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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 flue open 

when operating unit.

IMPORTANT:  Read  this  owner’s 

manual carefully and completely 

before trying to assemble, operate 

or service this log set. Improper use 

of this log set can cause serious 

injury  or  death  from  burns,  fire, 

explosion,  electrical  shock  and 

carbon monoxide poisoning.

 DANGER: Carbon monoxide 

poisoning may lead to death!

Carbon Monoxide Poisoning:

 Early signs of carbon 

monoxide poisoning resemble the flu, with head

-

aches, dizziness or nausea. If you have these signs, 

the log set may not be working properly. 

Get fresh 

air at once!

 Have log set serviced. Some people 

are more affected by carbon monoxide than others. 

These include pregnant women, people with heart 

or lung disease or anemia, those under the influence 

of alcohol and those at high altitudes.

Natural  and  Propane/LP  Gas:

 Natural and pro

-

pane/LP gas are odorless. An odor-making agent 

is added to the gas. The odor helps you detect a gas 

leak. However, the odor added to the gas can fade. 

Gas may 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  to 

this log set or its controls can 

be dangerous.

SAFETy INFORMATION

Continued

 WARNING: Do not use a blow-

er insert, heat exchanger insert or 

other accessory not approved for 

use with this appliance.

 WARNING: This appliance is 

equipped for use with type of gas 

indicated on rating plate.

 WARNING: Do not allow fans 

to blow directly into the fireplace. 

Avoid any drafts that alter burner 

flame patterns.

Due  to  high  temperatures,  the 

appliance should be located out 

of traffic and away from furniture 

and draperies.

Do not place clothing or other 

flammable  material  on  or  near 

the appliance. Never place any 

objects on the heater.

Appliance  base  assembly  be-

comes very hot when running. 

Keep children and adults away 

from hot surface to avoid burns 

or  clothing  ignition.  Log  set 

will remain hot for a time after 

shutdown. Allow surface to cool 

before touching.

Carefully  supervise  young  chil-

dren when they are in the room 

with log set. When using hand-

held remote accessory keep se-

lector switch in the OFF position 

to prevent children from turning 

on burners with remote.

You must operate this log set with 

a fireplace screen in place. Make 

sure  fireplace  screen  is  closed 

before running log set.

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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