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Outdoor Lifestyles by Hearth & Home Technologies  •  Installation Manual TWILIGHT-II-MOD  •  2290-970 Rev. F  •  11/13  

24

C.  Door Dimensions for Finishing

Only doors certi

fi

 ed for use with this appliance model may 

be used. Contact your dealer for a list of doors that may 
be used.

B.  Mantel and Wall Projections

WARNING! Risk of Fire! 

Comply with all minimum clear-

ances as speci

fi

 ed. Framing closer than the minimums list-

ed must be constructed entirely of noncombustible materi-
als (i.e., steel studs, concrete board, etc.) Failure to comply 
could cause 

fi

 re.

12

11

10

9

8

7

6

13-5/8

12-5/8

11-5/8

10-5/8

9-5/8

8-5/8

7-5/8

HOOD

NON-COMBUSTIBLE BOARD

(SUPPLIED ON APPLIANCE)

INDOOR SIDE ONLY

CEILING

35-3/4

MEASUREMENTS FROM

TOP EDGE OF THE 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.

CLEARANCE TO VINYL

SOFFIT, OVERHANG, MANTEL,

OR CEILING

12 in.

MINIMUM CLEARANCE

TO NON-VINYL SIDING

36 in. MINIMUM

CLEARANCE TO VINYL SIDING

DRAIN PLANE

DETERMINED BY

LOCAL CODE

BRICK OR OTHER NON-COMBUSTIBLE

FACING MATERIAL 6 INCH MAXIMUM

PROJECTION FROM SURFACE OF

FIREPLACE (INCLUDES NON-COMBUSTIBLE

MANTEL PROJECTION)

NON-COMBUSTIBLE BRICK LEDGE

MUST BE TIGHT TO APPLIANCE

FACE OR NON-COMBUSTIBLE SHEATHING

TOP OF HOOD

INSULATION

Figure 8.5  Exterior View with Non-combustible Facing Material

DETAIL - 

SEE FIGURE 10.5

Summary of Contents for Twilight II Mod

Page 1: ...ible 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 ...

Page 2: ...quirements 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 A...

Page 3: ...etting 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 2...

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 hav...

Page 10: ...e 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 Fig...

Page 11: ...nation must be a minimum of 3 feet below the appliance hood 3 All gravity air intakes within 3 feet of the appliance hood must be a minimum of 1 foot below the termination This appliance is approved for installation onto screened porches with the following guidelines NOTE There may be some odor and small amounts of soot associated with venting the TWILIGHT II MOD onto a screened porch Ensuring goo...

Page 12: ...ee Figure 5 1 It should overlap building paper to prevent water infiltration Figure 5 1 Positioning the Metal Hearth Strip METAL HEARTH STRIP UNDER EDGE OF APPLIANCE APPLY 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 o...

Page 13: ...ceptable to use 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 s...

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: ...gure 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: ...here 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 cou...

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: ...5 16 in OVERHANG A A B SIDING SIDING SIDING FINISHING MATERIALS A Finishing Material Clearances 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 edge...

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: ...E 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 CL...

Page 25: ...ssembly 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: ...e 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 p...

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 ...

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