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ROYAL ENGLISH OAK AND WINCHESTER OAK
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" and 24" Variable Manually-
Controlled Models
CGS2718P, CGS2718N
CGS3124P, CGS3124N
SGS3124P, SGS3124N
CLD3018PA, CLD3018NA
Patent Pending
18" and 24" Thermostatically-
Controlled Models
CLD3018PT, CLD3018NT
CLD3924PTA, CLD3924NTA
(Winchester Oak Model Shown)
VARIABLE MANUALLY-CONTROLLED MOD
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TABLE OF CONTENTS 2 SAFETY INFORMATION TABLE OF CONTENTS SAFETY INFORMATION ............................................................ 2 SERVICE HINTS....................................................................... 20 PRODUCT IDENTIFICATION ..................................................... 3 REPLACEMENT PARTS .......................................................... 20 LOCAL CODES ........................................................................... 4 TROUBLESHOOTING ........
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SAFETY INFORMATION 3 PRODUCT IDENTIFICATION 3 SAFETY INFORMATION Continued 12. This heater needs fresh, outside air ventilation to run properly. You must operate this heater with a fireplace screen This heater has an Oxygen Depletion Sensing (ODS) safety in place. Make sure fireplace screen is closed before shutoff system. The ODS shuts down the heater if not enough running heater. fresh air is available. See Air for Combustion and Ventilation, pages 4 through 6. If heater keeps shutting off, se
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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 VENTILATION absence of local codes, use the latest edition of The National Fuel Gas Code ANSI Z223/NFPA 54*. WARNING: This heater shall not be installed in a *Available from: confined space or unusually tight construction un- American National Standards Institute, Inc. less provisions are pr
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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 2. Multiply the space volume by 20 to determine the maximum Btu/Hr the space can support. Unusually tight construction is defined as construction __________ (volume of space) x 20 = (Maximum Btu/Hr the space where: can support) a. walls and ceilings exposed to the outside atmosphere Example: 2560 cu. ft. (volume of space) x 20 =
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AIR FOR COMBUSTION AND VENTILATION Ventilation Air 6 INSTALLATION AIR FOR COMBUSTION AND VENTILATION Continued VENTILATION AIR Ventilated Ventilation Air From Inside Building Outlet Attic Air This fresh air would come from an adjoining unconfined space. When ventilating to an adjoining unconfined space, you must Outlet provide two permanent openings: one within 12" of the ceiling and Air To Attic one within 12" of the floor on the wall connecting the two spaces (see options 1 and 2, Figure 2).
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INSTALLATION 7 Check Gas Type 7 Installation and Clearances INSTALLATION Continued MINIMUM FIREPLACE WARNING: Seal any fresh air vents or ash clean- CLEARANCE TO out doors located on floor or wall of fireplace. If not, COMBUSTIBLE MATERIALS drafting may cause pilot outage or sooting. Use a heat-resistant sealant. Do not seal chimney flue Log Size Side Wall Ceiling damper. 18", 24" 16" 42" WARNING: Never install the heater LOG SIZING REQUIREMENTS • in a bedroom or bathroom unless installed as a
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INSTALLATION Installation and Clearances (Cont.) 8 INSTALLATION Continued NOTICE: Manual control heaters may be used as a Noncombustible Requirements for vented product. If so, you must always run heater with Material Distance (A) Safe Installation chimney flue damper open. If running heater with 12" or more Noncombustible material okay. damper open, noncombustible material above fire- place opening is not needed. Go to Installing Damper Between 8" and 12" 24" Model: Install fireplace hood Clamp
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INSTALLATION 9 Mantel Clearances 9 Floor Clearances INSTALLATION Mantel Shelf 10" Underside of Continued 8" Mantel Shelf 6" 1 2 /2" MANTEL CLEARANCES In addition to meeting noncombustible material clearances, you All minimum must also meet required clearances between fireplace opening and distances are in inches mantel shelf. If you do not meet the clearances listed below, you will Minimum Non- need a hood. (A) Combustible Log Set Material 12" 18" 20" 22" 24" 24" Model Determining Minimum Man
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INSTALLATION Installing Damper Clamp Accessory For Vented Operation 10 Installing Heater Base Assembly INSTALLATION Continued INSTALLING DAMPER CLAMP ACCESSORY INSTALLING HEATER BASE ASSEMBLY 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 WARNING: For natural gas units, never connect Figure 12). If installing in a brick-bottom fireplace, mark screw locations in mortar joint of bricks. heater to private (non-utility) gas wells. This gas is commonly known as wellhead gas. 8. Remove heater base from fireplace. 9. Drill holes at marked locations using 3/16" drill b
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INSTALLATION Connecting To Gas Supply (Cont.) 12 Checking Gas Connections INSTALLATION Continued Installation must include a equipment shutoff valve, union, and CHECKING GAS CONNECTIONS plugged 1/8" NPT tap. Locate NPT tap within reach for test gauge hook up. NPT tap must be upstream from heater (see Figure 14). WARNING: Test all gas piping and connections , internal and external to unit, for leaks after installing IMPORTANT: Install equipment shutoff valve in an accessible or servicing. Correc
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INSTALLATION 13 Checking Gas Connections (Cont.) 13 Installing Logs, Models CGS2718P, CGS2718N, CGS3124P, CGS3124N, SGS3124P and SGS3124N INSTALLATION Continued Pressure Testing Heater Gas Connections INSTALLING LOGS, MODELS CGS2718P, CGS2718N, CGS3124P, CGS3124N, 1. Open equipment shutoff valve (see Figure 15). SGS3124P AND SGS3124N 2. Open main gas valve located on or near gas meter for natural gas or open propane/LP supply tank valve. WARNING: Failure to position the parts in accor- 3. Make
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INSTALLATION Installing Logs, Models CGS2718P, CGS2718N, CGS3124P, CGS3124N, 14 SGS3124P and SGS3124N (Cont.) Installing Logs, Models CLD3018PA, CLD3018NA, CLD3018PT, CLD3018NT, CLD3924PTA and CLD3924NTA INSTALLATION Continued 2. Locate the notches on the back of the front log (#2). Slide INSTALLING LOGS, MODELS CLD3018PA, these notches over the tabs of the grate base (see Figure 19). CLD3018NA, CLD3018PT, CLD3018NT, 3. Locate the notches in the bottom of the crossover log (#3). Place CLD3924PTA
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INSTALLATION 15 Installing Logs, Models CLD3018PA, CLD3018NA, CLD3018PT, CLD3018NT, 15 CLD3924PTA and CLD3924NTA (Cont.) OPERATING HEATER MANUALLY-CONTROLLED MODELS For Your Safety Read Before Lighting INSTALLATION Continued 3. Locate the notches in the bottom of the front log (#3). Place the front log on the grate fingers. Make sure the notches of the front log line up with the grate fingers (see Figure 23). Crossover Log (#4) 4. Place crossover log (#4) onto the pin (right) on back log (#2) an
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OPERATING HEATER Manually-Controlled Models Lighting Instructions 16 Variable Control Operation OPERATING HEATER Continued Note: If pilot does not stay lit, contact a qualified service LIGHTING person or gas supplier for repairs. Until repairs are made, light pilot with match. To light pilot with match, see Manual INSTRUCTIONS Lighting Procedure, page 17. 7. Keep control knob pressed in for 30 seconds after lighting WARNING: pilot. After 30 seconds, release control knob. • If fireplace has glas
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OPERATING HEATER Manually-Controlled Models 17 To Turn Off Gas To Appliance 17 Manual Lighting Procedure OPERATING HEATER Thermostatically-Controlled Models For Your Safety Read Before Lighting Lighting Instructions OPERATING HEATER Continued C. Use only your hand to push in or turn the gas control knob. TO TURN OFF GAS Never use tools. If the knob will not push in or turn by TO APPLIANCE hand, don’t try to repair it, call a qualified service techni- cian or gas supplier. Force or attempted repa
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LO Pilot OPERATING HEATER Thermostatically-Controlled Models Lighting Instructions (Cont.) 18 To Turn Off Gas To Appliance Thermostat Control Operation Manual Lighting Procedure OPERATING HEATER Continued 5. Turn control knob counterclockwise C-clockwise to the PILOT TO TURN OFF GAS position. Press in control knob for five (5) seconds (see Fig- TO APPLIANCE ure 27). Note: You may be running this heater for the first time Shutting Off Heater after hooking up to gas supply. If so, the control knob
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INSPECTING BURNERS 19 Pilot Flame Pattern 19 Burner Primary Air Holes Main Burner CLEANING AND MAINTENANCE ODS/Pilot And Burner Cleaning Burner Injector Holder and Pilot Air Inlet Hole INSPECTING BURNERS CLEANING AND Check pilot flame pattern and burner flame patterns often. MAINTENANCE PILOT FLAME PATTERN WARNING: Turn off heater and let cool before Figure 29 shows a correct pilot flame pattern. Figure 30 shows an cleaning. incorrect pilot flame pattern. The incorrect pilot flame is not touch
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CLEANING AND MAINTENANCE 20 TECHNICAL SERVICE SERVICE HINTS REPLACEMENT PARTS CLEANING AND MAINTENANCE Continued 4. Check the injector holder located at the end of the burner tube TECHNICAL SERVICE again. Remove any large particles of dust, dirt, lint, or pet hair with a soft cloth or vacuum cleaner nozzle. You may have further questions about installation, operation, or troubleshooting. If so, contact DESA Heating Products’ Technical 5. Blow air into the primary air holes on the injector holde
