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15994-2-0504

GENERAL INFORMATION

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.

Unvented room heaters must be used as supplemental heat (a
room) rather than a primary heat source (an entire house). In most
supplemental heat applications, the water vapor does not create a
problem. In most applications, the water vapor enhances the low
humidity atmosphere experienced during cold weather.

 The following steps will help insure that water vapor does not
become a problem.

1. Be sure the heater is sized properly for the application, includ-

ing ample combustion air and circulation air.

2. If high humidity is experienced, a dehumidifier may be used to

help lower the water vapor content of the air.

3. Do not use an unvented room heater as the primary heat source

(an entire house).

This is an unvented gas-fired heater. It uses air (oxygen) from the
room in which it is installed. Provisions for adequate combustion
and ventilation air must be provided.
Keep room area clear and free from combustible materials,
gasoline and other flammable vapors and liquids.
Unvented gas heaters are a supplemental zone heater. They are
not intended to be a primary heating appliance. Water vapor
produced by an unvented heater can create moisture problems in
a home when operated for extended periods of time.
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 are burned off during
the initial operation of the appliance; possibly causing headaches
or eye or lung irritation. This is a normal and temporary
occurrence.
The initial break-in operation should last 2-3 hours with the burner
at the highest setting. Provide maximum ventilation by opening
windows or doors to allow odors to dissipate. Any odors remaining
after this initial break-in period will be slight and will disappear
with continued use.
This appliance must not be used with glass doors in the closed
position. This can lead to pilot outages and severe sooting outside
the fireplace.
Do not use this room heater if any part has been under water.
Immediately call a qualified service technician to inspect the room
heater and replace any part of the control system and any gas
control which has been under water.

WARNING: This appliance is equipped for (natural or
propane) gas. Field conversion is not permitted.

Before you get started

Carefully inspect the contents for shipping damage. If any parts
are missing or damaged, immediately inform the dealer from
whom you purchased the appliance. Do not attempt to install any
part of the appliance unless you have all parts in good condition.

Make sure you have received all parts:

Check your packing list to verify that all listed parts have been
received. You should have the following:

Gas log grate/burner assembly.

Two (2) masonry anchoring screws and two (2) 10 x 1/2" black
sheet metal anchoring screws.

Plastic bag containing glowing embers (rock wool) for burner
coverage.

Plastic bag containing lava rock.

Switch log assembly - VFSR models

Remote kit - VFSV models

Millivolt controlled heater designed to be operated with optional
devices for ON/OFF functions.

Wall switch or thermostat with wire.

Hand held remote control with ON/OFF switch or thermostat.

Handle the gas log burner assembly by the grate and legs only.
Do not pick the unit up by the burner.

Gloves are recommended when handling logs to prevent skin
irritation. Logs are fragile - Handle with care.

Qualified Installing Agency

Installation and replacement of gas piping, gas utilization equip-
ment or accessories and repair and servicing of equipment shall be
performed only by a qualified agency. The term "qualified agency"
means any individual, firm, corporation, or company that either in
person or through a representative is engaged in and is responsible
for (a) the installation, testing, or replacement of gas piping or (b)
the connection, installation, testing, repair, or servicing of equip-
ment; that is experienced in such work; that is familiar with all
precautions required, and that has complied with all the require-
ments of the authority having jurisdiction.

State of Massachusetts:

 The installation must be made by a

licensed plumber or gas fitter in the Commonwealth of
Massachusetts.

The installation must conform with local codes or, in the absence
of local codes, with the 

National Fuel Gas Code, ANSI Z223.1

.*

*Available from the American National Standards Institute, Inc. 11 West 42nd
St., New York, N.Y. 10018.

High Altitudes

: For altitudes/elevation above 2,000 feet ratings

should be reduced at the rate of 4 percent for each 1,000 feet
above sea level. Contact the manufacturer.

Summary of Contents for VFSR-16-3, VFSR-18-3, VFSR-24-3, VFSR-30-3, VFSV-16-3, VFSV-18-3, VFSV-24-3, VFSV-30-3, VFSM-18-3, VFSM-24-3, VFSM-30-3

Page 1: ...0 BTU s 3KW s of gas input per hour Refer to page 6 VFSV 16 3 VFSV 18 3 VFSV 24 3 VFSV 30 3 VFSM 18 3 VFSM 24 3 VFSM 30 3 VFSR 16 3 VFSR 18 3 VFSR 24 3 VFSR 30 3 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 ...

Page 2: ...Preparation 9 Installing as a Vented Appliance 10 Before Fully Installing the Appliance 10 Gas Supply 11 Placement of Glowing Embers and Lava Rock 12 Operation Instructions Flame Appearance 12 VFSR 16 18 24 30 Lighting Instructions 13 VFSV 16 18 24 30 Lighting Instructions 14 VFSM 18 24 30 Lighting Instructions 15 Pilot Flame Characteristics 16 17 Cleaning and Servicing 17 Wiring 18 Troubleshootin...

Page 3: ...of this appliance in a vented configuration Check your state or local codes Correct installation of logs proper location of the heater and annual cleaning are necessary to avoid potential prob lems with sooting Sooting resulting from improper instal lation or operation can settle on surfaces outside the fire place Avoid any drafts that could alter burner flame patterns Do not allow fans to blow di...

Page 4: ...m 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 reinstalled old tank...

Page 5: ...atural Manual 32 000 27 000 22 000 VFSM 18 Propane Manual 32 000 27 000 22 000 VFSV 24 Natural Variable 36 000 20 000 VFSV 24 Propane Variable 36 000 20 000 VFSR 24 Natural Millivolt 36 000 25 000 VFSR 24 Propane Millivolt 36 000 25 000 VFSM 24 Natural Manual 36 000 27 000 22 000 VFSM 24 Propane Manual 36 000 27 000 22 000 VFSV 30 Natural Variable 38 000 20 000 VFSV 30 Propane Variable 38 000 20 0...

Page 6: ...ter Immediately call a qualified service technician to inspect the room heater and replace any part of the control system and any gas control which has been under water WARNING This appliance is equipped for natural or propane gas Field conversion is not permitted Before you get started Carefully inspect the contents for shipping damage If any parts are missing or damaged immediately inform the de...

Page 7: ...tmosphere have a continuous water vapor retarder with a rating of one perm or less with openings gasketed or sealed and b Weatherstripping has been added on openable windows and doors and c Caulking or sealants are applied to areas such as joints around window and door frames between sole plates and floors be tween wall ceiling joints between wall panels at penetrations for plumbing electrical and...

Page 8: ...tend at least 8 above fireplace opening With sheet metal you must have non combustible material behind it Heat resistant materials such as slate and marble must be at least 1 2 thick Sheet metal should not be installed onto combustible material Example A mantel may project from the wall a maximum of 2 at a minimum of 13 1 2 above the opening and a maximum of 6 at a mini mum of 15 above the opening...

Page 9: ... 8 14 5 25 6 6 9 6 12 6 30 6 2 9 1 11 3 35 5 7 8 0 10 8 40 5 3 7 5 10 2 Height is from hearth to top of chimney and the minimum height is 10 feet Chart shows minimum opening sq in for given height and input rate FOR MASONRY BUILT FIREPLACES FREE OPENING AREA OF CHIMNEY DAMPER FOR VENT ING COMBUSTION PRODUCTS FROM DECORATIVE APPPLIANCES FOR INSTALLATION IN SOLID FUEL BURN ING FIREPLACES Appliance I...

Page 10: ...ING THE APPLIANCE Turn off the gas supply to the fireplace or firebox Seal any fresh air vents and or ash clean out doors located on the floor or wall of the fireplace If left unsealed drafting may cause pilot outage or sooting Use a heat resistant sealant Do not seal the chimney flue damper Before installing in a solid fuel burning fireplace the chimney flue and firebox must be cleaned of soot cr...

Page 11: ... Never pres sure test with appliance connected control valve will sus tain damage A gas valve and ground joint union should be installed in the gas line upstream of the gas control to aid in servicing It is required by the National Fuel Gas Code that a drip line be installed near the gas inlet This should consist of a vertical length of pipe tee connected into the gas line that is capped on the bo...

Page 12: ...ould last 2 3 hours with the burner at the highest setting Provide maximum ventilation by opening windows or doors to allow odors to dissipate Any odors remaining after this initial break in will be slight and will disappear with continued use OPERATION INSTRUCTIONS FLAME APPEARANCE Variable Figure 13 Millivolt Figure 14 Manual Figure 15 PLACEMENT OF GLOWING EMBERS AND LAVA ROCK Placement of the g...

Page 13: ... present to lowest setting If applicable Turn off all electric power to the heater Note For easy access to valve for lighting pilot remove branch log and middle log from burner assembly before lighting 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 ...

Page 14: ... clear out any gas Then smell for gas including near the floor If you smell gas STOP Follow B in the safety information If you do not smell gas go to the next step 5 Find pilot the pilot is attached to rear of burner 6 Turn gas knob counterclockwise to IGN 7 Depress and turn gas control knob counterclockwise to PILOT A spark is produced when gas control knob is turned between IGN and PILOT Repeate...

Page 15: ... the ODS pilot will not stay lit after several tries push and turn the gas control knob clockwise to OFF and wait 15 seconds Repeat steps 6 through 9 10 Push in control knob and turn to desired setting 1 2 3 The control knob must be set at either the low or high position and the control knob will pop out when positioned correctly Do not set the control knob at a position between pilot 1 2 3 TO TUR...

Page 16: ... Figure 17 If pilot flame pattern is incorrect as shown in Figure 17 See Troubleshooting page 19 Cleaning and Maintenance Pilot Oxygen Depletion Sensor Pilot Figure 18 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 p...

Page 17: ...tems discussed below Inspect and clean burner air intake hole Remove lint or particles with vacuum or brush Failure to keep air intake hole clean will result in sooting and poor combustion Inspect and clean all burner ports Inspect ODS pilot for operation and accumulation of lint at air intake holes Verify flame pattern and log placement for proper operation Verify smooth and responsive ignition o...

Page 18: ...After 30 seconds to 1 minute time period you can release the gas control knob and the pilot will stay ON Allow your pilot flame to operate an additional one 1 to two 2 minutes before you turn the gas control knob from the PILOT position to the ON position This time period allows the millivolts electrical current to buildup to a sufficient level allowing the gas control to operate properly Millivol...

Page 19: ...ame goes out when control knob is released a Control knob not fully pressed in Press in control knob fully b Control knob not pressed in long enough After ODS 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 tighten until snug then tighten 1 4 turn more e Pilot flame not ...

Page 20: ...G NS 11292 TUBING VALVE TO PILOT LPG NS 14039 TUBING VALVE TO PILOT REGULATOR NAT Index Part No Number Description Attention When ordering parts it is very important that part number and description of part coincide USE ONLY MANUFACTURER S REPLACEMENT PARTS USE OF ANY OTHER PARTS COULD CAUSE INJURY OR DEATH NS 14041 TUBING PILOT REGULATOR TO PILOT NAT NS 11291 TUBING VALVE TO BURNER NS R 5668 IGNI...

Page 21: ...hen determine the Part Number not the Index Number and the Description of each part from the following appropriate illustration and list Be sure to give all this information Applaince Model Number Part Description Appliance Serial Number Part Number Type of Gas Propane or Natural Do not order bolts screws washers or nuts They are standard hardware items and can be purchased at any local hardware s...

Page 22: ...Page 22 15994 2 0504 SERVICE NOTES ...

Page 23: ...Page 23 15994 2 0504 SERVICE NOTES ...

Page 24: ...4 Empire Comfort Systems Inc Nine Eighteen Freeburg Ave Belleville Illinois 62220 2623 PH 1 618 233 7420 PH 1 800 851 3153 FAX 1 618 233 7097 FAX 1 800 443 8648 E MAIL info empirecomfort com WEB SITE www empirecomfort com ...

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