Desa Tech VTD-18NV-JHB Owner's Operation And Installation Manual

[Page 1] Desa VTD-18NV-JHB

For more information, visit www.desatech.com WARNING: If the information in this manual is not fol- lowed exactly, a re or explosion may result causing property damage, personal injury or loss of life. — Do not store or use gasoline or ...

[Page 2] Desa VTD-18NV-JHB

www.desatech.com 114370-02C2 SAFETy INFORMATION TABLE OF CONTENTS Safety Information ............................................... 2 Product Identication ........................................... 4 Local Codes.....................................

[Page 3] Desa VTD-18NV-JHB

www.desatech.com 114370-02C 3 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. WARNING: Keep ue open when operating unit. IMPORTANT: Re...

[Page 4] Desa VTD-18NV-JHB

www.desatech.com 114370-02C4 Keep the log set area clear and free from combustible materials, gasoline and other ammable vapors and liquids. Children and adults should be alerted to the hazard of high tem- perature and should stay away ...

[Page 5] Desa VTD-18NV-JHB

www.desatech.com 114370-02C 5 LOCAL CODES Install and use log set with care. Follow all local codes. In the absence of local codes, use the lat- est edition of the National Fuel Gas Code ANSI Z223.1/NFPA 54* *Available from: American National...

[Page 6] Desa VTD-18NV-JHB

www.desatech.com 114370-02C6 Figure 4 - Attaching Damper Clamp Manufactured Fireplace Masonry Fireplace Damper Damper Clamp Damper Damper Clamp Damper VENTING SPECIFICATIONS FOR INSTALLATION The replace chimney ue and vent must be draft- ...

[Page 7] Desa VTD-18NV-JHB

www.desatech.com 114370-02C 7 INSTALLATION Continued INSTALLING APPLIANCE ASSEMBLY WARNING: If installing in a sunken replace, special care is needed. You must raise the replace oor to allow access to appliance control pan...

[Page 8] Desa VTD-18NV-JHB

www.desatech.com 114370-02C8 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 ...

[Page 9] Desa VTD-18NV-JHB

www.desatech.com 114370-02C 9 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 ...

[Page 10] Desa VTD-18NV-JHB

www.desatech.com 114370-02C10 INSTALLATION Continued PRESSURE TESTING APPLIANCE GAS CONNECTIONS 1. Open equipment shutoff valve (see Figure 8, page 9). 2. Open main gas valve located on or near gas meter for natural gas or open propane/LP...

[Page 11] Desa VTD-18NV-JHB

www.desatech.com 114370-02C 11 OPERATINg APPLIANCE Continued 5. Wait ve (5) minutes to clear out any gas. Then smell for gas, including near the oor. If you smell gas, STOP! Follow “B” in the safety information, page 10. If you do...

[Page 12] Desa VTD-18NV-JHB

www.desatech.com 114370-02C12 INSPECTINg BURNERS BURNER FLAME PATTERN Check ame pattern often. Figure 12 shows correct burner ame pattern. NOTICE: Do not mistake orange ames with yellow tipping. Dirt or other ne particles are burned b...

[Page 13] Desa VTD-18NV-JHB

www.desatech.com 114370-02C 13 TROUBLESHOOTINg WARNING: Turn off log set and let cool before servicing. Only a qualied service person should service and repair log set. CAUTION: Never use a wire, needle, or similar object to clean ODS/pilot. T...

[Page 14] Desa VTD-18NV-JHB

www.desatech.com 114370-02C14 TROUBLESHOOTINg POSSIBLE CAUSE REMEDY OBSERVED PROBLEM 1. Control knob not fully pressed in 2. Control knob not pressed in long enough 3. Safety interlock system has been triggered 4. Equipment shutoff valve...

[Page 15] Desa VTD-18NV-JHB

www.desatech.com 114370-02C 15 TROUBLESHOOTINg Continued POSSIBLE CAUSE REMEDY OBSERVED PROBLEM 1. Not enough air 2. Gas regulator defective 1. Residues from manufac- turing processes and logs curing 1. Turning control knob to HI positio...

[Page 16] Desa VTD-18NV-JHB

www.desatech.com 114370-02C16 OBSERVED PROBLEM Appliance produces unwanted odors Appliance shuts off in use (ODS operates) Gas odor even when control knob is in OFF position Gas odor during combustion REMEDY 1. Open ue to maximum. Stop usin...

[Page 17] Desa VTD-18NV-JHB

www.desatech.com 114370-02C 17 ON/OFF REMOTE MODELS ONLY ON/OFF-HI/LO REMOTE MODELS ONLY SERVICE HINTS When Gas Pressure is Too Low • pilot will not stay lit • burners will have delayed ignition • heater will not produce specied heat • ...

[Page 18] Desa VTD-18NV-JHB

www.desatech.com 114370-02C18 ILLUSTRATED PARTS BREAkDOWN MODELS VTD-18NV-JHB, VTD-24NV-JHB, VTD-30NV-JHB 2 10 11 26 27 28 20 13 7 9 13 19 1 8 12 3 5 6 4 12 5 24 29 22 18 13 23 14 17 15 16 13 29 21 25 12 12 ...

[Page 19] Desa VTD-18NV-JHB

www.desatech.com 114370-02C 19 PARTS LIST KEY NO. PART NO. DESCRIPTION QTY. 1 112801-01 Chassis • • 1 112801-02 Chassis • • 1 112801-03 Chassis • • 1 2 112803-01 Grate • • 1 112803-02 Grate • • 1 112803-03 Grate • • 1 3 112...

[Page 20] Desa VTD-18NV-JHB

2701 Industrial Drive P.O. Box 90004 Bowling Green, KY 42102-9004 www.desatech.com NOT A UPC Hearth Kit Model Log Set Model Serial No. Date Purchased 114370-02 Rev. C 01/06 WARRANTy INFORMATION kEEP THIS WARRANTy Always specify model and serial numb...