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Mr. Heater MHBF10LP Installation Instructions And Owner's Manual
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Mr. Heater MHBF10LP Installation Instructions And Owner's Manual

Unvented lp-gas fired room heater
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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.
UNVENTED LP-GAS FIRED ROOM HEATER
Blue Flame Heaters
Model #
MHBF10LP/TSBF10LP
MHBF20LPT/TSBF20LPT
MHBF30LPT/TSBF30LPT
MHBF30LPT/
TSBF30LPT
MHIR30LPT/
TSIR30LPT
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.
- WHAT TO DO IF YOU SMELL GAS
•
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.
ENERCO GROUP, INC., 4560 W. 160
INSTALLATION INSTRUCTIONS
AND OWNER'S MANUAL
Burn Rate
10,000 Btu/hr
20,000 Btu/hr
30,000 Btu/hr
MHBF20LPT/
TSBF20LPT
MHIR20LPT/
TSIR20LPT
TH
ST., CLEVELAND, OHIO 44135 · 216-916-3000
Plaque Heaters
Model #
MHIR10LP/TSIR10LP
MHIR20LPT/TSIR20LPT
MHIR30LPT/TSIR30LPT
MHBF10LP/
TSBF10LP
1
Installation instructions and Owner's Manual
Burn Rate
10,000 Btu/hr
20,000 Btu/hr
30,000 Btu/hr
MHIR10LP/
TSIR10LP
70575 Rev. C 08/05

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Summary of Contents for Mr. Heater MHBF10LP

  • Page 1 Do not allow anyone who has not read these instructions to assemble, light, adjust or operate the heater. UNVENTED LP-GAS FIRED ROOM HEATER Blue Flame Heaters Plaque Heaters Model # Burn Rate Model # Burn Rate MHBF10LP/TSBF10LP 10,000 Btu/hr MHIR10LP/TSIR10LP 10,000 Btu/hr MHBF20LPT/TSBF20LPT 20,000 Btu/hr MHIR20LPT/TSIR20LPT 20,000 Btu/hr MHBF30LPT/TSBF30LPT...
  • 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 Product Features FRESH AIR FOR COMBUSTION AND VENTILATION Ignitor Button Control Knob WARNING: This heater shall not be installed in a confined space or unusually tight construction unless provisions are provided for adequate com- bustion and ventilation air. Read the following Burners instructions to insure proper fresh air for this and other fuel-burning appliances in your home.
  • Page 4 *Adjoining rooms are communication only if there You must provide additional fresh air. Your options are doorless passageways or ventilation grills are as follows: between them. A. Rework worksheet, and the space of an adjoining room. If the extra space provides an unconfined DETERMINING THE TYPE OF HEATER space, remove door to adjoining room or add ventila- LOCATION SPACE:...
  • Page 5 • Ground joint union VENTILATION AIR 1 2 3 4 5 6 7 8 • Test gauge connection* 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 OUTLET AIR VENTILATED • Sediment trap ATTIC •...
  • Page 6 1. Attach to wall studs 2. Attach to wall anchor Attaching to Wall Stud: This way is the best providing the strongest mounting in 36” min. wood frame houses. from ceiling 6” Min from adjoining Attaching to Wall Anchor: walls This way allows you to attach mounting bracket to hollow walls (wall areas between studs) or to solid walls (concrete or masonry).
  • Page 7 1. Drill holes at marked locations using 5/16” drill 4. If installing bottom mounting screw into hollow bit. For solid walls (concrete or masonry), drill or solid wall, install wall anchors. Follow steps 1 at least 1” deep. through 4 under Attaching to Wall using Anchor. If installing bottom mounting screw into wall 2.
  • Page 8 Install sediment trap in supply line as shown in figure WARNING: This appliance requires a 3/8” NPT 12. Locate sediment trap where it is within reach for (National Pipe Thread) inlet connection to the cleaning. A sediment trap traps moisture and contami- pressure regulator.
  • Page 9 OPERATING YOUR HEATER Figure 13 NON-THERMOSTAT MODELS MHIR10LP / MHBF10LP / TSIR10LP / TSBF10LP FOR YOUR SAFETY READ BEFORE LIGHTING Control Valve WARNING: If you do not follow these instructions exactly, a fire or explosion may result causing property damage, personal injury or loss of life.
  • Page 10 C. Use only your hand to push in or turn the gas FOR BF10LP: After flame is established (see control knob. Never use tools. It knob will not Burner Flame Pattern, Page 12) on “HI”, adjust heat push in or turn by hand, don’t try to repair it; call output by turning control knob to desired position a qualified service technician or gas supplier.
  • Page 11 TO TURN OFF GAS TO APPLIANCE LIGHTING INSTRUCTIONS SHUTTING OFF HEATER: 1. STOP! Read the all safety information included with and on the side of heater. 1. Turn control knob clockwise to the OFF posi- tion. 2. Make sure the equipment shutoff valve is fully open.
  • Page 12 8. When the pilot is lit, turn control know counter- clockwise to heating level. The main burner should light. 9. To select the desired heat level, turn the tem- perature setting knob counterclockwise to Figure 21 between 1 & 7. THERMOSTAT CONTROL OPERATION FOR IR20LPT / IR30LPT: The thermostatic control used simply turns on and off the burner.
  • Page 13 Figure 25 Figure 24b CLEANING AND MAINTENANCE CLEANING HEATER CABINET WARNING: Turn off heater and let cool before Air passageways servicing. • Use a vacuum cleaner or pressurized air to CAUTION: You must keep control areas, burner and circulation air passageways of heater clean. Inspect clean these areas of heater before use.

  • Page 14: 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 15 TROUBLESHOOTING CON’T OBSERVED SYMPTOM POSSIBLE CAUSE REMEDY 1. Clean burner orifice (see Cleaning and 1. Burner orifice is clogged or damaged Buner backfiring during Maintenance on page 13), or replace combustion burner orifice 2. Burner damaged 2. Replace burner 3. Gas regulator defective 3.
  • Page 16 SPECIFICATIONS IR10 LP IR20LPT IR30LPT BTU (Available) 10,000 20,000 30,000 Type of Gas LP-Gas Only LP-Gas Only LP-Gas Only Ignition Piezo Battery ignitor (1-AA) Battery ignitor (1-AA) Pressure Regulator Setting 10 Inches of Water 10 Inches of Water 10 Inches of Water Inlet Gas Pressure (Maximum) 14 Inched of Water 14 Inched of Water...
  • Page 17 REPLACEMENT PARTS Note: use only original replacement parts. This will protect you warranty coverage for parts replaced under warranty. PARTS UNDER WARRANTY Contact authorized dealer from whom you purchased this product. If they are unable to supply original replacement part(s), call the number on back of manual. When contacting your dealer have ready: •...
  • Page 18 Thermostat models MHIR20LPT, MHIR30LPT, MHBF20LPT, MHBF30LPT TSIR20LPT, TSIR30LPT, TSBF20LPT, TSBF30LPT 31-3 31-2 31-1 31-1 22-1 20-2 16-1 16-2 33-1 BF20LPT BF30LPT 20-1 27-2 33-2 28-2 22-3 22-1 31-3 31-2 31-1 31-1 22-1 33-1 22-3 IR20LPT 20-2 IR30LPT 33-2 22-2 20-1 16-1 27-1 16-2...
  • Page 19 PARTS LIST Thermostat models MHIR20LPT, MHIR30LPT, MHBF20LPT, MHBF30LPT TSIR20LPT, TSIR30LPT, TSBF20LPT, TSBF30LPT 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. ITEM PART NO. DESCRIPTION QTY.
  • Page 20 ITEM PART NO. DESCRIPTION QTY. IR20LPT BF20LPT IR30LPT BF30LPT 28-1 70361 — — — Orifice, 20, IR 28-2 — 70362 — — Orifice, 20, BF 70683 70683 70683 70683 70684 70684 70684 70684 Fan motor 31-1 70685 70685 70685 70685 Fan Mounting Bracket 31-2 70686...
  • Page 21 NON-Thermostat models MHIR10LP, MHBF10LP TSIR10LP, TSBF10LP 22-1 33-1 20-2 22-2 IR10LP 22-3 16-1 20-1 29-1 16-2 22-1 20-2 33-1 16-2 BF10LP 20-1 16-1 27-2 22-3 22-2 Installation instructions and Owner’s Manual...
  • Page 22 PARTS LIST Non-Thermostat model MHIR10LP, MHBF10LP, TSIR10 LP, TSBF10LP 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. ITEM PART NO. DESCRIPTION QTY. IR10LP...
  • Page 23 ITEM PART NO. DESCRIPTION QTY. IR10LP BF10LP 70336 Bracket, Bottom, Plenum Assembly 70677 Burner Plaques, 10 70678 Plaque Gasket, 10 70337 70337 Control Valve Knob 70352 Right Burner gas tube 70353 Left burner gas tube 70354 70354 ODS Gas Tube Assembly 70355 70355 Regulator to Thermostat Valve tube Ass’y...
  • Page 24 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. ANSI Z21.11.2a-2003 © 2005, Enerco/Mr. Heater. All rights reserved Installation instructions and Owner’s Manual...
  • Page 25 INSTALLATION INSTRUCTIONS AND OWNER’S MANUAL 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. UNVENTED NATURAL GAS FIRED ROOM HEATER Blue Flame Heaters Plaque Heaters...
  • Page 26 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 27 Product Features FRESH AIR FOR COMBUSTION AND VENTILATION Ignitor Button Control Knob WARNING: This heater shall not be installed in a confined space or unusually tight construction unless provisions are provided for adequate com- bustion and ventilation air. Read the following Burners instructions to insure proper fresh air for this and other fuel-burning appliances in your home.
  • Page 28 *Adjoining rooms are communication only if there room. If the extra space provides an unconfined are doorless passageways or ventilation grills space, remove door to adjoining room or add ventila- between them. tion grills between the rooms. See Ventilation Air From Inside Building (Fig.
  • Page 29 • VENTILATION AIR Test gauge connection* 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 OUTLET AIR • Sediment trap VENTILATED ATTIC • Tee joint 1 2 3 4 5 1 2 3 4 5 1 2 3 4 5 1 2 3 4 5 •...
  • Page 30 1. Attach to wall studs 2. Attach to wall anchor Attaching to Wall Stud: This way is the best providing the strongest mounting in 36” min. wood frame houses. from ceiling 6” Min from Attaching to Wall Anchor: adjoining walls This way allows you to attach mounting bracket to hollow walls (wall areas between studs) or to solid walls (concrete or masonry).
  • Page 31 1. Drill holes at marked locations using 5/16” drill 4. If installing bottom mounting screw into hollow bit. For solid walls (concrete or masonry), drill or solid wall, install wall anchors. Follow steps 1 at least 1” deep. through 4 under Attaching to Wall using Anchor. If installing bottom mounting screw into wall 2.
  • Page 32 WARNING: This appliance requires a 3/8” NPT cleaning. A sediment trap traps moisture and contami- (National Pipe Thread) inlet connection to the nants. This keeps them from going into heater. If pressure regulator. Use of floor mounting feet will sediment trap is not installed or is installed improperly, require you to use a 3/8 NPT street elbow to make heater may not run correctly.
  • Page 33 Pressure Testing Heater Gas Connections: ELECTRICAL WIRING DIAGRAM: 1. Make sure that the heater supply piping system is connected and has been leak tested as described above. 2. Make sure control knob of heater is in OFF position. 3. Open equipment shutoff valve (see figure 13). 4.
  • Page 34 C. Use only your hand to push in or turn the gas FOR TSBF10NG: After flame is established (see control knob. Never use tools. It knob will not Burner Flame Pattern, Page 12) on “HI”, adjust push in or turn by hand, don’t try to repair it; call heat output by turning control knob to desired a qualified service technician or gas supplier.
  • Page 35 TO TURN OFF GAS TO APPLIANCE LIGHTING INSTRUCTIONS SHUTTING OFF HEATER: 1. STOP! Read the all safety information included with and on the side of heater. 1. Turn control knob clockwise to the OFF posi- tion. 2. Make sure the equipment shutoff valve is fully open.
  • Page 36 8. When the pilot is lit, turn control know counter- clockwise to heating level. The main burner should light. 9. To select the desired heat level, turn the tem- perature setting knob counterclockwise to between 1 & 7. Figure 21 THERMOSTAT CONTROL OPERATION FOR IR20NGT / IR30NGT: The thermostatic control used simply turns on and off the burner.
  • Page 37 Figure 24b Figure 25 CLEANING AND MAINTENANCE WARNING: Turn off heater and let cool before CLEANING HEATER CABINET servicing. Air passageways CAUTION: You must keep control areas, burner and circulation air passageways of heater clean. • Use a vacuum cleaner or pressurized air to Inspect these areas of heater before use.
  • Page 38 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 39 TROUBLESHOOTING CON’T OBSERVED SYMPTOM POSSIBLE CAUSE REMEDY 1. Clean burner orifice (see Cleaning and 1. Burner orifice is clogged or damaged Buner backfiring during Maintenance on page 13), or replace combustion burner orifice 2. Burner damaged 2. Replace burner 3. Gas regulator defective 3.
  • Page 40 SPECIFICATIONS IR10NG IR20NGT IR30NGT BTU (Available) 10,000 20,000 30,000 Type of Gas Natural Gas Only Natural Gas Only Natural Gas Only Ignition Piezo Battery ignitor (1-AA) Battery ignitor (1-AA) Pressure Regulator Setting 4.5 Inches of Water 4.5 Inches of Water 6.0 Inches of Water Inlet Gas Pressure (Maximum) 14 Inched of Water...
  • Page 41 REPLACEMENT PARTS Note: use only original replacement parts. This will protect you warranty coverage for parts replaced under warranty. PARTS UNDER WARRANTY Contact authorized dealer from whom you purchased this product. If they are unable to supply original replacement part(s), call the number on back of manual. When contacting your dealer have ready: •...
  • Page 42 Thermostat models MHIR20NGT, MHIR30NGT, MHBF20NGT, MHBF30NGT, TSIR20NGT, TSIR30NGT, TSBF20NGT, TSBF30NGT 31-3 31-2 31-1 31-1 22-1 20-2 16-1 16-2 33-1 BF20NGT BF30NGT 20-1 27-2 33-2 28-2 22-3 22-1 31-3 31-2 31-1 31-1 22-1 33-1 22-3 IR20NGT 20-2 IR30NGT 33-2 22-2 20-1 16-1 27-1 28-1...
  • Page 43 PARTS LIST Thermostat models MHIR20NGT, MHIR30NGT, MHBF20NGT, MHBF30NGT, TSIR20NGT, TSIR30NGT, TSBF20NGT, TSBF30NGT 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. ITEM PART NO. DESCRIPTION QTY.
  • Page 44 ITEM PART NO. DESCRIPTION QTY. IR20NGT BF20NGT IR30NGT BF30NGT 28-1 70670 — — Orifice, 20, IR 28-2 — 70671 — — Orifice, 20, BF 70683 70683 70683 70683 70684 70684 70684 70684 Fan motor 31-1 70685 70685 70685 70685 Fan Mounting Bracket 31-2 70686 70686...
  • Page 45 NON-Thermostat models MHIR10NG, MHBF10NG, TSIR10NG, TSBF10NG 22-1 33-1 20-2 22-2 IR10NG 22-3 16-1 20-1 29-1 16-2 22-1 20-2 33-1 16-2 BF10NG 20-1 16-1 27-2 22-3 22-2 Installation instructions and Owner’s Manual...
  • Page 46 PARTS LIST Non-Thermostat model MHIR10NG, MHBF10NG, TSIR10NG, TSBF10NG 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. ITEM PART NO. DESCRIPTION QTY. IR10NG BF10NG 70300 70300 Cabinet Assembly...
  • Page 47 ITEM PART NO. DESCRIPTION QTY. IR10NG BF10NG 70336 Bracket, Bottom, Plenum Assembly 70677 Burner Plaques, 10 70678 Plaque Gasket, 10 70337 70337 Control Valve Knob 70352 Right Burner gas tube 70353 Left burner gas tube 70354 70354 ODS Gas Tube Assembly 70355 70355 Regulator to Thermostat Valve tube Ass’y...
  • Page 48 ENERCO GROUP, INC., 4560 W. 160TH ST., CLEVELAND, OHIO 44135 216-916-3000 Toll Free Number 1-800-251-0001 www.mrheater.com Mr. Heater is a registered trademarks of Enerco Group, Inc. ANSI Z21.11.2a-2003 © 2005, Enerco/Mr. Heater. All rights reserved Installation instructions and Owner’s Manual...

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