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Models:
MHK18NG
MHK24NG
STMHK18NG
STMHK24NG
Fireside Burner/Hearth Kits
For Natural Gas Use Only
Check with your local building code agency before you begin installation to ensure compliance with local codes, including
the need for permits and follow-up inspections. If you encounter any problems regarding code approvals, or if you need
clarification of any of the instructions contained here, contact the Technical Services Dept., Hearth & Home Technologies
Inc., phone 1-888-427-3973 or 1-800-927-6841.
•
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
fire may result causing property
damage, personal injury, or death.
• Do not store or use gasoline or other flam-
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
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.
Note: An arrow () found in the text signifies change in
content.
Hearth & Home Technologies • Fireside Burner/Hearth Kits • 4004-304 Rev C • 08/2010
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.
•
•
•
•
In the Commonwealth of Massachusetts:
•
•
•
Installation and service of this
appliance should be performed by
qualified personnel. Hearth & Home
Technologies suggests NFI certified
or factory-trained professionals, or
technicians super-
vised by an NFI
certified profes-
sional.
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
appliance.
Alert children and adults to hazards of high
temperatures.
Keep clothing, furniture, draperies and other
combustibles away.
This appliance must be installed by a licensed plumber
or gas fitter.
The chimney flue damper, when used with gas logs, will
be welded open or completely removed.
A CO detector shall be installed in the room where the
appliance is installed.
Installation
Instructions
1
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Table of Contents
Related Manuals for Hearth and Home Technologies MHK18NG
Summary of Contents for Hearth and Home Technologies MHK18NG
- Page 1 Installation Instructions Models: Installation and service of this MHK18NG appliance should be performed by qualified personnel. Hearth & Home MHK24NG Technologies suggests NFI certified STMHK18NG or factory-trained professionals, or STMHK24NG technicians super- Fireside Burner/Hearth Kits vised by an NFI certified profes- For Natural Gas Use Only sional.
- Page 2 Read this manual before installing or operating this appliance. Please retain this owner’s manual for future reference. Congratulations Congratulations on selecting a Hearth & Home Technolo- This owner’s manual should be retained for future reference. gies gas log set—an elegant and clean alternative to burn- We suggest you keep it with your other important documents ing wood.
-
Page 3: Table Of Contents
Table of Contents Listing and Code Approvals A. Appliance Certification ......4 B. Table 1 ........4 Getting Started A. -
Page 4: Listing And Code Approvals
• Do NOT use this appliance as a “vent-free B. Table 1 heater. The flue must be permanently open. Refer to Table 1. Product MHK18NG MHK24NG STMHK18NG STMHK24NG Inlet BTU / KW /HR Nat. 74,000 / 21.7 84,000 / 24.6... -
Page 5: Getting Started
Getting Started A. Size of Firebox CAUTION See Table 1 in Section 1.B. Sharp Edges B. Negative Pressure • Wear protective gloves Negative pressure results from the imbalance of air avail- and safety glasses during able for the fireplace to operate properly. Causes for this installation. -
Page 6: Components Of The Gas Hearth Kit
WARNING WARNING Inspect appliance and components for Keep appliance dry. damage. Damaged parts may impair safe • Mold or rust may cause operation. odors. • Do NOT install damaged components. • Water may damage controls. • Do NOT install incomplete components. •... -
Page 7: Appliance Preparation
Appliance Preparation Note: Have the gas supply line installed in accordance WARNING with local building codes, if any. If not, follow ANSI 223.1. Installation should be done by a qualified installer approved Fire Risk and/or licensed as required by the locality. (In the Common- Explosion Risk wealth of Massachusetts installation must be performed by Verify inlet pressures. -
Page 8: Gas Pressure
C. Gas Pressure • Gas Supply Pressure: Minimum inlet gas supply pressure must be 3.5 in. W.C. for the purpose of input adjustment. Proper input pressures are required for optimum appliance Maximum inlet gas pressure must not exceed 10.0 in. W.C. performance. -
Page 9: Installation Instructions
Installation Instructions A. Install the Damper Stop • Open the damper to the fully open position and secure it open with the stop as shown in Figure 4.1. • If the damper stop doesn’t fit your application, use a permanent means that will keep the damper open at least to the minimum vent opening as outlined in Table 1, Section 1.B. -
Page 10: Install The Logs
E. Install the Logs F. Adjust the Burner Flame • The burner flame can be adjusted at the manual shutoff valve beside the fireplace to obtain the desired flame WARNING appearance. • The flame color will stabilize after ten minutes of Fire Risk operation. -
Page 11: Operating Instructions
Operating Instructions A. Lighting Instructions FOR YOUR SAFETY READ BEFORE LIGHTING FOR YOUR SAFETY READ BEFORE LIGHTING WARNING! IF THESE INSTRUCTIONS ARE NOT FOLLOWED EXACTLY, A FIRE OR EXPLOSION MAY RESULT CAUSING PROPERTY DAMAGE, PERSONAL INJURY OR LOSS OF LIFE. A. -
Page 12: Glass Doors
B. Glass Doors • A qualified service technician must perform installation and repair. The appliance should be inspected and cleaned If your fireplace is equipped with glass doors: annually by a qualified service technician. More frequent • Glass doors should be in fully open poisition when cleaning may be required due to excessive lint, dust, pet appliance is operating. -
Page 13: Maintaining And Servicing The Appliance
Maintaining and Servicing the Appliance A. Servicing Your Appliance C. Annual Inspection WARNING WARNING Risk of injury or property damage Annual inspection by qualified technician recommended. Before servicing: Check: • Turn off gas. • Condition of doors, surrounds and fronts. •... -
Page 14: Reference Materials
Reference Materials A. Replacement Parts Fireside HeartH Kits Service Parts Exploded Parts Diagram Beginning Manufacturing Date:8/1/2010 MHK-NG Ending Manufacturing Date: Active 1 - MHK Burner Pan Assembly 2 - MHK Grate Assembly MHK Hearth Kit Assembly Hearth & Home Technologies • Fireside Burner/Hearth Kits • 4004-304 Rev C • 08/2010... - Page 15 Fireside HeartH Kits Service Parts Service Parts List Beginning Manufacturing Date:8/1/2010 MHK -NG Ending Manufacturing Date: Active Description of Part MHK18NG MHK24NG Qty. Burner Pan Assy SRVAGLBP14 SRVAGLBP18 Grate Assy SRVAG16 SRVAG18 Orifice BPO-2-26 BPO-2-20 Connector Tube SRV3814NXN SRV3814NXN Damper Stop Assy...
- Page 16 Fireside HeartH Kits Service Parts Exploded Parts Diagram Beginning Manufacturing Date:8/1/2010 STMHK-NG Ending Manufacturing Date: Active 1 - STMHK Burner Pan Assembly 2 - STMHK Grate Hearth & Home Technologies • Fireside Burner/Hearth Kits • 4004-304 Rev C • 08/2010...
- Page 17 Fireside HeartH Kits Service Parts Service Parts List Beginning Manufacturing Date:8/1/2010 STMHK -NG Ending Manufacturing Date: Active Description of Part STMHK18NG STMHK24NG Qty. Burner Pan Assy SRVOBP18ST SRVOPB20ST Grate Assy SRVAG16 SRVAG18 Orifice BPO-2-26 BPO-2-20 Connector Tube SRV3814NXN SRV3814NXN Damper Stop Assy SRV500-SC SRV500-SC Elbow, 3/8”...
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Page 18: Warranty
Hearth & Home Technologies • Fireside Burner/Hearth Kits • 4004-304 Rev C • 08/2010... - Page 19 Hearth & Home Technologies • Fireside Burner/Hearth Kits • 4004-304 Rev C • 08/2010...
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Page 20: Contact Information
C. Contact Information Please contact your Hearth & Home Technologies dealer with any questions or concerns. For the number of your nearest Hearth & Home Technologies dealer, please call 1-800-927-6841 or 1-888-427-3973. - NOTES - CAUTION DO NOT DISCARD THIS MANUAL Read, understand Leave this manual with •...