Desa VML27NR Minimum Fireplace Clearance to Combustible Materials, LOG Sizing Requirements

Page 7

INSTALLATION

Check Gas Type Installation and Clearances

7

INSTALLATION

Continued

WARNING: Seal any fresh air vents or ash clean- out doors located on floor or wall of fireplace. 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 unless installed as a vented appliance, see page 10

in a recreational vehicle

where curtains, furniture, clothing, or other flam- mable objects are less than 42 inches from the front, top, or sides of the heater

in high traffic areas

in windy or drafty areas

MINIMUM FIREPLACE CLEARANCE TO

COMBUSTIBLE MATERIALS

Log Size

Side Wall

Ceiling

 

 

 

27"

16"

42"

 

 

 

LOG SIZING REQUIREMENTS

Log

Minimum Firebox

Size

Height

Depth

Width

 

 

 

 

27"

17"

19"

32"

 

 

 

 

Carefully follow the instructions below. This will ensure safe installation into a masonry, UL127-listed manufactured fireplace, or listed vent-free firebox.

CAUTION: This heater creates warm air currents. These currents move heat to wall surfaces next to heater. Installing heater next to vinyl or cloth wall coverings or operating heater where impurities (such as, but not limited to, tobacco smoke, aromatic candles, cleaning fluids, oil or kerosene lamps, etc.) in the air exist, may discolor walls or cause odors.

IMPORTANT: Vent-free heaters add moisture to the air. Although this is beneficial, installing heater in rooms without enough venti- lation air may cause mildew to form from too much moisture. See Air for Combustion and Ventilation, pages 4 through 6.

CHECK GAS TYPE

Use only the correct type of gas (natural or propane/LP). If your gas supply is not the correct gas type, do not install heater. Call dealer where you bought heater for proper type heater.

INSTALLATION AND CLEARANCES

(Vent-Free Operation Only)

WARNING: Maintain the minimum clearances. If you can, provide greater clearances from floor, ceil- ing, and adjoining wall.

Minimum Clearances For Side Combustible Mate- rial, Side Wall, and Ceiling

A.Clearances from the side of the fireplace cabinet to any com- bustible material and wall should follow diagram in Figure 4.

Example: The face of a mantel, bookshelf, etc. is made of combustible material and protrudes 3 1/2" from the wall. This combustible material must be 4" from the side of the fireplace cabinet (see Figure 4).

Note: When installing your gas logs into a manufactured firebox, follow firebox manufacturer’s instructions for minimum clear- ances to combustible materials.

B.Clearances from the top of the fireplace opening to the ceiling should not be less than 42 inches.

Example

*

*Minimum 16 inches from Side Wall

Figure 4 - Minimum Clearance for Combustible to Wall

NOTICE: Manual control heaters may be used as a vented product. If so, you must always run heater with chimney flue damper open. If running heater with damper open, noncombustible material above fire- place opening is not needed. Go to Installing Damper Clamp Accessory for Vented Operation, page 9.

For more information, visit www.desatech.com

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Contents What to do if YOU Smell GAS Remote Control Ready Model Patent PendingFLAME-MAX VML27NR VML27PRSafety Information Table of ContentsLocal Codes Product Identification AIR for Combustion and Ventilation Product Features Remote Control Accessories UnpackingConfined and Unconfined Space Determining FRESH-AIR Flow for Heater LocationDetermining if You Have a Confined or Uncon- fined Space Ventilation Air From Outdoors InstallationVentilation AIR Ventilation Air From Inside BuildingCheck GAS Type Installation and ClearancesMinimum Fireplace Clearance to Combustible Materials LOG Sizing RequirementsDetermining Minimum Mantel Clearance Determining Minimum Mantel Clearance When using a HoodMantel Clearances Minimum Noncombustible Material ClearancesFloor Clearances Installing Damper Clamp Accessory for Vented OperationInstalling Remote Receiver Installing Heater Base AssemblyInstalling Optional Remote Control Accessories Installation Items NeededInstalling 9-Volt Battery in Receiver Connecting to GAS SupplyChecking GAS Connections Pressure Testing Gas Supply Piping SystemPressure Testing Heater Gas Connections Installing LogsProperty damage or personal injury Operating Heater For Your Safety Read Before LightingControl Knob and Ignitor Button Location Lighting InstructionsTo Turn OFF GAS To Appliance Manual Lighting ProcedureOptional Remote Operation Main Burner Inspecting BurnersPilot Flame Pattern Burner Primary AIR HolesLogs Cleaning MaintenanceWiring Diagram Cleaning Burner Injector Holder and Pilot AIR Inlet HoleObserved Problem Possible Cause TroubleshootingObserved Problem Possible Cause Remedy Top Gas leak. See Warning statement atVML27PR VML27NR Illustrated Parts BreakdownKEY Part Number VML27PR VML27NR Description QTY Parts ListParts Under Warranty SpecificationsService Hints Technical Service Replacement PartsOwners Registration Form Postage Required Cleaning KIT GCK Receiver and HAND-HELD Remote Control KIT GhrcWALL-MOUNT Thermostat Switch GWMT1 WALL-MOUNT ON/OFF Switch GWMS2Warranty Information