Heatilator ST42A Owner's Manual
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Heatilator ST42A Owner's Manual

Heatilator ST42A Owner's Manual

See-through woodburning fireplace
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See also: Owner's Manual , Installation Manual
Model:
ST42A
See-Through
Woodburning Fireplace
•
Important operating
a n d m a i n t e n a n c e
instructions included.
WARNING
If the information in these instruc-
tions is not followed exactly, a
fi re may result causing property
damage, personal injury, or death.
• Do not store or use gasoline or other fl am-
mable vapors and liquids in the vicinity of
this or any other appliance.
• Do not overfi re. Overfi ring will void your
warranty.
• Comply with all minimum clearances to
combustibles as specifi ed. Failure to
comply may cause house fi re.
Installation and service of this fi replace should
be performed by qualifi ed personnel. Hearth
& Home Technologies suggests NFI certifi ed
or factory-trained professionals, or technicians
supervised by an NFI certified
professional.
CAUTION
DO NOT DISCARD THIS MANUAL
•
Read, understand
and follow these
instructions for safe
i n s t a l l a t i o n a n d
operation.
Heatilator • ST42A • 35038 Rev G • 02/05
Owner's Manual
Installation and Operation
•
Leave this manual with
party responsible for
use and operation.
WARNING
HOT! DO NOT TOUCH.
SEVERE BURNS MAY RESULT.
CLOTHING IGNITION MAY RESULT.
Glass and other surfaces are hot
during operation and cool down.
•
Keep children away.
•
CAREFULLY SUPERVISE children in same room
as fi replace.
•
Alert children and adults to hazards of high
temperatures.
•
Keep clothing, furniture, draperies and other
combustibles away.
WARNING
Fire Risk
•
For use with solid wood fuel or decorative
gas appliance only.
•
Do not install unvented gas logs.
1

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Summary of Contents for Heatilator ST42A

  • Page 1 Alert children and adults to hazards of high temperatures. • Keep clothing, furniture, draperies and other combustibles away. Heatilator • ST42A • 35038 Rev G • 02/05 Owner’s Manual Installation and Operation Leave this manual with party responsible for use and operation.

  • Page 2: Homeowner Reference Information

    WARNING! THIS APPLIANCE IS NOT FOR USE AS COOKING EQUIPMENT. IF INSTALLATION OR OPERATING INSTRUCTIONS ARE MISSING CONTACT: HEARTH & HOME TECHNOLOGIES INC., 1915 W. SAUNDERS ST., MT. PLEASANT, IA 52641. Heatilator • ST42A • 35038 Rev G • 02/05 Fireplace Model MODEL NO.

  • Page 3: Table Of Contents

    E. Limited Warranty ......43 Contact Information ......44 Heatilator • ST42A • 35038 Rev G • 02/05...

  • Page 4: Listing And Code Approvals

    Not intended for use as a primary heat source. This fi replace is tested and approved as a decorative fi re- place. It should not be factored as a primary heat source in residential heating calculations. Heatilator • ST42A • 35038 Rev G • 02/05 WARNING...

  • Page 5: Getting Started

    Basement installations should be avoided due to stack effect. Stack effect creates negative pressure in lower levels. Hearth & Home Technologies recommends the use of direct vent fi replaces in basements. Heatilator • ST42A • 35038 Rev G • 02/05 WARNING...
  • Page 6 Consider the fi replace location relative to fl oor and ceiling and attic joists. Location Recommended Windward Outside Air Intake Figure 2.1 Recommended Chimney Locations Recommended Location Recommended Location Marginal Location Multi-level Roofs Heatilator • ST42A • 35038 Rev G • 02/05 Location Recommended Leeward...

  • Page 7: Typical Fireplace System

    Offset/Return (with hanger straps) Attic insulation shield may be used here to keep insulation away from chimney Factory-built fireplace Heatilator • ST42A • 35038 Rev G • 02/05 Framing headed off in ceiling joists Enclosed space above and around fireplace...

  • Page 8: Tools And Supplies Needed

    • Read all the instructions before starting the installation. Follow these instructions carefully during the installation to ensure maximum safety and benefi t. Heatilator • ST42A • 35038 Rev G • 02/05 WARNING Fire Risk Explosion Risk Inspect fireplace and components for damage.

  • Page 9: Framing And Clearances

    42 in. (hearth extension) 64 in. (1626 mm) Heatilator • ST42A • 35038 Rev G • 02/05 Note: 1/2 in. (13 mm) min. dis- tance from fi replace to combustible materials. Note: In addition to these fram- ing dimensions, also...
  • Page 10 2 in. (51 mm) min. Must have 2 in. (51 mm) 0 in. to level of standoffs 1/2 in. (13 mm) to side of appliance Clearances to Combustible Materials Heatilator • ST42A • 35038 Rev G • 02/05 Attic minimum clearance to header...

  • Page 11: Sidewalls/Surrounds

    12 in. (305 mm) max. Note: Fireplace Header cannot be positioned until after the fireplace assembly is in place. 48 in. (1219 mm) Heatilator • ST42A • 35038 Rev G • 02/05 4 in. (102 mm) 9-3/4 in. (248 mm) 37 deg.

  • Page 12: Construct The Chase

    Maximum unsupported chimney length between the offset and return h. Maximum unsupported chimney height above the fi replace i. Maximum unsupported chimney above roof Heatilator • ST42A • 35038 Rev G • 02/05 Chase Constructions meters 14.0 4.27 16.5 4.93...

  • Page 13: Installation Of Fireplace

    (Push slider to open.) Locating the Outside Air Control Heatilator • ST42A • 35038 Rev G • 02/05 WARNING Fire Risk Asphyxiation Risk Do not draw outside combustion air from: •...

  • Page 14: Secure The Fireplace

    Figure 4.3 Raised Platform 2 in. (51 mm) Figure 4.4 Heatilator • ST42A • 35038 Rev G • 02/05 1 in. (25 mm) overlap Position the Protective Metal Hearth Strips Top piece must overlap bottom piece 1 in. (25 mm) min.

  • Page 15: Chimney Assembly

    • Trees, buildings, roof lines and wind conditions affect performance. • Chimney height may need adjustment if smoking or overdraft occurs. Heatilator • ST42A • 35038 Rev G • 02/05 Termination Cap Additional support for tall chimneys Storm Collar Maintain minimum...

  • Page 16: Chimney Requirements

    • Do NOT connect this fireplace to a chimney flue servicing another appliance. 34-3/4 • Do NOT connect to any air distribution duct or 46-3/4 1187 system. Heatilator • ST42A • 35038 Rev G • 02/05 Chimney Requirements CAUTION a,b,c,f...

  • Page 17: Using Offsets/Returns

    The effective height of the fi replace assembly is measured from the base of the fi replace to the top of the starter collar. See Dimensions in Section 12. Heatilator • ST42A • 35038 Rev G • 02/05 1-1/4 in. (32 mm) OVERLAP Figure 5.3...

  • Page 18: Assemble The Chimney Sections

    • Use same dimensional lumber as joists. Firestop slows spread of fire and reduces cold air infi ltration. Heatilator • ST42A • 35038 Rev G • 02/05 ROOM ABOVE (non-insulated ceiling) ATTIC ABOVE (insulated ceiling) When attic insulation shield not used...

  • Page 19: Install The Attic Insulation Shield

    Figure 5.6 17 in. (423 mm) Insulation (330 mm) Figure 5.7 OPTIONAL ADDITIONAL SUPPORT Figure 5.8 Heatilator • ST42A • 35038 Rev G • 02/05 Tabs 17 in. (423 mm) 24 in. Attic (610 mm) Insulation Shield Firestop Spacer 13 in.

  • Page 20: Complete The Enclosure

    10 ft (3 m) of the chimney Chimney must extend 2 ft (.6 m) above any portion of the roof within 10 ft (3 m) of the chimney Heatilator • ST42A • 35038 Rev G • 02/05 Gas, Wood or Fuel Oil Termination 20 in.

  • Page 21: Chase Top

    Figure 6.4 Chase Top Construction Termination Cap 2 in. (51 mm) Collar on Chase Top Storm Collar Slope Downward Turn-down Drip Edge Chase (Chimney) .018 (26 ga) min. Galvanized Chase Top Heatilator • ST42A • 35038 Rev G • 02/05...

  • Page 22: Install The Termination Cap

    Figure 6.8 2 in. (51 mm) min. 14-1/2 in. (368mm) max. 1-1/2 in. (38 mm) min. overlap Heatilator • ST42A • 35038 Rev G • 02/05 WARNING Fire Risk • The minimum overlap of cap to pipe MUST be met or chimney may separate from cap.

  • Page 23: Accessories

    Combustible materials may be located at zero clearance to gas line beyond 4 in. (102 mm) from fireplace side. Heatilator • ST42A • 35038 Rev G • 02/05 WARNING Asphyxiation Risk • Damper must be locked open when gas logs installed.

  • Page 24: Finishing

    0.08 14-5/8 in. 2.18 1/2 in. 0.07-0.05 16-5/8 in. - 23-3/8 in. Heatilator • ST42A • 35038 Rev G • 02/05 1 in. (25 mm) overlap Positioning the Protective Metal Hearth Strips WARNING Fire Risk • Hearth extensions must be installed exactly as specifi...

  • Page 25: Finishing Material

    14-3/8 in. (365 mm) 50 deg. Knockout Figure 8.5 Heatilator • ST42A • 35038 Rev G • 02/05 WARNING Fire Risk Do NOT obstruct air inlet or outlet grilles. Do NOT modify grilles. • Modifying or covering grilles could cause temperature rise and fi...

  • Page 26: Operating Instructions

    Fire Risk • • Damper Handle Heatilator • ST42A • 35038 Rev G • 02/05 WARNING HOT! DO NOT TOUCH. SEVERE BURNS MAY RESULT. CLOTHING IGNITION MAY RESULT. Glass and other surfaces are hot during operation and cool down.

  • Page 27: Outside Air

    Only Hearth & Home Technologies glass doors may be used. See Figure 9.2 for proper glass door opera- tion. Figure 9.2 Heatilator • ST42A • 35038 Rev G • 02/05 WARNING Fire Risk • Close fi rescreen when burning fi replace.

  • Page 28: Grate

    fi replace and chimney system. When combined with tar and other organic vapors from burning wood it will form creosote which condenses in the relatively cool fi replace and chimney. Heatilator • ST42A • 35038 Rev G • 02/05 WARNING Fire Risk •...

  • Page 29: Starting A Fire

    • Curing of high temperature paint. • Open windows for air circulation. Odors may be irritating to sensitive individuals. Heatilator • ST42A • 35038 Rev G • 02/05 CAUTION WARNING Fire Risk Keep combustible materials, gasoline and other fl ammable vapors and liquids clear of fi...

  • Page 30: Troubleshooting

    Flue Blockage The damper should be open. Unsealed can lights? Air register from furnace near fireplace? Outside air closed? Heatilator • ST42A • 35038 Rev G • 02/05 Overhanging tree? Bird's nest or leaves in termination cap? Structural changes in...

  • Page 31: Diagnostics And Problem Solving

    Yes: Wait until fi re established and leave on lower speed. No: Add blower if available. Explanation of decorative nature of fi replace; suggestion of approved fi replace insert. Heatilator • ST42A • 35038 Rev G • 02/05 Solutions Solutions...
  • Page 32 Check for need for glass doors. Check for need for balanced air make-up system or raising chimney. Have chimney cleaned. Wait until fi re completely out before closing damper. Heatilator • ST42A • 35038 Rev G • 02/05 Solutions Solutions Solutions...

  • Page 33: Maintenance And Servicing The Fireplace

    Remove 4 screws and lift top pan off. Slip Section ST1175 Square Termination Cap Heatilator • ST42A • 35038 Rev G • 02/05 WARNING Fire Risk • Inspect fi replace refractory annually. Crumbling, deteriorated refractory can allow overheating of surrounding materials.

  • Page 34: Maintenance Task List

    A chimney fi re can permanently damage your chimney sys- tem. Failure to replace damaged components and make proper repairs creates risk of fi re. Heatilator • ST42A • 35038 Rev G • 02/05 WARNING Asphyxiation Risk Fire Risk Annual inspection by qualified technician recommended.

  • Page 35: Reference Materials

    13 in. [330 mm] dia. 58-7/8 in. (1496 mm) (effective height) 42 in. (1067 mm) Heatilator • ST42A • 35038 Rev G • 02/05 14 in. (356 mm) 39-1/8 in. 39-1/8 in. (995 mm) 23 in. (994 mm) (585 mm) Knockout 8-3/8 in.

  • Page 36: Fireplace Components

    Outside Air Kit (included with fi replace) Hearth Extension Integral Grate (included with fi replace) Bi-fold Glass Doors 20 in. (508 mm) Heatilator • ST42A • 35038 Rev G • 02/05 Perception Glass Doors (SIDE OF FIREPLACE) AK17 - Outside Air Kit...

  • Page 37: Chimney Components

    14 in. (356 mm) 20-3/4 in. 4 in. (102 mm) Heatilator • ST42A • 35038 Rev G • 02/05 ID4 - Insulated Duct 4 in. (102 mm) 42 in. (1067 mm) UD4 - Uninsulated Duct 4 in.
  • Page 38 13 in. (330 mm) CB576 - Chimney Joint Band Outside Diameter 13 in. (330 mm) 2 in. Heatilator • ST42A • 35038 Rev G • 02/05 17 in. (432 mm) Firestop Spacer Catalog # FS538 0-deg. 17 in. 432 mm FS540 30-deg.
  • Page 39 17 in. (432 mm) 9-3/8 in. (238 mm) 9-1/4 in. (235 mm) TCT1175 - Terra Cotta Cap Heatilator • ST42A • 35038 Rev G • 02/05 72 in. (1829 mm) 13-3/8 in. (340 mm) 2 in. (51 mm) CT56 - Chase Top...

  • Page 40: Woodburning Termination Cap

    28 1/4 27 X 27 with 27 X 27 with Radiation Shield Radiation Shield Heatilator • ST42A • 35038 Rev G • 02/05 TR11 / 11T TV TR11 / 11T (with TR-TVK installed) 32 X 32 with 26 X 26...

  • Page 41: Service Parts

    D. Service Parts ST42 Service Parts Beginning Manufacturing Date: N/A Exploded Parts Diagram Ending Manufacturing Date: Active ST42A (SIDE OF FIREPLACE) Heatilator • ST42A • 35038 Rev G • 02/05...
  • Page 42 Refractory, Side Smokeshelf Smokeshield Standoff, Top Starter Section Strip Protector Service Parts Service Parts List ST42A Heatilator • ST42A • 35038 Rev G • 02/05 ST42 Beginning Manufacturing Date: N/A Ending Manufacturing Date: Active ST42A Qty. 16674B 22891A 16663A 13230A...

  • Page 43: Limited Warranty

    ADDITIONAL INFORMATION: If you would like information on current HEATILATOR products or want to locate a dealer in your area, call 1-800-927-6841. ©2003 Heatilator is a Registered Trademark of Hearth & Home Technologies Inc. Limited Warranty As part of its 20-YEAR BUYER PROTECTION PROGRAM Heatilator • ST42A • 35038 Rev G • 02/05 original...

  • Page 44: Contact Information

    Heatilator • ST42A • 35038 Rev G • 02/05 Leave this manual with party responsible for use and operation.

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