Medallion MBN10LA Owner's Operation And Installation Manual

Blue flame vent-free natural gas heater

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BLUE FLAME VENT-FREE NATURAL GAS HEATER
OWNER'S OPERATION AND INSTALLATION MANUAL
MBN10LA
and
MBN6LA
10,000 and 6,000 Btu/Hr
Manually-Controlled
Models
WARNING: If the information in this manual is
not followed exactly, a fire or explosion may
result causing property damage, personal in-
jury, 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 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.
This appliance may be installed in an aftermarket*, permanently located, 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 other gases.
*Aftermarket: Completion of sale, not for purpose of resale, from the manufacturer
Save this manual for future reference.
WARNING: Improper installa-
tion, adjustment, alteration, ser-
vice, or maintenance can cause
injury or property damage. Re-
fer to this manual for correct
installation and operational
procedures. For assistance or
additional information consult
a qualified installer, service
agency, or the gas supplier.
WARNING:
This
unvented gas-fired heater. It
uses air (oxygen) from the
room in which it is installed.
Provisions for adequate com-
bustion and ventilation air
must be provided. Refer to Air
For Combustion and Ventila-
tion on page 4 of this manual.
is
an

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Summary of Contents for Medallion MBN10LA

  • Page 1 ™ BLUE FLAME VENT-FREE NATURAL GAS HEATER OWNER’S OPERATION AND INSTALLATION MANUAL MBN10LA MBN6LA 10,000 and 6,000 Btu/Hr Manually-Controlled Models WARNING: Improper installa- WARNING: If the information in this manual is tion, adjustment, alteration, ser- not followed exactly, a fire or explosion may...
  • Page 2: Safety Information

    ™ MBN10LA AND MBN6LA VENT-FREE NATURAL GAS HEATER SAFETY Heater model MBN10LA shall not be Due to high temperatures, the installed in a bathroom. appliance should be located out INFORMATION 4. This heater needs fresh, outside air ven- of traffic and away from furniture tilation to run properly.
  • Page 3: Product Identification

    Panel Heater Front Cabinet Panel Figure 1 - Vent-Free Natural Gas Heater (Model MBN10LA Shown) LOCAL CODES UNPACKING Install and use heater with care. Follow all 1. Remove heater from carton. local codes. In the absence of local codes, use 2.
  • Page 4: Air For Combustion And Ventilation

    ™ MBN10LA AND MBN6LA VENT-FREE NATURAL GAS HEATER AIR FOR PROVIDING ADEQUATE Confined and Unconfined Space VENTILATION COMBUSTION AND The National Fuel Gas Code ANS Z223.1 defines a confined space as a space whose The following are excerpts from National...
  • Page 5: Determining Fresh-Air Flow For Heater Location

    OWNER’S MANUAL AIR FOR COMBUSTION AND VENTILATION Continued DETERMINING FRESH-AIR FLOW FOR HEATER LOCATION Determining if You Have a Confined or Unconfined Space Use this worksheet to determine if you have a confined or unconfined space. Space: Includes the room in which you will install heater plus any adjoining rooms with doorless passageways or ventilation grills between the rooms.
  • Page 6: Fresh Air For Combustion And Ventilation

    ™ MBN10LA AND MBN6LA VENT-FREE NATURAL GAS HEATER FRESH AIR FOR COMBUSTION AND 12" VENTILATION Continued VENTILATION AIR Ventilation Grills Ventilation Air From Inside Into Adjoining Room, Ventilation Building Option 2 Grills into Adjoining This fresh air would come from an adjoining...
  • Page 7: Check Gas Type

    Side Left Side house. In the event of a power • in a bathroom (Model MBN10LA Minimum To outage, you can use this heater only. MBN6LA is allowed in Top Surface as your primary heat source.
  • Page 8 ™ MBN10LA AND MBN6LA VENT-FREE NATURAL GAS HEATER INSTALLATION Thin or Installing Bottom Mounting Thick Wall Screw Continued (thick wall Locate bottom mounting hole. This shown) Installing Two Mounting Screws hole is near bottom on back panel of 1/16" heater (see Figure 11).
  • Page 9: Connecting To Gas Supply

    OWNER’S MANUAL INSTALLATION Apply pipe joint sealant lightly to male Install sediment trap in supply line as shown threads. This will prevent excess sealant in Figure 12. Locate sediment trap where it Continued from going into pipe. Excess sealant in pipe is within reach for cleaning.
  • Page 10: Checking Gas Connections

    ™ MBN10LA AND MBN6LA VENT-FREE NATURAL GAS HEATER INSTALLATION Pressure Testing Heater Gas OPERATING Connections Continued HEATER 1. Open equipment shutoff valve (see Fig- CHECKING GAS ure 13). FOR YOUR SAFETY CONNECTIONS 2. Open main gas valve located on or near READ BEFORE gas meter.
  • Page 11: Inspecting Burner

    OWNER’S MANUAL OPERATING Turn control knob counterclockwise MANUAL LIGHTING to the HIGH position. The PROCEDURE HEATER main burner should light. Set control knob to any heat level between HIGH Remove front panel (see Figure 10, Continued and LOW. To turn control knob from page 8).
  • Page 12: Burner Flame Pattern

    ™ MBN10LA AND MBN6LA VENT-FREE NATURAL GAS HEATER INSPECTING CLEANING AND Pilot Air Inlet Hole BURNER MAINTENANCE Continued WARNING: Turn off heater and let cool before cleaning. BURNER FLAME PATTERN Figure 19 shows a correct burner flame Pilot Assembly pattern. Figure 20 shows an incorrect burner CAUTION: You must keep flame pattern.
  • Page 13: Troubleshooting

    OWNER’S MANUAL TROUBLESHOOTING WARNING: Turn off heater CAUTION: Never use a wire, and let cool before servicing. Only needle, or similar object to clean Note: All troubleshooting items are listed in a qualified service person should ODS/pilot. This can damage ODS/ order of operation.
  • Page 14 ™ MBN10LA AND MBN6LA VENT-FREE NATURAL GAS HEATER TROUBLESHOOTING Continued POSSIBLE CAUSE REMEDY OBSERVED PROBLEM 1. Burner orifice is clogged 1. Clean burner orifice (see Cleaning and Burner does not light after ODS/pilot is lit Maintenance, page 12) or replace burner orifice 2.
  • Page 15 OWNER’S MANUAL TROUBLESHOOTING Continued WARNING: If you smell gas • Shut off gas supply. • 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.
  • Page 16: Illustrated Parts List

    ™ MBN10LA AND MBN6LA VENT-FREE NATURAL GAS HEATER ILLUSTRATED PARTS LIST MBN10LA MBN6LA 12-1 12-2 105717...
  • Page 17: Parts List

    OWNER’S MANUAL PARTS LIST This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 18 of this manual. MBN10LA MBN6LA PART NUMBER FOR DESCRIPTION QTY. MBN6LA MBN10LA 098304-01 098304-01 Screw, #10 x 3/8"...
  • Page 18: Specifications

    ™ MBN10LA AND MBN6LA VENT-FREE NATURAL GAS HEATER SPECIFICATIONS REPLACEMENT PARTS MBN6LA MBN10LA Btu (Variable) 4,400/6,000 5,000/10,000 Note: Use only original replacement parts. Type Gas Natural Only Natural Only This will protect your warranty coverage for Ignition Piezo Piezo parts replaced under warranty.
  • Page 19 OWNER’S MANUAL NOTES _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ 105717...
  • Page 20: Warranty Information

    We make no other warranty, expressed or implied. LIMITED WARRANTY MEDALLION VENT-FREE NATURAL GAS HEATERS C.U.I. warrants this product to be free from defects in materials and components for two (2) years from the date of first purchase, provided that the product has been properly installed, operated and maintained in accordance with all applicable instructions.

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Mbn6la

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