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01 Industrial Drive
P.O. Box 90004
Bowling Green, KY 410-9004
www.desatech.com

NOT A UPC

WARRAnty inFoRMAtion

kEEP tHiS WARRAnty

Model
 
Serial No. 

Date Purchased

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

VEnt-FREE gAS Log HEAtERS

DESA Heating Products warrants this product to be free from defects in materials and components for four 

(4) years 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 Heating 

Products Authorized Service Center. Warranty part(s) MUST be obtained through authorized dealers of this product 

and/or DESA Heating Products who will provide original factory replacement parts. Failure to use original factory 

replacement parts voids this warranty. 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 ALL COMPONENTS FROM THE DATE OF FIRST PURCHASE; AND DESA Heating Products' 

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

Products 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:

111115-01
Rev. F
05/06

111115 01

Summary of Contents for FLAME-MAX VML27NR

Page 1: ...e 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...

Page 2: ...RNING This appliance is for installation only in a solid fuel burning mason ry or UL127 factory built fireplace or in a listed vent less firebox enclosure It is design certified for these installation...

Page 3: ...eep 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 WARNING Do not use a blower insert heat ex...

Page 4: ...heated the vapors from these products may create a white powder residue within burner box or on adjacent walls or furniture safety information Continued 11 Thisheaterneedsfresh outsideairventilationto...

Page 5: ...no outside venting There is no heat loss out a vent or up a chimney Heat is generated by realistic dancing yellow flames This heater is designed for vent free operation with flue damper closed It has...

Page 6: ...Includes the room in which you will install heater plus any adjoining rooms with doorless pas sageways or ventilation grills between the rooms 1 Determine the volume of the space length x width x hei...

Page 7: ...Your options are as follows A Rework worksheet adding the space of an adjoin ingroom Iftheextraspaceprovidesanunconfined space remove door to adjoining room or add ventilation grills between rooms Se...

Page 8: ...oor or wall of fire place If not drafting may cause pilot outage or sooting Use a heat resistant sealant Do not seal chimney flue damper WARNING Never install the heater in a bedroom or bathroom un le...

Page 9: ...REMENTS Log Minimum Firebox Size Height Depth Width 27 17 19 32 MINIMUM FIREPLACE CLEARANCE TO COMBUSTIBLE MATERIALS Log Size Side Wall Ceiling 27 16 42 Carefully follow the instructions below This wi...

Page 10: ...may need the hood accessory to deflect heat away from your mantel shelf See Figure 5 and 6 and Figure 7 page 9 for minimum clearances IMPORTANT If you cannot meet these minimum clearances you must ope...

Page 11: ...become hot to the touch If installed properly these tem peratures meet the requirement ofthenationalproductstandard Follow all minimum clearances shown in this manual INSTALLATION Continued NOTICE Ify...

Page 12: ...er Damper INSTALLING DAMPER CLAMP ACCESSORY FOR VENTED OPERATION Note When used as a vented heater appliance must be installed only in a solid fuel burning fireplace with a working flue and constructe...

Page 13: ...ill not work properly Installation Items Needed hardware package provided with heater approved flexible gas hose not provided if allowed by local codes sealant resistant to propane LP gas not pro vide...

Page 14: ...lips Bracket Battery Clip 9 Volt Battery Terminal Wires Pad Installing Batteries for Remote Receiver and Hand Held Remote Control Two 9 volt alkaline batteries not included are required to operate thi...

Page 15: ...n Continued 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 of...

Page 16: ...r Connecting to Gas Supply page 14 pressure testing gas supply piping system Test Pressures In Excess Of 1 2 PSIG 3 5 kPa 1 Disconnect appliance with its appliance main gas valve control valve and equ...

Page 17: ...es forming show a leak 5 Correct all leaks at once 6 Light heater see Operating Heater page 19 Check all other internal joints for leaks 7 Turn off heater see To Turn Off Gas to Appli ance page 20 INS...

Page 18: ...f base log see Figure 26 6 Place lava rock around base of heater Installation Continued O F F P I L O T O N H I L O O F F P I L O T O N H I L O Figure 22 Installing Bottom Log 1 Bottom Log 1 Burner Gr...

Page 19: ...ualified service technician to inspect the appliance and to replace any part of the control system and any gas control which has been under water lighting instructions WARNING If fireplace has glass d...

Page 20: ...pilot with match see Manual Lighting Procedure on page 21 8 Keep control knob pressed in for30 seconds after lighting pilot After 30 seconds release control knob If control knob does not pop out when...

Page 21: ...ute TurncontrolknobtoONposition Adjust flameadjustmentknobanywherebetweenHIand LO Slide the selector switch to the REMOTE position see Figure 30 Note The burner may light if hand held remote was on wh...

Page 22: ...tigrade the hand held remote control will perform a safetyoverrideandshutthefireplaceoff This feature is not available in the MANU mode 2 The receiver continuously receives signals from the hand held...

Page 23: ...air inlet holes allow the proper amount of air to mix with the gas This provides a clean burning flame Keep these holes clear of dust dirt lint and pet hair Clean these air inlet holes prior to each...

Page 24: ...Warranty Contact authorized dealers of this product If they can t supply original replacement part s call DESA Heating Products Technical Service Department at 1 866 672 6040 When calling DESA Heatin...

Page 25: ...in stalled 5 Depleted gas supply pro pane LP only 6 ODS pilot is clogged 7 Gas regulator setting is not correct OBSERVED PROBLEM When ignitor button is pressed there is no spark at ODS pilot When igni...

Page 26: ...tter and receiver 1 Contact local natural or pro pane LP gas company 2 Clean burner see Cleaning and Maintenance page 23 or replace burner orifice 1 Clean burner see Cleaning and Maintenance page 23 o...

Page 27: ...n into white powder residue 1 Battery is not installed Bat tery power is low 1 Metal expanding while heat ing or contracting while cooling REMEDY 1 Check burner for dirt and debris If found clean burn...

Page 28: ...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 defec...

Page 29: ...tting can be selected on the wall thermostat and the log heater will automatically cycle from pilot to the heat setting selected WALL MOUNT ON OFF switch GWMS2 Not Shown For all Remote Ready Models Al...

Page 30: ...rated Parts Breakdown Models VML27PR and VML27NR 1 2 27 5 3 4 23 18 17 5 6 12 11 7 7 20 8 8 7 7 13 14 15 19 27 1 27 3 27 4 7 26 27 2 7 16 7 8 8 25 8 9 9 21 22 10 NG Only 24 NG Only O F F P I L O T O N...

Page 31: ...1 Piezo Ignitor 1 14 102334 01 Palnut Fastener 1 15 111022 01 Rear Burner Bracket 1 16 110792 01FB Rear Flat Burner Bracket 1 17 098249 01 ODS Nut 2 18 103778 01 ODS Pilot 1 19 110793 01 Piezo Bracket...

Page 32: ...e 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 nor...

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