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UNVENTED (VENT-FREE)
GAS LOG HEATER
OWNER’S OPERATION AND
INSTALLATION MANUAL
For more information, visit www.desatech.com For more information, visit www.desatech.com
18", 24", and 30" Variable 18", 24", and 30"
Manually-Controlled Models Thermostatically-Controlled Models
CRL2718P/N CGD3924PT/NT
CRL3124P/N CGD3018PT/NT
CCL3018PA/NA CCL3018PTA/NTA
CCL3924PA/NA CCL3924PTA/NTA
CCL3930PTB/NTB
(Smoky Mountain Oak Model Shown)
BILTMORE SPLIT OAK, SEASONAL OAK
AND SMOKY MOUNTAIN OAK LOGS
Variable Man
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TABLE OF CONTENTS SAFETY INFORMATION 2 TABLE OF CONTENTS SAFETY INFORMATION ............................................................ 2 OPTIONAL POSITIONING OF THERMOSTAT SENSING BULB FOR MASONRY AND FACTORY-BUILT METAL PRODUCT IDENTIFICATION ..................................................... 3 FIREPLACE .......................................................................... 25 LOCAL CODES ........................................................................... 4 REPLACEMENT
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SAFETY INFORMATION 3 PRODUCT IDENTIFICATION 3 SAFETY INFORMATION Continued 1. This appliance is only for use with the type of gas indicated on 14. Do not use heater if any part has been exposed to or under wa- the rating plate. This appliance is not convertible for use with ter. Immediately call a qualified service technician to inspect other gases. the room heater and to replace any part of the control system and any gas control which has been under water. 2. Do not place propane/LP supply tank
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LOCAL CODES 4 UNPACKING PRODUCT FEATURES AIR FOR COMBUSTION AND VENTILATION Providing Adequate Ventilation LOCAL CODES AIR FOR COMBUSTION AND Install and use heater with care. Follow all local codes. In the absence VENTILATION of local codes, use the latest edition of The National Fuel Gas Code, ANSI Z223.1/NFPA 54*. WARNING: This heater shall not be installed in a *Available from: confined space or unusually tight construction unless American National Standards Institute, Inc. provisions are p
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AIR FOR COMBUSTION AND VENTILATION 5 Providing Adequate Ventilation (Cont.) 5 Determining Fresh-Air Flow for Heater Location AIR FOR COMBUSTION AND VENTILATION Continued c. caulking or sealants are applied to areas such as 3. Add the Btu/Hr of all fuel burning appliances in the space. joints around window and door frames, between sole Vent-free heater _____________ Btu/Hr plates and floors, between wall-ceiling joints, between Gas water heater* _____________ Btu/Hr wall panels, at penetrations f
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AIR FOR COMBUSTION AND VENTILATION Ventilation Air 6 AIR FOR COMBUSTION AND VENTILATION Continued VENTILATION AIR 12" Ventilation Air From Inside Building This fresh air would come from an adjoining unconfined space. Ventilation When ventilating to an adjoining unconfined space, you must Ventilation Grills Grills provide two permanent openings: one within 12" of the ceiling and Into Adjoining Room, Into Adjoining Or Option 2 one within 12" of the floor on the wall connecting the two spaces Ro
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INSTALLATION 7 Check Gas Type 7 Installation and Clearances for Vent-Free Operation INSTALLATION NOTICE: This heater is intended for use as supple- CAUTION: This heater creates warm air currents. mental heat. Use this heater along with your primary These currents move heat to wall surfaces next to heating system. Do not install this heater as your heater. Installing heater next to vinyl or cloth wall primary heat source. If you have a central heating coverings or operating heater where impuriti
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INSTALLATION Installation and Clearances for Vent-Free Operation (Cont.) 8 INSTALLATION Continued If Using Mantel Minimum Clearances For Side Combustible Mate- rial, Side Wall, and Ceiling You must have noncombustible material(s) above the fireplace opening. Noncombustible materials (such as slate, marble, tile, etc.) A. Clearances from the side of the fireplace cabinet to any com- bustible material and wall should follow diagram in Figure 5. must be at least 1/2 inch thick. With sheet metal, yo
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INSTALLATION 9 Mantel Clearances 9 Floor Clearances INSTALLATION Continued Mantel Shelf MANTEL CLEARANCES 12" Underside of 10" Mantel Shelf In addition to meeting noncombustible material clearances, you 8" must also meet required clearances between fireplace opening and 6" mantel shelf. If you do not meet the clearances in Figure 7, you will 1 2 /2" All minimum need a hood. distances are in inches Minimum Non- Determining Minimum Mantel Clearance Combustible Log Set Material All Models 8" 12"
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INSTALLATION Installing Damper Clamp Accessory for Vented Operation 10 Installing Heater Base Assembly INSTALLATION Continued INSTALLING HEATER BASE ASSEMBLY INSTALLING DAMPER CLAMP ACCESSORY FOR VENTED OPERATION CAUTION: Do not remove the data plates attached Note: When used as a vented heater, appliance must be installed to the heater base assembly. The data plates contain only in a solid-fuel burning fireplace with a working flue and important warranty and safety information. constructed of
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INSTALLATION 11 Installing Heater Base Assembly (Cont.) 11 Connecting to Gas Supply INSTALLATION Continued 7. Mark screw locations through holes in mounting brackets (see CONNECTING TO GAS SUPPLY Figure 13 and 14). If installing in a brick-bottom fireplace, mark screw locations in mortar joint of bricks. WARNING: This appliance requires a 1/2" NPT 8. Remove heater base from fireplace. (National Pipe Thread) inlet connection to the pres- 9. Drill holes at marked locations using 3/16" drill bit.
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INSTALLATION Connecting to Gas Supply (Cont.) 12 Checking Gas Connections INSTALLATION Continued Installation must include an equipment shutoff valve, union, and WARNING: Use pipe joint sealant that is resistant plugged 1/8" NPT tap. Locate NPT tap within reach for test gauge to liquid petroleum (LP) gas. hook up. NPT tap must be upstream from heater (see Figure 16). IMPORTANT: Install equipment valve in an accessible location. We recommend that you install a sediment trap in supply line as The
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INSTALLATION 13 Checking Gas Connections (Cont.) 13 Installing Logs INSTALLATION Continued Test Pressures Equal To or Less Than 1/2 PSIG (3.5 kPa) 6. Light heater (see Operating Heater, pages 17 and 19 [manu- ally-controlled models] or pages 19 and 20 [thermostatically- 1. Close equipment shutoff valve (see Figure 17). controlled models]). Check all other internal joints for leaks. 2. Pressurize supply piping system by either opening propane/LP sup- 7. Turn off heater (see To Turn Off Gas to App
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3 INSTALLATION Installing Logs (Cont.) 14 INSTALLATION Continued 3. Locate the recesses on the back of the front log (#3). Fit these Notches Crossover Log (#4) recesses between the posts of the grate base (see Figure 22). 4. Locate the notches in the bottom of the crossover log (#4). Place the crossover log on top of the middle log and front log. Make sure the notches of the crossover log lines up with rectangular knobs on top of the middle and front logs (see Figure 23). 5. Place lava rock arou
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INSTALLATION 15 Installing Logs (Cont.) 15 INSTALLATION Continued 2. Place the base of the middle log (#2) in the U-shaped slots of the grate base. The cutout on the right of the middle log should fit Pins over the burner (see Figure 25). Make sure the front of the middle Crossover Log (#4) log is resting on the tabs of the grate base. Middle Log 3. Locate pins on the bottom of back log (#3). Slide these pins into the Back (#2) holes in the grate base behind the burner (see Figure 26). Log (#3)
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6 7 INSTALLATION Installing Logs (Cont.) 16 INSTALLATION Continued 6. Locate holes on the bottom of crossover log (#6). Slide these Single Burner Seasonal Oak Models holes onto the right pins located in middle log (#2) and front log CRL2718P/N, CRL2718P/N (#1). See Figure 30 for CCL3924PTA/NTA or CCL3930PTB/ NTB. See Figure 29, page 15, for CCL3018PA/NA or WARNING: Failure to position the parts in accor- CCL3018PTA/NTA. dance with these diagrams or failure to use only parts 7. For CCL3930PTB/NT
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INSTALLATION 17 Installing Logs (Cont.) 17 OPERATING HEATER (Manually-Controlled Models ) INSTALLATION OPERATING HEATER Continued MANUALLY-CONTROLLED MODELS FOR YOUR SAFETY Front Log READ BEFORE LIGHTING WARNING: If you do not follow these instructions exactly, a fire or explosion may result causing prop- erty damage, personal injury or loss of life. Post A. This appliance has a pilot which must be lighted by hand. When lighting the pilot, follow these instructions exactly. B. BEFORE LIGHTING s
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OPERATING HEATER (Manually Controlled Models) Lighting Instructions (Cont.) 18 Variable Control Operations To Turn Gas Off to Appliance OPERATING HEATER Continued Note: Home owners generally prefer to operate their heater 6. With control knob pressed in, press and release ignitor but- with the chimney damper closed. This will put all the heat into ton. This will light pilot. The pilot is attached to the burner. the room. However, there may be times you will desire the full If needed, keep pressi
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OPERATING HEATER (Manually Controlled Models) 19 Manual Lighting Procedure 19 OPERATING HEATER (Thermostatically-Controlled Models) For Your Safety Read Before Lighting OPERATING HEATER Continued MANUAL LIGHTING LIGHTING PROCEDURE INSTRUCTIONS 1. Follow steps 1 through 5 under Lighting Instructions, page WARNING 18. • If fireplace has glass doors, never operate this 2. Depress control knob and light pilot with match. heater with glass doors closed. If you operate heater 3. Keep control knob pre
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LO Pilot OPERATING HEATER (Thermostatically-Controlled Models) Lighting Instructions (Cont.) 20 To Turn Off Gas to Appliance Thermostat Control Operation Manual Lighting Procedure INSPECTING BURNERS Pilot Flame Pattern OPERATING HEATER Continued 6. With control knob pressed in, press and release ignitor but- THERMOSTAT ton. This will light pilot. The pilot is attached to the front CONTROL OPERATION burner. If needed, keep pressing ignitor button until pilot lights. Note: If pilot does not stay l
