Desa CCL3930NT(A) manual

Save this manual for future reference. WARNING: If the information in this manual is not followed exactly, a fire or explosion may result causing property damage, per- sonal 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 [...]

2 104385 UNVENTED NA TURAL GAS LOG HEA TER CGS2718N, CGS3124N, CLD3018N, CLD3924NT , and CCL3930NT(A) SAFETY INFORMA TION DANGER: Carbon monoxide poisoning may lead to death! Carbon Monoxide Poisoning: Early signs of carbon monoxide poisoning re- semble the flu, with headaches, dizziness, or nausea. If you have these signs, the heater may not be wo[...]

3 104385 OWNER’S MANUAL PRODUCT IDENTIFICA TION Figure 1 - Yellow Flame Vent-Free Gas Log Heater Shown (Logs May Vary by Model) LOCAL CODES Install and use heater with care. Follow all local codes. In the absence of local codes, use the latest edition of The National Fuel Gas Code ANS Z223.1 , also known as NFPA 54*. *Available from: American Nat[...]

4 104385 UNVENTED NA TURAL GAS LOG HEA TER CGS2718N, CGS3124N, CLD3018N, CLD3924NT , and CCL3930NT(A) AIR FOR COMBUSTION AND VENTILA TION Today’s homes are built more energy effi- cient than ever. New materials, increased insulation, and new construction methods help reduce heat loss in homes. Home owners weather strip and caulk around windows an[...]

5 104385 OWNER’S MANUAL AIR FOR COMBUSTION AND VENTILA TION 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 doorless pa[...]

6 104385 UNVENTED NA TURAL GAS LOG HEA TER CGS2718N, CGS3124N, CLD3018N, CLD3924NT , and CCL3930NT(A) AIR FOR COMBUSTION AND VENTILA TION Continued WARNING: Rework work- sheet, adding the space of the adjoining unconfined space. The combined spaces must have enough fresh air to supply all appliances in both spaces. Figure 3 - Ventilation Air from O[...]

7 104385 OWNER’S MANUAL WARNING: Never install the heater • in a bedroom or bathroom un- less installed as a vented ap- pliance (Variable Manually- Controlled Models Only) (see page 10) • in a recreational vehicle • where curtains, furniture, clothing, or other flammable objects are less than 42 inches from the front, top, or sides of the h[...]

8 104385 UNVENTED NA TURAL GAS LOG HEA TER CGS2718N, CGS3124N, CLD3018N, CLD3924NT , and CCL3930NT(A) INST ALLA TION Continued Heat Resistant Material (A) Minimum Noncombustible Material Clearances If Not Using Mantel Note: If using a mantel, proceed to If Using Mantel . If not using a mantel, follow the information below. You must have noncombusti[...]

9 104385 OWNER’S MANUAL INST ALLA TION Continued Figure 6 - Minimum Mantel Clearances Without Using Hood MANTEL CLEARANCES In addition to meeting noncombustible mate- rial clearances, you must also meet required clearances between fireplace opening and mantel shelf. If you do not meet the clear- ances listed below, you will need a hood. Determini[...]

10 104385 UNVENTED NA TURAL GAS LOG HEA TER CGS2718N, CGS3124N, CLD3018N, CLD3924NT , and CCL3930NT(A) INSTALLING HEATER BASE ASSEMBLY IMPORTANT: Make sure the heater burners are level. If heater is not level, heater will not work properly. For thermostat models, avoid damage to thermostat bulb. Avoid nicks or sharp bends in thermostat bulb wire. K[...]

11 104385 OWNER’S MANUAL INST ALLA TION Continued Heater Gas Regulator Flexible Gas Hose (if allowed by local codes) Figure 11 - Attaching Flexible Gas Hose to Heater Gas Regulator Fitting Figure 12 - Attaching Base Assembly to Fireplace Floor 6. Drill holes at marked locations using 3/16" drill bit. 7. Attach base assembly to fireplace floo[...]

12 104385 UNVENTED NA TURAL GAS LOG HEA TER CGS2718N, CGS3124N, CLD3018N, CLD3924NT , and CCL3930NT(A) Figure 14 - Manual Shutoff Valve ON POSITION OFF POSITION Open Closed Manual Shutoff Valve Figure 15 - Checking Gas Joints Gas Meter Manual Shutoff Valve Control Valve Location INST ALLA TION Continued WARNING: Never use an open flame to check for[...]

13 104385 OWNER’S MANUAL INST ALLA TION Continued WARNING: Failure to position the parts in accordance with these diagrams or failure to use only parts specifically approved with this heater may result in property damage or personal injury. Each log is marked with a number. These numbers will help you identify the log when installing. It is very [...]

14 104385 UNVENTED NA TURAL GAS LOG HEA TER CGS2718N, CGS3124N, CLD3018N, CLD3924NT , and CCL3930NT(A) INSTALLING LOGS ON MODELS CLD3018N AND CLD3924NT WARNING: Failure to position the parts in accordance with these diagrams or failure to use only parts specifically approved with this heater may result in property damage or personal injury. Each lo[...]

15 104385 OWNER’S MANUAL 7 6 INSTALLING LOGS ON MODEL CCL3930NT(A) WARNING: Failure to position the parts in accordance with these diagrams or failure to use only parts specifically approved with this heater may result in property damage or personal injury. INST ALLA TION Continued CAUTION: After installation and periodically thereafter, check to[...]

16 104385 UNVENTED NA TURAL GAS LOG HEA TER CGS2718N, CGS3124N, CLD3018N, CLD3924NT , and CCL3930NT(A) Thermocouple Figure 31 - Pilot Ignitor Electrode Pilot Burner WARNING: Do not operate heater between PILOT and HIGH positions. WARNING: If you do not fol- low these instructions exactly, a fire or explosion may result caus- ing property damage, pe[...]

17 104385 OWNER’S MANUAL Shutting Off Heater 1. Press in and tur n control knob clock- wise Clockwise to the HIGH position. 2. T urn contr ol knob clockwise Clockwise to the pilot position. 3. Press in control knob and tur n clock- wise Clockwise to the OFF position. Shutting Off Burners Only (pilot stays lit) 1. T urn contr ol knob clockwise Clo[...]

18 104385 UNVENTED NA TURAL GAS LOG HEA TER CGS2718N, CGS3124N, CLD3018N, CLD3924NT , and CCL3930NT(A) INSPECTING BURNERS Check pilot flame pattern and burner flame patterns often. PILOT FLAME PATTERN Figure 34 shows a correct pilot flame pattern. Figure 35 shows an incorrect pilot flame pattern. The incorrect pilot flame is not touch- ing the ther[...]

19 104385 OWNER’S MANUAL CLEANING AND MAINTENANCE WARNING: Turn off heater and let cool before cleaning. CAUTION: You must keep control areas, burner, and circu- lating air passageways of heater clean. Inspect these areas of heater before each use. Have heater inspected yearly by a quali- fied service person. Heater may need more frequent cleanin[...]

20 104385 UNVENTED NA TURAL GAS LOG HEA TER CGS2718N, CGS3124N, CLD3018N, CLD3924NT , and CCL3930NT(A) TROUBLESHOOTING WARNING: Turn off and un- plug heater and let cool before servicing. Only a qualified ser- vice person should service and repair heater. CAUTION: Never use a wire, needle, or similar object to clean ODS/pilot. This can damage ODS/ [...]

21 104385 OWNER’S MANUAL 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 when burner is lit White powder residue forming within burner box or on adjacent wal[...]

22 104385 UNVENTED NA TURAL GAS LOG HEA TER CGS2718N, CGS3124N, CLD3018N, CLD3924NT , and CCL3930NT(A) 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 neighb[...]

23 104385 OWNER’S MANUAL OPTIONAL POSI- TIONING OF THER- MOST A T SENSING BULB For Masonry and Factory- built Metal Fireplace If your log set cycles to pilot, but the room temperature drops to a lower than ideal comfort level before the log set comes back on, you may want to reposition the thermostat sensing bulb. The thermostat sensing bulb is l[...]

24 104385 UNVENTED NA TURAL GAS LOG HEA TER CGS2718N, CGS3124N, CLD3018N, CLD3924NT , and CCL3930NT(A) SPECIFICA TIONS TECHNICAL SER VICE You may have further questions about in- stallation, operation, or troubleshooting. If so, contact DESA International’s Technical Service Department at 1-800-DESA LOG (1-800-337-2564). You can also visit DESA I[...]

25 104385 OWNER’S MANUAL ACCESSORIES Purchase these fireplace accessories from your local dealer. If they can not supply these accessories, either contact your near- est Parts Central or call DESA International’s Sales Department at 1-800-458-2472 for information. You can also write to the ad- dress listed on the back page of this manual. MANUA[...]

26 104385 UNVENTED NA TURAL GAS LOG HEA TER CGS2718N, CGS3124N, CLD3018N, CLD3924NT , and CCL3930NT(A) ILLUSTRA TED PA R T S BREAKDOWN 4 2 1 3 12 21 10 11 21 7 21 5 6 8 9 15 14 16 19 22 18 13 19 17 20-2 20-1 20 18 23 Variable Manually-Controlled Winchester Oak Models CGS2718N CGS3124N[...]

27 104385 OWNER’S MANUAL P ARTS LIST Variable Manually-Controlled Winchester Oak Models CGS2718N CGS3124N KEY CGS2718N CGS3124N NO. PART NUMBER PART NUMBER DESCRIPTION QTY. 1 103729-02 103729-01 Back Log (#1) 1 2 103730-02 103730-01 Front Log (#2) 1 3 103731-02 103731-01 Crossover Log (#3) 1 4 102775-02CK 102775-01CK Painted Base Assembly 1 5 102[...]

28 104385 UNVENTED NA TURAL GAS LOG HEA TER CGS2718N, CGS3124N, CLD3018N, CLD3924NT , and CCL3930NT(A) 23 20 10 11 12 20 7 20 20 5 6 9 8 15 14 16 18 21 17 13 18 22 19 17 2 1 3 4 ILLUSTRA TED PAR TS BREAKDOWN Variable Manually-Controlled Royal English Oak Model CLD3018N[...]

29 104385 OWNER’S MANUAL PAR TS LIST Variable Manually-Controlled Royal English Oak Model CLD3018N This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 24 of this manual. KEY CLD3018N NO. PART NUMBER DESCRIPTION QTY. 1 104933-01 Middle Log (#1) 1 2 104934-01 [...]

30 104385 UNVENTED NA TURAL GAS LOG HEA TER CGS2718N, CGS3124N, CLD3018N, CLD3924NT , and CCL3930NT(A) ILLUSTRA TED PAR TS BREAKDOWN Thermostatically-Controlled Royal English Oak Model CLD3924NT 12 2 1 3 4 18 16 17 20 10 9 5 11 23 7 6 19 8 21 13 19 14 19 19 22 15 17 19[...]

31 104385 OWNER’S MANUAL PAR TS LIST Thermostatically-Controlled Royal English Oak Model CLD3924NT This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 24 of this manual. KEY CLD3924NT NO. PART NUMBER DESCRIPTION QTY. 1 104937-01 Middle Log (#1) 1 2 104938-01[...]

32 104385 UNVENTED NA TURAL GAS LOG HEA TER CGS2718N, CGS3124N, CLD3018N, CLD3924NT , and CCL3930NT(A) ILLUSTRA TED PA R T S BREAKDOWN Thermostatically-Controlled Biltmore Split Oak Model 26 23 23 23 23 10 8 9 13 14 15 4 5 1 2 11 12 19 21 21 24 6 7 3 22 20 25 18 23 17 16 CCL3930NT CCL3930NTA[...]

33 104385 OWNER’S MANUAL This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 24 of this manual. P ARTS LIST Thermostatically-Controlled Biltmore Split Oak Model CCL3930NT CCL3930NTA KEY CCL3930NT CCL3930NTA NO. PART NUMBER PART NUMBER DESCRIPTION QTY. 1 1059[...]

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 first purchase, provided that the product has been properly installed, operated and maintained in accordance with all applicable instructions. To make a claim[...]