Desa CGB3924NRA - Manuals - manualsarea.com

Page 2 - UNVENTED NATURAL GAS LOG HEATER; Carbon Monoxide Poisoning:; WARNINGS; DANGER: Carbon monoxide

2 105677 UNVENTED NATURAL GAS LOG HEATER SAFETYINFORMATION Carbon Monoxide Poisoning: Early signs of carbon monoxide poisoning re-semble the flu, with headaches, dizziness,or nausea. If you have these signs, the heatermay not be working properly. Get fresh airat once! Have heater serviced. Some peop...

Page 3 - OWNER’S MANUAL; OPERATION; UNPACKING; CAUTION: Do not remove the

3 105677 OWNER’S MANUAL AUT O MAN OFF ST ATUS ON LO HI TEMP PRODUCTIDENTIFICATION Figure 1 - Yellow Flame Vent-Free Gas Log Heater Shown (Logs May Vary by Model) OPERATION This heater is clean burning. It requires nooutside venting. There is no heat loss out avent or up a chimney. Heat is generated ...

Page 4 - Unusually Tight Construction; per

4 105677 UNVENTED NATURAL GAS LOG HEATER AIR FORCOMBUSTION ANDVENTILATION Today’s homes are built more energy effi-cient than ever. New materials, increasedinsulation, and new construction methodshelp reduce heat loss in homes. Home ownersweather strip and caulk around windows anddoors to keep the c...

Page 5 - Determining if You Have a Confined or Unconfined Space; Continued

5 105677 OWNER’S MANUAL AIR FORCOMBUSTION ANDVENTILATION 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 hea...

Page 6 - Figure 3 - Ventilation Air from Outdoors; Ventilation Air From Outdoors; Do not provide openings for; Figure 2 - Ventilation Air from Inside Building

6 105677 UNVENTED NATURAL GAS LOG HEATER AIR FORCOMBUSTION ANDVENTILATION Continued VENTILATION AIR Ventilation Air From InsideBuilding This fresh air would come from an adjoiningunconfined space. When ventilating to anadjoining unconfined space, you must pro-vide two permanent openings: one within1...

Page 7 - CHECK GAS TYPE; B. Clearances from the top of the fireplace; LOG SIZING REQUIREMENTS

7 105677 OWNER’S MANUAL INSTALLATION WARNING: A qualified ser- vice person must install heater.Follow all local codes. WARNING: Before installing in a solid fuel burning fireplace,the chimney flue and firebox mustbe cleaned of soot, creosote,ashes and loose paint by a quali-fied chimney cleaner. Cre...

Page 8 - If using a mantel, go to If Using

8 105677 UNVENTED NATURAL GAS LOG HEATER INSTALLATION Continued Heat ResistantMaterial (A) Minimum NoncombustibleMaterial Clearances If Not Using Mantel Note: If using a mantel, go to If Using Mantel. If not using a mantel, follow theinformation below. You must have noncombustible material(s)above t...

Page 9 - Figure 6 - Minimum Mantel Clearances Without Using Hood; MANTEL CLEARANCES; flue damper open; FLOOR CLEARANCES; A. If installing appliance on the floor level,; Figure 7 - Minimum Mantel Clearances When Using Hood

9 105677 OWNER’S MANUAL INSTALLATION Continued Figure 6 - Minimum Mantel Clearances Without Using Hood MANTEL CLEARANCES In addition to meeting noncombustible mate-rial clearances, you must also meet requiredclearances between fireplace opening andmantel shelf. If you do not meet the clear-ances lis...

Page 10 - Installation Items Needed; Figure 10 - Attaching Damper Clamp; Damper; Manufactured Fireplace

10 105677 UNVENTED NATURAL GAS LOG HEATER INSTALLATION Continued INSTALLING HEATER BASEASSEMBLY IMPORTANT: Make sure the heater burn- ers are level. If heater is not level, heater willnot work properly. WARNING: If installing in a sunken fireplace, special care isneeded. You must raise the fire-plac...

Page 11 - CAUTION: Avoid damage to; INSTALLATION; WARNING: A qualified service; • manual shutoff valve *; WARNING: Never connect; Figure 13 - Gas Connection

11 105677 OWNER’S MANUAL CAUTION: Avoid damage to regulator. Hold gas regulator withwrench when connecting it to gaspiping and/or fittings. INSTALLATION Continued Continued CONNECTING TO GASSUPPLY WARNING: A qualified service person must connect heater togas supply. Follow all local codes. Installat...

Page 12 - Figure 14 - Manual Shutoff Valve; Figure 15 - Checking Gas Joints; WARNING: Never use an open; Correct all leaks at once.; Figure 17 - Installing Remote Receiver; Figure 18 - Connecting Wires

12 105677 UNVENTED NATURAL GAS LOG HEATER INSTALLATION Continued Figure 14 - Manual Shutoff Valve ON POSITION OFF POSITION Open ManualShutoffValve Figure 15 - Checking Gas Joints Gas Meter ManualShutoffValve Thermostat GasValve or ControlValve Location Closed WARNING: Never use an open flame to chec...

Page 13 - WARNING: Failure to position; CAUTION: After installation; Only use alkaline batteries.

13 105677 OWNER’S MANUAL AU TO OFF ON 3 AU TO OFF ON INSTALLATION Continued AU TO OFF ON WARNING: Failure to position the parts in accordance with thesediagrams or failure to use onlyparts specifically approved withthis heater may result in propertydamage or personal injury. INSTALLING LOGS(CGD3924N...

Page 15 - • If fireplace has glass doors,; WARNING: Damper handle; Figure 30 - Control Knob and Ignitor Button Location; Control Knob; Peg

15 105677 OWNER’S MANUAL 1. STOP! Read the safety informationin column 1. 2. Make sure manual shutoff valve isfully open. 3. Set selector switch in the OFF position. WARNING: If you do not fol- low these instructions exactly, afire or explosion may result caus-ing property damage, personalinjury or ...

Page 16 - CGHRC Series Operation:; Lighting; Shutting Off Heater; Ignitor Electrode; Thermostat Control Operation

16 105677 UNVENTED NATURAL GAS LOG HEATER TO TURN OFF GAS TO APPLIANCE 1. Follow steps 1 through 6 under Light-ing Instructions, page 15. 2. Depress control knob and light pilotwith match. 3. Keep control knob pressed in for 30seconds after lighting pilot. After 30seconds, release control knob. Nowf...

Page 17 - Figure 33 - Thermostat Hand-Held Remote Control Unit Selections; PILOT FLAME PATTERN; • turn heater off (see To Turn Off Gas to; MAIN BURNER; This remote control

17 105677 OWNER’S MANUAL OPERATINGHEATER Continued TEMP STATUS HI LO MAN ON AUTO OFF Increases RoomTemperature Decreases RoomTemperature Turns BurnersOn and Off Shows CurrentOperation Mode Shows Temperature Setting Figure 33 - Thermostat Hand-Held Remote Control Unit Selections The Log Heater Will A...

Page 18 - WARNING: Turn off heater; LOGS; When Gas Pressure Is Too Low; SERVICE HINTS; Figure 37 - Pilot Inlet Air Hole

18 105677 UNVENTED NATURAL GAS LOG HEATER CLEANING ANDMAINTENANCE WARNING: Turn off heater and let cool before cleaning. CAUTION: You must keep control areas, burner, and circu-lating air passageways of heaterclean. Inspect these areas ofheater before each use. Haveheater inspected yearly by a quali...

Page 19 - TROUBLESHOOTING; POSSIBLE CAUSE; All troubleshooting items are listed in

19 105677 OWNER’S MANUAL Continued TROUBLESHOOTING WARNING: Turn off heater and let cool before servicing. Onlya qualified service person shouldservice and repair heater. CAUTION: Never use a wire, needle, or similar object to cleanODS/pilot. This can damage ODS/pilot unit. POSSIBLE CAUSE 1. Ignitor...

Page 20 - OBSERVED PROBLEM; nance, page 18) or replace burner orifice

20 105677 UNVENTED NATURAL GAS LOG HEATER OBSERVED PROBLEM Burner does light after ODS/pilot is lit Delayed ignition burner Burner backfiring during combustion Slight smoke or odor during initial operation Moisture/condensation noticed on windows Heater produces a whistling noise whenburner is lit W...

Page 21 - IMPORTANT

21 105677 OWNER’S MANUAL 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. Follow the gas supplier’s ...

Page 23 - PART NUMBER

23 105677 OWNER’S MANUAL This list contains replaceable parts used in your heater. When ordering parts, follow the instructionslisted under Replacement Parts on page 26 of this manual. PARTS LIST CGD3924NRA KEYNO. PART NUMBER DESCRIPTION QTY. 1 103008-01 Back Log (#1) 1 2 103009-01 Middle Log (#2) 1...

Page 25 - KEY

25 105677 OWNER’S MANUAL PARTS LIST CGB3924NRACGB3930NRA KEY CGB3924NRA CGB3930NRA NO. PART NUMBER PART NUMBER DESCRIPTION QTY. 1 104897-01 104897-02 Middle Log (#1) 1 2 104898-01 104898-02 Back Log (#2) 1 3 104899-01 104899-02 Crossover Log (#3) 1 4 104896-01 104896-02 Front Log (#4) 1 5 104900-01 ...

Page 26 - PARTS UNDER WARRANTY; PARTS CENTRAL

26 105677 UNVENTED NATURAL GAS LOG HEATER Note: Use only original replacement parts. This will protect your warranty coverage forparts replaced under warranty. PARTS UNDER WARRANTY Contact authorized dealers of this product. Ifthey can’t supply original replacement part(s),call DESA International’s ...

Page 27 - FIREPLACE HOOD

27 105677 OWNER’S MANUAL SPECIFICATIONS Btu (Variable) 20,000/39,000 Type Gas N a t u r a l G a sOnly Ignition Piezo Manifold Pressure 3.5" W.C. Inlet Gas Pressure (in. of water) Maximum 10.5" Shipping Weight 30 lbs. WIRING DIAGRAM Receiver Black OnOff Remote Red Red White Thermopile Gas Con...

Page 28 - For information about this warranty write:; KEEP THIS WARRANTY; WARRANTY INFORMATION; Model; INTERNATIONAL; NOT A UPC

LIMITED WARRANTY COMFORT GLOW VENT-FREE NATURAL GAS LOG HEATERS DESA International warrants this product to be free from defects in materials and components for two (2) years from the date of firstpurchase, provided that the product has been properly installed, operated and maintained in accordance ...