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Outdoor Lifestyles by Hearth & Home Technologies  •  Installation Manual TWILIGHT-II-MOD  •  2290-970 Rev. H  •  5/14   

Model:

• 

DO NOT

 store or use gasoline or other 

fl

 am-

mable 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 suppli-

er’s instructions.

-  If you cannot reach your gas supplier, call 

the 

fi

 re department.

•  Installation and service must be performed 

by a quali

fi

 ed installer, service agency, or the 

gas supplier.

WARNING:  If the information in these 

instructions is not followed exactly, a 

fi

 re 

or explosion may result causing property 
damage, personal injury, or death.

Installation Manual

Installation and Appliance Setup

INSTALLER:  Leave this manual with party responsible for use and operation.
OWNER:  Retain this manual for future reference.

NOTICE: DO NOT

 discard this manual!

In the Commonwealth of Massachusetts installation must be 
performed by a licensed plumber or gas 

fi

 tter.

See Table of Contents for location of additional Commonwealth 
of Massachusetts requirements.

TWILIGHT-II-MOD

WARNING

A barrier designed to reduce the risk of burns 
from the hot viewing glass is provided with this 
appliance and shall be installed.  

HOT GLASS 

WILL 

          CAUSE BURNS. 

DO NOT

 TOUCH GLASS 

UNTIL  COOLED.

NEVER

  ALLOW CHILDREN

TO TOUCH GLASS.

This appliance may be installed as an OEM 
installation in manufactured home (USA 
only) or mobile home and must be installed 
in accordance with the manufacturer’s 
instructions and the 

Manufactured Home 

Construction and Safety Standard,

 

Title 24 

CFR, Part 3280 

in the United States, or the 

Standard for Installation in Mobile Homes, 
CAN/CSA Z240 MH Series,

 in Canada.

This appliance is only for use with the type(s) 
of gas indicated on the rating plate. This 
appliance is not convertible for use with other 
gases, unless a certi

fi

 ed kit is used.

Summary of Contents for TWILIGHT-II-MOD

Page 1: ...ble for use and operation OWNER Retain this manual for future reference NOTICE DO NOT discard this manual In the Commonwealth of Massachusetts installation must be performed by a licensed plumber or gas fitter SeeTable of Contents for location of additional Commonwealth of Massachusetts requirements TWILIGHT II MOD WARNING A barrier designed to reduce the risk of burns from the hot viewing glass i...

Page 2: ...uirements for the Commonwealth of Massachusetts 6 2 Getting Started A Design and Installation Considerations 7 B Tools and Supplies Needed 7 C Inspect Appliance and Components 7 3 Framing and Clearances A Appliance Dimension Diagram 8 B Clearances to Combustibles 9 4 Termination Location and Vent Information A Chimney Diagram 11 5 Appliance Preparation A Removing Non combustible Facing Material As...

Page 3: ...tting for installation type ___________________________ Finishing Section 8 Pg 22 24 Combustible materials not installed in non combustible areas ___________________________ Verified all clearances meet installation manual requirements ___________________________ Mantels and wall projections comply with installation manual requirements ___________________________ Appliance Setup Section 9 Pg 25 27...

Page 4: ...on NOT INTENDED FOR USE AS A PRIMARY HEAT SOURCE This appliance is tested and approved as either supplemen tal room heat or as a decorative appliance It should not be factored as primary heat in residential heating calculations NOTICE This installation must conform with local codes In the absence of local codes you must comply with the National Fuel Gas Code ANSI Z223 1 latest edition in the U S A...

Page 5: ... glass or plasters or any combination thereof Materials that are reported as passing ASTM E 136 Standard Test Method for Behavior of Materials in a Vertical Tube Furnace at 750 ºC shall be considered non combustible materials H Combustible Materials Specification Materials made of or surfaced with wood compressed pa per plant fibers plastics or other material that can ignite and burn whether flame...

Page 6: ...rizontally vented gas fu eled heating appliance or equipment The sign shall read in print size no less than one half 1 2 in in size GAS VENT DIRECTLY BELOW KEEP CLEAR OF ALL OB STRUCTIONS Inspection The state or local gas inspector of the side wall horizon tally vented gas fueled equipment shall not approve the installation unless upon inspection the inspector ob serves carbon monoxide detectors a...

Page 7: ...de paying particular attention to flashing and sealing in structions 2 In the cold northern climates pay attention to expo sures and prevailing wind conditions when locating the appliance the same as you would for locating exterior windows and doors The TWILIGHT II MOD has the thermal characteristics of a high quality window system Temperatures near the appli ance will be cooler than what is reali...

Page 8: ...C D C G H I J K L M N E ELECTRICAL ACCESS GAS LINE ACCESS Q VENT OPENING R P O F S S MEASURE TO BOTTOM OF LIP AS SHOWN IN T T OUTDOOR OUTDOOR OUTDOOR INDOOR VIEW OUTDOOR VIEW Location Inches Millimeter Location Inches Millimeter A 2 1 4 57 K 32 5 8 829 B 4 3 4 121 L 36 1 4 921 C 1 2 13 M 41 7 8 1064 D 43 1092 N 21 1 2 546 E 24 610 O 38 5 8 981 F 46 7 8 1191 P 42 1 8 1070 G 40 3 4 1035 Q 21 1 2 546...

Page 9: ...vary due to individual design preference WARNING Risk of Fire The exterior side of the TWILIGHT II MOD CANNOT be recessed into the framing GLASS EXTERIOR INSULATED ENVELOPE GLASS A B B D C 24 INCH MAX B GLASS FLUSH TO EXTERIOR INSULATED ENVELOPE GLASS E C NOTE Appliance may be installed flush on exterior interior or anywhere in between Any projection of the appliance interior or exterior must have...

Page 10: ... Do not install appliance against vapor barriers or exposed insulation Prevent contact with sagging or loose insulation Locate and install appliance to all clearance specifications in manual The chase must be properly blocked to prevent blown insulation or other combustibles from entering and making contact with fireplace Failure to maintain airspace may cause overheating and a fire Reference Figu...

Page 11: ...located between two single family dwellings and serves both dwellings Electrical Service V K V K V L C V N 6 inches non vinyl sidewalls 12 inches vinyl sidewalls O 18 inches non vinyl soffit and overhang 42 inches vinyl soffit and overhang P 8 ft Covered Alcove Applications Spaces open only on one side and with an overhang CAUTION Risk of Burns Terminations are HOT consider proximity to doors traf...

Page 12: ...PLY HIGH TEMPERATURE SEALANT 300 F 149 C min BOTH SIDES APPLIANCE EXTERIOR A Removing Non combustible Facing Ma terial Assembly The non combustible assembly is located on right hand side of appliance when looking from outdoor side of appliance Hold non combustible pieces in place Remove and save two screws from upper bracket Remove non combustible pieces Remove and save three screws from lower bra...

Page 13: ...se wood shims Keep nailing tabs flush with the framing Secure the appliance to the framing by using nails or screws through the nailing tabs Placing Flashing and Sheathing Apply high temperature silicone sealant to corner edges of fireplace flange see Figure 5 3 Figure 5 3 Application of High Temperature Sealant Figure 5 4 Header Flashing Installation Install outdoor flashing header sheet metal pi...

Page 14: ...n combustible sheath ing and MAY extend over the flashing behind non com bustible sheathing a maximum of 1 inch Use high temp silicone or sealant recommended by the manufacturer of the housewrap to seal between combustible sheathing house wrap and non combustible sheathing The sealant material used within 6 inches of the top and 1 inch on the sides of the fireplace surround must be approved to a m...

Page 15: ...tallation of Non combustible Facing Material Outdoor Side Fire Risk Follow these instructions exactly Facing materials must be installed properly to prevent fire No materials may be substituted without authorization by Hearth Home Technologies Center and attach two top boards the two shorter pieces to the framing members See Figure 5 8 Attach the left and right side pieces to the framing mem bers ...

Page 16: ...nformation NOTICE Waterproof insulated wire should be used when wiring the junction box GREEN WIRE INSIDE BOX 14 2WG COPPER GROUND ATTACHED TO GRN SCREW WITH GRN WIRE BLK WHT WHT BLK HEAT SHIELD Junction Box Installation If the box is being wired from the OUTSIDE of the appliance Install the Romex connector not included with appliance in the side wrap Loosen two screws on the Romex connector feed ...

Page 17: ...ure 6 2 Fan Installation Fan should be positioned on the left side as viewed from appliance interior side See Figure 6 3 NOTE For ease of installation it is recommended that the fan be installed prior to gas line installation Wall Switch Position the wall switch in the desired position on a wall Run a maximum of 25 feet 7 8 m or less length of 18 A W G minimum wire and connect it to the appliance ...

Page 18: ...sformer Remove batteries before using the transformer and unplug the transformer before installing the batteries Battery polarity must be correct or module damage will occur Figure 6 4 Intellifire Pilot Ignition IPI Wiring Diagram NOTE 1 Ignition module valve pilot and wall switch operate on 3 volts Uninterrupted 120 VAC is required at junction box unless equipped with battery back up IGNITION MOD...

Page 19: ...x connect the black hot wire and red switch leg wire to the wall switch as shown At the appliance connect the black hot white neutral and green ground wires to the junction box as shown Add a 1 4 in insulated female connector to the red switch leg wire route it through the knockout in the face of the junction box and connect to the top fan switch connector 1 4 in male as shown Red Switch Switch Bo...

Page 20: ...ere are no ignition sources such as sparks or open flames Light the appliance It will take a short time for air to purge from lines When purging is complete the appliance will light and operate normally WARNING Risk of Fire Explosion or Asphyxiation Check all fittings and connections with a non corrosive commercially available leak check solution DO NOT use open flame Fittings and connections coul...

Page 21: ...e 2000 feet elevation In the USA Reduce burner orifice 4 for each 1000 feet above 2000 feet In CANADA Reduce burner orifice 10 for elevations between 2000 feet and 4500 feet Above 4500 feet consult local gas utility E Air Shutter Setting Air shutter settings should be adjusted by a qualified ser vice technician at the time of installation The air shutter is set at the factory NOTICE If sooting occ...

Page 22: ...nces Fire Risk Finish all edges and fronts to clearances and specifications listed in manual Black metal columns may be covered with non combustible material only Do NOT overlap combustible materials onto appliance front Install combustible materials only up to specified clearances on top front and side edges Seal joints between the finished wall and appliance top and sides using only a 300ºF mini...

Page 23: ...the appliance This non combustible finishing material can be up to a maximum of 6 inches thick 6 inches maximum horizontal overhang to allow for brick and stone alcoves See Figure 8 5 NOTE Combustible housewrap or building paper MUST NOT extend over the outside of non combustible sheathing and MAY extend over the flashing header behind non combustible sheathing Use high temp caulk to seal between ...

Page 24: ... OPENING MEASURED FROM CORNER TOP VIEW FIREPLACE HOOD 1 2 IN Note Measurements are in inches Figure 8 6 Clearances to a Combustible and or Non combustible Indoor Mantel Figure 8 7 Clearances to a Combustible and or Non combustible Indoor Mantel or Mantel Leg APPLIANCE HOOD TOP OF APPLIANCE SOFFIT SIDING HOUSEWRAP BUILDING PAPER AND SHEATHING 35 5 16 in MINIMUM CLEARANCE TO NON VINYL 64 5 16 in CLE...

Page 25: ...sembly Interior Side GLASS RETAINER BRACKET GLASS RETAINER BRACKET WING NUT ON THREADED STUD WING NUT ON THREADED STUD Removing Fixed Glass Assembly Interior Loosen two wing nuts on bottom glass retainer bracket Loosen and remove two wing nuts on top glass retainer bracket Remove glass retainer bracket See Figure 9 1 Lift glass assembly off of glass retainer bracket Replacing Fixed Glass Assembly ...

Page 26: ... that the smooth re flective side is facing the inside or viewing area of the fireplace USE SLOTS TO SLIDE REFRACTORY INTO POSITION Figure 9 3 Install Refractory GLASS LATCH GLASS LATCH Removing Fixed Glass Assembly Exterior Remove vanity panel from appliance to expose glass latches Pull glass latch out to release Grasp glass assembly on sides and pull bottom toward you Slide glass assembly down a...

Page 27: ... glass refractory This area must remain open for proper air flow See Figure 9 4 Figure 9 4 No Glass Rock Media in Gap NOTICE Care should be taken to avoid placing glass rock media between the left and right of the media tray and the firebox Blocking this gap may cause an undesirable flame appearance See Figure 9 4 NO MEDIA IN SHADED AREA BOTH LEFT AND RIGHT SIDE WARNING Risk of explosion DO NOT pl...

Page 28: ...accessories WARNING Risk of Fire and Electric Shock Use ONLY Hearth Home Technologies approved optional acces sories with this appliance Using non listed accessories could result in a safety hazard and will void the warranty Decorative Doors and Fronts WARNING Risk of Fire Install ONLY doors or fronts approved by Hearth Home Technologies Unapproved doors or fronts may cause fireplace to overheat T...

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