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N
O
T
O
UNVENTED (VENT-FREE)
PROPANE/LP GAS LOG HEATER
VARIABLE MANUALLY-CONTROLLED MODELS ALSO DESIGN-CERTIFIED
AS VENTED DECORATIVE APPLIANCES
OWNER’S OPERATION AND INSTALLATION MANUAL
VFP18R
VFP24R
VFP30R
18", 24", and 30"
Remote-Ready
EMBER MASTER™
WARNING: If the information in this manual
WARNING: Improper installation, adjust-
is not followed exactly, a fire or explosion
ment, alteration, service, or maintenance
may result causing property damage, per-
can cause injury or property damage.
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FIREPLACE MANUFACTURERS INC. UNVENTED PROPANE/LP GAS LOG HEATER 4. This heater shall not be installed in a bed- SAFETY Due to high temperatures, the room or bathroom, unless installed as a appliance should be located out vented appliance (see Installing INFORMATION of traffic and away from furniture Damper Clamp Accessory for Vented and draperies. Operation, page 10). WARNINGS 5. Before installing in a solid fuel burn- Do not place clothing or other IMPORTANT: Read this owner’s ing fireplace, t
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OWNER’S MANUAL SAFETY UNPACKING LOCAL CODES Install and use heater with care. Follow all INFORMATION local codes. In the absence of local codes, use CAUTION: Do not remove the Continued the latest edition of The National Fuel Gas metal data plates from the grate 14. Do not operate heater if any log is bro- Code, ANS Z223.1, also known as NFPA 54*. assembly. The dataplates contain ken. Do not operate heater if a log is important product information. *Available from: chipped (dime-sized or larger
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FIREPLACE MANUFACTURERS INC. UNVENTED PROPANE/LP GAS LOG HEATER Confined and Unconfined Space PROVIDING ADEQUATE PRODUCT VENTILATION The National Fuel Gas Code, ANS Z223.1 FEATURES defines a confined space as a space whose The following are excerpts from National Continued volume is less than 50 cubic feet per 1,000 Fuel Gas Code, NFPA 54/ANS Z223.1, Sec- 3 Btu per hour (4.8 m per kw) of the aggre- tion 5.3, Air for Combustion and Ventilation. OPTIONAL REMOTE gate input rating of all appliances
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OWNER’S MANUAL AIR FOR COMBUSTION AND VENTILATION Continued DETERMINING FRESH-AIR FLOW FOR HEATER LOCATION Determining if You Have a Confined or Unconfined Space Use this work sheet to determine if you have a confined or unconfined space. Space: Includes the room in which you will install heater plus any adjoining rooms with doorless passageways or ventilation grills between the rooms. 1. Determine the volume of the space (length x width x height). Length x Width x Height = _________________ cu.
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FIREPLACE MANUFACTURERS INC. UNVENTED PROPANE/LP GAS LOG HEATER AIR FOR 12" COMBUSTION AND Ventilation VENTILATION Ventilation Grills Grills Continued Into Adjoining Room, Into Adjoining Or Option 2 Room, VENTILATION AIR Remove Option 1 Door into Ventilation Air From Inside Adjoining Room, Building Option This fresh air would come from an adjoining 3 unconfined space. When ventilating to an adjoining unconfined space, you must pro- 12" vide two permanent openings: one within 12" of the ceilin
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OWNER’S MANUAL INSTALLATION LOG SIZING REQUIREMENTS WARNING: Never install the heater Minimum Firebox Size NOTICE: This heater is intended • in a bedroom or bathroom un- for use as supplemental heat. Use Log Front Rear* less installed as vented appli- this heater along with your pri- Size Height Depth Width Width ance, see page 10 mary heating system. Do not in- • in a recreational vehicle 18" 17" 14" 20" 14" stall this heater as your primary • where curtains, furniture, cloth- 24" 17" 14" 26"
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FIREPLACE MANUFACTURERS INC. UNVENTED PROPANE/LP GAS LOG HEATER IMPORTANT: If you cannot meet these If Using Mantel INSTALLATION minimum clearances, you must operate heater You must have noncombustible material(s) Continued with chimney flue damper open. See Install- above the fireplace opening. Noncombus- ing Damper Clamp Accessory for Vented tible materials (such as slate, marble, tile, Operation, page 10. NOTICE: Manual control heaters etc.) must be at least 1/2 inch thick. With may be used a
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OWNER’S MANUAL Mantel Shelf INSTALLATION 10" Underside of Continued 8" Mantel Shelf 6" MANTEL CLEARANCES 1 2 /2" In addition to meeting noncombustible mate- rial clearances, you must also meet required All minimum clearances between fireplace opening and distances are mantel shelf. If you do not meet clearances in inches listed in Figure 6 you will need a hood. Minimum Non- (A) Combustible Log Set Material Determining Minimum Mantel 24" & 30" Models 12" 18" 20" 22" 24" 24" Models Clearance 8"
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FIREPLACE MANUFACTURERS INC. UNVENTED PROPANE/LP GAS LOG HEATER Damper Clamp INSTALLATION Continued INSTALLING DAMPER CLAMP ACCESSORY FOR Damper Damper VENTED OPERATION Damper Clamp Note: When used as a vented heater, appli- Damper ance must be installed only in a solid-fuel burning fireplace with a working flue and constructed of noncombustible material. Masonry Fireplace Manufactured Fireplace If your heater is a manually-controlled Figure 10 - Attaching Damper Clamp model, you may use this he
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OWNER’S MANUAL The installer must supply an external regu- Installation must include an equipment INSTALLATION lator. The external regulator will reduce shutoff valve, union, and plugged 1/8" NPT Continued incoming gas pressure. You must reduce tap. Locate NPT tap within reach for test Masonry Screw incoming gas pressure to between 11 and 14 gauge hook up. NPT tap must be upstream inches of water. If you do not reduce incom- from heater (see Figure 14). ing gas pressure, heater regulator damage
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FIREPLACE MANUFACTURERS INC. UNVENTED PROPANE/LP GAS LOG HEATER Test Pressures Equ al To or Less Than Pressure Testing Heater Gas INSTALLATION 1/2 PSIG (3.5 kPa) Connections Continued 1. Close equipment shutoff valve (see Fig- 1. Open equipment shutoff valve (see Fig- ure 15). CHECKING GAS ure 15). 2. Pressurize supply piping system by ei- CONNECTIONS 2. Open propane/LP supply tank valve. ther using compressed air or opening 3. Make sure control knob of heater is in propane/LP supply tank valve.
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OWNER’S MANUAL Peg Rear Log (#3) INSTALLATION Front Log (#1) Groove Continued Groove in in Back Back of Log of Log Notch INSTALLING LOGS Grate Prong WARNING: Failure to position the parts in accordance with these diagrams or failure to use only parts specifically approved with this heater may result in property damage or personal injury. Grate Each log is marked with a number. These Grate Prong numbers will help you identify the log when Prongs installing. It is very important to install these
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O N O T FIREPLACE MANUFACTURERS INC. UNVENTED PROPANE/LP GAS LOG HEATER 1. STOP! Read the safety information, LIGHTING OPERATING column 1. INSTRUCTIONS HEATER 2. Make sure equipment shutoff valve is fully open. FOR YOUR SAFETY WARNING 3. Set selector switch in the OFF position. READ BEFORE • If fireplace has glass doors, never operate this heater with LIGHTING WARNING: Burners will come glass doors closed. If you op- on automatically within one erate heater with doors closed, WARNING: If you
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OWNER’S MANUAL For wall thermostat operation, follow in- TO TURN OFF GAS TO OPERATING struction supplied with thermostat ac- APPLIANCE HEATER cessory GWMT1. For wall switch opera- Shutting Off Heater tion follow instructions supplied with Continued GWMS2. 1. Turn control knob clockwise 8. Keep control knob pressed in for 30 to the OFF position. seconds after lighting pilot. After 30 NOTICE: You must light the pilot 2a. Set selector switch in the OFF position. seconds, release control knob. bef
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P O F F O FIREPLACE MANUFACTURERS INC. UNVENTED PROPANE/LP GAS LOG HEATER Thermocouple Pilot Burner OPERATING INSPECTING HEATER BURNERS Continued Check pilot flame pattern and burner flame patterns often. IMPORTANT: This remote control has been specially engineered to take PILOT FLAME PATTERN an air temperature sample every 5.5 Figure 26 - Correct Pilot Flame Pattern Figure 26 shows a correct pilot flame pat- minutes in the auto mode. It will not Pilot Burner tern. Figure 27 shows an incorrect p
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OWNER’S MANUAL Ports/Slots We also recommend that you keep the burner INSPECTING tube and pilot assembly clean and free of Burner dust and dirt. To clean these parts we recom- BURNERS Tube mend using compressed air no greater than Continued 30 PSI. Your local computer store, hard- ware store, or home center may carry com- pressed air in a can. You can use a vacuum Pilot cleaner in the blow position. If using com- Assembly pressed air in a can, please follow the direc- tions on the can. If you do
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FIREPLACE MANUFACTURERS INC. UNVENTED PROPANE/LP GAS LOG HEATER TROUBLESHOOTING WARNING: Turn off and un- CAUTION: Never use a wire, Note: For additional help, visit DESA plug heater and let cool before needle, or similar object to clean servicing. Only a qualified ser- International’s technical service web site ODS/pilot. This can damage ODS/ at www.desatech.com. vice person should service and pilot unit. repair heater. Note: All troubleshooting items are listed in order of operation. OBSERVE
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OWNER’S MANUAL TROUBLESHOOTING Continued OBSERVED PROBLEM POSSIBLE CAUSE REMEDY One or both burners do not light after ODS/ 1. Inlet gas pressure is too low 1. Contact local propane/LP gas company pilot is lit 2. Burner orifice(s) clogged 2. Clean burner(s) (see Cleaning and Main- tenance, page 17) or replace burner orifice(s) 3. Mislocated crossover tube 3. Contact qualified service person 4. Burner orifice(s) diameter is too small 4. Replace burner orifice(s) 5. Selector switch in OFF position
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FIREPLACE MANUFACTURERS INC. UNVENTED PROPANE/LP GAS LOG HEATER 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. Follow the gas supplier’s instructions. • If you cannot reach your gas supplier, call the fire department. IMPORTANT: Operating heater where impurities in air exist may create odors. C
