Hearth and Home Technologies ST42A manuale d’uso

Heatilator • ST42A • 35038 Rev G • 02/05 1 Owner ’ s Manual Installation and Operation Model: ST42A See-Through Woodburning Fireplace DO NOT DISCARD THIS MANUAL CAUTION • Important operating and maintenance instructions included. • Leave this manual with party responsible for use and operation. • Read, understand and follow these inst[...]

Heatilator • ST42A • 35038 Rev G • 02/05 2 Read this manual before installing or operating this fi replace. Please retain this owner ’ s manual for future reference. Congratulations on selecting a Heatilator wood burning fi re- place. The Heatilator fi replace you have selected is designed to provide the utmost in safety , reliability an[...]

Heatilator • ST42A • 35038 Rev G • 02/05 3 T able of Contents 1 Listing and Code Approvals A. Appliance Certifi cation . . . . . . . . . . . . . . . . . . . . . . . . . 4 2 Getting Started A. Design and Installation Considerations . . . . . . . . . . . . 5 B. Negative Pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 C. T yp[...]

Heatilator • ST42A • 35038 Rev G • 02/05 4 1 1 Lis ting and Code Appro vals A. Appliance Certifi cation This fi replace system has been tested and listed in accor- dance with UL 127 standards by Underwriters Laboratories Inc. for installation and operation in the United States and Canada. This fi replace has been tested and listed for use [...]

Heatilator • ST42A • 35038 Rev G • 02/05 5 2 Get ting Star ted A. Design and Installation Considerations Draft is the pressure difference needed to vent fi replaces successfully . Considerations for successful draft include: • Preventing negative pressure • Location of fi replace and chimney B. Negative Pressure Negative pressure result[...]

Heatilator • ST42A • 35038 Rev G • 02/05 6 Location of the fi replace and chimney will af fect performance. As shown in Figure 2.1 the chimney should: • Be installed through the warm airspace enclosed by the building envelope. This helps to produce more draft, especially during lighting and die-down of the fi re. • Penetrate the highest[...]

Heatilator • ST42A • 35038 Rev G • 02/05 7 C. T ypical Fireplace System The Heatilator fi replace system consists of the following: • Fireplace/integral grate/refractory/outside air system • Chimney termination cap • Chimney system • Hearth extension T ermination cap Chimney penetrates roof preferably without affecting roof rafters O[...]

Heatilator • ST42A • 35038 Rev G • 02/05 8 Before beginning the installation be sure the following tools and building supplies are available: Reciprocating saw Framing material Pliers High temp caulking material Hammer Gloves Phillips screwdriver Framing square Flat blade screwdriver Electric drill and bits Plumb line Safety glasses Level T a[...]

Heatilator • ST42A • 35038 Rev G • 02/05 9 3 F raming and Clearances A. Selecting Fireplace Location Several options are available to you when choosing a loca- tion for your fi replace. This fi replace may be used as a room divider , installed along a wall, across a corner or used in an exterior chase. See Figure 3.1. 66 in. (1676 mm) 42 in[...]

Heatilator • ST42A • 35038 Rev G • 02/05 10 B. Clearances 2 in. (51 mm) min. 0 in. to level of standoffs Attic Insulation Shield Firestop Spacer (ceiling) (roof) (attic) (ceiling) Firestop Spacer Offset/Return with hanger straps Storm Collar Roof Flashing 1/2 in. (13 mm) to side of appliance 2 in. (51 mm) min. 2 in. min. (51 mm) Must have 2 i[...]

Heatilator • ST42A • 35038 Rev G • 02/05 11 C. Sidewalls/Surrounds Adjacent combustible side walls must be located a minimum of 12 in. (305 mm) from the fi replace opening. See Figure 3.3. If you are using a decorative surround constructed of combustible material, it must be located within the shaded area de- fi ned in Figure 3.3. Short stu[...]

Heatilator • ST42A • 35038 Rev G • 02/05 12 E. Construct the Chase A chase is a vertical boxlike structure built to enclose the fi replace and/or its vent system. V ertical chimneys that run on the outside of a building may be, but are not required to be, installed inside a chase. Construction of the chase may vary with the type of build- in[...]

Heatilator • ST42A • 35038 Rev G • 02/05 13 A. Install the Outside Air Kit The outside air kit is supplied as an optional feature with this fi replace and its use is highly recommended to minimize the effects of negative pressure within the structure. W e recom- mend you utilize the shortest duct run to optimize the perfor- mance of the outs[...]

Heatilator • ST42A • 35038 Rev G • 02/05 14 B. Secure the Fireplace • Position the Fireplace This fi replace may be placed on either a combustible or noncombustible continuous fl at surface. Follow the in- structions for framing in Section 3.D. Slide the fi replace into position. Be sure to provide the minimum air clear- ance at the side[...]

Heatilator • ST42A • 35038 Rev G • 02/05 15 NOTE: • Chimney performance may vary . • T rees, buildings, roof lines and wind conditions affect performance . • Chimney height may need adjustment if smoking or overdraft occurs. Chimney must extend beyond combustible roof structure Maintain minimum height of chimney above roof Additional su[...]

Heatilator • ST42A • 35038 Rev G • 02/05 16 A. Chimney Requirements V ertical distances are measured from the base of the fi re- place as shown in Figure 5.2. T o determine the chimney components needed to complete your particular installation, follow the steps below: • Determine the total vertical height of the fireplace installation. Thi[...]

Heatilator • ST42A • 35038 Rev G • 02/05 17 B. Using Offsets/Returns T o bypass any overhead obstructions, the chimney may be offset using a 30-deg (SL1 130) offset/return. An offset and return may be attached together or a chimney section(s) may be used between an offset and return. Perform the following steps to determine the correct chim- [...]

Heatilator • ST42A • 35038 Rev G • 02/05 18 C. Assemble the Chimney Sections Attach either a straight chimney section or an offset to the top of the fi replace (depending on your installation require- ment). Chimney sections are locked together by pushing downward until the top section meets the stop bead on the lower section. The inner fl [...]

Heatilator • ST42A • 35038 Rev G • 02/05 19 E. Install the Attic Insulation Shield An insulation shield must be installed when there is a pos- sibility of insulation coming into contact with the factory built chimney system. • Bend the tabs at the top of the attic insulation shield inward. This will help keep the chimney section centered in[...]

Heatilator • ST42A • 35038 Rev G • 02/05 20 Slanted Roofs Flat Roofs Chimney must extend 3 ft (.9 m) above the roof Chimney must extend 2 ft (.6 m) above any portion of the roof within 10 ft (3 m) of the chimney Chimney must extend 3 ft (.9 m) above the roof Chimney must extend 2 ft (.6 m) above any portion of the roof within 10 ft (3 m) of t[...]

Heatilator • ST42A • 35038 Rev G • 02/05 21 T ermination Cap Storm Collar Slope Downward T urn-down Drip Edge Chase (Chimney) 2 in. (51 mm) Collar on Chase T op Caulk .018 (26 ga) min. Galvanized Chase T op Figure 6.4 Chase T op Construction Install the Chimney Air Kit (required in Canada): When installing the chimney air kit, follow the inst[...]

Heatilator • ST42A • 35038 Rev G • 02/05 22 2 in. (51 mm) min. collar 6 in. (152mm) min. 2 in. (51 mm) min. Storm Collar Flashing Collar Minimum 1-1/2 in. (38 mm) overlap of cap over pipe Figure 6.5 Installing a TR1 1 Round T ermination Cap Storm Collar Flashing Collar T op of Pipe 14-1/2 in. (368mm) max. 1-1/2 in. (38 mm) min. overlap 2 in. [...]

Heatilator • ST42A • 35038 Rev G • 02/05 23 A. Gas Log/Lighter Provisions A certifi ed gas log lighter or decorative gas log set can be installed in this fi replace. • Maximum input is 100,000 BTU/hr . • Decorative gas appliance must be certifi ed to ANSI Z21.60 “Standard for Decorative Gas Appliances for Installation in V ented Fire[...]

Heatilator • ST42A • 35038 Rev G • 02/05 24 8 Finishing A. Hearth Extension A hearth extension must be installed with all fi replaces to protect the combustible fl oor in front of the fi replace from both radiant heat and sparks. See Figures 8.1 -8.3. 2 in. (51 mm) required High temperature (300°F min.) continuous, non-combustible sealant[...]

Heatilator • ST42A • 35038 Rev G • 02/05 25 B. Finishing Material • Combustible Material Material which is made of or surfaced with wood, compressed paper , plant fi bers, plastics, or any material capable of igniting and burning, whether fl ame proofed or not, plastered or not plastered. • Non-Combustible Material Material which will n[...]

Heatilator • ST42A • 35038 Rev G • 02/05 26 HOT! DO NOT TOUCH. SEVERE BURNS MA Y RESUL T . CLOTHING IGNITION MA Y RESUL T . • Keep children away . • CAREFULL Y SUPER VISE children in same room as fi replace. • Alert children and adults to hazards of high temperatures. • Do NOT operate with protective barriers removed. • Keep clothi[...]

Heatilator • ST42A • 35038 Rev G • 02/05 27 D. Flue Damper The fl ue damper must be in full open position, and is oper- ated by moving the handle up toward the top of the fi replace. Before lighting the fi re, verify this by looking up from the in- side of the fi replace. Always operate this fi replace with the damper fully open. Please [...]

Heatilator • ST42A • 35038 Rev G • 02/05 28 G. Grate The factory installed integral grate must be used to hold the logs from falling out of an open fi replace and to allow air to pass between the burning logs. It is important to keep the fi re off the hearth and to allow the ashes to collect beneath the fi re, thereby forming a layer of ad[...]

Heatilator • ST42A • 35038 Rev G • 02/05 29 I. Starting a Fire Check the fl ue damper to be certain it is in the full open po- sition. Place crumpled or twisted paper under the fi replace grate. Loosely arrange kindling or small pieces of wood to form a layer above the paper . The fi res must be built on the fi replace grate, without dang[...]

Heatilator • ST42A • 35038 Rev G • 02/05 30 1 0 Tr o u b l e s h o o t i n g Another appliance in home also exhausting air (furnace, fan, dryer , etc.)? Air register from furnace near fireplace? Doors opening and closing? Window closed for start-up? Outside air closed? Overhead fan operating? Overhanging tree? Bird's nest or leaves in te[...]

Heatilator • ST42A • 35038 Rev G • 02/05 31 Diagnostic Questions Possible Causes of Condition Solutions Is the damper open? • No draft Open damper . Is there enough paper/starter? • Insuffi cient heat to ignite kindling Use more paper/starter . Is there enough kindling? Is the kindling dry? • Insuffi cient heat to ignite fuel Use more[...]

Heatilator • ST42A • 35038 Rev G • 02/05 32 Diagnostic Questions Possible Causes of Condition Solutions Do you have glass doors? • Need to slow air intake Add glass doors. What is the condition of the wood? • Extremely dry wood Mix in less seasoned wood after fi re established. Diagnostic Questions Possible Causes of Condition Solutions [...]

Heatilator • ST42A • 35038 Rev G • 02/05 33 A. Disposal of Ashes Ashes should be placed in a metal container with a tight-fi t- ting lid. The closed container of ashes should be placed on a noncombustible fl oor or on the ground, well away from all combustible materials, pending fi nal disposal. If the ashes are disposed of by burial in so[...]

Heatilator • ST42A • 35038 Rev G • 02/05 34 Fire Risk • Do not use chimney cleaners or fl ame colorants in your fi replace. Will corrode chimney . W ARNING D. Maintenance T ask List Asphyxiation Risk Fire Risk Annual inspection by qualified technician recommended. Check: • Condition of doors, surrounds and fronts • Condition of glass [...]

Heatilator • ST42A • 35038 Rev G • 02/05 35 1 2 Reference Materials A. Fireplace Dimensions 58-7/8 in. (1496 mm) (effective height) 42 in. (1067 mm) 23 in. (585 mm) 7-1/2 in. (192 mm) 13 in. [330 mm] dia. 39-1/8 in. (995 mm) 39-1/8 in. (994 mm) 38-3/8 in. (975 mm) 8-5/8 in. (219 mm) 1 1-3/4 in. (298 mm) Gas Knockout Outside Air 8-3/8 in. (213[...]

Heatilator • ST42A • 35038 Rev G • 02/05 36 B. Fireplace Components (SIDE OF FIREPLACE) AK17 - Outside Air Kit Perception Glass Doors Bi-fold Glass Doors GR1 1 Integral Grate 20 in. (508 mm) 66 in. (1676 mm) 1/2 in. (13 mm) HX4 - Hearth Extension Model # Description ST 42 A Firep lace w ith inte gral grate, o utsid e air kit a nd hear th p ro[...]

Heatilator • ST42A • 35038 Rev G • 02/05 37 C. Chimney Components The following pictures show only those chimney components which may be safely used with this fi replace. 13 in. (330 mm) 14 in. (356 mm) 14 in. (356 mm) 5-1/4 in. (133 mm) 4 in. (102 mm) CAK5A - Chimney Air Kit ID4 - Insulated Duct UD4 - Uninsulated Duct 42 in. (1067 mm) 4 in.[...]

Heatilator • ST42A • 35038 Rev G • 02/05 38 SL1 130 - Offset/Return A B 17 in. (432 mm) Firestop Spacer 24 in. (610 mm) 14-1/2 in. (368 mm) AS10 - Straight Attic Insulation Shield 2 in. (51 mm) 13 in. (330 mm) JB577 - Chimney Joint Band 13 in. (330 mm) CB576 - Chimney Joint Band 15-1/4 in. (387 mm) 28 in. (71 1 mm) 39-7/8 in. (1013 mm) RF571 [...]

Heatilator • ST42A • 35038 Rev G • 02/05 39 TR1 1 - Round T ermination Cap TR1 1T - Round T elescoping T ermination Cap ST1 175 - Square T ermination Cap TCT1 175 - T erra Cotta Cap 72 in. (1829 mm) 36 in. (914 mm) 2 in. (51 mm) 13-3/8 in. (340 mm) CT56 - Chase T op A B C D Decorative Shroud LDS33/LDS46 15-3/4 in. (400 mm) 32-3/8 in. (822 mm)[...]

Heatilator • ST42A • 35038 Rev G • 02/05 40 Woodburning T ermination Cap Shroud TS345 / 445 (T op V ent) T R 3 4 2 / 3 4 4 TR442 / 444 TR342 / 344 TV TR442 / 444 TV (with TR-TVK installed) TR1 1 / 1 1T TR1 1 / 1 1T TV (with TR-TVK installed) OPEN TOP with solid sides and 3 in. opening at the bottom. Minimum Base Dimensions (Inches) 23 X 23 28[...]

Heatilator • ST42A • 35038 Rev G • 02/05 41 D. Service Parts Exploded Parts Diagram ST42A Service Parts ST42 Beginning Manufacturing Date: N/A Ending Manufacturing Date: Active 1 2 6 9 10 8 11 5 7 12 3 4 (SIDE OF FIREPLACE)[...]

Heatilator • ST42A • 35038 Rev G • 02/05 42 Service Parts List ST42A Service Parts ST42 Beginning Manufacturing Date: N/A Ending Manufacturing Date: Active #D e s c r i p t i o n o f P a r t S T 4 2 A Q t y . 11 A s h l i p 16 6 7 4 B 2 Damper Blade 2289 1 A 1 Damper Control 1 6663A 1 Damper Rod 13 2 3 0 A 1 5 Door Suppor t 16 6 9 7D 2 4 Face[...]

Heatilator • ST42A • 35038 Rev G • 02/05 43 E. Limited Warranty HEA TILA TOR WOODBURNING FIREPLACE Limited W arranty As part of its 20-YEAR BUYER PROTECTION PROGRAM AS P ART OF ITS 20 YEAR BUYER PROTECTION PROGRAM (“PROGRAM”), HEARTH & HOME TECHNOLOGIES INC. (“HHT”) is pleased to offer a Limited W arranty and a Replacement Parts A[...]

Heatilator • ST42A • 35038 Rev G • 02/05 44 Hearth & Home T echnologies Inc. 1915 W . Saunders Street Mt. Pleasant, Iowa 52641 www .heatilator .com Please contact your Heatilator dealer with any questions or concerns. For the number of your nearest Heatilator dealer , please call 1-800-927-6841. – NOTES – F . Contact Information DO NO[...]