Design Dynamics VTD-18N-BTB Owner'S Operation And Installation Manual Download Page 19

www.desatech.com

111826-02J

19

SERVICE HINtS

When Gas Pressure Is Too Low

•  pilot will not stay lit

•  burners will have delayed ignition

•  heater will not produce specified heat

•  propane/LP gas supply may be low

You may feel your gas pressure is too low. If 

so, contact 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 appliance 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

•  your address

•  model and serial numbers of your appliance 

•  how appliance 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 infor

-

mation.

When calling DESA, have ready

•  model number of your appliance 

•  the replacement part number

ACCESSORIES

Purchase these heater accessories 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

For all models.

 Equipment shutoff 

valve with 1/8" NPT tap. Fits 1/2" 

NPT pipe. 

RECEIvER AND HAND-HELD 

REMOTE CONTROL KIT - 112806-01

(Not Shown)

For PDG models. 

Allows the gas log heater to 

be turned on and off by using a hand-held remote 

control. This  remote  comes  installed  in  BTB 

models. 

REMOTE CONTROL RECEIvER 

BRACKET - 112806-02
(Not Shown)

For  PDG  models  only.

  Used  for  mounting 

remote control receiver to unit base. 

WALL-

MOUNT  ON/OFF  SWITCH  GWMS2 

(Not Shown)

For all models.

 Allows the gas log heater to be 

turned on and off with a wall switch. This switch 

is included with al models.

DAMPER CLAMP - GA6080

(Not Shown)

For all models.

 Permanently opens chimney flue 

damper for vented operation. This is included 

with all models.

LAvA ROCK - GA6060

(Not Shown)

For all models.

 Order when additional rock is 

desired. (1.8 lb. bag)

CLEANING kIT - GCk

(Not Shown)

For all models.

 Your vent-free gas appliance re

-

quires regular cleaning and maintenance to prevent 

performance problems. This kit gives you the tools 

and instructions to make it easy to clean all critical 

areas of your appliance. 

INFORMATION vIDEO - 108917-01

For all models.

 A care and maintenance video is 

available by calling 1-866-672-6040.

Summary of Contents for VTD-18N-BTB

Page 1: ... any electrical 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 Installation and service must be performed by a quali fied installer service agency or the gas supplier INSTALLER Leave this manual with the appliance CONSUMER Retain this manual for fu...

Page 2: ...plier This 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 rating plate This appliance is not convertible for use with other gases Aftermarket Completion of sale not for purpose of resale from the manufacturer WARNING This appli ance is for installati...

Page 3: ... gas can fade Gas may be present even though no odor exists Make certain you read and understand all warn ings Keep this manual for reference It is your guide to safe and proper operation of this heater WARNING Any change to this heater or its controls can be dangerous Safety Information Continued WARNING Do not use a blower insert heat exchanger insertorotheraccessorynotap proved for use with thi...

Page 4: ...ied service person Note During initial operation slight smoking could occur due to log curing and burning of manufacturing residues Youmaywishtoaddmoreventilationbyopening a window 8 To reduce the creation of soot follow the instructions in Cleaning and Maintenance page 14 9 Before using furniture polish wax carpet cleaner or similar products turn heater off If heated the vapors from these product...

Page 5: ... and CSA 2 26a 2000 as a vented decorative appliance Safety Device This heater has a pilot with an Oxygen Deple tion Sensing ODS safety shutoff system The ODS pilot shuts off the heater if there is not enough fresh air Electronic Ignition System This system has an electronic ignitor This system requires no matches or other sources to light heater Receiver requires 4AAbatteries included hand held r...

Page 6: ... must be installed only in a solid fuel burning or UL127 factory built fireplace with a working flue and constructed of noncombustible material The fireplace must include a working flue and venting system with minimum openings shown in Figure 3 LOG SIZING REQUIREMENTS Min Flue Size Minimum Firebox Size Log Size Height Depth Front Width Rear Width 18 17 14 24 20 8 24 17 14 28 22 8 Measured at 14 de...

Page 7: ...maged Raisefireplacefloor with noncombustible material Make sure material is secure CAUTION Do not pick up heaterassemblybythelogs This could damage heater Only han dle base assembly by grates IMPORTANT Make sure appliance is level If heater is not level heater will not work properly Installation Items Needed control cover kit provided with heater approved flexible gas hose provided if al lowed by...

Page 8: ... gas pres sure heater regulator damage could occur Install external regulator with the vent pointing down as shown in Figure 6 Pointing the vent down protects it from freezing rain or sleet Figure 6 External Regulator With Vent Pointing Down Propane LP Supply Tank External Regulator Vent Pointing Down INSTALLATION Continued CAUTION Useonlynew black ironorsteelpipe Internally tinned copper tubing m...

Page 9: ...lve located on or near gas meter for natural gas or using compressed air INSTALLATION Continued Check your building codes for any special re quirements for locating equipment shutoff valve to fireplaces Apply pipe joint sealant lightly to male NPT threads This will prevent excess sealant from going into pipe Excess sealant in pipe could result in clogged heater valves WARNING Use pipe joint sealan...

Page 10: ...o push in or turn the gas control knob Never use tools If the knob will not push in or turn by hand don t try to repair it call a qualified service tech nician or gas supplier Force or attempted repair may result in a fire or explosion D Do not use this appliance if any part has been under water Immediately call a qualified service technician to inspect the appliance and to replace any part of the...

Page 11: ...h 8 9 Slightly push in and turn control knob coun terclockwise to the ON position 10 Wait one minute and switch selector switch to the ON position to light burners 11 Set flame adjustment knob to any level between HI and LO CAUTION Do not try to ad just heating levels by using the equipment shutoff valve Figure 11 Control Knob and Ignitor Button Locations L O I H O F F PILOT O N AUTO OFF ON Contro...

Page 12: ...tional Hand held REMOTE control OPERATION 1 After lighting let pilot flame burn for about one minute Turn control knob to ON position Adjust flame adjustment knob anywhere between HI and LO Set toggle selector switch to AUTO Slide remote selector switch to REMOTE position see Figure 13 Note The burner may light if hand held remote was on when selector switch was last turned off You can now turn th...

Page 13: ... be blue and have no yellow or orange color Figure 15 Incorrect Pilot Flame Pattern Your Pilot May Differ from Pilots Shown Figure 14 Correct Pilot Flame Pattern Your Pilot May Differ from Pilots Shown BURNER FLAME PATTERN Figure 16 shows correct burner flame pattern NOTICE Do not mistake orange flames with yellow tipping Dirt orotherfineparticlesareburned by heater causing brief patches of orange...

Page 14: ...et clean and clear of de bris Periodically inspect burner for foreign matter blocking air inlet and flame holes Once every year a qualified agency or certified chimneysweepshouldexamineandcleanventing system of fireplace Specifications Models VTD 18N PDG and VTD 18N BTB Input Rating 37 000 54 000 Btu Hr Fuel Natural Gas Ignition Electronic Manifold Pressure 3 5 W C Inlet Gas Pressure in of water M...

Page 15: ...hile in PILOT position 4 Air in gas lines when in stalled 5 Depleted gas supply propane LP only 6 ODS pilot is clogged 7 Gas regulator setting is not correct REMEDY 1 Reconnect ignitor cable 2 Free ignitor cable if pinched by any metal or tubing Keep ignitor cable dry 3 Replace battery 4 Replace ignitor cable 5 Replace electronic ignitor 6 Replace pilot assembly 1 Turn on gas supply or open equipm...

Page 16: ...rom gas control 1 Manifold pressure is too low 2 Burner orifice clogged 1 Burner orifice is clogged or damaged 2 Damaged burner 3 Gas regulator defective REMEDY 1 Press in control knob fully 2 After ODS pilot lights keep control knob pressed in 30 seconds 3 Wait one minute for safety in terlock system to reset Repeat ignition operation 4 Fully open equipment shutoff valve 5 A Contact local natural...

Page 17: ...m furniture polish wax carpet cleaners etc turn into white powder residue 1 Battery is not installed Battery power is low 1 Metal expanding while heating or contracting while cooling REMEDY 1 Check burner for dirt and debris If found clean burner see Cleaning and Mainte nance page 14 2 Replace gas regulator 1 Problem will stop after a few hours of operation 1 Turn control knob to LO position and l...

Page 18: ... Warning statement at top of page 1 Not enough fresh air is avail able 2 Low line pressure 3 ODS pilot is partially clogged 1 Gas leak See Warning statement at top of page 2 Control valve or gas control defective 1 Foreign matter between con trol valve and burner 2 Gas leak See Warning statement at top of page REMEDY 1 Open flue to maximum Stop using odor causing products while heater is running 2...

Page 19: ...l infor mation When calling DESA have ready model number of your appliance the replacement part number Accessories Purchase these heater accessories from your local dealer If they can not supply these accessories call DESAat 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 For all models Equipment shutof...

Page 20: ...d 18p Pdg vtd 18N BTB AND vtd 18P BTB 19 4 3 5 6 4 4 7 1 20 8 20 18 9 2 10 13 10 4 11 12 15 14 17 16 Installed in BTB Models Only Log Set Ceramic Burner and Ramp Pan are Ordered as an Assembly Air Shutter Installation Note For Natural Gas Fully Closed For Propane LP Gas Fully Open ...

Page 21: ... 111807 01 Valve NG 1 111807 02 Valve LP 1 9 116791 01 Valve Bracket 1 10 111435 01 Electronic Ignitor 1 11 103784 01 Control Knob Extension 1 12 103784 02 Control Knob Extension 1 13 099998 01 Fan Switch 1 14 112806 01 Remote Control Assembly 1 15 112806 02 Remote Receiver Bracket 1 16 111817 02 Flextube 3 16 1 17 111828 01 Compression Nut Sleeve 1 18 112376 01 Pilot 1 103778 01 Pilot 1 19 111796...

Page 22: ...vtd 24p Pdg vtd 24N BTB AND vtd 24P BTB 1 20 8 9 13 19 18 17 16 10 4 4 11 12 15 14 Installed in BTB Models Only 3 5 6 4 4 7 Log Set Ceramic Burner and Ramp Pan are Ordered as an Assembly Air Shutter Installation Note For Natural Gas Fully Closed For Propane LP Gas Fully Open 4 2 ...

Page 23: ...111807 01 Valve 1 111807 02 Valve 1 9 116791 01 Valve Bracket 1 10 111435 01 Electronic Ignitor 1 11 103784 01 Control Knob Extension 1 12 103784 02 Control Knob Extension 1 13 099998 01 Fan Switch 1 14 112806 01 Remote Control Assembly 1 15 112806 02 Remote Receiver Bracket 1 16 111817 02 Flextube 3 16 1 17 111828 01 Compression Nut Sleeve 1 18 112376 01 Pilot 1 103778 01 Pilot 1 19 111796 02 Pil...

Page 24: ...d 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 a...

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