Desa VRL24NR Owner's Manual
24/30" remote-ready/thermostat models unvented gas log heater
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- Owner's operating & installation manual (44 pages) ,
- Owner's operation and installation manual (44 pages) ,
- Owner's operation and installation manual (38 pages)
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UNVENTED (VENT-FREE) GAS LOG HEATER
OWNER'S OPERATION AND INSTALLATION MANUAL
VRL24NR, VRL24PR, VRL30NR, VRL30PR,
VRL24NT, VRL24PT, VRL30NT, VRL30PT, CSG3924NT, CSG3924PT
Remote-Ready Models Also Design-Certified As Vented Decorative Appliances
WARNING: If the information in this manual is not
followed 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 any other
appliance.
— WHAT TO DO IF YOU SMELL GAS
• Do not try to light any appliance.
• Do not touch any electrical switch; do not use any
phone in your building.
• Immediately call your gas supplier from a neighbor's
phone. Follow the gas supplier's instructions.
• If you cannot reach your gas supplier, call the fire
department.
— Installation and service must be performed by a quali-
fied installer, service agency or the gas supplier.
INSTALLER: Leave this manual with the appliance.
CONSUMER: Retain this manual for future reference.
24" AND 30" REMOTE-READy MODELS:
CSG3924NR, CSG3924PR
24" AND 30" THERMOSTAT MODELS:
For more information, visit www.desatech.com
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Table of Contents
Related Manuals for Desa VRL24NR
Summary of Contents for Desa VRL24NR
- Page 1 UNVENTED (VENT-FREE) GAS LOG HEATER OWNER’S OPERATION AND INSTALLATION MANUAL 24" AND 30" REMOTE-READy MODELS: VRL24NR, VRL24PR, VRL30NR, VRL30PR, CSG3924NR, CSG3924PR 24" AND 30" THERMOSTAT MODELS: VRL24NT, VRL24PT, VRL30NT, VRL30PT, CSG3924NT, CSG3924PT Remote-Ready Models Also Design-Certified As Vented Decorative Appliances...
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Page 2: Table Of Contents
TABLE OF CONTENTS Safety ..............2 Cleaning and Maintenance ........ 26 Product Identification ........... 5 Troubleshooting ..........28 Optional Remote Control Accessories ....5 Optional Positioning of Thermostat Sensing Bulb .. 32 Local Codes............5 Wiring Diagram ..........33 Unpacking............6 Specifications ............ - Page 3 SAFETy Continued WARNING: This product con- WARNING: This appliance is tains and/or generates chemicals for installation only in a solid-fu- known to the State of California el burning fireplace or approved to cause cancer or birth defects ventless firebox enclosure. or other reproductive harm.
- Page 4 SAFETy Continued 8. To prevent the creation of soot, follow the Keep the appliance area clear instructions in Cleaning and Maintenance, and free from combustible ma- page 26. terials, gasoline and other flam- 9. Before using furniture polish, wax, carpet mable vapors and liquids.
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Page 5: Product Identification
PRODUCT IDENTIFICATION Thermostat Models Remote-Ready Models Selector Switch (Optional) Log Set (Varies Pilot According to Model) Rear Grate Assembly Grate Burner Piezo Ignitor Front ON/OFF/ Burner PILOT Knob Burner Base Middle Control Assembly Burner Piezo Knob Ignitor Front and Rear Front and Rear Base Burner Control... -
Page 6: Unpacking
UNPACkING Note: Do not pick up heater base as- CAUTION: Do not remove the sembly by burners. This could damage heater. Always handle base assembly by data plates from the grate as- the sides of assembly. sembly. The data plates contain 2. - Page 7 AIR FOR COMBUSTION AND VENTILATION Continued Unusually tight construction is defined as Example: Space size 20 ft. (length) x 16 ft. construction where: (width) x 8 ft. (ceiling height) = 2,560 cu. ft. (volume of space) a. walls and ceilings exposed to the out- If additional ventilation to adjoining room side atmosphere have a continuous is supplied with grills or openings, add the...
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Page 8: Installation
AIR FOR COMBUSTION AND VENTILATION Continued ceiling and one within 12" of the floor on the WARNING: If the area in which wall connecting the two spaces (see options 1 the heater may be operated does and 2, Figure 2). You can also remove door into not meet the required volume for adjoining room (see option 3, Figure 2). - Page 9 INSTALLATION Continued NOTICE: State or local codes WARNING: Never install may only allow operation of this heater appliance in a vented configura- • in a bedroom or bathroom un- tion. Check your state or local less installed as a vented ap- codes (Remote-Ready Models pliance, see page 13 (Remote- Only).
- Page 10 INSTALLATION Continued INSTALLATION AND CLEARANCES NOTICE: Manual control heaters (Vent-Free Operation Only) may be used as a vented product. If so, you must always run heater WARNING: Maintain the with chimney flue damper open. minimum clearances. If you can, If running heater with damper provide greater clearances from open, noncombustible material floor, ceiling and adjoining wall.
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Page 11: Mantel Clearances
INSTALLATION Continued Noncombustible Requirements for Material Distance (A) Safe Installation 12" or more Noncombustible material okay. Between 8" Install fireplace hood and 12" accessory (GA6050, GA6052 or GA6053, see Accessories, page 30). Less than 8" Noncombustible material must be extended to at least 8". See Between 8"... - Page 12 INSTALLATION Continued Determining Minimum Mantel Clearance NOTICE: If your installation does when Using a Hood not meet the minimum clear- If minimum clearances in Figure 6 (see page 11) ances shown, you must do one are not met, you must have a hood. When using of the following: a hood there are still certain minimum mantel clearances required.
- Page 13 INSTALLATION Continued INSTALLING DAMPER CLAMP ACCESSORY FOR VENTED Damper OPERATION (Remote-Ready Models Only) Note: When used as a vented heater, ap- pliance must be installed only in a solid-fuel Damper burning fireplace with a working flue and con- Clamp structed of noncombustible material. For Massachusetts Residents Only: Instal- Damper Damper...
- Page 14 INSTALLATION Continued IMPORTANT: Make sure the heater burners 9. Drill holes at marked locations using 3/16" are level. If heater is not level, heater will not drill bit. work properly. For thermostat models, avoid 10. Attach base assembly to fireplace floor damage to thermostat bulb.
- Page 15 INSTALLATION Continued Installation Items Needed Installation must include a equipment shutoff Before installing heater, make sure you have valve, union and plugged 1/8" NPT tap. Locate the items listed below. NPT tap within reach for test gauge hook up. • external regulator (supplied by installer) NPT tap must be upstream from heater (see •...
- Page 16 INSTALLATION Continued Natural From Gas Meter (5" W.C.** to 10.5" W.C. WARNING: Never use an CSA Design- Pressure) open flame to check for a leak. Certified Equipment Propane/LP Shutoff Valve With Apply a commercial leak de- From External 1/8" NPT Tap* Regulator (11"...
- Page 17 INSTALLATION PRESSURE TESTING HEATER GAS CONNECTIONS Continued 1. Open equipment shutoff valve (see Fig- 3. Check all joints from gas meter for natural ure 16). gas or propane/LP supply to equipment 2. Open main gas valve located on or near shutoff valve (see Figure 17 or 18).
- Page 18 INSTALLATION Continued Models CSG3924NT, CSG3924PT, Log #3 CSG3924NR and CSG3924PR 1. Place log #1 (ember bed) onto base over alignment screws to left of front burner Log #2 and behind middle burner. Log #1 will sit on top of front and middle burners (see Figure 19).
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Page 19: 2 Www.desatech.com
INSTALLATION Continued Models VRL24NR, VRL24PR, VRL30NR, 4. Place log #4 onto two alignment screws VRL30PR, VRL24NT, VRL24PT, VRL30NT to rear of base (see Figure 24). and VRL30PT 5. Locate hole on bottom of log #5 and place 1. Place log #1 (ember bed) onto base over over pin on log #2. -
Page 20: Operation
OPERATION THERMOSTAT-CONTROLLED MODELS FOR YOUR SAFETY LIGHTING READ BEFORE LIGHTING INSTRUCTIONS WARNING: If you do not fol- WARNING: low these instructions exactly, • If fireplace has glass doors, a fire or explosion may result never operate this heater with causing property damage, per- glass doors closed. -
Page 21: Thermostat Control
OPERATION Continued 9. To light the rear yellow flame burner, push 5. Turn control knob counterclockwise in and turn rear burner control knob coun- to the PILOT position. Press in control knob terclockwise to the ON position. for five (5) seconds (see Figure 27). 10. - Page 22 OPERATION Continued REMOTE-READy MODELS FOR YOUR SAFETY LIGHTING READ BEFORE LIGHTING INSTRUCTIONS WARNING: If you do not fol- WARNING low these instructions exactly, • If fireplace has glass doors, a fire or explosion may result never operate this heater with causing property damage, per- glass doors closed.
- Page 23 OPERATION Continued 4. Press in and turn control knobs clockwise CAUTION: Do not try to ad- to the OFF position. just heating levels by using the 5. Wait five (5) minutes to clear out any gas. Then smell for gas, including near the equipment shutoff valve.
- Page 24 OPERATION Continued TO TURN OFF GAS Control Knob Rear Burner TO APPLIANCE Control Knob 1. Turn control knob clockwise to the OFF position. 2. Turn rear burner control knob clockwise to the OFF position. 3a. Set selector switch in the OFF position. Ignitor Button 3b.
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Page 25: Inspecting Burners
OPERATION Continued Digital heat from the fireplace will turn off the fire- Indicator Display place. Ideally, place hand-held remote in the Light Shows center of the room facing towards fireplace. AUTO Locks Temperature ROOM Note: Do not hold the hand-held remote for TEMP TEMP System to... -
Page 26: Cleaning And Maintenance
INSPECTING BURNERS Continued Note: The pilot flame on natural gas units will If front and/or middle burner flame patterns have a slight curve, but flame should be blue are incorrect, as shown in Figure 39 and have no yellow or orange color. •... - Page 27 CLEANING AND MAINTENANCE Continued Ports/Slots 1. Shut off unit, including pilot. Allow unit to cool for at least thirty minutes. Injector 2. Inspect burners, pilot and primary air inlet Holder holes on injector holder for dust and dirt (see Figures 40 or 41). 3.
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Page 28: Troubleshooting
TROUBLESHOOTING WARNING: Turn off and unplug heater and let cool before servicing. Only a qualified service person should service and repair heater. CAUTION: Never use a wire, needle or similar object to clean ODS/pilot. This can damage ODS/pilot unit. Note: All troubleshooting items are listed in order of operation. OBSERVED PROBLEM POSSIBLE CAUSE REMEDY... - Page 29 TROUBLESHOOTING Continued OBSERVED PROBLEM POSSIBLE CAUSE REMEDY ODS/pilot lights but flame 1. Control knob not fully 1. Press in control knob fully goes out when control knob pressed in is released 2. Control knob not pressed in 2. After ODS/pilot lights, keep long enough control knob pressed in 30 seconds...
- Page 30 TROUBLESHOOTING Continued OBSERVED PROBLEM POSSIBLE CAUSE REMEDY Yellow flame in front/middle 1. Not enough air 1. Check burner(s) for dirt burner during burner combus- and debris. If found, clean tion (VRL and CSG models) burner(s) (see Cleaning and Maintenance, page 26) 2.
- Page 31 TROUBLESHOOTING Continued WARNING: If you smell gas • Shut off gas supply. • Do not try to light any appliance. • Do not touch any electrical switch; do not use any phone in your building. • Immediately call your gas supplier from a neighbor’s phone. Fol- low the gas supplier’s instructions.
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Page 32: Optional Positioning Of Thermostat Sensing Bulb
OPTIONAL POSITIONING OF THERMOSTAT SENSING BULB FOR MASONRY AND FACTORY- BUILT METAL FIREPLACE If your log set cycles to pilot, but the room tem- perature drops to a lower than ideal comfort level before the log set comes back on, you may want Figure 44 - Adhesive-backed Mounting Clip to reposition the thermostat sensing bulb. -
Page 33: Wiring Diagram
WIRING DIAGRAM (REMOTE-READY MODELS ONLY) Note: For proper operation of optional accessories, the wires from the switch to the control valve must be connected exactly as shown: Black Auto Switch TPTH Gas Control TPTH TP Thermopile White O.D.S. PILOT THERMOPILE IGNITOR PILOT THERMOCOUPLE... -
Page 34: Specifications
• Ignition: Piezo • Manifold Pressure: 8" W.C. • Inlet Gas Pressure (in. of water): Maximum 14" W.C., Minimum* 11" W.C. • Certified Standards: Z21.11.2-2007, Z21.60-1996, CGA2.26-M96 CSG3924NR, VRL24NR, VRL30NR • 10,000/40,000 Btu (Variable) • Type Gas: Natural • Ignition: Piezo •... -
Page 35: Parts
PARTS LOGS Log Set for Models: Log Set for Models: CSG3924NT, CSG3924PT VRL24NT, VRL24PT, VRL24NR, CSG3924NR, CSG3924PR VRL24PR, VRL30NT, VRL30PT, VRL30NR, VRL30PR PART NUMBER VRL24 VRL30 CSG3924 DESCRIPTION QTY. 110020-01 110020-02 110020-03 Log Set 110103-02 110103-01 110103-01 Log Ember Bed... - Page 36 PARTS THERMOSTAT-CONTROLLED MODELS VRL24NT, VRL24PT, VRL30NT, VRL30PT CSG3924NT, CSG3924PT www.desatech.com 110021-01S...
- Page 37 PARTS THERMOSTAT-CONTROLLED MODELS VRL24NT, VRL24PT, VRL30NT, VRL30PT CSG3924NT, CSG3924PT This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 40 of this manual. NO. PART NO. DESCRIPTION Burner Carriage •...
- Page 38 PARTS REMOTE-READY MODELS VRL24NR, VRL24PR, VRL30NR, VRL30PR, CSG3924NR, CSG3924PR Items 12 & 22 Natural Gas Models Only www.desatech.com 110021-01S...
- Page 39 PARTS REMOTE-READY MODELS VRL24NR, VRL24PR, VRL30NR, VRL30PR, CSG3924NR, CSG3924PR This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 40 of this manual. NO. PART NO. DESCRIPTION Burner Carriage •...
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Page 40: Replacement Parts
• fireplace will not produce specified heat serial numbers of your heater ready. • for propane/LP units, propane/LP gas sup- You can also visit DESA Heating, LLC’s web ply may be low site at www.desatech.com. You may feel your gas pressure is too low. If so, contact your local natural or propane/LP gas supplier. -
Page 41: Accessories
Purchase these accessories from your RECEIVER AND HAND-HELD local dealer. If they can not supply these THERMOSTAT REMOTE CONTROL accessories call DESA Heating, LLC at KIT - HRC200 1-866-672-6040 for information. You can also For all Remote-Ready Models. Allows the... - Page 42 NOTES ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ www.desatech.com 110021-01S...
- Page 43 NOTES ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ 110021-01S www.desatech.com...
- Page 44 DESA Heating, LLC 2701 Industrial Drive P.O. Box 90004 Bowling Green, KY 42102-9004 www.desatech.com 110021-01 Rev. S 110021 01 09/08 NOT A UPC...