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www.hearthrite.com

200128-01A

PARTS

MODELS HVFM18N, HVFM18P, HVFM24N AND HVFM24P

This  list  contains  replaceable  parts  used  in  your  heater.  When  ordering  parts,  follow  the 

instructions listed under 

Replacement Parts

 of this manual.

ITEM HVFM18N

HVFM18P

HVFM24N

HVFM24P

DESCRIPTION

QTY

1

WYL005-01F WYL005-01F WYL005-01F WYL005-01F Front Log Bracket

1

2

WYL006-01D WYL006-01D WYL006-02D WYL006-02D Middle Log Bracket

1

3

PIMSC1-01 PIMSC1-01 PIMSC1-01 PIMSC1-01 Ignitor

1

4

DPL047-01

DPL047-01

DPL047-01

DPL047-01

Knob

2

5

2020-1223

2020-1217

2020-1223

2020-1217

Control Valve

1

6

NRV81FI-3

NRV82FB-8 NRV81FI-3

NRV82FB-8 Regulator

1

7

DPL027-01

DPL027-01

DPL027-01

DPL027-01

Joint

1

8

EWL024-01M EWL024-02M EWL024-01M EWL024-02M Orifice

1

9

ND1703X400 ND1908X400 ND1703X400 ND1908X400 ODS

1

EWB601

EWB601

EWB601

EWB601

Hardware Package

1

REPLACEMENT PARTS

Note: Use only original replacement parts. 

This will protect your warranty coverage for 

parts replaced under warranty.

PARTS UNDER WARRANTY

Contact authorized dealers of this product. If 

they can’t supply original replacement parts, 

call Customer Service at 1-618-233-7420 or 

1-800-851-3153 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 used (Propane/LP or Natural 

gas/NG)

•  Purchase date

Usually, we will ask you to return the defective 

part to the factory

PARTS NOT UNDER WARRANTY

Contact authorized dealers of this product. If 

they can’t supply original replacement part(s) 

call Customer Service at 1-618-233-7420 or 

1-800-851-3153 for referral information.
When calling Customer Service have ready:
•  Model number of your heater
•  The replacement part number

1

3

6

2

8

9

7

5

4

Summary of Contents for HVFM18N

Page 1: ...ot 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 equipp...

Page 2: ...ed Provisions for ad equatecombustionandventilationairmustbeprovided Refer to Air for Combustion and Ventilation section on page 7 of this manual WARNING Improper 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 install...

Page 3: ...opane LP gas Field conversion is not permitted DANGER Carbon monoxide poisoning may lead to death MODEL HVFM18N HVFM18P HVFM24N HVFM24P Ignition Electronic Piezo Electronic Piezo Electronic Piezo Electronic Piezo Gas Type Natural Propane LP Natural Propane LP Input Rating Max 29 000 BTU Hr 26 000 BTU Hr 35 000 BTU Hr 33 000 BTU Hr Min 10 500 BTU Hr 22 000 BTU Hr 16 000 BTU Hr 19 000 BTU Hr Manifol...

Page 4: ... hot when running Keep children and adults away from hot surfaces to avoid burns or clothing ignition Heater will re main hot for a time after shutoff Allow surfaces to cool before touching WARNING Carefully super vise young children when they are in the room with the heater WARNING Make sure a fire place screen is in place before running heater 1 Do not place Propane LP supply tank s inside any s...

Page 5: ...ezo control system This system requires 1 AAA battery provided 6 This log heater is designed to be smoke less If logs ever appear to be smoking turn off heater and call a qualified service technician NOTE During initial operating slight smoking could occur due to log cur ing and heater burning off manufacturing residues 7 To prevent the creation of soot follow the instructions under Care and Maint...

Page 6: ...1 000 BTUs 0 3 KWs of gas input per hour Unvented room heaters are recom mended 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 ensure that water vapor d...

Page 7: ... 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 shall not be installed in a room ...

Page 8: ... unconfined space The combined spaces must have enough fresh air to supply all appliances in both spaces Outlet Air Ventilated Attic Outlet Air Inlet Air Inlet Air Ventilated Crawl Space To Crawl Space To Attic Figure 2 Ventilation Air from Inside Building Figure 3 Ventilation Air from Outdoors Or Remove Door into Adjoining Room Option 3 Ventilation Grills Into Adjoining Room Option 2 Ventilation ...

Page 9: ...ire place If not drafting may cause pilot outage or sooting Use a heat resistant sealant Do not seal chimney flue damper WARNING Never install the heater in a bedroom or bathroom in a recreational vehicle wherecurtains furniture cloth ing orotherflammableobjects arelessthan36 fromthefront 42 from top or 16 from sides of the heater in high traffic areas in windy or drafty areas CAUTION This heater ...

Page 10: ...OG SIZING REQUIREMENTS Minimum Firebox Size 18 Log Set Height 20 Depth 13 Front Width 29 Rear Width 22 24 Log Set Height 20 Depth 14 Front Width 30 Rear Width 23 Minimum Clearances For Side Combustible Material Side Wall and Ceiling A Clearance from the side of the fireplace cabinet to any combustible material and wall should follow diagram in Figure 4 B Clearance from the top of the fireplace ope...

Page 11: ...l is less than 12 you must install the fireplace hood accessory Even if noncombustible material is more than 12 you may need the hood accessory to deflect heat away from your mantel shelf See Figures 5 6 and 7 for minimum clearances MANTEL CLEARANCES In addition to meeting noncombustible mate rial clearances you must also meet required clearances between fireplace opening and mantel shelf If you d...

Page 12: ...o not permit vent free operation 3 You prefer vented operation If reasons number 1 or 2 above apply you must permanently open chimney flue damper You must install the damper clamp accessory not provided This will insure vented opera tion see Figure 10 The damper clamp will keep damper open Installation instructions are included with clamp accessory See chart below for the minimum permanent flue op...

Page 13: ...ke sure the heater burners are level If heater is not level heater will not work properly INSTALLING HEATER BASE ASSEMBLY Installation Items Needed hardware package provided with heater electric drill with 3 16 masonry drill bit 1 Position heater base assembly in fire place Center base assembly left to right and front to back inside fireplace 2 Mark screw locations through holes in mounting bracke...

Page 14: ...ceptable al ternative to test gauge connection Purchase the optional CSA design certified equipment shutoff valve from your dealer WARNING A qualified ser vice technician must connect heater to gas supply Follow all local codes WARNING This appliance requires a 1 2 NPT National Pipe Thread inlet connection to the pressure regulator WARNING Do not over tighten gas connections WARNING For natural ga...

Page 15: ...14 WC If you do not reduce incom ing gas pressure heater regulator damage could occur Install external regulator with the vent pointing down as shown in Figure 14 Pointing the vent down protects it from freezing rain or sleet Figure 14 External Regulator with Vent Pointing Down External Regulator with Vent Pointing Down Propane LP Supply Tank Equipment Shutoff Valve Ground Joint Union 3 8 NPT Pipe...

Page 16: ...ints for Natural Gas Gas Meter WARNING Testallgaspiping and connections internal and external to unit for leaks after installing or servicing Correct all leaks at once WARNING Neveruseanopen flame to check for a leak Apply a noncorrosiveleakdetectionfluid toalljoints Ifbubblesform there isaleak Correctallleaksatonce PRESSURE TESTING GAS SUPPLY PIPING SYSTEM Test Pressures In Excess Of 1 2 PSIG 3 5...

Page 17: ... disconnection when servicing controls Wiring errors can cause improper and dangerous opera tion Verify proper operation after servicing Note The millivolt valve is a self powered combination gas control that does not require 110 VAC to operate INSTALLING LOGS See Owners Manual provided with your log set for proper log installation ...

Page 18: ... Do not allow fans to blow directly into the fireplace Do not place a blower inside the burn area of the firebox Ceiling fans may create drafts that alter flame patterns Sooting and improper burning will result During manufacturing fabricating and ship ping various components of this appliance are treated with certain oils films or bonding agents These chemicals are not harmful but may produce ann...

Page 19: ...ier for repairs 6 With control knob pressed in push down and release ignitor button This will light pilot The pilot is attached to the rear of the burner If needed keep pressing ignitor button until pilot lights Note If pilot does not stay lit refer to Troubleshooting pages 23 though 25 Also contact a qualified service technician or gas supplier for repairs Until repairs are made light pilot with ...

Page 20: ...TE OPERATION Note All remote control accessories must be purchased separately Follow instructions included with the remote control NOTICE You must lightthe pilot before using the hand held re mote control unit See Lighting Instructions page 19 After lighting let pilot flame burn for about one minute Turn control knob to the ON posi tion Adjust flame adjustment knob anywhere between HI and LO Slide...

Page 21: ...use the thermocouple to cool which shuts the heater off If pilot flame pattern is incorrect as shown in Figure 22 or 24 turn heater off see To Turn Off Gas to Ap pliance page 20 see Troubleshooting pages 23 through 25 Approx 3 6 Above Top of Logs More Than 8 Above Top of Logs Approx 3 6 Above Top of Logs More Than 8 Above Top of Logs Figure 25 Correct Burner Flame Pattern Figure 26 Incorrect Burne...

Page 22: ...lot assembly 1 Shut off the unit including the pilot Allow the unit to cool for at least thirty minutes 2 Inspect burner pilot and primary air inlet holes on injector for dust and dirt see Figure 27 3 Blow air through the ports slots and holes in the burner Also clean the pilot assembly 4 Check the injector holder located at the end of the burner tube again Remove any large particles of dust dirt ...

Page 23: ...itor button is pressed in there is no spark at ODS pilot 1 Ignitor electrode is posi tioned wrong Ignitor elec trode is broken 2 Ignitor electrode is not con nected to ignitor cable 3 Ignitor cable is pinched or wet 4 Broken ignitor cable 5 Bad piezo ignitor 6 Low battery 1 Replace electrode 2 Replace ignitor cable 3 Free ignitor cable if pinched by any metal or tubing Keep ignitor cable dry 4 Rep...

Page 24: ...urner orifice is clogged 2 Burner orifice diameter is too small 3 Inlet gas pressure is too low 1 Clean burner orifice see Care and Maintenance page 22 or replace burner orifice 2 Replace burner orifice 3 Contact local gas supplier Delayed ignition of burner 1 Manifold pressure is too low 2 Burner orifice is clogged 1 Contact local gas supplier 2 Clean burner see Care and Maintenance page 22 or re...

Page 25: ...alls or furniture 1 When heated the vapors from furniture polish wax carpet cleaners etc turn into white powder residue 1 Turn heater off when using furniture polish wax carpet cleaner or similar products Heater produces un wanted odors 1 Heater is burning vapors from paint hair spray glues etc See IMPORTANT statement page 23 2 Gas leak See Warning State ment at the top of page 23 3 Low fuel suppl...

Page 26: ...X400 ODS 1 EWB601 EWB601 EWB601 EWB601 Hardware Package 1 REPLACEMENT PARTS Note Use only original replacement parts This will protect your warranty coverage for parts replaced under warranty PARTS UNDER WARRANTY Contact authorized dealers of this product If they can t supply original replacement parts call Customer Service at 1 618 233 7420 or 1 800 851 3153 for referral information When calling ...

Page 27: ... 1 10 VFL024 01A VFL024 02A VFL024 03A VFL024 04A Orifice 1 11 NG8214 LPG8404 NG8214 LPG8404 ODS 1 EWB601 EWB601 EWB601 EWB601 Hardware Package 1 PARTS MODELS HVFR18N HVFR18P HVFR24N AND HVFR24P This list contains replaceable parts used in your heater When ordering parts follow the instructions listed under Replacement Parts on page 26 of this manual TECHNICAL SERVICES You may have further questio...

Page 28: ...arranty Remotes and Thermostats Sold with Systems or as Accessories All parts carry a 1 year limited warranty Hearth products must be installed by a qualified technician and must be maintained and operated safely in accordance with the instructions in the owner s manual Empire will make replacement parts available at the factory Shipping labor and installation expenses are not covered To make a cl...

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