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VENT-FREE GAS

FIREPLACE INSERT

OWNER’S OPERATION AND 

INSTALLATION MANUAL

SKU 170121

MODEL FDF300T

 

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 va-

pors 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.

 

WARNING: This appliance is equipped for Natural and 

Propane gas. Field conversion is not permitted other than 

between natural or propane gases.

Visit our website to view optional 

fireplace mantels that can be used 

with this fireplace insert.

Questions, problems, missing parts? 

Before returning to your retailer, call 

our customer service department at 1-855-607-6557, 8:00 am - 4:30 pm EST, 

Monday through Friday or email

 [email protected]

Summary of Contents for 170121

Page 1: ...g 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 WARNING This appliance is equipped for Natural and Propanegas Fieldconversionisnotpermittedotherthan between natural or propane gases...

Page 2: ...roper installation adjustment al teration service or maintenance can cause injury or property damage Refer to this manual for correct in stallation and operational procedures For assistance or additional information consult a qualified installer service agency or the gas supplier This appliance may be installed in an aftermarket per manently located manufactured mobile home where not prohibited by...

Page 3: ...include pregnant women people with heart or lung disease or anemia those under the influ ence of alcohol and those at high altitudes NATURALAND PROPANE LP GAS Natural and Propane LP gas are odorless An odor making agent is added to the gas The odor helps you detect a gas leak However the odor added to the gas can fade Gas may be present even though no odor exists WARNING Any change to this heater ...

Page 4: ...en under water 9 Turn off and unplug heater and let cool before servicing Only a qualified service person should service and repair heater 10 Operating heater above elevations of 4 500 feet could cause pilot outage 11 To prevent performance problems do not use propane LP fuel tank of less than 100 lbs capacity 12 Do not use this heater as a wood burning heater Use only the logs provided with the h...

Page 5: ... room temperature 2 GAS OPTIONS AVAILABLE Your heater is equipped to operate on either Propane LP or Natural gas The heater is shipped from the factory ready for connect ing to Propane LP The heater can easily be changed to Natural gas by having your quali fied installer follow the instructions on page 10 and the markings on the heater LOCAL CODES Install and use heater with care Follow all local ...

Page 6: ...ienced during cold weather The following steps will help ensure that water vapor does not become a problem 1 Be sure the heater is sized properly for the application including ample combustion air and circulation air 2 If high humidity is experienced a dehu midifier 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 UNPACKIN...

Page 7: ...rgy efficient your home needs to breathe Fresh air must enter your home All fuel burning ap pliances need fresh air for proper combustion and ventilation Exhaust fans fireplaces clothes dryers and fuel burning appliances draw air from the house to operate You must provide adequate fresh air for these appliances This will insure proper venting of vented fuel burning appliances WARNING This heater s...

Page 8: ...oor into adjoining room see option 3 Figure 2 Follow the National Fuel Gas Code ANSI Z223 1 NFPA 54 Air for Combustion and Ventilation for required size of ventilation grills or ducts Ventilation Air From Outdoors Provide extra fresh air by using ventilation grills or ducts You must provide two perma nent openings one within 12 of the ceiling and one within 12 of the floor Connect these items dire...

Page 9: ...andles cleaning fluids oil or kerosene lamps etc in the air exist may cause walls to discolor Figure 4 Minimum Clearances to Wall and Ceiling IMPORTANT Vent free heaters add moisture to the air Although this is beneficial installing heater in rooms without enough ventilation air may cause mildew to form from too much moisture See Air for Combustion and Ventila tion pages 7 and 8 CHECK GAS TYPE Be ...

Page 10: ...prohibited CAUTION To avoid gas leak age for the gas not being used at the inlet of regulator a qualified installer or service technician must use supplied cap You will notice a color coded plungerontheinsideoftheregu lator Thisisnormal Whenthein let connection fitting is inserted and tightened this plunger will be pushed back by the fitting making all of the adjustments for the gas being supplied...

Page 11: ...ack as the fitting is installed Make sure the type of gas being used is correct Check to make sure the connection fitting is in the correct inlet on the regula tor Refer to Connecting to Gas Supply page 14 If you are using natural gas and the pilot will not light see Troubleshooting page 24 Metal Cap Metal Cap DO NOT REMOVE Yellow Natural Gas Plunger Install Gas Fitting Here 2 Apply thread sealant...

Page 12: ...e louvered slots on the front of the firebox Built in installation of this fireplace involves installing fireplace into a framed in enclosure This makes the front of the fireplace flush with wall If installing a built in mantel above the fireplace you must follow the clearances shown in Figure 7 NOTICE Surface temperatures of adjacent walls and mantels become hot during operation Walls and mantels...

Page 13: ...oard gypsum board sheet rock drywall plywood etc must have 1 2 clearance to the sides and top of the firebox Combustible materials should never overlap the firebox front Figure 10 Rough Opening for Corner Installation 37 4 28 75 53 8 26 5 CAUTION Do not operate fireplace without hood in place 1 Fireplace hood is positioned on top of shipping inner pack 2 Removetopoffireboxbyremoving2screws located...

Page 14: ... an accessible location The equip ment shutoff valve is for turning on or shutting off the gas to the appliance For propane LP installations apply pipe joint sealant lightly to male threads This will prevent excess sealant from going into pipe Excess sealant in pipe could result in clogged heater valves WARNING A qualified ser vice technician must connect heater to gas supply Follow all local code...

Page 15: ...Location and Gas Line Access into Stove Cabinet External Regulator with Vent Pointing Down Propane LP Supply Tank Equipment Shutoff Valve Ground Joint Union 3 8 NPT Pipe Nipple Tee Joint Reducer Bushing to 1 8 NPT 1 8 NPT Plug Tap Test Gauge Connection Sediment Trap Tee Joint Pipe Nipple Gap 3 Minimum Gas Regulator Inlet Connector Install sediment trap in supply line as shown in Figure 12 Place se...

Page 16: ...ply piping system by either opening propane LP supply tank valve for propane LP gas or opening main gas valve located on or near gas meter for natural gas or using compressed air 4 Check all joints of gas supply piping sys tem Apply noncorrosive leak detection fluid to all joints If bubbles form there may be a leak 5 Correct all leaks at once 6 Reconnect heater and equipment shutoff valve to gas s...

Page 17: ...ntrol valve see Figure 16 or 17 page 16 Apply a noncorrosive leak detection fluid to all joints Bubbles form ing show a leak 5 Correct all leaks at once 6 Light heater see Lighting Instructions on page 19 Check all other internal joints for leaks 7 Turn off heater see To Turn Off Gas Ap pliance page 20 1 Install log 1 onto the two slots in the middle plate see Figure 18 2 Install log 2 onto the tw...

Page 18: ...se only your hand to push in or turn the gas control knob Never use tools If the knob will not push in or turn by hand don t try to repair it call a qualified service technician Force or attempted repair may result in a fire or explosion D Do not use this appliance if any part has been under water Immediately call a qualified service technician to inspect the appliance and to replace any part of t...

Page 19: ...up when released contact a qualified service technician or gas supplier for repairs 6 With control knob pressed in push down the ignitor button This will light pilot The pilot is attached to the rear of the front of burner If needed keep pressing ignitor button until pilot lights Note If pilot does not stay lit refer to Troubleshooting pages 24 though 27 Also contact a qualified service technician...

Page 20: ...or other fine particles enter the heater and burn causing brief patches of orange flame OPERATION Shutting Off Heater Turn control knob clockwise to the OFF position Shutting Off Burner Only pilot stays lit Turn control knob clockwise to the PILOT position 1 Remove screen by lifting and pulling forward 2 Follow steps 1 through 5 under Lighting Instructions page 19 3 With control knob in PILOT posi...

Page 21: ... FLAME PATTERN Figure 24 shows a correct burner flame pattern Figure 25 shows an incorrect burner flame pattern If burner flame pattern is incorrect then turn heater off see To Turn Off Gas to Appliance page 20 see Troubleshooting pages 24 through 27 BURNER PRIMARY AIR HOLES Air is drawn into the burner through the holes in the fitting at the entrance to the burner These holes may become blocked w...

Page 22: ... Remove any large particles of dust dirt lint or pet hair with a soft cloth or vacuum cleaner nozzle 5 Blow air into the primary air holes on the injector holder 6 In case any large clumps of dust have now been pushed into the burner Repeat steps 3 and 4 Injector Burner Tube Primary Air Inlet Holes CARE AND MAINTENANCE WARNING Turn off heater and let cool before servicing CAUTION You must keep con...

Page 23: ...if compressed air is not available Figure 27 Pilot Inlet Air Hole CARE AND MAINTENANCE CABINET ODS PILOT Air Passageways Use a vacuum cleaner or pressurized air to clean Exterior Use a soft cloth dampened with a mild soap and water mixture Wipe the cabinet to remove dust LOGS If you remove logs for cleaning refer to Installing Logs page 17 to properly replace logs Replace log s if broken or chippe...

Page 24: ...e inlet pressure exceeds 9 5 WC This is to prevent the operation of the unit on the wrong gas propane LP If your natural gas supply exceeds 9 5 WC the unit will not operate Either contact your gas supplier to check and adjust the inlet pressure or a qualified service technician can bypass the pressure switch Before attempting to bypass the pressure switch make sure the type of gas being used is co...

Page 25: ...s in control knob while pressing ignitor button 3 Continue holding down con trol knob Repeat igniting op eration until air is removed 4 Clean ODS pilot see Care and Maintenance page 22 or replace ODS pilot assembly 5 Check inlet gas pressure or replace inlet gas regulator 6 Turn control knob to PILOT position 7 Contact local propane LP gas company ODS pilotlightsbutflame goes out when control knob...

Page 26: ...er for dirt and debris If found clean burner see Care and Maintenance page 22 2 Replace gas regulator 3 Contact local gas supplier Gas odor during com bustion 1 Foreign matter between control valve and burner 2 Gas leak See Warning Statement at top of page 24 1 Take apart gas tubing and remove foreign matter 2 Locate and correct all leaks see Checking Gas Connec tions page 16 Slightsmokeorodordur ...

Page 27: ... statement page 24 2 Gas leak See Warning State ment at the top of page 24 3 Low fuel supply 1 Ventilate room Stop using odor causing products while heater is running 2 Locate and correct all leaks see Checking Gas Connec tions page 16 3 Refill supply tank Propane LP models Heater shuts off in use ODS operates 1 Not enough fresh air is avail able 2 Low line pressure 3 ODS pilot is partially clogge...

Page 28: ...www factorybuysdirect com 200415 01A 28 PARTS SKU 170121 MODEL FDF300T 4 2 1 5 7 13 6 3 8 9 10 12 11 ...

Page 29: ... QTY 1 161130 01 T Stat Valve 1 2 161188 01 Regulator 1 3 Burner Assembly 1 4 161139 03 ODS Pilot 1 5 161338 01 Piezo Ignitor 1 6 161263 01HT Lower Front Access Door 1 7 161247 01HT Hood 1 161344 01 Log Set 1 8 FB28D501 C Log 1 1 9 BL037 02 B Log 2 1 10 BL038 02 B Log 3 1 11 BL041 02 Log 4 1 12 FB28D505 C Log 5 1 13 161260 01HT Screen 1 PART AVAILABLE NOT SHOWN 160960 01 Inlet Cover Assembly 1 160...

Page 30: ...of this product If they can t supply original replacement parts call Customer Service toll free at 1 855 607 6557 for referral information When calling Customer Service or your dealer have ready Your name Your address Model and serial number of your heater How heater was malfunctioning Type of gas supply and Propane LPtank size Purchase date Usually we will ask you to return the defective part to ...

Page 31: ...cified heat propane LP gas supply might be low propane LP units only You may feel your gas pressure is too low If so contact your local gas supplier TECHNICAL SERVICE You may have further questions about installation operation or troubleshooting If so contact Factory Buys Direct at 1 855 607 6557 When calling please have your model and serial numbers of your heater ready ...

Page 32: ...t of part s required to restore this product to proper operating condition and an allowance for labor when provided by a Factory Buys Direct Authorized Service Center or a provider ap proved by Factory Buys Direct Warranty parts must be obtained through authorized dealers of this product and or Factory Buys Direct who will provide original factory replacement parts Failure to use original factory ...

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