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16717-2-0605

INSTALLATION  INSTRUCTIONS

AND

OWNER'S  MANUAL

This is an unvented gas-fired heater.  It uses air 

(oxygen) from the room in which it is installed. 

Provisions for adequate combustion and ventila-

tion air must be provided. Refer to page 6.

WARNING: If not installed, operated and main-

tained  in  accordance  with  the  manufacturer's 

instructions,  this  product  could  expose  you  to 

substances in fuel or from fuel combustion which 

can cause death or serious illness.

WATER  VAPOR:    A  BY-PRODUCT  OF 

UNVENTED ROOM HEATERS

Water vapor is a by-product of gas combustion. An 

unvented room heater produces approximately 

one  (1)  ounce  (30ml)  of  water  for  every  1,000 

BTU's (.3KW's) of gas input per hour. Refer to 

page 6.

WARNINGS

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 flam-

mable 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 

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 qualified installer, service agency or the 

gas supplier.

This  appliance  may  be  installed  in  an 

aftermarket,  permanently  located, 

manufactured  (mobile)  home,  where  not 

prohibited by local codes. 
This appliance is only for use with the type 

of  gas  indicated  on  the  rating  plate. This 

appliance  is  not  convertible  for  use  with 

other gases.

The 

Vail 

Vent-Free Gas Fireplaces

UNVENTED 

GAS FIREPLACE

MODELS

VFHS-20R-4

VFHS-20/10T-4

EFFECTIVE  DATE 

JUNE 2005

INSTALLER: Leave this manual with the 

appliance.

CONSUMER: Retain this manual for future 

reference.

Summary of Contents for VFHS-10T-4

Page 1: ...sonal injury or loss of life Do not store or use gasoline or other flam mable 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 neighbor s phone Follow the gas supplier s instructions If you cannot reach your g...

Page 2: ...lt In Fireplace Installation 11 Placement of Glowing Embers Rock Wool 12 Operation Instructions Flame Appearance 12 VFHS 20R Lighting Instructions 13 VFHS 20 10T Lighting Instructions 14 Pilot Flame Characteristics 15 16 Main Burner and Thermostat Operation 16 VFHS 20T Conversion to VFHS 10T for Bedroom Installation 16 Wiring 17 Troubleshooting 18 Parts List 19 How to Order Repair Parts 19 Parts V...

Page 3: ...lerted to the hazard of high surface temperature and should stay away to avoid burns or clothing ignition Young children should be carefully supervised when they are in the same room with the appliance Do not place clothing or other flammable material on or near the appliance Installation and repair should be done by a QUALIFIED SERVICE PERSON This appliance should be inspected before use and at le...

Page 4: ...hts perform service or make adjustments in an area where the conditions are such that you may not detect the odor if there has been a leak of LP Gas Odor fade due to oxidation by rust or adsorption on walls of new cylinders and tanks is possible Therefore people should be particularly alert and careful when new tanks or cylinders are placed in service Odor fade can occur in new tanks or reinstalle...

Page 5: ...t for each 1 000 feet 305m above sea level Contact the manufacturer or your gas company before changing spud orifice size WARNING Failure to keep the primary air opening s of the burner s clean may result in sooting and property damage Instructions to Installer 1 Installer must leave instruction manual with owner after installation 2 Installer must have owner fill out and mail warranty card supplied...

Page 6: ...er hour 4 8 m3 per kw of the aggregate input rating of all appliances installed in that space Rooms communicating directly with the space in which the appliances are installed through openings not furnished with doors are considered a part of the unconfined space Unusually Tight Construction The air that leaks around doors and windows may provide enough fresh air for combustion and ventilation Howe...

Page 7: ...e space is an unconfined space You will need no additional fresh air ventilation WARNING You must provide additional ventilation air in a confined space VENTILATION AIR Ventilation Air From Inside Building This fresh air would come from an adjoining unconfined space When ventilating to an adjoining unconfined space you must provide two permanent openings one within 12 of the ceiling and one within 12 ...

Page 8: ...d Flexible Appliance Connectors of Other Than All Metal Construction The above connectors may be used if acceptable by the authority having jurisdiction The state of Massachusetts requires that a flexible appliance connector cannot exceed three feet in length Pressure Testing of the Gas Supply System 1 To check the inlet pressure to the gas valve a 1 8 3mm N P T plugged tapping accessible for test ...

Page 9: ... side of the fireplace opening to any combustible wall or material should not be less than 4 inches 2 Clearances from the top of the fireplace opening to the ceiling should not be less than 30 inches Mantel Clearances for Built in Installation Figure 5 COMBUSTIBLE MATERIAL Donotattachcombustiblematerialtothemantelofyourfireplace This is a fire hazard Figure 6 No greeting cards stockings or ornamentati...

Page 10: ...place top and in front of nailing flange Attention Placing the breastboard in front of nailing flange will secure the fireplace 6 Placeleftmantelsideagainstbase Insertdowelsinbreastboard into left mantel side 7 Use four 4 pre drilled screw holes on back of breastboard to secure breastboard to mantel sides with four 4 Philips wood screws 8 Place mantel top onto mantel 9 Installation of fireplace into m...

Page 11: ...10 x 1 2 screws for each nailing flange 2 Gas line connections must be made at this time When facing the appliance the gas supply will enter on right hand side See Gas Supply Page 8 3 Insert fireplace into enclosure 4 Attach nailing flanges to framing with a screw or nail 5 Finished wall surface will be flush to the leading edge of fireplace top and sides 6 Installation of built in fireplace is complete...

Page 12: ...low directly into fireplace Do not place a blower inside the burner area of the firebox Ceiling fans may create drafts that alter flame patterns Sooting and improper burning will result During manufacturing fabricating and shipping various components of this appliance are treated with certain oils films or bonding agents These chemicals are not harmful but may produce annoying smoke and smells as they...

Page 13: ... OFF switch to OFF position and or set thermostat if present to lowest setting If applicable Turn off all electric power to the heater 1 STOP Read the safety information label 2 Make sure the manual shutoff valve is fully open 3 This gas log set is equipped with an ignition device piezo which lights the pilot If piezo ignitor does not light the pilot refer to Step 7 4 Turn gas control knob clockwi...

Page 14: ...1 Set thermostat gas control knob to lowest setting 2 Turn off all electric power to appliance if service is to be performed if applicable LIGHTING INSTRUCTIONS 7 Turn gas control knob counterclockwise to PILOT 8 Push in gas control knob all the way and hold in Repeatedly push the piezo ignitor button until pilot is lit or use a match to light pilot Continue to hold the control knob in for about o...

Page 15: ...ncorrect appearance of pilot flame Figure 14 If pilot flame pattern is incorrect as shown in Figure 14 See Troubleshooting page 19 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 nutAwith an open end ...

Page 16: ...pling from orifice fitting 8 Remove air shutter from orifice fitting 9 ForNaturalgas only remove20 000Btumainburnerorifice marked 49 from orifice fitting and replace with 10 000 Btu main burner orifice marked 1 30mm VFHS 20R Main Burner Operation The gas control modulates from a minimum input of 14 000 BTU HR LO setting to a maximum input of 20 000 BTU HR HI setting Cleaning and Maintenance Main Burner Wa...

Page 17: ...y be checked with a millivolt meter 0 1000 MV range Remote Receiver Use the following steps to place the remote receiver adjacent to the gas valve Attention The remote receiver bracket is not used in this installation 1 The remote receiver can not be placed behind the gas valve and burner assembly 2 When facing the appliance the remote receiver must be placed to the right of the gas valve and burn...

Page 18: ...r setting is not correct Replace gas regula tor 7 ODS pilot lights but flame goes out when control knob is released a Control knob not fully pressed in Press in control knob fully b Controlknobnotpressedinlongenough AfterODS pilot lights keep control knob pressed in 30 seconds c Manual Shutoff valve not fully open Fully open manual shutoff valve d Thermocouple connection loose at control valve Hand...

Page 19: ...OWN R 4579D SWITCH WIRE HARNESS NOT SHOWN P 263 NIPPLE 8 NOT SHOWN 15465 TUBING VALVE TO PILOT REGULATOR NAT NOT SHOWN 15466 TUBING PILOT REGULATOR TO PILOT NAT NOT SHOWN R 7063 PILOT REGULATOR NAT VFHS 20 10T ONLY 19 R 5170 PILOT ASSEMBLY LPG 19 R 5171 PILOT ASSEMBLY NAT 21 P 265 ORIFICE NAT 20 000 BTU 21 P 266 ORIFICE NAT 10 000 BTU 25 P 193 ORIFICE LPG 10 000 BTU 29 16921 VALVE NAT 29 16922 VAL...

Page 20: ...Page 20 16717 2 0605 PARTS VIEW ...

Page 21: ...ebox 5 Place the 2 liner mounting brackets over the front edges of the 2 side brick liners Attach liner mounting brackets to outer casing with 4 four 10 x 1 2 screws from Step 4 6 Replacelogsintoburnerassembly Referto LogPlacement Page 12 7 Attach screen assembly to fireplace 8 Installation of optional brick liner is completed PARTS LIST FOR EHL 24 1 BRICK LINER KIT Part Number Description 11504 Li...

Page 22: ...Align and attach blower assembly to outer casing side See Figure 2 10 Snap Heyco into blower shield side 11 Place blower shield side adjacent to motor Route blower motor wires through Heyco on blower shield side See Figure 3 and Figure 4 VFS BK for Unvented Gas Fireplace Model VFHS 20 10T VFHS 20R 12 Attach black wire from wire harness to OFF terminal on AUTO OFF ON switch 13 Attach white black wi...

Page 23: ...ed on left front of valve cover on burner assembly Insert blower shield front adjacent to blower motor and blower shield side Align clearance hole on blower shield front with left front screw hole on valve cover Attach blower shield front to valve cover with 10 x 1 2 screw See Figure 3 for not installed or Figure 4 for installed 25 For fireplace that is not installed replace burner assembly into in...

Page 24: ...ews at interior top of inner casing that were loosened in Step 6 30 Attach burner assembly to inner bottom with three 3 10 x 1 2 screws from Step 5 31 Attach rear log support to inner casing with three 3 10 x 1 2 screws from Step 4 32 Place and align blower diverter on top of inner casing Attach deflector to top of inner casing with two 2 10 x 1 2 screws See Figure 6 33 Attach top louver with two 2...

Page 25: ...mpleting the ground the appliance cord plug can be plugged into the adapter and be electrically grounded CAUTION Label all wires prior to disconnection when servicingcontrols Wiringerrorscancauseimproperanddan gerous operation Verify proper operation after servicing Oiling Blower Motor The blower motor does not have oiling holes Do not attempt to oil the blower motor WARNING Unplugging of blower a...

Page 26: ...Page 26 16717 2 0605 SERVICE NOTES ...

Page 27: ...Page 27 16717 2 0605 SERVICE NOTES ...

Page 28: ...ERVICE NOTES Empire Comfort Systems Inc Nine Eighteen Freeburg Ave Belleville Illinois 62220 2623 PH 618 233 7420 PH 800 851 3153 FAX 618 233 7097 FAX 800 443 8648 E MAIL info empirecomfort com WEB SITE www empirecomfort com ...

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