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                        INSTALLATION  INSTRUCTIONS
AND
OWNER'S  MANUAL
The Vail Vent-Free Gas Fireplaces
UNVENTED 
GAS FIREPLACE
MODELS
VFHS-20R-4
VFHS-20/10T-4
This appliance may be installed in an 
aftermarket, permanently located, 
manufactured (mobile) home, where not 
EFFECTIVE  DATE 
prohibited by local codes. 
JUNE 2005
This appliance is only for use with the type 
of gas indicated on the rating plate. This 
appliance is not convertible for use with 
INSTALLER: Leave this manual with the 
other gases.
appliance.
                    
                    ページ2に含まれる内容の要旨 
                    
                        TABLE OF CONTENTS SECTION PAGE Important Safety  Information .....................................................................................................................3 Safety Information for Users of LP Gas ......................................................................................................4 Introduction ..................................................................................................................................................5 Specifications ..
                    
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                        IMPORTANT SAFETY INFORMATION THIS IS A HEATING APPLIANCE • Do not place trash, logs or other articles on the log set  • An unvented room heater having an input  rating of  during operation. more than 6,000 Btu per hour shall not be installed in a  bathroom. • During manufacturing, fabricating and shipping, various  components of this appliance are treated with certain oils,  • An unvented room heater having an input rating of more  films or bonding agents. These bonding agents are not  than 10,00
                    
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                        SAFETY INFORMATION FOR USERS OF LP-GAS Propane (LP-Gas) is a flammable gas which can cause fires by point with the members of your household. Someday  and explosions. In its natural state, propane is odorless and when there may not be a minute to lose, everyone's safety  colorless. You may not know all the following safety precau- will depend on knowing exactly what to do. If, after read- tions which can protect both you and your family from an ing the following information, you feel you still nee
                    
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                        INTRODUCTION Instructions to Installer an Unvented Room Heater and should be installed according to  1. Installer must leave instruction manual with owner after  these instructions. installation. Any alteration of the original design, installed other than  2. Installer must have owner fill out and mail warranty card  as shown in these instructions or use with a type of gas not  supplied with unvented room heater. shown on the rating plate is the responsibility of the person  3. Installer should s
                    
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                        SPECIFICATIONS Model  VFHS-20R VFHS-20/10T Accessories Input  Maximum 20,000 20,000/10,000 VFS-BK Automatic Blower   EHL-24-1 Brick Liner    Minimum 14,000 7,000/7,000 VPP1A-22 Aged Brick Liner  Minimum Firebox Opening Accessories For VFHS-20R Only FRBC-1 Battery Operated Remote Control Height   26 3/4" 26 3/4" FRBTC-1 Battery Operated Remote Control  Depth   11 1/4" 11 1/4"  w/Thermostat FREC-1 Electric Remote Control Front Width 23 1/4" 23 1/4" FWS-1 Wall Switch Rear Width 17 1/4" 17 1/4" GWSG
                    
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                        3. Add the BTU/Hr of all fuel burning appliances in the space.  Vent-free heater    BTU/Hr  Gas water heater   BTU/Hr  Gas furnace   BTU/Hr  Vented gas heater   BTU/Hr  Gas fireplace logs   BTU/Hr  Other gas appliances* +    BTU/Hr  Total  =  BTU/Hr Example: Vented gas heater  20,000 BTU/Hr    Vent-free heater + 18,000 BTU/Hr    Total  = 38,000 BTU/Hr *Do not include direct-vent gas appliances. Direct vent draws  combustion air from the outdoors and vents to the outdoors. 4. Compare the maximum B
                    
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                        GAS SUPPLY must be placed immediately upstream of the gas supply  Check all local codes for requirements, especially for the size and  connection to the appliance. type of gas supply line required. 2. The appliance and its individual shutoff valve must be  Recommended Gas Pipe Diameter disconnected from the gas supply piping system during any  pressure testing of that system at test pressures in excess of   Pipe Length Schedule 40 Pipe Tubing, Type L 1/2 psig (3.5 kPa).  (Feet) Inside Diameter O
                    
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                        CLEARANCES Mantel Clearances for Built-in Installation Minimum Wall and Ceiling Clearances 30 ” (762mm) Figure 4 This fireplace can be installed with zero (0") clearance to  combustible material When facing the front of the appliance the minimum clearances  to combustible construction (material) are the following:  1. Clearances from the right side or left side of the fireplace  opening to any combustible wall or material should not be   Figure 5 less than 4 inches.  2. Clearances from the top of 
                    
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                        INSTALLATION OF FIREPLACE INTO MANTEL  1. Position base approximately 5" from wall surface. Installing Fireplace in Mantel ( Figure 9)  2. Attach nailing flange to fireplace top with two (2) 10 x 1/2"  screws.  3. Place fireplace on top of base.   4. Gas line connections must be made at this time. When facing  the fireplace the gas supply will enter on right-hand side. See  "Gas Supply" Page 8.  5. Place right mantel side against base. Insert dowels in  breastboard into right mantel side. Breastboar
                    
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                        BUILT-IN FIREPLACE INSTALLATION Built-In Fireplace Installation Rough Opening for Installing in Corner ( Figure 11) Built-in installation of this fireplace involves installing fireplace  into a framed-in enclosure. This makes the front of fireplace flush  with wall. If installing a mantel above the fireplace, you must follow    the clearances shown in Figure 5, page 9. Follow the instructions  below to install the fireplace in this manner. Frame in rough opening. Use dimensions shown in  Figure 10 for
                    
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                        PLACEMENT OF GLOWING EMBERS (ROCK WOOL) Provided with the log set is a small bag of glowing embers (rock A thin layer of rock wool should be placed under open space  wool) to be placed between logs on the flat metal surface of the between the right and left middle logs. burner. Rock wool should not be placed in the area of the pilot  Placement of the embers (rock wool) is very individual and light  assembly. coverage of the areas indicated will provide your best effects. We  Replacement of loose 
                    
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                        VFHS-20R LIGHTING INSTRUCTIONS FOR YOUR SAFETY READ BEFORE LIGHTING WARNING: If you do not follow these instructions exactly, a fire or explosion may result  causing property damage, personal injury or loss of life. A.  This appliance has a pilot which must be lighted by • If you cannot reach your gas supplier, call the fire  hand. When lighting the pilot, follow these instructions department. exactly. C.  Use only your hand to push in or turn the gas control  B.  BEFORE LIGHTING smell all around 
                    
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                        VFHS-20/10T LIGHTING INSTRUCTIONS FOR YOUR SAFETY READ BEFORE LIGHTING WARNING:  If you do not follow these instructions exactly, a fire or explosion may result  causing property damage, personal injury or loss of life. A.  This appliance has a pilot which must be lighted by phone.  Follow the gas supplier's instructions. hand.  When lighting the pilot, follow these instructions • If you cannot reach your gas supplier, call the fire  exactly. department. B.  BEFORE LIGHTING  smell all around the a
                    
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                        PILOT FLAME CHARACTERISTICS This will blow out foreign materials such as dust, lint and  Figures 13 and 16 show a correct pilot flame pattern. The correct  spider webs. Tighten nut B also by grasping nut A.  flame will be blue and will extend beyond the thermocouple. The  flame will surround the thermocouple just below the tip. A slight  yellow flame may occur where the pilot flame and main burner  flame meet. Figures 14 and 17 show an incorrect pilot flame pattern.  The incorrect pilot flame is not tou
                    
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                        Cleaning and Maintenance/Pilot Oxygen Depletion Sensor Pilot When the pilot has a large yellow tip flame, clean the Oxygen  Depletion Sensor as follows: 1. Clean the ODS pilot by loosening nut B from the pilot tubing.  When this procedure is required, grasp nut A with an open end  wrench. 2. Blow air pressure through the holes indicated by the arrows.  This will blow out foreign materials such as dust, lint and  spider webs. Tighten nut B also by grasping nut A.  Figure 18 Warning:  Never use nee
                    
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                        WIRING Label all wires prior to disconnection when servicing controls. VFHS-20R Wiring Diagram Wiring errors can cause improper and dangerous operation. Verify  proper operation after servicing. Millivolt thermopile is self powered, gas valve does not require  110 volts. Maximum length of 20 feet of 16 AWG to conductor  wires is to be used with all optional switches. Use the two leads (Brown and Black/Red wires) to attach optional  components. Check 750 Millivolt System Operation Millivolt syste
                    
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                        TROUBLESHOOTING SYMPTOMS - POSSIBLE CAUSES AND CORRECTIONS Turn appliance OFF and allow to cool before servicing. Only a qualified service person should service and repair the heater.  1. When ignitor button is pressed, there is no spark at ODS/ c. Manual Shutoff valve not fully open - Fully open manual  pilot. shutoff valve. d. Thermocouple connection loose at control valve - Hand  a. Ignitor electrode positioned wrong - Replace pilot. tighten until snug, then tighten 1/4 turn more. b. Ignitor e
                    
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                        PARTS LIST ATTENTION:  When ordering parts, it is very important that part number and description of part coincide. Index     Part Index    Part   No. Number Description  No. Number Description  1 11328 TRIM - TOP VFHS-20R ONLY  2 11326 TRIM - LEFT 19 R-3623 PILOT ASSEMBLY - LPG  3 11327 TRIM - RIGHT 19 R-3624 PILOT ASSEMBLY - NAT  4 10554 NAILING FLANGE (3 REQUIRED)  21 P-181 ORIFICE - NAT (20,000 BTU)  5 11289 OUTER WRAPPER TOP  29 R-5700 VALVE - NAT  6 10574 CORNER BRACE 2  29 R-5701 VALVE - 
                    
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                        PARTS VIEW Page 20 16717-2-0605