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OWNER’S OPERATION AND INSTALLATION MANUAL

VENT-FREE PROPANE/LP GAS

COMPACT CLASSIC HEARTH

 FIREPLACE

®

10,000 Btu/Hr with

Thermostat

®

Shown with Optional
Cabinet Mantel/Hearth
Base Accessory

VMH10TP

This appliance may be installed in an aftermarket* manufactured (mobile) home, where not prohibited by state
or local codes. This appliance may be installed in bedroom where not prohibited by state or local codes.

*Aftermarket: Completion of sale, not for purpose of resale, from the manufacturer. (I.E. Installation of this product is

permitted after the manufactured (mobile) home is sited)

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.

WARNING: If the information in this manual is not fol-
lowed 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
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 a

neighbor’s phone. Follow the gas supplier’s in-
structions.

• 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: Improper installation,
adjustment, alteration, service, or
maintenance can cause injury or
property damage. Refer to this
manual for correct installation and
operational procedures. For as-
sistance or additional information
consult a qualified installer, ser-
vice agency, or the gas supplier.

WARNING: This is an unvented
gas-fired heater. It uses air (oxy-
gen) from the room in which it is
installed. Provisions for adequate
combustion and ventilation air
must be provided. Refer to 

Air for

Combustion and Ventilation sec-
tion on page 6 of this manual.

Summary of Contents for Vanguard VMH10TP

Page 1: ...nal injury or loss of life Do not store or use gasoline or other flammable 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 applian...

Page 2: ...plosion electrical shock and carbon monoxide poisoning WARNING ICON G 001 DANGER Carbon monoxide poisoning may lead to death SAFETY INFORMATION Carbon Monoxide Poisoning Early signs of carbon monoxide...

Page 3: ...manufacturing residues 10 Do not allow fans to blow directly into the fireplace Avoid any drafts that alter burner flame patterns Ceiling fans can create drafts that alter burner flame patterns Altere...

Page 4: ...ket 4 Check fireplace for any shipping damage If fireplace is damaged promptly inform dealer where you bought fireplace PRODUCT FEATURES Safety Pilot This fireplace has a pilot with an Oxygen Depletio...

Page 5: ...lace branches on branch support see Figure 2 6 Reattach screen by placing the notches in the screen frame over the shoulder screws and pushing down Figure 2 Assembling Fireplace WARNING ICON G 001 WAR...

Page 6: ...n The air that leaks around doors and windows may provide enough fresh air for combustion and ventilation However in buildings of unusually tight construction you must provide additional fresh air Unu...

Page 7: ...gas heater ___________________ Btu Hr Gas fireplace logs ___________________ Btu Hr Other gas appliances ___________________ Btu Hr Total ___________________ Btu Hr Example Gas water heater 30 000 Bt...

Page 8: ...ing to an adjoining unconfined space you must provide two permanent openings one within 12 of the ceiling and one within 12 of the floor on the wall connecting the two spaces see options 1 and 2 Figur...

Page 9: ...thin 12 of the ceiling and one within 12 of the floor Connect these items directly to the outdoors or spaces open to the outdoors These spaces include attics and crawl spaces IMPORTANT Do not provide...

Page 10: ...nches from the front top or sides of the fireplace as a fireplace insert in high traffic areas in windy or drafty areas LOCATING FIREPLACE WARNING ICON G 001 WARNING Maintain the minimum clearances sh...

Page 11: ...Fireplace Shown with Optional Mantel WARNING ICON G 001 CAUTION If you install the fireplace in a home garage fireplace pilot and burner must be at least 18 inches above floor locate fireplace where...

Page 12: ...instructions on page 5 5 Carefully set fireplace in front of rough opening with back of fireplace inside wall opening If installing in a corner use dimensions shown in Figure 9 for the rough opening...

Page 13: ...for leaks See Checking Gas Connections page 18 11 If using optional brass trim kit install the trim after final finishing and or painting of wall See instructions included with brass trim accessory f...

Page 14: ...ure 12 Figure 13 Attaching Wood Base to Floor 1 3 4 Screw Wood Base Hole for 3 wood screw for attaching fireplace to wooden base Hole for 3 wood screw for attaching fireplace to mantel 8 Place assembl...

Page 15: ...ass Trim Brass trim shipped with mantel 1 Remove packaging from three remaining pieces of brass trim 2 Locate two adjusting plates with set screws and two shims in the hardware packet 3 Align shim und...

Page 16: ...t reduce incoming gas pressure to between 11 and 14 inches of water If you do not reduce incoming gas pressure fireplace regulator damage could occur Install external regulator with the vent pointing...

Page 17: ...ve from fireplace see Figure 18 PurchasetheoptionalA G A design certifiedmanualshutoffvalvefromyourdealer See Accessories page 29 A G A Design Certified Manual Shutoff Valve With 1 8 NPT Tap 3 Minimum...

Page 18: ...nd water to all joints Bubbles forming show a leak Correct all leaks at once WARNING ICON G 001 CAUTION Make sure external regulator has been installed between propane LP supply and fireplace See guid...

Page 19: ...e see Figure 20 2 Open propane LP supply tank valve 3 Make sure control knob of fireplace is in the OFF position 4 Check all joints from manual shutoff valve to thermostat gas valve see Figure 20 Appl...

Page 20: ...e 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 C Use only...

Page 21: ...ilot The pilot is attached to 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 through 27 Also contact a...

Page 22: ...OPERATION The thermostat used on this fireplace senses the room temperature At times the room may exceed the set temperature If so the burner will shut off The burner will cycle back on when room tem...

Page 23: ...pattern shows the flame consistantly higher than one inch above the log Note When using the fireplace the first time the flame will be yellow for approxi mately one hour until the log cures If burner...

Page 24: ...d service person Fireplace may need more frequent cleaning due to excessive lint from carpeting bedding material etc WARNING ICON G 001 WARNING Turn off and unplug fireplace and let cool before servic...

Page 25: ...lace thermocouple 8 Replace control valve OBSERVED PROBLEM When ignitor button is pressed there is spark at ODS pilot but no ignition ODS pilot lights but flame goes out when control knob is released...

Page 26: ...sageways on fireplace blocked 3 Dirty or partially clogged burner orifice REMEDY 1 Clean burner see Cleaning and Mainte nance page 24 or replace burner orifice 2 Replace burner orifice 3 Contact local...

Page 27: ...tatement at top of page 2 Control valve defective 1 Foreign matter be tween control valve and burner 2 Gas leak See Warn ing statement at top of page 1 Not enough combus tion ventilation air OBSERVED...

Page 28: ...ational s Technical Service Department at 1 800 323 5190 for referral information When calling DESA International have ready your name your address model number of your fireplace how fireplace was mal...

Page 29: ...bly instructions included Three sided brass trim kit included CORNER MANTEL WITH BUILT IN HEARTH BASE Unfinished GM721U Finished GM720F For use with fireplace Space saving mantel and hearth base corne...

Page 30: ...30 103669 12 1 12 2 23 29 32 36 37 13 7 33 11 8 10 8 7 30 3 1 2 9 17 19 6 22 31 21 40 27 38 38 16 15 18 24 28 5 34 26 25 20 42 35 12 24 12 1 25 14 4 39 41 VMH10TP...

Page 31: ...671 01 Burner Tube 1 17 100587 01 Brass Screw 6 x 3 8 4 18 098303 02 Regulator Screw 2 19 102634 01CJ Outer Shell Base 1 20 102649 01CJ Branch Support 1 21 099415 04 Gas Regulator 1 22 102875 01 Regul...

Page 32: ...caused by improper installation Travel diagnostic cost labor transportation and any and all such other costs related to repairing a defective fireplace will be the responsibility of the owner TO THE...

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