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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 specified heat

•  (for propane/LP units) propane/LP gas supply 

may be low

You may feel your gas pressure is too low. If so, con

-

tact your local propane/LP or natural gas supplier.

TECHNICAL SERVICE

You may have further questions about installation, 

operation or troubleshooting. If so, contact DESA’s 

Technical Service Department at 1-866-672-6040. 

When calling please have your model and serial 

numbers of your heater ready.

You can also visit DESA’s technical services web 

site at 

www.desatech.com.

REPLACEMENT PARTS

Note:

 Use only original replacement parts. This 

will protect your warranty coverage for parts 

replaced under warranty. 

PARTS UNDER WARRANTY

Contact authorized dealers of this product. If they 

can’t supply original replacement part(s), call DESA’s 

Technical Service Department at 1-866-672-6040. 

When calling DESA, have ready

•  your name and address

•  model and serial 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

Contact authorized dealers of this product. If they 

can’t supply original replacement part(s), call 

DESA at 1-866-672-6040 for referral information. 

When calling DESA, have ready

•  model number of your log set 

•  the replacement part number

ACCESSORIES

Purchase these appliances from your local dealer. 

If they can not supply these accessories, call DESA 

at 1-866-672-6040 for referral information. You 

can also write to the address listed on the back 

page of this manual.

EqUIPMENT SHUTOFF VALVE 
GA5010

Equipment shutoff valve with 1/8" NPT tap. Fits 

1/2" pipe.

LAVA ROCK - GA6060

(Not Shown)

Order when additional rock is desired (1.8 lb. bag).

DAMPER CLAMP - GA6080

(Not Shown)

Permanently  opens  chimney  flue  damper  for 

vented operation.

ON/OFF REMOTE CONVERSION KIT 
OF-RC

Converts ON/OFF valve for use with hand-held 

ON/OFF remote

HI/LO CONVERSION KIT 
VTD-HLCN (NG), VTD-HLCP (LP)

Converts valve from ON/OFF to HI/LO

ON/OFF - HI/LO REMOTE  
CONVERSION KIT - OFSM-RCN (NG) 
OFSM-RCP (LP)

Converts valve from ON/OFF to HI/LO for use 

with hand-held ON/OFF remote (included)

AUTO

OFF

ON

Thermopile

WIRINg DIAgRAMS

Содержание Design Dynamics VTD-18NV-JHB

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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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