www.montigo.com Installation Operation & Maintenance Manual Check local codes and read all instructions prior to installation. HW42DF Gas Fireplace HW42DF HW42DF Shown with Designer Logset 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.
HW42DF Gas Fireplace Warning: Read this manual before installing, operating or troubleshooting this appliance. Please retain this owner's manual for future reference. Congratulations Congratulations on selecting a Montigo gas fireplace, an elagent and well designed gas fireplace built to your specifications. The Montigo gas fireplace you have selected is designed to provide the utmost in safety, reliability, and engineering standards.
HW42DF Gas Fireplace Introduction Thank You for choosing a Montigo Gas Fireplace. About this Fireplace: The HW42DF is an Premium fireplace with a Spectacular Designer LogSet. This fireplaces can be converted to both a Top Vent or Rear Vent application, (see specifics in the venting section of this instruction Manual), and are available in the specific models below. The HW42DF is rated for Natural Gas at 34,000 Max. BTU/H (9.96), 25,000BTU/H Kilowatts Input.
HW42DF Gas Fireplace Installation Installing The Fireplace Shell Framing 421 The HW42DF fireplace may be installed in any location that maintains proper clearances to air conditioning ducts, electrical wiring and plumbing. Safety, as well as efficiency of operation, must be considered when selecting the fireplace location. Try to select a location that does not interfere with room traffic, has adequate ventilation, and offers an accessible pathway for Direct Vent installation.
HW42DF Gas Fireplace Installation Installing The Gas Line Vent Installation The gas line must be installed before finishing the HW42DF Fireplace. Natural Gas requires a minimum inlet gas supply pressure of 5.5" W.C. & a manifold pressure of 3.5" W.C. Provision must also be made for a 1/8" N.P.T. plugged tapping and be accessible for test gauge connection immediately upstream of the gas supply controls to the appliance.
HW42DF Gas Fireplace Installation Installing Terminations with Built-In Frames Installing Heat Guards over Terminations 11 PTO-3F (5"/8") 11 PTKOG (5"/8") Figure 5a. Installing a MTO / PTO termination. Figure 5d. Installing a PTO termination heat guard. 1. Frame the termination opening to 11" x 11". 2. Fasten the termination to the studs using a minimum of 4 screws.
HW42DF Gas Fireplace Installation Converting to Top Vent/ Rear Vent 8” Outer Flue Cap HW42DF Top Vent Use the following instructions to convert a HW42DF, for Top Vent use: 1. Install the 5" inner flue cap on the rear flue outlet and secure the cap in place with five screws, as shown in figure 7a. 2. Install the 8" outer flue cap on the rear flue outlet, and secure it with five screws, as shown in figure 7a. 3.
HW42DF Gas Fireplace Installation B C A 45” 5/8 36 Example 1: For our shortest venting configuration use components A and E (see Figure 10). NG Power Vent models, EDVRR & EDVRW to be used within the shaded area of graph. (See BELOW for applicable Product information). 42” NG PEL Figure 9b.
HW42DF Gas Fireplace Installation B. Vertical (Through-The-Roof) Installations Minimum clearances 2" from vent to all combustible materials must be maintained. A maximum of two offsets (each offset has two 90° bends) may be made and shall not exceed total length of 25% of the vertical vent height, when measured center to center of piping. RHS8 Example: Typical vent installation. 20' vertical vent 2 - 2' offsets required 25% of 20' = 5' max.
HW42DF Gas Fireplace Installation Figure 19. Flex installation. (NG Models Only) Note: Through the wall venting kits are also available for both the Straight and the Corner Installation. The Kit includes a heat sheild, a PFL-18 (f/f) flexible pipe, and a termination with or without a mounting frame. Important: Some models are not available to be installed in a rear vent application. Please refer to the model specifications on page 2 of this manual. Figure 17.
HW42DF Gas Fireplace Installation The Venting Graph 5" / 8" Venting Measure the vertical height from the fireplace hearth to the centre of the termination and the horizontal run from the fireplace flue collar to the wall flange of the termination. Plot on the Venting Graph (Fig. 22) with an 'X'.
HW42DF Gas Fireplace Installation 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. Side wall clearances are 3". Combustible surrounds may be installed with 3" clearance to the side of the fireplace as shown in Figure 25.
HW42DF Gas Fireplace Installation Removing and Installing the Door Removing the door: The HW42DF door is removed in a few simple steps. Follow these Steps below to remove the Horizontal access panel, unlatch the door buckles and, remove the door. Replace in reverse order. Step 1: Remove the Horizontal Access Panel: Remove the Horizontal cover by placing fingers in both finger holes, then pushng away from you and lifting out. Place it Finger Holes aside during maintenance or cleaning.
HW42DF Gas Fireplace Installation Installing the Log Set Installing the LogLogs: 'D' Rear Log Retraining bracket. The HW42DF is supplied with five ceramic fibre logs. Unpack the logs and handle them very carefully. Figure 29d. Rear log retaining bracket Rear Log Retraining Plate. 2. Burner Intakes Pilot Assembly Front Locate the retaining bracket as shown, slide bracket behind Rear Log retaining plate as shown in figure 29d. Fasten bracket to log as shown in figure 29e, (use supplied hardware).
HW42DF Gas Fireplace Installation 5. Place the Long front Right log (Log E) as shown in figure 29h. Angle log with knot pointing outward toward front of Fireplace. Log E Figure 29h. Place log E, (note placement of Knot on log). 6. Place the Remaining two Front logs (Log F) & (Log G) as shown in figure 29k & figure 29m. Space Logs evenly with log feature direction as shown. Figure 29n. Completed HW42DF Logset. Log F Figure 29k. Place log F, (note Direction of light knot). Log G Figure 29m.
HW42DF Gas Fireplace Operation - Model HW42DF 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 A. This appliance has a pilot which must be lighted by hand. When lighting the pilot, follow these instructions exactly. ■ If you cannot reach your gas supplier, call the Fire Department. B. BEFORE LIGHTING smell all around the appliance area for gas.
HW42DF Gas Fireplace Operation - Model HW42DF-I with Honeywell 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. A. This appliance is equipped with an ignition system that lights the pilot burner automatically. Do not attempt to light the pilot by hand. B. BEFORE LIGHTING smell all around the appliance area for gas.
HW42DF Gas Fireplace Operation Operation -- Model Model HW38-DF-F HW42DF-F with Proflame SIT Electronic Ignition with American For Your Safety - Flame READElectronic BEFORE Ignition 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. A. This appliance is equipped with an ignition system that lights the pilot burner automatically. Do not attempt to light the pilot by hand. B.
HW42DF Gas Fireplace Operation Maintenance Lighting Instructions General ■ Have the fireplace and installation inspected yearly. The inspection must include, but is not limited to, the following: See pages 18 to 21. • A visual check of the entire vent system and termination. • An inspection of the explosion relief flappers and the door gasketing to ensure a proper seal. • An inspection of the burner, venturi, and primary air openings.
HW42DF Gas Fireplace Maintenance Gas Control Valve Power Generator Pilot Adjustment Screw Wall Switch Inlet Pressure Manifold Pressure Test Connection Spill Switch Figure 33. Sit Nova 820 gas valve. Pilot Burner Adjustment 1. Locate Pilot Adjustment Screw. (See figure 34.) 2. Adjust pilot screw to provide properly sized flame as shown in figure 34). 3. After installing or servicing, leak test with a soap solution with main burner on. Coat pipe and tubing joints, gasket etc. with soap solution.
HW42DF Gas Fireplace Troubleshooting HW42DF-F Follow this information to reset the SIT System: 1. Locate the lead to the battery backup, (remove) (Refer to schematic, below) 2. Locate the AC/DC wall transformer, (Unplug connector) (Refer to schematic, below) Spare Parts - HW42-DF NG Gas Valve RGC1006 LP Gas Valve RGC1005 NG Pilot RPA020 LP Pilot RPA021 Burner NG RBH3801 Burner LPG RBH3802 ROR1122 ROR1123 Door Log Set Log Base RDTH38 RLGSH38 RLGSH38B 1. 2.
HW42DF Gas Fireplace Warranty The Warranty The Companies warrants the Montigo Gas Appliance to be free from defects in materials and workmanship at the time of manufacture. On the Montigo, there is a ten-year warranty on the firebox and its components, a five-year warranty on the main burner and pilot burner, and a one-year warranty on the gas control valve and fibre logs. Glass, plated/painted finishes, and refractory lining are exempt.
HW42DF Gas Fireplace Appendix A - Termination Locations A = clearance to the termination frame above grade, veranda, porch, deck, or balcony [16 inches (41 cm) minimum] N= B = clearance to door, or sides and top of window, that may be opened [16 inches (41 cm) minimum for appliances ≤100 000 BTU/H (30kW)] P = clearance under veranda, porch, deck, or balcony [16 inches (41 cm) minimum‡ to non-combustibles] [22 inches (56 cm) minimum‡ to combustibles] clearance above paved sidewalk or a paved driveway l
HW42DF Gas Fireplace Appendix B - 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.
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XG0191 - 031010 Canadian Heating Products Inc. Montigo Del Ray Corp.
