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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.
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.
For Your Safety:
Do not store or use gaso-
line or other flammable
vapors and liquids in
the vicinity of this or any
other appliance.
Installation
Operation &
Maintenance
M40DV-ST
M40DV-ST (MH)
See-Thru
Gas Fireplace
Safety Notice:
Glass doors on gas fireplaces are
extremely hot while the fireplaces 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.
Check local codes and read all
instructions prior to installation.
Installer: Leave this manual
with the appliance.
Consumer: Leave this man-
ual for future reference.
®
C
US
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Table of Contents
Related Manuals for Montigo M40DV-ST
Summary of Contents for Montigo M40DV-ST
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Page 1: Safety Notice
Installation Operation & Maintenance M40DV-ST M40DV-ST (MH) See-Thru Gas Fireplace Safety Notice: Glass doors on gas fireplaces are extremely hot while the fireplaces 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. -
Page 2: Table Of Contents
The Montigo gas fireplace you have selected is designed to provide product manuals. the utmost in safety, reliability, and engineering standards. -
Page 3: Introduction
M40DV-ST See-Thru Gas Fireplace Introduction The M40DV-ST is a direct-vented, 2-sided Gas Fireplace with an CAUTION! adjustable burner. It can be converted to both a top vent or side vent unit, and it is available in two models: Due to its high operating temperatures, the appliance Model M40DV-ST (continuous pilot) ... -
Page 4: Installation
Top View Figure 2a. Framing dimensions for the rough opening. Figure 1. Fireplace dimensions. Clearances The M40DV-ST clearances to combustible materials are: Top* 8" Figure 2b. Back-framing to finish enclosing the fireplace can be constructed on either the left or right side. -
Page 5: Installing The Gasline
Installation Installing The Gas Line Vent Installation The gas line must be installed before finishing the M40DV-ST fire- This section covers the installation of direct venting and terminations. place. Natural Gas requires a minimum inlet gas supply pressure of For a detailed diagram of allowed termination locations, see Appen- 5.5"... -
Page 6: Direct Vent Installation
M40DV-ST See-Thru Gas Fireplace Installation Vent Terminations Installing Terminations with Built-In Frames Installing Heat Guards over Terminations Frame the termination opening to 11" x 11". Ensure that the two long mounting brackets are facing the bot- tom of the termination. (See inset). This will provide more heat... -
Page 7: (Installing The Flue Cover)
Use the vent graph below to determine an acceptable vent run. Unacceptable venting can affect the fireplace's An M40DV-ST is shipped ready for a rear vent installation. performance. The outer flue cover must be secured in place with a minimum of ... -
Page 8: Rear Vent Horizontal Venting Runs
M40DV-ST See-Thru Gas Fireplace Installation Rear Vent Horizontal Vent Installation To install the heat shield, slide one section over the vent pipe on the inside of the wall opening, with the circular portion inside the wall cav- Vent systems that terminate through a wall may comprise up to seven ity. -
Page 9: Rear Vent Vertical Venting Runs
M40DV-ST See-Thru Gas Fireplace Installation Rear Vent Vertical Vent Installations Vertical Installations with a rise greater than 12' can be reduced from 5/8 to 4/7 venting. • minimum 2' (two feet) above the highest point where vent passes through the roof. -
Page 10: Top Vent Venting Requirements
Top Vent Venting Requirements Installation Of Top Vent DV Before you install any venting, you must determine whether the A complete M40DV-ST vent system may comprise up to five different venting run will be acceptable. Unacceptable venting can affect the types of components: fireplace's combustion. -
Page 11: Top Vent Horizontal Venting Runs
M40DV-ST See-Thru Gas Fireplace Installation Top Vent Example: A 10' section and an elbow used in conjunction with 3 ft. flex section (PFL-3) will, when extended in a five foot chase, allow for a maxi- mum horizontal run of twelve and one-half feet from the centre of the fireplace to outside wall and a minimum of 7'6"... -
Page 12: Top Vent Vertical Venting Runs
M40DV-ST See-Thru Gas Fireplace Installation Top Vent Installation Of Vertical Vent DV A maximum of two offsets (each offset has two 90° bends) may be Vertical Terminations must be installed: made if the length of the offsets does not exceed 25% of the vertical •... -
Page 13: Reduced Vertical Venting
M40DV-ST See-Thru Gas Fireplace Installation Reduced Vertical Installation It is possible to reduce vertical vent runs from 5"/8" venting to 4"/7" venting. Reduced vertical venting may only be used when the installation exceeds 12 feet and terminates through the roof, and if the vertical vent reducer is used with the following venting configuration. -
Page 14: Wiring
40 VA Cautions: Transformer Wall Switch DO NOT OPERATE THIS FIREPLACE WITH- Figure 21. Wiring for the M40DV-ST-I with Honeywell gas control OUT THE GLASS DOOR OR WITH A BROKEN and pilot. GLASS DOOR. Removing and Installing the Removing the Doors... -
Page 15: Installing The Logset
Installing the Logs and Embers Lighting Instructions Bottom Logs See Pages 16-18. The M40DV-ST is supplied with five (5) fibre logs. The two large bottom logs (logs "A" and "B") are mounted on the burner grate by Burner Adjustment placing them into the slots. -
Page 16: Model M40Dv-St
M40DV-ST See-Thru Gas Fireplace Operation - Model M40DV-ST M40DV-ST with Continuous Pilot 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 17: Model M40Dv-St-I
M40DV-ST See-Thru Gas Fireplace Operation - Model M40DV-ST-I M40DV-ST-I with Honeywell Intermittent Pilot 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 18: Operation
M40DV-ST See-Thru Gas Fireplace Operation - Model M40DV-ST-F with Proflame SIT Electronic Ignition M40DV-ST-F with Proflame SIT Electronic Ignition For Your Safety - READ BEFORE LIGHTING: with American Flame Electronic Ignition 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 19: Maintenance
M40DV-ST See-Thru Gas Fireplace Maintenance Gas Control Valve CAUTION! Cautions: Power Generator DO NOT OPERATE THIS FIREPLACE WITH- Pilot Adjustment Screw OUT THE GLASS DOOR OR WITH A BROKEN GLASS DOOR. Wall Switch CAUTION! Fireplace gas control must be in the “OFF” position and pilot ... -
Page 20: Maintenance
M40DV-ST See-Thru Gas Fireplace Maintenance Troubleshooting Troubleshooting M40DV-ST M40DV-ST-I The following is a troubleshooting chart of possible problems: PROBLEM CORRECTIVE ACTION Noisy Pilot Flame Locate pilot adjustment screw on the front of the gas control valve. Flame is decreased by turning adjustment screw clockwise. -
Page 21: 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 22: Termination Locations
M40DV-ST See-Thru Gas Fireplace Appendix A - Termination Locations A = clearance to the termination frame above grade, veranda, porch, deck, [*6 feet (1.8 m) minimum] or balcony [16 inches (41 cm) minimum] clearance above paved sidewalk or a paved driveway located on †... -
Page 23: Mobile Home Approved Models
Test Connection Figure B1. Sit Nova 820 gas valve. M40DV-ST-MH Mobile Home The mobile home option is a factory installed on the M40DV-ST-MH Conversion Kits gas fireplace, and is for use in a manufactured or mobile home. The M40DV-ST-MH mobile home appliance is field convertible be- The standard M40DV-ST or the M40DV-ST-I equipped with Hot tween Natural Gas (NG) and Propane (LP). -
Page 24: State Of Massachusetts / Amendment
M40DV-ST See-Thru 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... -
Page 25: Notes
M40DV-ST See-Thru Gas Fireplace Notes: P/N XG0207 Page 25... - Page 26 XG0208 - 02408 Canadian Heating Products Inc. Montigo Del Ray Corp. Ferndale, WA 98248 Langley, BC V4W 4A1...