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Vent-Free
Fireplace Systems
Models: 33ISDG
Installation and
Operating Instructions
WARNINGS
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 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.
238036
33ISDG cover
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 Page
7.
INSTALLER: Leave this manual with the appliance.
CONSUMER: Retain this manual for future refer-
ence.
23D8036 1/11s Rev. 4
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Related Manuals for Majestic 33ISDG
Summary of Contents for Majestic 33ISDG
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Page 1: Operating Instructions
Vent-Free Fireplace Systems Models: 33ISDG Installation and Operating Instructions WARNINGS 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. -
Page 2: Table Of Contents
CONTENTS 33ISDG Vent Free Gas Fireplace System Thank you and congratulations on your purchase of a Majestic Fireplace. PLEASE READ THE INSTALLATION AND OPERATION INSTRUCTIONS BEFORE USING THE APPLIANCE! IMPORTANT: Read all instructions and warnings carefully before starting installation. Failure to follow these instructions may result in a possible fire hazard and will void the warranty. -
Page 3: Important Safety Information
IMPORTANT SAFETY INFORMATION 33ISDG Vent Free Gas Fireplace System OWNER INSTALLER Please retain these instructions for future reference. Please leave these instructions with the appliance. • Any change to this heater or its controls can be dangerous. • Improper installation or use of the heater can cause serious injury or death from fire, burns, explosion or carbon monoxide poisoning. -
Page 4: Codes
IMPORTANT SAFETY INFORMATION 33ISDG Vent Free Gas Fireplace System The initial break-in operation should last two to three THIS APPLIANCE MAY BE INSTALLED IN AN hours with the burner at the highest setting. Provide AFTERMARkET, PERMANENTLY LOCATED, maximum ventilation by opening windows or doors to MANUFACTURED (MOBILE) HOME, WHERE allow odors to dissipate. -
Page 5: Product Features
PRODUCT FEATURES 33ISDG Vent Free Gas Fireplace System Gas Specifications Optional Input BTU/hr Face Model Fuel Control Max. Min. Plate 33ISDNTG Natural Millivolt 28,000 19,000 33ISDPTG Millivolt 28,000 23,000 33ISDNVG Natural T-Stat 28,000 19,000 33ISDPVG T-Stat 28,000 23,000 NOTE: For LP models an external regulator is required to reduce supply pressure to a maximum of 13"... -
Page 6: Framing Dimensions
FRAMING DIMENSIONS 33ISDG Vent Free Gas Fireplace System Rough 37 ” Opening Depth 31 ” 16” 1/2” or 5/8” 33 ” Rough Opening Width Rough Opening Height 27 ” Figure 2 - Framing Dimensions If unit is to be “built in,” fireplace framing can be built before or after the appliance is set in place. -
Page 7: Preinstallation Information
33ISDG Vent Free Gas Fireplace System PREINSTALLATION INFORMATION • Do not install the heater: Handle the gas log burner assembly by the grate only. Do not pick the unit up by • Where curtains, furniture, clothing, or the burners. other flammable objects are less than •... -
Page 8: Clearances And Height Requirements
33ISDG Vent Free Gas Fireplace System CLEARANCE and HEIGHT REQUIREMENTS The dimensions shown in Figures 4 and 5 and defined in the fireplace manufacturer's instructions are minimum clearances to maintain when installing this heater. Left and right clearances are determined when facing the front of the heater. - Page 9 33ISDG Vent Free Gas Fireplace System CLEARANCES Figure 7 is an example of an unsafe mantel installation. HEAT RESISTANT MATERIAL (MINIMUM The mantel projects 4" at 8" above the opening, exceed- REQUIREMENTS) WITH NO WOODEN MANTEL ing the maximum acceptable distance of 2Z\x". The mantel OR OTHER COMBUSTIBLE PROjECTION also projects 8"...
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Page 10: Installation
33ISDG Vent Free Gas Fireplace System CLEARANCES and INSTALLATION The gas log heater must be installed at least 5" above any combustible flooring material, such as carpeting or tile, which is closer than 14" to the base of the fireplace. -
Page 11: Secure Heater To Floor
INSTALLATION 33ISDG Vent Free Gas Fireplace System SECURE HEATER TO FLOOR NOTE: Clearance requirements as detailed in “Clearances and Height Requirements” section of this manual must be met before securing heater in place. To prevent movement, the heater must be secured to the floor or hearth. -
Page 12: Connect Gas Line
33ISDG Vent Free Gas Fireplace System CONNECT GAS LINE NOTICE: A qualified gas appliance installer must connect the heater to the gas supply. Consult all local codes. Use new black iron or steel pipe. Internally tinned copper or copper tubing can be used per National Fuel Code, section 2.6.3, providing gas meets hydrogen sulfide limits, and where permitted by local codes. -
Page 13: Check Gas Pressure
CHECk GAS PRESSURE 33ISDG Vent Free Gas Fireplace System MILLIVOLT CONTROL Connecting directly to an unregulated Figure 15 propane/LPG tank can cause an The valve regulator controls the burner pressure which explosion should be checked at the pressure test point. -
Page 14: Electrical Wiring - Millivolt
33ISDG Vent Free Gas Fireplace System ELECTRICAL WIRING - MILLIVOLT ODS Pilot On/Off Switch Pilot Wall Switch Valve On/Off Switch Spade Terminal TH = 3 TP = 1 TP/TH = 2 Figure 16 - Wiring Diagram FP2112 Switch Label all wires prior to disconnection when Optional Wall servicing controls. -
Page 15: Connect Remote Receiver
ELECTRICAL WIRING - MILLIVOLT 33ISDG Vent Free Gas Fireplace System CONNECT REMOTE RECEIVER Figure 17 THESE INSTRUCTIONS SUPERSEDE THE SECTION ENTITLED “HEARTH MOUNT” IN THE MILLI-VOLT HAND-HELD REMOTE INSTRUCTIONS SUPPLIED WITH THE REMOTE. 1. Remove cover on control panel to show opening for remote receiver. -
Page 16: Electrical Wiring - Fan
33ISDG Vent Free Gas Fireplace System ELECTRICAL WIRING - FAN This fireplace has a three-prong, grounded Never attempt to service heater while it is electrical plug. This plug helps protect plugged in, operating, or hot. Burns and/or you against electrical shock. Only connect electrical shock could result. -
Page 17: Log Placement
LOG PLACEMENT 33ISDG Vent Free Gas Fireplace System Before you begin — This unit is supplied with six (6) ceramic fiber logs. Do not handle these logs with your bare hands. Always wear gloves to prevent skin irritation from ceramic fibers. After handling the logs, wash your hands gently with soap and water to remove any traces of fibers. -
Page 18: Log Placement
33ISDG Vent Free Gas Fireplace System LOG PLACEMENT Left Base Log #3 Right Top Log #4 Right Top Log #4 Left Base Log #3 LG934 3. Place left base log (#3) on two pins on left side Pins of grate. Figure 21 4. - Page 19 LOG PLACEMENT 33ISDG Vent Free Gas Fireplace System Right Top Log #6 LG935 Right Top Log #6 6. Place right front log (#6) on two pins Figure 23 on the right front of grate. Figure 23 Pins • Use only TPB rock wool provided with LG935 log set.
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Page 20: Flame Appearance
FLAME APPEARANCE 33ISDG Vent Free Gas Fireplace System Flames from the pilot, front and rear burner should be visually checked as soon as the heater is installed. In addition, periodically check the flames visually during operation. CHECk THE PILOT FLAME The pilot flame must always be present when the heater is in operation. -
Page 21: Operating Instructions
OPERATING INSTRUCTIONS 33ISDG Vent Free Gas Fireplace System OPERATING INSTRUCTIONS Avoid any drafts that alter burner flame patterns. 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. -
Page 22: What To Do If You Smell Gas
OPERATING INSTRUCTIONS 33ISDG Vent Free Gas Fireplace System FOR YOUR SAFETY READ BEFORE LIGHTING If you do not follow these instruction exactly, a fire or explosion may result causing property damage, personal injury or loss of life. A. This appliance is equipped with a piezo ignition device which automatically lights the pilot. If the piezo is not working properly see Match Lighting Instructions on Page 24. -
Page 23: Millivolt Control Lighting Instructions
OPERATING INSTRUCTIONS 33ISDG Vent Free Gas Fireplace System MILLIVOLT/THERMOSTAT CONTROL LIGHTING INSTRUCTIONS 1. STOP! Read the safety information label. 2. Make sure the manual shutoff valve is fully open. 3. This gas log set is equipped with an ignition device (piezo) which automatically lights the pilot. If piezo ignitor does not light the pilot, refer to instructions for “Match Lighting Instructions,”... -
Page 24: Match Lighting Instructions
OPERATING INSTRUCTIONS 33ISDG Vent Free Gas Fireplace System MATCH LIGHTING INSTRUCTIONS 1. Remove any items necessary for easy access to the pilot (for example: logs, screens, etc.). 2. Follow appropriate lighting instructions found previously. Instead of pushing and releasing the piezo button, light a match and hold the flame to the end of the pilot and ignite the pilot. -
Page 25: Cleaning And Servicing
CLEANING AND SERVICING 33ISDG Vent Free Gas Fireplace System Turn off heater and allow to cool before cleaning. Disconnect electrical power before cleaning or servicing. Annual inspection and cleaning by your dealer or qualified service technician is recom- mended to prevent malfunction and/or sooting. -
Page 26: Troubleshooting
TROUBLESHOOTING 33ISDG Vent Free Gas Fireplace System Turn appliance OFF and allow to cool before servicing. Only a qualified service person should service and repair the heater. NOTE: All troubleshooting items are listed in order of operation. OBSERVED PROBLEM POSSIBLE CAUSE... - Page 27 TROUBLESHOOTING 33ISDG Vent Free Gas Fireplace System If the gas quality is bad, your pilot may not stay lit, the burners may produce soot and the heater may backfire when lit. If the gas quality or pressure is low, contact your local gas supplier immediately.
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Page 28: Replacement Parts
REPLACEMENT PARTS 33ISDG Vent Free Gas Fireplace System 238020 DIS33G firebox parts Failure to position the parts in accordance with these diagrams or failure to use only parts specifically approved with this appliance may result in property damage or personal injury. 23D8036... - Page 29 REPLACEMENT PARTS 33ISDG Vent Free Gas Fireplace System FIREBOX PARTS Ref. Description Qty. 33ISDG Screen Assembly 23D8028 Canopy Assembly 23D8027 Top Black Louver 23D0200K Bottom Black Hang-On Louver Assy. 23D8016 Left Firebrick 53D0753 Right Firebrick 53D0752 Center Firebrick 53D0751 OPTIONAL FACE PLATE 33"...
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Page 30: Grate And Base Assembly
REPLACEMENT PARTS 33ISDG Vent Free Gas Fireplace System 238020 DIS33G Burner parts Failure to position the parts in accordance with these diagrams or failure to use only parts specifically approved with this appliance may result in property damage or personal injury. 23D8036... - Page 31 REPLACEMENT PARTS 33ISDG Vent Free Gas Fireplace System BURNER ASSEMBLY Ref. Description Qty. DIS33N DIS33P Piezo Ignitor 14D0503 14D0503 Piezo Wie 00K0632 00K0632 Burner 70D0104 70D0104 Control Valve 14D0467 14D0468 Burner Injector 58D0051 58D0052 ODS Pilot Assembly 14D0473 14D0477 ON/OFF Switch...
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Page 32: Logs
REPLACEMENT PARTS 33ISDG Vent Free Gas Fireplace System 6 838036 ISDG logs CHARRED TIMBER LOGS Ref. Description Qty. CTCL18 Right Base Log #1 70D0131 Rear Log #2 70D0132 Left Base Log #3 70D0133 Right Top Log #4 70D0134 Left Top Log #5... - Page 33 33ISDG Vent Free Gas Fireplace System 23D8036...
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Page 35: Warranty
LIMITED LIFETIME WARRANTY POLICY 33ISDG Vent Free Gas Fireplace System LIFETIME WARRANTY The following components are warranted for life to the original owner, subject to proof of purchase: Firebox, Combustion Chamber, Heat Exchanger, Grate and Stainless Steel Burners. FIVE YEAR WARRANTY The following components are warranted for 5 years to the original owner, subject of proof of purchase: Ceramic Fiber Logs, Catalytic Filter and Aluminized Burners. - Page 36 MHSC 149 Cleveland Drive • Paris, Kentucky 40361 www.mhsc.com...