Owner’s Manual Installation and Operation Model(s): CNXT4236IT CNXT4842IT CNXT4236IH CNXT4842IH CNXT4236ILT CNXT4842ILT CNXT4236ILH CNXT4842ILH Direct Vent Gas Appliance CAUTION T O N RD O A D SC I D DO NOT DISCARD THIS MANUAL • Important operating and • Read, understand and follow • Leave this manual with party responsible for maintenance instructions these instructions for safe installation and operation. use and operation. included.
Read this manual before installing or operating this appliance. Please retain this owner’s manual for future reference. A. Congratulations Congratulations on selecting a Heatilator gas fireplace, an elegant and clean alternative to wood burning fireplaces. The Heatilator gas fireplace you have selected is designed to provide the utmost in safety, reliability, and efficiency. As the owner of a new fireplace, you’ll want to read and carefully follow all of the instructions contained in this owner’s manual.
Safety Alert Key: • • • • DANGER! Indicates a hazardous situation which, if not avoided will result in death or serious injury. WARNING! Indicates a hazardous situation which, if not avoided could result in death or serious injury. CAUTION! Indicates a hazardous situation which, if not avoided, could result in minor or moderate injury. NOTICE: Used to address practices not related to personal injury. Table of Contents A. Congratulations B. Warranty 2 5 1 Listing and Code Approvals A. B. C. D. E. F. G.
13 Finishing A. Mantel and Wall Projections B. Facing Material 59 59 14 Appliance Setup A. B. C. D. E. F. G. H. I. J. K. Remove Glass Assembly Remove the Shipping Materials Clean the Appliance Accessories Heat-Zone-Gas Lava Rock, Vermiculite, Rockwool Placement Log Assembly Fixed Glass Assembly Install Trim and/or Surrounds Install Hood Air Shutter Setting 60 60 60 60 60 60 61 62 62 62 62 15 Troubleshooting A. Intellifire Ignition System 63 16 Reference Materials A. B. C. D. E.
B. Warranty Hearth & Home Technologies LIMITED WARRANTY Hearth & Home Technologies (“HHT”) and its respective brands extends the following warranty for HHT gas, wood, pellet and electric appliances purchased from an authorized HHT dealer and installed in the United States of America or Canada. Warranty starts with date of purchase by the original owner (End User) except as noted for replacement parts.
B. Warranty (continued) This limited warranty does not extend to or include surface finish on the appliance or terminations, door gasketing, glass gasketing, glass discoloration, firebrick, pellet logs, kaowool or other ceramic insulating materials. Rust and/or corrosion on any of the metal surfaces, cast iron components, baffles, firepots, doors, or firebox area are not covered by this warranty.
1 Listing and Code Approvals A. Appliance Certification D. High Altitude Installations MODELS: CNXT4236IT, CNXT4842IT, CNXT4236IH, CNXT4842IH, CNXT4236ILT, CNXT4842ILT, CNXT4236ILH, CNXT4842ILH LABORATORY: Underwriters Laboratories, Inc. (UL) NOTICE: If the heating value of the gas has been reduced, these rules do not apply. Check with your local gas utility or authorities having jurisdiction. TYPE: Vented Gas Fireplace Heaters When installing above 2000 feet elevation: STANDARD: ANSI Z21.
Note: The following requirements reference various Massachusetts and national codes not contained in this document. H.
2 User Guide Operating Instructions A. Gas Fireplace Safety • WARNING HOT SURFACES! Glass and other surfaces are hot during operation and cool down. Hot glass will cause burns. • Do not touch glass until it is cooled • NEVER allow children to touch glass • Keep children away • CAREFULLY SUPERVISE children in same room as appliance. • Alert children and adults to hazards of high temperatures. High temperatures may ignite clothing or other flammable materials.
C. Fan Kit (optional) F. Fixed Glass Assembly If desired, a fan kit may be added. Contact your dealer to order the correct fan kit. See Section 14. G. Remote Controls, Wall Controls and Wall Switches D. Clear Space WARNING! DO NOT place combustible objects in front of the fireplace or block louvers. High temperatures may start a fire. See Figure 2.2.
I. Lighting Instructions (IPI) • • • For normal use, activate/deactivate your fireplace with the wall switch or remote control. The IPI system may be operated with two D-cell batteries. When using batteries, unplug the transformer. To prolong battery life, remove them when using the transformer. If your fireplace must be deactivated for service or an extended period of time, follow the instructions below.
J. After Fireplace is Lit Initial Break-in Procedure • The fireplace should be run three to four hours continuously on high. • Turn the fireplace off and allow it to completely cool. • Remove fixed glass assembly. See Section 14.H. • Clean fixed glass assembly. See Section 3. • Replace the fixed glass assembly and run continuously on high an additional 12 hours. This cures the materials used to manufacture the fireplace. NOTICE! Open windows for air circulation during fireplace break-in.
3 Maintenance and Service Any safety screen or guard removed for servicing must be replaced prior to operating the fireplace. When properly maintained, your fireplace will give you many years of trouble-free service. We recommend annual service by a qualified service technician. A. Maintenance Tasks-Homeowner Installation and repair should be done by a qualified service technician only. The fireplace should be inspected before use and at least annually by a professional service person.
B. Maintenance Tasks-Qualified Service Technician Burner Ignition and Operation The following tasks must be performed by a qualified service technician. By: Qualified Service Technician Gasket Seal and Glass Assembly Inspection Frequency: Annually By: Qualified Service Technician Tools needed: Protective gloves, drop cloth and a stable work surface. • Inspect gasket seal and its condition. • Inspect fixed glass assembly for scratches and nicks that can lead to breakage when exposed to heat.
4 Installer Guide Getting Started A. Typical Appliance System NOTICE: Illustrations and photos reflect typical installations and are for design purposes only. Illustrations/diagrams are not drawn to scale. Actual product may vary from pictures in manual Note: Dual venting configurations ARE NOT allowed. Appliance MUST be vented EITHER vertically OR horizontally.
B. Design and Installation Considerations D. Inspect Appliance and Components Heatilator direct vent gas appliances are designed to operate with all combustion air siphoned from outside of the building and all exhaust gases expelled to the outside. No additional outside air source is required. • Installation MUST comply with local, regional, state and national codes and regulations.
5 Framing and Clearances A. Selecting Appliance Location NOTICE: Illustrations reflect typical installations and are FOR DESIGN PURPOSES ONLY. Illustrations/diagrams are not drawn to scale. Actual installation may vary due to individual design preference. When selecting a location for the appliance it is important to consider the required clearances to walls (see Figure 5.1). WARNING! Risk of Fire or Burns! Provide adequate clearance around air openings and for service access.
B. Constructing the Appliance Chase A chase is a vertical box-like structure built to enclose the gas appliance and/or its vent system. In cooler climates the vent should enclosed inside the chase. NOTICE: Treatment of ceiling firestops and wall shield firestops and construction of the chase may vary with the type of building. These instructions are not substitutes for the requirements of local building codes. Therefore, you MUST check local building codes to determine the requirements to these steps.
D. Mantel and Wall Projections WARNING! Risk of Fire! Comply with all minimum clearances to combustibles as specified. Framing or finishing material closer than the minimums listed must be constructed entirely of noncombustible materials (i.e., steel studs, concrete board, etc). Mantels 30 in. minimum to ceiling 16 17 18 20-3/4 20 13 19-1/4 12 18-1/2 11 17-3/4 10 17 9 8 16-1/4 7 15-1/2 6 14-3/4 5 14 4 13-1/4 3 12-1/2 11-3/4 11 10-1/4 6 14 15 Measured from top of hood (in inches) Figure 5.
6 Termination Locations A. Vent Termination Minimum Clearances WARNING Fire Risk. Maintain vent clearance to combustibles as specified. • DO NOT pack air space with insulation or other materials. Failure to keep insulation or other materials away from vent pipe may cause overheating and fire. A B 6 in. (minimum) up to 20 in. 152 mm/508 mm 18 in. minimum 457 mm 20 in. and over 0 in. minimum B Horizontal overhang 24 in. min.
H D O E N V L V C B Fixed Closed V F V B Openable Fixed Closed V V G V B B B V J X M V I A V TERMINATION CAP K X GAS METER X AIR SUPPLY INLET Measure vertical clearances from this surface Q RESTRICTION ZONE (TERMINATION NOT ALLOWED) V P W V R V T U U V V Covered Alcove Applications Dimension Descriptions Electrical Service D* S Measure horizontal clearances from this surface.
7 Vent Information and Diagrams A. Approved Pipe Vertical 12 in . DO NOT mix pipe, fittings or joining methods from different manufacturers. The pipe is tested to be run inside an enclosed wall. There is no requirement for inspection openings at each joint within the wall. 8-1/2 in. This appliance is approved for use with Hearth & Home Technologies DVP and/or SLP venting systems. Refer to Section 16B for vent component information. 8-1/2 in. WARNING! Risk of Fire or Asphyxiation.
E. Vent Diagrams To replace the first starter elbow with two 45° elbows, refer to Figure 7.4. All other 90° elbows can be replaced with two 45° elbows. General Rules: • • • • • • • SUBTRACT 3 ft. from the total H measurement for each 90° elbow installed horizontally. SUBTRACT 1-1/2 ft. from the total H measurement for each 45° elbow installed horizontally. A maximum of three 90° elbows (or six 45° elbows) may be used in any vent configuration. Some elbows may be installed horizontally. See Figure 7.9.
1. Top Vent - Horizontal Termination - (continued) Two 45° Elbows replacing One 90° Elbow 4 ft min. (1.22 m) 25 ft max. (7.62 m) Figure 7.4 V1 min. Two Elbows V1 max. ft m H1+H2 max. H1+H2+H3 max. ft m ft 0.5 0.15 - - 6 1.83 - - 1 0.30 - - 11 3.35 11 3.35 1.5 0.46 - - 18 5.49 18 5.49 2 0.61 - - 25 7.62 25 7.62 DVP 25 7.62 25 7.62 25 7.62 SLP 23 7.01 25 7.62 25 7.62 Installed Vertically H3 Installed Horizontally H1 H2 H2 Figure 7.
1. Top Vent - Horizontal Termination - (continued) V1 min. Three Elbows V1 + V2 max. H1+H2 max. ft m ft m ft m DVP 1 0.30 24 7.32 19 5.79 SLP 1 0.30 22 6.71 19 5.79 Installed Vertically H2 V2 V1 H1 Figure 7.
2. Top Vent - Vertical Termination Note: If installing a vertical vent/ termination off the top of the appliance, the vertical termination baffle should be used. No Elbow 12 ft (3.66 m) min. 60 ft (18.29 m) max. Figure 7.7 Note: If installing a vertical vent/ termination off the top of the appliance, the vertical termination baffle should be used. Two Elbows 12 ft (3.66 m) min. 60 ft (18.29 m) max. Maximum horizontal run is 100% of vertical, but cannot exceed 26 ft (7.92 m) Figure 7.
2. Top Vent - Vertical Termination - (continued) Note: If installing a vertical vent/ termination off the top of the appliance, the vertical termination baffle should be used. Three Elbows Maximum horizontal run is 100% of vertical, but cannot exceed 26 ft (7.92 m) 12 ft (3.66 m) min. 60 ft (18.29 m) max. Figure 7.
3. Rear Vent - Horizontal Termination No Elbow 18 in. (457 mm) max. Figure 7.10 One 45° Elbow 18 in. (457 mm) max. Figure 7.
3. Rear Vent - Horizontal Termination - (continued) H1 max. Two Elbows V1 min. H1+H2 max. ft m ft m ft m 2 0.61 1 0.30 3 0.91 4 1.22 2 0.61 6 1.83 6 1.83 3 0.91 9 2.74 8 2.44 4 1.22 12 3.66 8 2.44 5 1.52 15 4.57 8 2.44 6 1.83 18 5.49 V1 H2 H1 Figure 7.12 Three Elbows H1 max. Installed Horizontally H3 H2 V1 min. H1+H2+H3 max. ft m ft m ft m 2 0.61 1 0.30 3 0.91 4 1.22 2 0.61 6 1.83 6 1.83 3 0.91 9 2.74 8 2.44 4 1.22 12 3.
4. Rear Vent - Vertical Termination One Elbow 0 min. 6 ft (1.83 m) max. 12 ft (3.66 m) min. 60 ft (18.29 m) max. Figure 7.14 Two Elbows 12 ft (3.66 m) min. 60 ft (18.29 m) max. 0 min. 6 ft (1.83 m) max. Maximum horizontal run is 100% of vertical, but cannot exceed 26 ft (7.92 m) Figure 7.
4. Rear Vent - Vertical Termination - (continued) Three Elbows 0 min. 6 ft (1.83 m) max. 12 ft (3.66 m) min. 60 ft (18.29 m) max. Maximum horizontal run is 100% of vertical, but cannot exceed 26 ft (7.92 m). Figure 7.
F. Installing Vertical Termination Baffle Note: For vertically terminated installations only. • Part of the refractory must be removed before installing the vertical baffle. - Remove the four screws holding the refractory retainers in place. See Figure 7.19. Note: If installing a vertical vent/termination run off the top or rear of the appliance, the vertical termination baffle supplied with the appliance may be used. • Remove the glass (refer to Section 14.H.) to access the firebox and 5 in.
• Squeeze the open end of the bent baffle with one hand. Insert the baffle bent side up into the inner flue so that the bottom of the baffle is above the bead on the inside of the collar. See Figure 7.22. Figure 7.22 Placing the Baffle • Release pressure on the baffle so that it is wedged against the sides of the flue collar. See Figure 7.23. Figure 7.23 Baffle in Place • Replace the glass (refer to Section 14.H.). • Start the appliance.
8 Vent Clearances and Framing A. Pipe Clearances to Combustibles B. Wall Penetration Framing WARNING! Risk of Fire! Maintain air space clearance to vent. DO NOT pack insulation or other combustibles: Combustible Wall Penetration • • • Between ceiling firestops Between wall shield firestops Around vent system Failure to keep insulation or other material away from vent pipe may cause over heating and fire. Note: Heat shields MUST overlap by a minimum of 1-1/2 in. (38 mm).
C. Install the Ceiling Firestop A ceiling firestop MUST be used between floors and attics. • • • • • DVP pipe only - Frame an opening 10 in. by 10 in. (254 mm by 254 mm) whenever the vent penetrates a ceiling/floor (see Figure 8.3). SLP pipe only - Frame opening 9 in. x 9 in. (229 mm x 229 mm) whenever the vent penetrates a ceiling/floor (see Figure 8.3). Frame the area with the same sized lumber as used in ceiling/floor joist.
D. Install Attic Insulation Shield WARNING! Fire Risk. DO NOT allow loose materials or insulation to touch vent. Hearth & Home Technologies Inc. requires the use of an attic shield. The National Fuel Gas Code ANSI Z223.1 and NFPA 54 requires an attic shield constructed of 26 gauge minimum metal that extends at least 2 in. (51 mm) above insulation. Attic shields must meet specified clearance and be secured in place. Flat Ceiling Installation • Remove one shield from box.
9 Appliance Preparation A. Convert from Top Vent to Rear Vent • CAUTION! Risk of Cuts, Abrasions or Flying Debris. Wear protective gloves and safety glasses during installation. Sheet metal edges are sharp. Remove three remaining screws holding the plate surrounding flue. See Figure 9.3. Remove plate and set aside. NOTICE: Once appliance is set up for top or rear venting, it CANNOT be changed at a later time. • Remove the screw holding heat shield cover plate to top of appliance and set aside.
• Remove four screws holding outer collar to appliance top. See Figure 9.5. Remove outer collar. • Remove four screws holding outer cover plate to appliance back. See Figure 9.8. Remove outer cover. Figure 9.8 • Figure 9.5 • Outer Collar, Remove Four Screws Outer Cover, Rear - Remove Plate Remove four screws holding inner cover plate to appliance back. See Figure 9.9. Remove inner cover. Remove four screws holding inner collar to appliance top. See Figure 9.6. Remove inner collar. Figure 9.
• Place outer collar on rear of appliance and replace four screws to hold collar in place. See Figure 9.11. Make sure insulation is attached to the collar base! • Place inner cover plate on appliance top and replace four screws to hold inner cover plate in place. See Figure 9.14. Make sure gasket is replaced with the cover plate! Figure 9.11 Place Outer Collar on Rear of Appliance • Locate the cover plate removed in the second step.
• Locate heat shield cover plate removed in the first step. Place the heat shield cover plate on top of heat shield. Replace four screws to hold this plate in place. See Figure 9.16. Figure 9.18 Screw Cover into Place • Figure 9.16 Cover Plate-Replace • The appliance should look like the one shown in Figure 9.19 after it has been converted to a rear vent appliance. Locate outer shell cover removed in the sixth step (Figure 9.7). Place the cover on top of appliance. See Figure 9.17.
B. Securing and Leveling the Appliance WARNING! Risk of Fire! Prevent contact with: • Sagging or loose insulation • Insulation backing or plastic • Framing and other combustible materials Block openings into the chase to prevent entry of blownin insulation. Make sure insulation and other materials are secured. DO NOT notch the framing around the appliance standoffs. Failure to maintain air space clearance may cause overheating and fire.
10 Installing Vent Pipe A. Assemble Pipe Sections (DVP Only) Attach Pipe to the Firebox Assembly Note: The end of the pipe sections with the lanced tabs will face towards the appliance. Attach the first pipe section to the starting collar: • • • • Lanced pipe end to the starting collar Inner pipe over inner collar Push the pipe section until all lanced tabs snap in place Lightly tug on pipe to confirm it has locked.
B. Assemble Vent Sections (SLP Only) To attach the first vent component to the starting collars of the appliance • • • • • • Attach an SLP-DVP24 adapter to the starting collar of the appliance. Lock the vent components into place by sliding the pipe section onto the collar. Align the seam of the pipe and seam of collar to allow engagement. Rotate the vent component to lock into place. Use this procedure for all vent components. See Figure 10.5.
C. Assemble Slip Sections D. Secure the Vent Sections WARNING! Risk of Fire or Asphyxiation! Overlap pipe sections at least 1 1/2 in. (38 mm). Secure slip sections with two screws which must not exceed 1/2 in. (13 mm) in length. Use the pilot holes. Pipe could separate if not properly joined. • Slide the inner flue of the slip section into the inner flue of the pipe section and the outer flue of the slip section over the outer flue of the pipe section. See Figure 11.7.
E. Disassemble Vent Sections • • Rotate either section (see Figure 10.11) so the seams on both pipe sections are aligned as shown in Figure 10.12. Pull carefully to separate the pieces of pipe. • • • • • • Figure 10.11 Rotate Seams for Disassembly Use a plumb-bob to mark the center line of the venting system on the ceiling and drill a small hole through the ceiling and roof at this point. Locate the hole and mark the outline of the cathedral ceiling support box on the outside roof.
G. Install Metal Roof Flashing Note: Skip to Section I if using the RF4-8. • See minimum vent heights for various pitched roofs (Figure 10.15) to determine the length of pipe to extend through the roof. • Slide the roof flashing over the pipe sections extending through the roof as shown in Figure 10.16. NOTICE: Failure to properly caulk the roof flashing could cause water entry. • • Caulk the gap between the roof flashing and the outside diameter of the pipe.
H. Assemble and Install Storm Collar CAUTION! Risk of Cuts, Abrasions or Flying Debris. Wear protective gloves and safety glasses during installation. Sheet metal edges are sharp. • • • • Connect both halves of the storm collar with two screws (see Figure 10.17). Wrap the storm collar around the exposed pipe section closest to the roof and align brackets. Insert a bolt (provided) through the brackets and tighten the nut to complete the storm collar assembly.
I. Install RF4-8 The SLP-FS shown in this photo will not be used with DVP pipe. The RF4-8 may be used in place of the roof flashing and storm collar (Sections 10.H. and 10.I.) Pipe must be supported within 12 in. (305 mm) of the roofline using plumbers strapping or an SLP-FS when using the RF4-8 Flashing. Refer to Sect. 8.C. Securing Vent Sections. SLP-FS Secure with 4 screws no longer than 1/2 in./13 mm Figure 10.21 Apply Sealant SLP-FS Figure 10.
J. Installing Vertical Termination Cap • • Attach the vertical termination cap by sliding the inner collar of the cap into the inner flue of the pipe section while placing the outer collar of the cap over the outer flue of the pipe section. Secure the cap by driving three self-tapping screws (supplied) through the pilot holes in the outer collar of the cap into the outer flue of the pipe (see Figure 10.24). Termination Cap L.
M. Install Horizontal Termination Cap • WARNING! Risk of Fire! The telescoping flue section of the termination cap MUST be used when connecting vent. • 1-1/2 (38 mm) minimum overlap of flue telescoping section is required. Failure to maintain overlap may cause overheating and fire. • Vent termination must not be recessed in the wall. Siding may be brought to the edge of the cap base. Flash and seal as appropriate for siding material at outside edges of cap.
11 Gas Information A. Fuel Conversion C. Gas Connection • • • Make sure the appliance is compatible with available gas types. Conversions must be made by a qualified service technician using Hearth & Home Technologies specified and approved parts. • • B. Gas Pressure • • • Optimum appliance performance requires proper input pressures. Gas line sizing requirements will be determined in ANSI Z221.3 National Fuel Gas Code in the USA and CAN/ CGA B149 in Canada.
12 Electrical Information A. Wiring Requirements C. Electrical Service and Repair NOTICE: This appliance must be electrically wired and grounded in accordance with local codes or, in the absence of local codes, with National Electric Code ANSI/NFPA 70-latest edition or the Canadian Electric Code CSA C22.1. WARNING! Risk of Shock! Label all wires prior to disconnection when servicing controls. Wiring errors can cause improper and dangerous operation. Verify proper operation after servicing.
E. WSK-MLT Multifunction Wall Switch Determine Location The WSK-MLT multifunctional wall switch is designed to control flame height, blower speed and auxilary functions on your gas fireplace. For models equipped with the Intellifire system (IPI), the cold climate function can control the pilot flame as well. The wall switch is equipped with thermostat functions which can automatically control the temperature in the room in which it is installed.
Wiring the Wall Switch • • Install the provided control wire from the fireplace to the switch location. (Control wire for Heatilator products is supplied with the fireplace). NOTICE: Do not to stress the wire around tight or sharp corners. Do not run the control wire adjacent to existing or future phone, data, cable, or electrical lines. The wire should not come into contact with any part of the fireplace exterior with the exception of where it exits the outer wrap.
F. Install the Flame Solenoid Gas Control Valve Knob Screw Nut Washer Variable Regulator Washer Variable Regulator Flame Control Solenoid Solenoid Variable Regulator Plunger Jam Nut Figure 12.3 Install the Flame Solenoid • • • • • • • Remove the screw and knob from the variable regulator and discard. Remove the nut from the regulator and discard. Remove the bag containing a washer and blue and red plungers from the side of the flame control solenoid. Place washer on flame control solenoid.
H. Install the Remote Cover Plate The remote cover plate shipped in the bottom of the appliance MUST be placed over the control plate before operating the appliance. Not doing so may result in overheating the controls on the plate. • Place over control plate so that all of the control plate is covered and legs are on bottom pan of appliance. See Figures 12.6 and 12.7. Install the Cover Plate • Locate cover plate (see Figure 12.4) and remove from appliance. Figure 12.
I. WSK-MLT Operating Instructions J. Setting Flame Height/Manifold Pressure The ON/OFF rocker switch in the fireplace (located near the gas valve) must be in the “OFF” position for use with the WSK-MLT system. The ON/OFF rocker switch will NOT function with this device on Intellifire (IPI) models except during a power outage. The ON/OFF rocker switch will only be used to control the fireplace in a nopower condition. (To be done by a qualified service technician.
SET Set Temperature Button Operation Under Battery Power • Button Press: Displays Set Point • Use UP and Down Arrows to adjust set point • Press Set Button to store new set point Temperature Set Point can be adjusted between the ranges of 45-90° Fahrenheit or 7-32° Centigrade. A switch on the control box allows for battery power under no-power conditions (see Figure 12.9). By controlling the power supply with this switch, the batteries are supplying power only when needed, thus extending battery life.
13 Finishing A. Mantel and Wall Projections B. Facing Material WARNING! Risk of Fire! Comply with all minimum clearances to combustibles as specified. Framing or finishing material closer than the minimums listed must be constructed entirely of noncombustible materials (i.e., steel studs, concrete board, etc). Mantels • • • • 30 in.
14 Appliance Setup A. Remove Glass Assembly F. Lava Rock, Vermiculite, Rockwool Placement See Section 12.H. B. Remove the Shipping Materials Remove shipping materials from inside or underneath the firebox. C. Clean the Appliance Vermiculite and lava rock placement on sides and front of hearth pan. Clean/vacuum any sawdust that may have accumulated inside the firebox or underneath in the control cavity.
Place the Rockwool G. Log Assembly • • • • See Figures 14.1 and 14.4. Place a small amount of 1/2 in. diameter pieces (dime-size) of rockwool on the burner pan so that rockwool touches but does not cover the holes in the burner pan. It is not necessary to use the entire bag. Save the remaining amount for future use. Base logs have been permanently mounted on the grate assembly and should not be moved. Figure 14.
H. Fixed Glass Assembly I. Install Trim and/or Surrounds WARNING! Risk of Asphyxiation! Handle fixed glass assembly with care. Inspect the gasket to ensure it is undamaged and inspect the glass for cracks, chips or scratches. • DO NOT strike, slam or scratch glass. • DO NOT operate fireplace with glass removed, cracked, broken or scratched. • Removing Fixed Glass Assembly Remove face according to face instructions to expose two (36 in. model) or three (42 in. model) Quick Access Latches.
15 Troubleshooting With proper installation, operation, and maintenance your gas appliance will provide years of trouble-free service. If you do experience a problem, this troubleshooting guide will assist a qualified service technician in the diagnosis of a problem and the corrective action to be taken. This troubleshooting guide can only be used by a qualified service technician. Contact your dealer to arrange a service call by a qualified service technician. A. Intellifire Ignition System Symptom 1.
A. Intellifire Ignition System (continued) Symptom Possible Cause 4. Pilot lights but continues A. A shorted or loose connection to spark, and main burner in flame sensing rod. will not ignite. (If the pilot continues to spark after the pilot flame has been lit, flame rectification has not B. Poor flame rectification or occurred.) contaminated flame sensing rod. 64 Corrective Action Verify all connections to wiring diagram in manual. Verify connections underneath pilot assembly are tight.
16 Reference Materials A. Appliance Dimension Diagram Dimensions are actual appliance dimensions. Use for reference only. For framing dimensions and clearances refer to Section 5. C 15 in. (381 mm) 23 in. (584 mm) A Gas Line Access 3-5/8 in. (92 mm) 9-1/4 in. (235 mm) Electric 38-5/8 in. Access (981 mm) Alternative Gas Line 2-1/2 in. Access (64 mm) 38 in. (965 mm) 33-1/2 in. (851 mm) 6-3/8 in. (162mm) B 1-1/2 in. (38 mm) 6 in. (152 mm) 14-3/8 in. (365 mm) 26-1/2 in.
B. Vent Components Diagrams Effective Height/Length mm Pipe inches DVP4 DVP6 DVP12 DVP24 DVP36 DVP48 DVP6A DVP12A Effective Height/Length 4 6 12 24 36 48 3-6 3 - 12 102 152 305 610 914 1219 76 - 152 76 - 305 10-1/2 in. (267 mm) 4-7/8 in. (124 mm) 45° 10-7/8 in. (276 mm) DVP45 45° Elbow DVP Pipe (see chart) 10 in. (254 mm) 11-3/8 in. (289 mm) 1 in. (25 mm) 7-3/8 in. (187 mm) 9-1/4 in. (235 mm) 13-1/4 in. (337 mm) Assembled Height: 24 in./610 mm Diameter: 10 in.
B. Vent Components Diagrams (continued) 31 in. (787 mm) 24-5/8 in. (625 mm) 13-1/4 in. (367 mm) 27-1/2 in. (698 mm) 24-5/8 in. (625 mm) 13-1/4 in. (367 mm) RF12M Roof Flashing Multi-pak RF6M Roof Flashing Multi-pak 5 in. (127 mm) 13-3/4 in. (349 mm) 5 in. (127 mm) 11-7/8 in. (302 mm) 13-7/8 in. (352 mm) 13-3/4 in. (349 mm) BEK Trap Cap Brick Extension DVP-BEK2 DVP-HPC Cap Brick Extension 11-5/8 in. (295 mm) 12-1/8 in. (308 mm) 7-1/8 in. (181 mm) 5-3/4 in.
B. Vent Components Diagrams (continued) 7-3/8 in. (187 mm) 1-1/2 in. (38 mm) 17-3/4 in. (451 mm) 14 in. (356 mm) PVK-80 (For use with IPI and DSI appliances only) 12 in. (305 mm) 3-7/8 in. (98 mm) DVP-TB1 Basement Vent Cap 10-1/2 in. (267 mm) DVP-TV Vertical Termination Cap 7-1/4 in. (184 mm) 12-1/2 in. (318 mm) 5-1/4 in. (133 mm) DVP-TVHW Vertical Termination Cap (High wind) 1 in. (25 mm) 7-1/4 in. (184 mm) 14 in. (356 mm) 14 in. (356 mm) 16-7/8 in. (429 mm) 3/8 in. (10 mm) 1 in.
B. Vent Components Diagrams (continued) Note: Heat shields MUST overlap by a minimum of 1-1/2 in. (38 mm). The heat shield is designed to be used on a wall 4 in. to 7-1/4 in. (102 mm to 184 mm) thick. If wall thickness is less than 4 in. (102 mm) the existing heat shields must be field trimmed. If wall thickness is greater than 7-1/4 in. (184 mm) a DVP-HSM-B will be required. 8 in. (203 mm) Heat Shield 15-1/8 in. (384 mm) Term Cap Minimum Effective Length Maximum Effective Length 3-1/8 in. 4-5/8 in.
B. Vent Components Diagrams (continued) Fillers DVP-TRAP to DVP-HPC Side Filler Kit 8-1/8 in. (206 mm) 13 in. (330 mm) 15 in. (381 mm) DVP-HRC-SS Effective Length 5-3/4 to 8-3/8 in. 146 to 213 mm 5-1/2 in. 140 mm 87° 8-3/8 in. 213 mm 3° 10-1/2 in. 267 mm 10-7/8 in. 276 mm DVP-HRC-ZC-SS Figure 16.
B. Vent Components Diagrams (continued) 6-1/2 in. 165 mm 6-1/2 in. 165 mm 8-3/4 in. 222 mm 6 in. 152 mm 6-5/8 in. 168 mm 6-5/8 in. 168 mm SLP-45 - 45° Elbow Effective Height/Length Effective Height/ Length SLP-Pipe 6-1/2 in. 165 mm 9-1/4 in. 235 mm Pipe inches mm SLP4 4 102 SLP6 6 152 SLP12 12 305 SLP24 24 610 SLP36 36 914 SLP48 48 1219 SLP6A 2-6 51 - 152 SLP12A 2 - 12 51 - 305 9-7/8 in. 251 mm SLP-90ST - 90° Elbow DVP-SLP24 Adapter 26 in.
B. Vent Components Diagrams (continued) SLK-SNKD Snorkel Termination Cap SLP-CCS-BK Cathedral Ceiling Support Box-Black SLP-TVHW Vertical Termination Cap PVK-80 Power Vent SL-2DVP Adapter DVP-FBHT Firebrick Termination Cap (This termination cap requires an SL-2DVP adapter when used with SLP Pipe) 8-1/8 in. (206 mm) 13 in. (330 mm) 15 in. (381 mm) SLP-TRAP1 Horizontal Termination Cap SLP-HRC-SS Effective Length 5-3/4 to 8-3/8 in. 146 to 213 mm 5-1/2 in. 140 mm 87° 8-3/8 in. 213 mm 3° 10-1/2 in.
Heatilator • Caliber CNXT Series • 4047-132 Rev U • 11/08 22 21 20 18 17 14 15 24 (Valve Assy.) Part number list on following page. 23 19 16 Service Parts 13 Service Parts Diagram 36 in.
Heatilator • Caliber CNXT Series • 4047-132 Rev U • 11/08 1 3 Herringbone Brick Refractory 7 5 4 8 09/08 Beginning Manufacturing Date: Jan 2006 Ending Manufacturing Date: Active CNXT4236IT, CNXT4236IH Traditional Brick Refractory Part number list on following page. 6 2 Service Parts Service Parts Diagram and List 36 in.
7 6 5 4 3 8 2 9 10 11 12 1 750-500 750-501 Valve - NG Valve - LP Heatilator • Caliber CNXT Series • 4047-132 Rev U • 11/08 4021-326 4031-192 Threaded Orifice (.068) - LP Bulkhead Bulkhead Insulation 11 12 Additional service part numbers appear on following page. 4021-043 4021-328 Threaded Orifice (.
Heatilator • Caliber CNXT Series • 4047-132 Rev U • 11/08 6 5 7 16 Part number list on following page. 1 19 11 2 17 10 Service Parts Service Parts Diagram 42 in. Caliber NXT Series 4 12 8 3 9 22 13 15 17 10 21 (Valve Assy.
Heatilator • Caliber CNXT Series • 4047-132 Rev U • 11/08 Herringbone Brick Refractory 10 2 Traditional Brick Refractory 9 5 7 8 4 06/08 8 Beginning Manufacturing Date: N/A Ending Manufacturing Date: Active CNXT4842 SERIES 7 10 Log/Grate Assembly Part number list on following page. 9 1 3 6 Service Parts Diagram 42 in. Caliber NXT Series Service Parts Middle Log Back Log Assembly 5 6 4021-297 Lava Rock (3lb.
1 Heatilator • Caliber CNXT Series • 4047-132 Rev U • 11/08 Variable Valve Shutter Box Top 9 12 Shutter Box Bottom 8 Valve Bracket Bulkhead 7 Pilot Bracket Pilot Assembly 6 11 3/8 Flare x 3/8 NPT Elbow 5 10 Bulkhead Insulation 4 23491 Dust Cap 4047-144 Post July 2008 750-500 4047-126 Pre July 2008 4040-193 4040-190 4040-189 4031-192 4021-324 4021-045 4021-043 31824 19954A Long Cable Tie 750-501 4047-144 4047-126 4040-193 4040-190 4040-189 4031-192 4021-325 4021
D. Optional Components CNXT4236 41 in. Caliber Top/Rear Direct Vent Circulating Gas Appliance CNXT4842 47 in.
E. Contact Information Please contact your Heatilator dealer with any questions or concerns. For the location of your nearest Heatilator dealer, please visit www.heatilator.com.
