
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Page 2: Table Of Contents
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. -
Page 3: Safety Information
SAFETY INFORMATION WARNING: This product con- tains and/or generates chemicals known to the state of California to cause cancer or birth defects or other reproductive harm. IMPORTANT: Read this owner’s manual carefully and completely before trying to assemble, operate or service this fireplace. Improper use of this fireplace can cause seri- ous injury or death from burns, fire, explosion, electrical shock and... -
Page 4: Product Identification
SAFETY INFORMATION Continued 4. This heater shall not be installed in a bedroom or bathroom. 5. Do not place stove directly on carpeting, vinyl tile or any combustible material other than wood. The stove must set on a metal or wood panel extending the full width and depth of the appliance. -
Page 5: Product Features
PRODUCT FEATURES OPERATION This heater is clean burning. It requires no outside venting. There is no heat loss out a vent or up a chimney. Heat is generated by realistic, dancing yellow flames. This heater is designed for vent-free operation. State and local codes in some areas prohibit the use of vent-free heaters. -
Page 6: Determining Fresh-Air Flow For Heater Location
AIR FOR COMBUSTION AND VENTILATION Continued DETERMINING FRESH-AIR FLOW FOR HEATER LOCATION Determining if You Have a Confined or Unconfined Space Use this work sheet to determine if you have a confined or unconfined space. Space: Includes the room in which you will install heater plus any adjoining rooms with door- less passageways or ventilation grills between the rooms. -
Page 7: Unpacking
AIR FOR COMBUSTION AND VENTILATION Continued Ventilation Grills Into Adjoining Room, Into Adjoining Room, Remove Option 1 Door into Adjoining Room, Option 12" Figure 2 - Ventilation Air from Inside Building Ventilation Air From Outdoors Provide extra fresh air by using ventilation grills or ducts. -
Page 8: Installation
INSTALLATION NOTICE: This heater is intended for use as supplemental heat. Use this heater along with your primary heating system. Do not install this heater as your pri- mary heat source. If you have a central heating system, you may run system’s circulating blower while using heater. -
Page 9: Connecting To Gas Supply
INSTALLATION Continued Ceiling 48" Minimum 12" Side Wall Minimum Front View Back Wall 6 " Minimum 12 " Minimum Side Wall Front of Stove Unit Top View Corner Wall 6 " Minimum Ceiling 48" Minimum Front of Stove Unit Floor Side View Figure 5 - Minimum Clearance to Walls and Ceiling (Stove May Vary Depending... - Page 10 INSTALLATION Continued For propane/LP units, the installer must supply an external regulator. The external regulator will reduce incoming gas pressure. You must reduce incoming gas pressure to between 11 and 14 inches of water. If you do not reduce incoming gas pres- sure, heater regulator damage could occur.
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Page 11: Checking Gas Connections
INSTALLATION Continued CHECKING GAS CONNECTIONS WARNING: Test all gas piping and connections, internal and external to unit, for leaks after installing or servicing. Correct all leaks at once. WARNING: Never use an open flame to check for a leak. Apply a noncorrosive leak detec- tion fluid to all joints. - Page 12 INSTALLATION Continued Control Valve Location Figure 11 - Checking Gas Joints on Natural Gas Unit Equipment Shutoff Valve Gas Meter www.desatech.com 111487-01D...
- Page 13 111487-01D 4. Wait five (5) minutes to clear out any gas. Then smell for gas, including near the floor. If you smell gas, STOP! Follow “B” in the safety information, column 1. If you donʼt smell gas, go to the next step. 5.
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Page 14: Operating Heater
OPERATING HEATER Continued Note: The correct pilot flame on natural gas units will have a slight curve, but flame should be blue and have no yellow or orange color. Figure 18 - Correct Pilot Flame Pattern (Propane/LP Shown) www.desatech.com Thermocouple Pilot Burner Pilot Burner... -
Page 15: Cleaning And Maintenance
CLEANING AND MAINTENANCE Continued BURNER INJECTOR HOLDER AND PILOT AIR INLET HOLE The primary air inlet holes allow the proper amount of air to mix with the gas. This provides a clean burning flame. Keep these holes clear of dust, dirt, lint and pet hair. -
Page 16: 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 When ignitor button is pressed, there is no spark at ODS/pilot... - Page 17 OBSERVED PROBLEM Burner does not light after ODS/ pilot is lit Delayed ignition burner Burner backfiring during com- bustion Slight smoke or odor during initial operation Moisture/condensation noticed on windows Heater produces a whistling noise when burner is lit Dark residue on logs or inside of fireplace White powder residue forming within burner box or on adjacent...
- Page 18 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.
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Page 19: Specifications
Type Gas Ignition Pressure Manifold Inlet Gas Pressure (in. of water) Maximum Minimum* Shipping Weight * For input adjustment CSBNT, CSPBNT, CSPINT (Includes 111485-02 Burner Chassis) Btu (Variable) Type Gas Ignition Pressure Manifold Inlet Gas Pressure (in. of water) Maximum... -
Page 20: Illustrated Parts Breakdown And Parts List
ILLUSTRATED PARTS BREAKDOWN MODELS 111485-01 AND 111485-02 www.desatech.com 111487-01D... -
Page 21: Parts List
This list contains replaceable parts used in your stove. For replacement parts see Replacement Parts on page 19 of this manual. PART NUMBER 111485-01 104026-01 098249-01 104454-01 098867-10 104425-01 104424-03 099056-19 111124-01 102980-01 101329-22 104472-01 099211-01 102445-01 099387-09 098271-10 104286-01 M11084-38 100563-01 101054-01... - Page 22 ILLUSTRATED PARTS BREAKDOWN STOVE BODY MODELS CSB SERIES, CSPB SERIES AND CSPI SERIES www.desatech.com 111487-01D...
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Page 23: Parts Centrals
This list contains replaceable parts used in your stove. For replacement parts see Replacement Parts on page 19 of this manual. PART NUMBER CSB Series CSPB Series (Black) (Porcelain Black) (Porcelain Ivory) DESCRIPTION 111698-07 111698-08 111698-11 111698-12 111531-01CK 111531-01CK 111531-01CK Stove Dropped Pan (Black Only) 111698-14 111698-15 111698-17... -
Page 24: Warranty Information
WARRANTY INFORMATION Model Serial No. Date Purchased Always specify model and serial numbers when communicating with the factory. We reserve the right to amend these specifications at any time without notice. The only warranty applicable is our standard written warranty. We make no other warranty, expressed or implied. VENT-FREE PROPANE/LP GAS OR NATURAL GAS LOG HEATERS AND CAST IRON STOVE CHASSIS DESA Heating Products warrants this product to be free from defects in materials and components for two (2)
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