Montigo L38DF-ST series Installation & Maintenance Manual

Montigo L38DF-ST series Installation & Maintenance Manual

Indoor gas fireplace

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L38DF-ST Series Gas Fireplace
L42DF-ST Shown
Warning:
Improper installation, adjustment, alteration, service or maintenance can cause
injury or property damage. Refer to this manual. For assistance or additional
information consult a qualified installer, service agency or the gas supplier.

Safety Notice:

Glass doors on gas fireplaces are extremely hot while the fireplace is on and remain
hot even after the fireplace has been turned off. Safety screens are available and
can reduce the risks of severe burns. Please keep children away from the fireplace
at all times.

For Your Safety:

Do not store or use gasoline or other flammable vapors and liquids in the
vicinity of this or any other appliance.
Canadian Heating Products Inc. Langley, BC V4W 4A
XG0810
Installation Operation & Maintenance Manual
Check local codes and read all instructions prior to installation.
®
C
US
www.montigo.com
L38DF-ST
LS38DF-ST
Warning:
mation in these instructions is not
followed exactly, a fire or explosion
may result causing property dam-
age, personal injury or death.
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.
Montigo Del Ray Corp. Ferndale, WA 98248
L38DF ST Manual
If the infor-
Installer: Leave this manual
with the appliance.
Consumer: Retain this
manual for future reference.
081310-1

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Summary of Contents for Montigo L38DF-ST series

  • Page 1: Safety Notice

    • Installer: Leave this manual with the appliance. • Consumer: Retain this ® manual for future reference. Canadian Heating Products Inc. Langley, BC V4W 4A Montigo Del Ray Corp. Ferndale, WA 98248 XG0810 081310-1...
  • Page 2: Table Of Contents

    L38DF-ST* Indoor Gas Fireplace Warning: Read this manual before installing, operating or troubleshooting this appliance. Please retain this owner's manual for future reference. Table of Contents ▪ ..15 Installing a RHS8 Wall Mounted Heat Shield Safety Alert Key ▪ ..
  • Page 3: Safety Alert Key

    INTRODUCTION Congratulations on your purchase of a Montigo Fireplace. With over 30 years of experience, Montigo is committed to providing This installation, operation and maintenance manual is applicable you with a gas fireplace that is not only a beautiful addition to your to the models described below.
  • Page 4: Installation

    Should it be impossible to meet the venting requirements laid  BEFORE YOU START: out in Section 3: Venting, please contact Montigo regarding the use of a Montigo Power Vent. INSTALLATION AND REPAIRS SHOULD BE DONE Lay out the Vent run; calculating the required elbows and straight ...
  • Page 5: Installation Overview And Product Dimensions

    L38DF-ST* Indoor Gas Fireplace Installation Section 1: Installation Overview and Product Dimensions Please review the Installation Checklist on Page 4 for general information on preparing for a successful installation of your fireplace. The L38DF-ST* fireplace may be installed in any location that maintains proper clearances to air conditioning ducts, electrical wiring and plumb- ing.
  • Page 6: Clearances

    L38DF-ST* Indoor Gas Fireplace Installation Section 2: Framing Frame in the enclosure for the unit with framing materials. The Supplied shield Combustible Shelf framed opening for the assembled fireplace is 41" wide, x 40" high 3” Min. x 23 3/4" deep, see Figure 2 N.G.
  • Page 7 Installation Section 3: Venting Montigo supplies a variety of direct venting and termination options. 4. Install the (5" and 8") collars to the rear vent outlet using the The direct vent termination location MUST be selected such that included hardware, as illustrated Figure 8.
  • Page 8: Section 3-2-1: Venting Layout

    L38DF-ST* Indoor Gas Fireplace Installation Section 3-2: INSTALLING A ROOF MOUNTED DIRECT VENT PVTK1 Termination TERMINATION (PVTK-1) This section applies to installations where the direct vent termi- nation will be roof mounted. Section 3-2-1: VENTING LAYOUT Selection of components and details of venting lay out should adhere to the following guidelines: The maximum termination point is 32’...
  • Page 9: Section 3-2-2: Venting Components

     outer and inner pipes to keep the pipes separate and avoid any possible hot spots. Montigo recommends the use of a flex section for the final pipe  connected directly to the fireplace offering greater flexibility of installation and absorption of movement.
  • Page 10 L38DF-ST* Indoor Gas Fireplace Installation Section 3-3: INSTALLING A WALL MOUNTED DIRECT VENT 4). Installation of termination from inside structure TERMINATION A Termination with a MOSR Frame is installed from the inside of the This section applies to installations where the direct vent termi- structure.
  • Page 11: Section 3-3-1: Venting Layout

    3-3-3. 42” All through-the-wall terminations beyond 3' of the fireplace must  have a Montigo Heat Shield (RHS8) installed. See Section 3-3-3. 36” NG & LP Unacceptable vent run Once the proposed venting layout has been determined refer to ...
  • Page 12 42” 42” If your installation does not fall within the venting graph para- 26 3/4” meters, please contact Montigo 12” for Power Venting options. Figure 17. Rear Vent Venting Graph for wall mounted terminations. WARNING: An inspection of the explosion relief flappers and door MUST be made prior to lighting the fireplace.
  • Page 13: Section 3-3-2: Venting Components

     and inner pipes to keep the pipes separate and avoid any possible hot spots. Montigo recommends the use of a flex section for the final pipe  connected directly to the fireplace offering greater flexibility of installation and absorption of movement.
  • Page 14: Section 3-3-3: Heat Shields

    L38DF-ST* Indoor Gas Fireplace Installation Section 3-3-3: Heat Shields Installing a Wall Mounted RHS101 Heat shield. The RHS101 Heat shield MUST be used where the RHS8 Termination (Figure 19 and 19a) CANNOT be used. Use the RHS101 where any Installing a Wall Mounted RHS8 Heat shield of the dimensions are within the parameters shown, figure 19a.
  • Page 15: Wiring

    L38DF-ST* Indoor Gas Fireplace Installation Installation Section 4: Wiring Models Included L38FSDNI L38FSDLI Figure 21. Wiring for the SIT IPI Wiring Schematic Wiring Schematic for Honeywell gas control & Pilot Wiring for the optional Fan Kit All L38DF-ST* fireplaces may be equipped with optional fan kits for circulating heat into the living space.
  • Page 16: Installing The Gas Line

    To check pressures, control valves have a provision to remove  a 1/8” N.PT. plug to be fitted with a hose barb. Montigo requires a service shut off valve be located in an  accessible location to isolate the gas supply.
  • Page 17: Finishing

    L38DF-ST* Indoor Gas Fireplace Installation Installation Section 6: Finishing Finishing Around the Fireplace Combustible mantels and mouldings may be safely installed over the top and on the front of the fireplace provided that they do not project beyond shaded area shown in Figure 24. Fireplace Facing When sizing the finish material for your fireplace, it is important to remem- ber the following: THE OPENING MUST NOT BE OBSTRUCTED IN ANY...
  • Page 18: Installing And Removing The Door

    L38DF-ST* Indoor Gas Fireplace Installation Installation Section 7: Installing & Removing the Door Removing the door: The L38DF-ST* doors are removed in a few simple steps. Follow these Step 5: below to remove the Horizontal access panel, unlatch the door buckles Ensure the tool is firmly and, remove the door.
  • Page 19: Installing The Accessories

    The L38DF-ST* has the option of installing the cultured rocks which mimic real stone. These may be spaced at random, or in a visual pattern of your preference. See the Montigo web site for photographs Figure 28b. Spreading the firestones evenly .
  • Page 20: Operation

    L38DF-ST* Indoor Gas Fireplace Installation Operation Installation Models Included Section 9: Start-up Sequence L38FSDN with Continuous Pilot L38FSDL with American Flame Electronic Ignition For Your Safety - READ BEFORE LIGHTING: WARNING! If you do not follow these instructions exactly, a fire or explosion may result causing property damage, personal injury or loss of life.
  • Page 21: Lighting Instructions

    L38DF-ST* Indoor Gas Fireplace Operation Installation Models Included with Honeywell Electronic Ignition L38FSDNE L38FSDLE For Your Safety - READ BEFORE LIGHTING: WARNING! If you do not follow these instructions exactly, a fire or explosion may result causing property damage, personal injury or loss of life. If you cannot reach your gas supplier, call the Fire A.
  • Page 22 L38DF-ST* Indoor Gas Fireplace Operation Installation Models Included Proflame SIT Electronic Ignition L38FSDNI L38FSDLI with American Flame Electronic Ignition For Your Safety - READ BEFORE LIGHTING: WARNING! If you do not follow these instructions exactly, a fire or explosion may result causing property damage, personal injury or loss of life.
  • Page 23: Maintenance

    L38DF-ST* Indoor Gas Fireplace Maintenance Lighting Instructions Hi-Lo Burner Adjustment: (SIT Nova 820). See pages 21 to 23. The L38DF-ST* is equipped with an adjustable burner, allowing you to General raise or lower the flames. To adjust the flames, locate the black knob Have the fireplace and installation inspected yearly.
  • Page 24: Troubleshooting

    L38DF-ST* Indoor Gas Fireplace Maintenance Troubleshooting: Models Included Models Included Troubleshooting (Honeywell). (SIT Nova 820). L38FSDN L38FSDNE L38FSDL L38FSDLE The following is a troubleshooting chart of possible problems: PROBLEM CORRECTIVE ACTION Noisy Pilot Flame Locate pilot adjustement screw on gas control valve. Flame is decreased by turning adjustment screw clockwise.
  • Page 25: Parts List

    NG Gas Valve RGC1006 RGC1004 LP Gas Valve RGC1005 RGC1003 NG Pilot RPA020 RPA003 LP Pilot RPA021 RPA004 NG Burner Contact Montigo Dealer LP Burner NG Oriface R0R1120 R0R1151 LP Oriface R0R1121 R0R1152 Door RDTL38 RDTL38 Base RLG549 Part No. XG0810 - 081310-1...
  • Page 26: Termination Locations

    L38DF-ST* Indoor Gas Fireplace Appendix A - Termination Locations A = clearance to the termination frame above grade, veranda, porch, deck, clearance above paved sidewalk or a paved driveway located on public † or balcony [16 inches (41 cm) minimum] property [*7 feet (2.1 m) minimum] B = clearance to door, or sides and top of window, that may be opened [16 P = c l e a r a n c e u n d e r v e r a n d a , p o r c h , d e c k , o r b a l c o n y...
  • Page 27: Warranty

    The duration of any implied warranty with respect to this Montigo Gas Appliance is limited to the duration of the foregoing warranty. Some states do not allow limitation on how long an implied warranty lasts, so the above may not apply to you.
  • Page 28: State Of Massachusetts

    L38DF-ST* Indoor Gas Fireplace Appendix C - State of Massachusetts Amendment (Gas Fireplace / Equipment sold in the State of Massachusetts) 5.08: Modifications to NFPA-54, Chapter 10 (1) Revise NFPA-54 section 10.5.4.2 by adding a second exception as follows: Existing chimneys shall be permitted to have their use continued when a gas conversion burner is installed, and shall be equipped with a manually reset device that will automatically shut off the gas to the burner in the event of a sustained back-draft (2) Revise 10.8.3 by adding the following additional requirements:...
  • Page 29 L38DF-ST* Indoor Gas Fireplace Notes Part No. XG0810 - 081310-1 Page 29...
  • Page 30 XG0810 - 081310-1 Montigo Del Ray Corp. Canadian Heating Products Inc. Ferndale, WA 98248 Langley, BC V4W 4A1...

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