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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
01/0

WARRANTy INFORMATION

kEEP THIS WARRANTy

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.

LIMITED WARRANTy 

VENTED gAS LOgS

DESA warrants this product to be free from defects in materials and components four (4) years for the burner 

system and a lifetime for logs 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 under this warranty the 

Bill of Sale or cancelled check must be presented.
This warranty is extended only to the original retail purchaser. This warranty covers the cost of part(s) required to 

restore this heater to proper operating condition and an allowance for labor when provided by a DESA Authorized 

Service Center. Warranty part(s) MUST be obtained through authorized dealers of this product and/or DESA who 

will provide original factory replacement parts. Failure to use original factory replacement parts voids this war

-

ranty. The heater MUST be installed by a qualified installer in accordance with all local codes and instructions 

furnished with the unit.
This warranty does not apply to parts that are not in original condition because of normal wear and tear or parts that 

fail or become damaged as a result of misuse, accidents, lack of proper maintenance or defects caused by improper 

installation. Travel, diagnostic cost, labor, transportation and any and all such other costs related to repairing a 

defective heater will be the responsibility of the owner.
TO THE FULL EXTENT ALLOWED BY THE LAW OF THE JURISDICTION THAT GOVERNS THE SALE 

OF THE PRODUCT; THIS EXPRESS WARRANTY EXCLUDES ANY AND ALL OTHER EXPRESSED 

WARRANTIES AND LIMITS THE DURATION OF ANY AND ALL IMPLIED WARRANTIES, INCLUDING 

WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE TO FOUR (4) 

YEARS ON BURNER SYSTEM AND A LIFETIME ON LOGS FROM THE DATE OF FIRST PURCHASE; 

AND DESA’S LIABILITY IS HEREBY LIMITED TO THE PURCHASE PRICE OF THE PRODUCT AND 

DESA SHALL NOT BE LIABLE FOR ANY OTHER DAMAGES WHATSOEVER INCLUDING INDIRECT, 

INCIDENTAL OR CONSEQUENTIAL DAMAGES.
Some states do not allow a limitation on how long an implied warranty lasts or an exclusion or limitation of 

incidental or consequential damages, so the above limitation on implied warranties or exclusion or limitation on 

damages may not apply to you.
This warranty gives you specific legal rights and you may also have other rights that vary from state to state.
For information about this warranty write:

114370 02

Summary of Contents for Design Dynamics VTD-18NV-JHB

Page 1: ...l switch do not use any phone in your building Immediatelycallyourgassupplierfromaneighbor s phone Follow the gas supplier s instructions If you cannot reach your gas supplier call the fire department...

Page 2: ...his appliance may be in stalled in an aftermarket permanently located manufactured mobile home where not prohib ited by local codes This appliance is only for use with the type of gas indicated on the...

Page 3: ...be present even though no odor exists Make certain you read and understand all warnings Keep this manual for reference It is your guide to safe and proper operation of this log set WARNING Any change...

Page 4: ...lified service person Note During initial operation slight smoking could occur due to log curing and the burning of manufacturing residues You may wish to add more ventilation by opening a window 7 To...

Page 5: ...o HI LO for use with hand held ON OFF remote included OF RC Converts ON OFF valve for use with hand held ON OFF remote See Accessories page 17 Installation WARNING Before installing in a solid fuel bu...

Page 6: ...p or permanent stop must be installed or the damper blade must be cut or removed Model Burner Btu Input MinIMUM Vent Opening VTD 18NV JHB VTD 18PV JHB 18 Ramp 59 000 8 dia VTD 24NV JHB VTD 24PV JHB 24...

Page 7: ...ply CONNECTING TO GAS SUPPLY WARNING This appliance requires a 3 8 NPT National Pipe Thread inlet connection to the pressure regulator WARNING A qualified ser vicepersonmustconnectheater to gas supply...

Page 8: ...t lightly to male NPT threads This will prevent excess sealant from going into pipe Excess sealant in pipe could result in clogged heater valves Figure 7 Gas Connection PurchasetheoptionalCSAdesign ce...

Page 9: ...e LP gas or opening main gas valve located on or near gas meter for natural gas or using compressed air 4 Check all joints of gas supply piping system Apply noncorrosive leak detection fluid to gas jo...

Page 10: ...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 C Us...

Page 11: ...switch selector switch to the ON position to light burners Note AUTO is not functional Figure 11 Control Knob and Ignitor Button 11 Set flame adjustment knob to any level between HI and LO Optional co...

Page 12: ...W C Inlet Gas Pressure in of water Max 10 5 W C Min 5 0 W C VTD 18PV JHB Rating Variable 59 000 Btu Hr Type Gas Propane LP Ignition Piezo Manifold Pressure 10 W C Inlet Gas Pressure in of water Max 14...

Page 13: ...T position 4 Air in gas lines when in stalled 5 Depleted gas supply pro pane LP only 6 Pilot is clogged 7 Gas regulator setting is not correct When ignitor button is pressed there is no spark at pilot...

Page 14: ...es out when control knob is released Oneorbothburnerdoesnotlight after ODS pilot is lit Delayed ignition of burner Burner backfiring during com bustion 1 Press in control knob fully 2 After pilot ligh...

Page 15: ...rs are lit White powder residue forming within burner box or on adjacent walls or furniture Remote does not function Appliance produces a clicking ticking noise just after burners are lit or shut off...

Page 16: ...rs chemicals new car pet etc See IMPORTANT statement above 2 Low fuel supply propane LP only 3 Gas leak See Warning statement at top of page 1 Not enough fresh air is avail able 2 Low line pressure 3...

Page 17: ...l numbers of your log set how log set was malfunctioning type of gas used propane LP or natural gas purchase date Usually we will ask you to return the part to the factory Parts Not Under Warranty Con...

Page 18: ...desatech com 114370 02C 18 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...

Page 19: ...re Harness 1 17 103784 01 ON OFF Extension Knob 1 18 14512 Valve MV NG 1 14513 Valve MV LP 1 19 112804 05 Valve Bracket 1 20 114395 01 Pilot Bracket 1 114395 02 Pilot Bracket 1 21 116910 01 Brass 3 8...

Page 20: ...war ranty The heater MUST be installed by a qualified installer in accordance with all local codes and instructions furnished with the unit This warranty does not apply to parts that are not in origin...

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