Mr. Heater MHVFB10LP Installation Instructions And Owner's Manual

Unvented lp-gas fired buddy wall-mount heater

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Installer: Leave this manual with the appliance. Consumer: Retain this manual for future reference.
INSTALLATION INSTrucTIONS ANd OwNer'S MANuAL
Mr. HeATer
MHVFB10LP
UNVENTED LP-GAS FIRED
BUDDY WALL-MOUNT HEATER
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 vapors and liquids in the vicinity of this or any other appliance.
- An LP cylinder not connected for use shall not be stored in the vicinity of this or any other appliance.
- WHAT TO DO IF YOU SMELL GAS
• Shut off gas supply
• Do not try to light any appliance
• Do not touch an 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 qualified installer, service agency, or the gas supplier.
WARNING: 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. Refer to Fresh Air for Combustion and
Ventilation section on page 3 of this manual.
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 assistance or additional
information consult a qualified installer, service agency, or gas supplier.
Unvented LP-Gas Fired Buddy Wall-Mount Heater
ENERCO GROUP, INC., 4560 W. 160
reAd INSTrucTIONS cAreFuLLY: Read and follow all instructions. Place
instructions in a safe place for future reference. Do not allow anyone who has not
read these instructions to assemble, light, adjust or operate the heater.
1
TH
ST., CLEVELAND, OHIO 44135 · 216-916-3000
Installation Instructions and Owner's Manual
Operation Instructions Only
No Parts List
70586 Rev. B 04/08

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Summary of Contents for Mr. Heater MHVFB10LP

  • Page 1 Installer: Leave this manual with the appliance. Consumer: Retain this manual for future reference. INSTALLATION INSTrucTIONS ANd OwNer’S MANuAL Mr. HeATer MHVFB10LP UNVENTED LP-GAS FIRED BUDDY WALL-MOUNT HEATER 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.
  • Page 2 This appliance may be installed in an aftermarket* permanently 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 any other gas. *Aftermarket completion of sale, not for the purpose of resale, from the manufacturer.
  • Page 3: Local Codes

    (ODS) safety shut off system. The ODS/pilot shuts off the heater if there is not enough fresh air. IGNITION SYSTEM PIEZO: MHVFB10LP – The heater is equipped with a piezo manual ignitor. This system requires no matches, batteries, or other source to light heater.
  • Page 4: Ventilation Air

    install heater plus any adjoining rooms with door- less passageways or ventilation grills between the rooms. 1. Find the volume of the space by multiplying room length x width x height. Example: Space size 18ft (length) x 18ft. (width) x 8ft. (height) = 2592 If additional ventilation to adjoining room is supplied with grills or openings, add the volume of these rooms...
  • Page 5: Installation

    doors or spaces open to the outdoors. These include attics* and crawl spaces. Follow the National Fuel Gas Code NFPA 54/ ANSI Z223.1, Section 5.3, Air for Com- bustion and Ventilation for required size of ventilation grills or ducts. *IMPORTANT: Do not provide openings for inlet or outlet into attic.
  • Page 6 ping. Remove mounting bracket from back panel. Figure 5 Removing Front Panel of Heater 1. Remove three screws on bottom front of front panel. 2. Pull bottom of front panel forward, then down (see figure 6) Figure 6 Attaching Mounting Bracket to Wall Use holes on each end of mounting bracket to attach bracket to wall.
  • Page 7 Placing Heater on Mounting Bracket 1. Locate two horizontal slots on back pane of heater (see figure 19). 2. Place heater onto mounting bracket. Slide hori- zontal slots onto stand-out tabs on mounting bracket. Mounting Screws Figure 9 Installing Bottom Mounting Screws 1.
  • Page 8: Checking Gas Connections

    Inspect the hose before each use of the heater. If there is excessive abrasion or wear, or the hose is cut, replace prior to using the heater with one of the Mr. Heater Hose assembly supplied (see parts list). •...
  • Page 9: For Your Safety Read Before Lighting

    Open Equipment Shutoff Valve Figure 13 Gas Meter Equipment Shutoff Valve Figure 14 FOR YOUR SAFETY READ BEFORE LIGHTING WARNING: If you do not follow these instructions exactly, a fire or explosion may result causing prop- erty damage, personal injury or loss of life. A.
  • Page 10: Pilot Flame Pattern

    Control Knob Figure 16 Figure 17 CAUTION: Do not try to adjust heating level by using equipment shutoff valve. WARNING: When running heater, set control knob at “LO” or “HI” locked positions. Poor combustion and higher levels of carbon monoxide may result if heater is operated with control knob positioned between locked positions.
  • Page 11: Specifications

    Inlet Gas Pressure (Minimum) Burners / Orifice nozzles Thermostatic Control Clearances: inches (mm) Sides Floor (min. to top of carpet) Fabric / flammable objects Installation Instructions and Owner’s Manual MHVFB10LP 10,000 LP-Gas Only Piezo 10 Inches of Water 14 Inches of Water...
  • Page 12: Troubleshooting

    TROUBLESHOOTING NOTE: All troubleshooting items are listed in order of operation and likely occurrence. WARNING: Only a qualified service person should service and repair heater. CAUTION: Never use a wire needle, or similar object to clean ODS/pilot. This can damage ODS/pilot unit. Make sure grille guard is in place before running heater.
  • Page 13: Possible Cause

    TROUBLESHOOTING CON’T OBSERVED SYMPTOM Burner backfiring during opera- 1. Burner orifice is clogged or damaged tion 2. Burner damaged 3. Gas regulator defective 1. Residues from manufacturing process Slight smoke or odor during initial operation Heater produces a whistling 1. Turning control knob to HI position when noise when burner is lit burner is cold 2.
  • Page 14: Parts List

    For all models, Equipment shutoff valve with 1/8” NPT tap. PARTS LIST Non-Thermostat model MHVFB10LP This list contains replacement parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 17 of this manual.
  • Page 15 Unvented LP-Gas Fired Buddy Wall-Mount Heater Installation Instructions and Owner’s Manual...
  • Page 16: Warranty Information

    ENERCO GROUP, INC., 4560 W. 160TH ST., CLEVELAND, OHIO 44135 216-881-5500 Toll Free Number 1-800-251-0001 www.mrheater.com Mr. Heater is a registered trademarks of Enerco Group, Inc. © 2005, Enerco/Mr. Heater. All rights reserved Unvented LP-Gas Fired Buddy Wall-Mount Heater Installation Instructions and Owner’s Manual...

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