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UNVENTED (VENT-FREE) GAS LOG HEATER
OWNER’S OPERATION AND INSTALLATION MANUAL
Also Design-Certified As Vented Decorative Appliances When
Not Used With Hand-Held Thermostat Remote
MODELS
VGL18NRA, VGL18PRA
VGL24NRA, VGL24PRA
VGL30NRA, VGL30PRA
WARNING: If the information in this manual is not fol-
lowed exactly, a fire or explosion may result causing
property damage, personal injury or loss of life.
— Do not store or use gasoline or other flammable
vapors and liquids in the vicinity of this or an
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WARNING: Improper installation, adjustment, altera- tion, service or maintenance can cause injury or prop- erty damage. Refer to this manual for correct installation and operational procedures. For assistance or addi- tional information consult a qualified installer, service agency or the gas supplier. WARNING: This appliance is for installation only in a solid-fuel burning masonry or UL127 factory-built fireplace or in a listed ventless firebox enclosure. It is design-certified for these insta
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SAFETY INFORMATION WARNING: Do not allow fans to blow directly into the fireplace. WARNING: This product con- Avoid any drafts that alter burner tains and/or generates chemicals flame patterns. Ceiling fans can known to the State of California create drafts that alter burner to cause cancer or birth defects flame patterns. Altered burner or other reproductive harm. patterns can cause sooting. IMPORTANT: Read this owner’s manual carefully and completely WARNING: Do not use a blow- befo
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11. Before using furniture polish, wax, carpet SAFETY INFORMATION cleaner or similar products, turn heater off. If Continued heated, the vapors from these products may 1. This appliance is only for use with the type of create a white powder residue within burner gas indicated on the rating plate. This appliance box or on adjacent walls or furniture. is not convertible for use with other gases. 12. This heater needs fresh, outside air ventilation 2. Do not place propane/LP supply tank(s)
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PRODUCT IDENTIFICATION Rear Log Left Top Log Right Crossover Log Left Bottom Log Right Top Log Electronic Ignitor Button Right Ember Bed Burner Bottom Log Optional Remote Remote Sensor Control with Switch Flame Adjustment Control Knob Knob Figure 1 - Vent-Free Gas Log Heater LOCAL CODES PRODUCT FEATURES Install and use heater with care. Follow all local OPERATION codes. In the absence of local codes, use the lat- This heater is clean burning. It requires no outside est edition of The Nati
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Unusually tight construction is defined as AIR FOR COMBUSTION construction where: AND VENTILATION a. walls and ceilings exposed to the out- side atmosphere have a continuous WARNING: This heater shall water vapor retarder with a rating of one not be installed in a confined -11 2 perm (6 x 10 kg per pa-sec-m ) or less space or unusually tight con- with openings gasketed or sealed and struction unless provisions are b. weather stripping has been added on openable windows and doors and pro
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If the actual Btu/Hr used is less than the maximum AIR FOR COMBUSTION Btu/Hr the space can support, the space is an un- AND VENTILATION confined space. You will need no additional fresh Continued air ventilation. Example: Space size 20 ft. (length) x 16 ft. (width) x 8 ft. (ceiling height) = 2,560 cu. ft. WARNING: If the area in (volume of space) which the heater may be oper- If additional ventilation to adjoining room is ated is smaller than that defined supplied with grills or opening
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AIR FOR COMBUSTION WARNING: A qualified ser- AND VENTILATION vice person must install heater. Continued Follow all local codes. Ventilation Air From Outdoors Provide extra fresh air by using ventilation grills or WARNING: If optional hand- ducts. You must provide two permanent openings: held remote accessory has been one within 12" of the ceiling and one within 12" installed, make sure the selector of the floor. Connect these items directly to the switch is in the OFF position outdoors
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INSTALLATION LOG SIZING REQUIREMENTS Minimum Firebox Size Continued Log Front Rear Size Height Depth Width Width* CAUTION: This heater cre- 18",24", 17" 13" 28" 21" ates warm air currents. These 30" currents move heat to wall sur- Minimum Firebox Size With Blower 3 faces next to heater. Installing 18",24", 17" 14" 34" 22 /8" 30" heater next to vinyl or cloth wall *Measured at 13" depth coverings or operating heater Carefully follow the instructions below. This will where impu
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If Using Mantel INSTALLATION You must have noncombustible material(s) above Continued the fireplace opening. Noncombustible materials Minimum Noncombustible Material (such as slate, marble, tile, etc.) must be at least Clearances 1/2 inch thick. With sheet metal, you must have If Not Using Mantel noncombustible material behind it. Noncombustible Note: If using a mantel, proceed to If Using material must extend at least 8 inches up (for all Mantel. If not using a mantel, follow the informa
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INSTALLATION Continued NOTICE: If your installation does not meet the minimum clearances shown, you must do one of the following: • operate the logs only with the flue damper open • raise the mantel to an acceptable height • remove the mantel. Mantel Shelf 10" Underside of 8" Mantel Shelf 6" 1 2 /2" All minimum distances are in inches Minimum Non- Combustible (A) Log Set Material 12" 18" 20" 22" 24" 24" Models Top of Fireplace Opening Minimum Non- Distances to Combustible Underside of Materi
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2. State or local codes do not permit vent-free INSTALLATION operation. Continued 3. You prefer vented operation. FLOOR CLEARANCES If reasons number 1 or 2 above apply to you, you A. If installing appliance on the floor level, you must permanently open chimney flue damper. You must maintain the minimum distance of 14" must install the damper clamp accessory (to order, to combustibles (see Figure 8). see Accessories, page 29). This will insure vented B. If combustible materials are less th
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tions included with the kit. INSTALLATION 1. Apply pipe joint sealant lightly to male threads Continued of the fitting to be threaded into gas regulator. INSTALLING HEATER BASE Connect approved flexible gas hose to gas ASSEMBLY regulator of heater (see Figure 11). 2. Locate masonry screws in hardware package. CAUTION: Do not remove the 3. Position heater base assembly in fireplace. data plates attached to the heater 4. Place logs in their proper positions on heater base. base assembly. The
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For propane/LP units, the installer must supply INSTALLATION an external regulator. The external regulator will Continued reduce incoming gas pressure. You must reduce CONNECTING TO GAS SUPPLY incoming gas pressure to between 11 and 14 inches of water. If you do not reduce incoming gas pres- WARNING: This appliance sure, heater regulator damage could occur. Install external regulator with the vent pointing down requires a 1/2" NPT (National as shown in Figure 13. Pointing the vent down
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CHECKING GAS CONNECTIONS INSTALLATION Continued WARNING: Test all gas piping and connections, internal and WARNING: Use pipe joint external to unit, for leaks after sealant that is resistant to liquid installing or servicing. Correct petroleum (LP) gas. all leaks at once. We recommend that you install a sediment trap in WARNING: Never use an open supply line as shown in Figure 14. Locate sediment trap where it is within reach for cleaning. Install flame to check for a leak. Apply a
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INSTALLING OPTIONAL REMOTE INSTALLATION ACCESSORIES Continued Installing Remote Receiver 3. Check all joints from propane/LP supply tank Remote control accessories are available sepa- to equipment shutoff valve for propane/LP gas rately (see Accessories, page 29). (see Figure 16) or from gas meter to equipment shutoff valve for natural gas (see Figure 17). 1. If unit is already installed in fireplace, continue Apply noncorrosive leak detection fluid to gas with these instructions. If unit ha
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Installing Batteries for Remote Receiver INSTALLATION and Hand Held Remote Control Continued Two 9-volt alkaline batteries (not included) are 8. Install remote receiver into receiver bracket required to operate this heater with the wireless using pads and push button clips provided hand-held remote control set. One battery must with receiver (see Figure 20). be installed in the receiver and one in the hand- 9. Connect wires to control valve at the TPTH and held remote control unit. Note: O
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6. Align holes in bottom of right top log (#6) with INSTALLATION pins on top of right bottom log (#2). Place log Continued on pins (see Figure 27, page 19). INSTALLING LOGS 7. The effect of glowing embers can be created by placing rock wool on front burner. For best WARNING: Failure to position effect, use only the smallest amount necessary the parts in accordance with these to create the glow. Tear rock wool into dime- size pieces and place pieces on and around diagrams or failure to u
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LIGHTING INSTALLATION INSTRUCTIONS Continued Log #5 WARNING: Log #6 • If fireplace has glass doors, operate this with never heater Log #3 glass doors closed. If you op- Log #2 erate heater with doors closed, heat buildup inside fireplace will cause glass to burst. Make i suretherearenoobstruct ons across opening of fireplace. • You must operate this heater Figure 27 - Installing Logs #5 and #6 with a fireplace screen in place. Make sure fireplace screen is OPERATING HEATER l i . c o
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Pilot Burner OPERATING HEATER Ignitor Electrode Continued 5. Press in and turn control knob counter- clockwise to the PILOT position. Press in control knob for five (5) seconds (see Figure 28). Note: You may be running this heater for Propane/LP Gas the first time after hooking up to gas sup- Ignitor ply. If so, the control knob may need to be Pilot Burner Electrode pressed in for 30 seconds or more. This will allow air to bleed from the gas system. 6. With control knob pressed in, press
