Heatilator CNXT4236IT-C Owner's Manual
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Heatilator CNXT4236IT-C Owner's Manual

Heatilator CNXT4236IT-C Owner's Manual

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Models:
CNXT4236IT-C
CNXT4842IT-C
CNXT4236IH-C CNXT4842IH-C
CNXT4236ILT-C CNXT4842ILT-C
CNXT4236ILH-C CNXT4842ILH-C
• Important operating
a n d m a i n t e n a n c e
instructions included.
WARNING: If the information in these
instructions is not followed exactly, a fi re
or explosion may result causing property
damage, personal injury, or death.
• DO NOT store or use gasoline or other fl am-
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 suppli-
er's instructions.
- If you cannot reach your gas supplier, call
the fi re department.
• Installation and service must be performed
by a qualifi ed installer, service agency, or the
gas supplier.
This appliance may be installed as an OEM installation in
manufactured home (USA only) or mobile home and must be
installed in accordance with the manufacturer's instructions
and the manufactured home construction and safety standard,
Title 24 CFR, Part 3280 or Standard for Installation in Mobile
Homes, CAN/CSA Z240MH, in Canada.
This appliance is only for use with the type(s) of gas indicated
on the rating plate.
Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10
NOTICE
DO NOT DISCARD THIS MANUAL
• Read, understand and follow
these instructions for safe
installation and operation.
Owner's Manual
• Leave this manual with
party responsible for use
and operation.
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
fi replace.
• Alert children and adults to hazards of high temperatures.
High temperatures may ignite clothing or other fl ammable
materials.
• Keep clothing, furniture, draperies and other fl ammable
materials away.
This appliance has been supplied with an integral barrier
to prevent direct contact with the fi xed glass panel. DO
NOT operate the appliance with the barrier removed.
Contact your dealer or Hearth & Home Technologies if the
barrier is not present or help is needed to properly install one.
In the Commonwealth of Massachusetts installation must be
performed by a licensed plumber or gas fi tter.
See Table of Contents for location of additional Commonwealth
of Massachusetts requirements.
Installation and service of this appliance should be
performed by qualifi ed personnel. Hearth & Home
Technologies suggests NFI certifi ed or factory trained
professionals, or technicians supervised by an NFI
certifi ed professional.
Installation and Operation
1

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Summary of Contents for Heatilator CNXT4236IT-C

  • Page 1 Technologies suggests NFI certifi ed or factory trained This appliance is only for use with the type(s) of gas indicated professionals, or technicians supervised by an NFI on the rating plate. certifi ed professional. Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...

  • Page 2: Congratulations

    00,000 00,000 00,000 00,000 MIN. MIN. INPUT INPUT BTUH: BTUH: 00,000 00,000 00,000 00,000 Serial Serial ORIFICE ORIFICE SIZE: SIZE: #XXXXX #XXXXX #XXXXX #XXXXX XXXXXXXX XXXXXXXX (Serie): (Serie): Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...

  • Page 3: Table Of Contents

    D. Mantel and Wall Projections ..... . . 23 Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...
  • Page 4 D. Contact Information ......78  = Contains updated information. Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...

  • Page 5: Limited Lifetime Warranty

    B. Limited Lifetime Warranty Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...
  • Page 6 Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...

  • Page 7: Listing And Code Approvals

    • A 110-120 VAC circuit for this product must be protected with ground-fault circuit-interrupter protection, in compliance with the applicable electrical codes, when it is installed in locations such as in bathrooms or near sinks. Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...

  • Page 8: Requirements For The Commonwealth Of Massachusetts

    VENT DIRECTLY BELOW. KEEP CLEAR OF ALL OB- of the installation. STRUCTIONS”. See Gas Connection section for additional Common- wealth of Massachusetts requirements. Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...

  • Page 9: User Guide

    FIXED GLASS ASSEMBLY (NOT SHOWN) SECTION 14.H. MANTEL SECTION 5.D FAN KIT SECTION 2.C. HEARTH (not required) CLEAR SPACE SECTION 2.D. GRATE SECTION 3.C. Figure 2.1 General Operating Parts Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...

  • Page 10: Fan Kit

    Contact your dealer or Hearth & Home Technologies if the barrier is not present or help is needed to properly install one. For more information refer to the instructions supplied with your decorative door or front. Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...

  • Page 11: Control Module Operation

    fi replace with fi xed glass assembly removed. SELECTOR SWITCH STATUS INDICATOR LED FLAME HI/LO SWITCH NG/LP SETTING (RC300 OR WIRED WALL SWITCH ONLY) Figure 2.3 Control Module Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...

  • Page 12: Lighting Instructions (Ipi)

    For additional information on operating your Hearth & Home Technologies fi replace, please refer to www.fi replaces.com. Final inspection by Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...

  • Page 13: After Fireplace Is Lit

    Some optional control systems available with IPI models may allow pilot fl ame to continually? remain lit. In a standing pilot system the pilot will always stay on. Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...

  • Page 14: Maintenance And Service

    • Inspect draft shield to verify it is not damaged or missing. Hold glass in place with one hand and secure glass latches with the other hand. • Reinstall door or decorative front. Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...

  • Page 15: Maintenance Tasks-Qualifi Ed Service Technician

    Use caution when cleaning these areas. Screw tips that have penetrated the sheet metal are sharp and should be avoided. • Remove all foreign objects. • Verify unobstructed air circulation. Figure 3.1 IPI Pilot Flame Patterns Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...

  • Page 16: Refractory, Logs/Grate And Valve Assembly Removal

    See Figure 3.6 Figure 3.3 Side Refractory Removal Figure 3.6 Remove Screws from Front Tab Figure 3.4 Back Refractory Removal Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...
  • Page 17 Figure 3.11 Valve Assembly Removal Figure 3.8 Remove Screws from Burner Assembly Rear Corners 8. Remove burner skirt by removing 4 screws. See Figure 3.9. Figure 3.9 Remove Burner Skirt Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...

  • Page 18: Burner Identifi Cation/Verifi Cation

    fireplace style (for CD models only) CD4236IR-C (NG) CD4236IR-C (LP) CNXT4236IH/T-C (NG & LP) CD4842IR-C (NG) CD4842IR-C (LP) CNXT4842IH/T-C (NG & LP) Figure 3.12 Burner identifi cation Examples Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...

  • Page 19: Installer Guide

    FRAMING HEADED OFF IN CEILING JOISTS (SECTION 8.C) OPTIONAL WALL SWITCH (SECTION 12.C) MANTEL AND MANTEL LEG (SECTION 5.D) SURROUND HEARTH EXTENSION GAS LINE (SECTION 11) Figure 4.1 Typical System Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...

  • Page 20: Design And Installation Considerations

    Flat blade screwdriver 1/2 - 3/4 in. length, #6 or #8 Self-drilling screws Caulking material (300º F minimum continuous exposure rating) One 1/4 in. female connection (for optional fan). Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...

  • Page 21: Framing And Clearances

    CNXT4236 Series Mantel Projections 1295 1067 1829 1438 55-7/8 61-1/2 19-3/4 See Section D. CNXT4842 Series Mantel Projections 1419 1245 2007 1562 Figure 5.1 Appliance Locations - CNXT Models Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...

  • Page 22: Constructing The Appliance Chase

    1019 1245 * Adjust framing dimensions for interior sheathing (such as sheetrock) C** Add 12 inches for rear venting with one 90º elbow. Figure 5.2 Clearances to Combustibles Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...

  • Page 23: Clearances

    1 in. (25 mm) min. to perpendicular wall 3-1/2 in. (89 mm) min. from fireplace opening to perpendicular wall Figure 5.4 Mantel Leg or Wall Projections (Acceptable on both sides of opening) Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...

  • Page 24: Termination Locations

    Over 16/12 to 18/12 ..........7.0 Over 18/12 to 20/12 ..........7.5 Over 20/12 to 21/12 ..........8.0 * 3 foot minimum in snow regions Figure 6.1 Minimum Height From Roof To Lowest Discharge Opening Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...
  • Page 25 Figure 6.3 Minimum Clearances for Termination requirements. CAUTION: IF EXTERIOR WALLS ARE FINISHED WITH VINYL SIDING, IT IS SUGGESTED THAT A VINYL PROTECTOR KIT BE INSTALLED. Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...

  • Page 26: Vent Information And Diagrams

    76 to 152 DVP12A 3 to 12 76 to 305 DVP12MI 3 to 12 76 to 305 DVP24MI 3 to 24 76 to 610 Figure 7.2 DVP Pipe Effective Length Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...

  • Page 27: Vent Diagrams

    4 ft min. (1.22 m) 20 ft. max. (6.10 m) Top Vent—Horizontal Termination—Two 45º Elbows Installation requirements to replace the fi rst 90º elbow with two 45º elbows: Figure 7.3 Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...
  • Page 28 1.2 m 20 ft. 6.1 m 6 ft. 1.9 m 25 ft. 7.6 m = 40 ft. (12.2 m) Maximum = 25 ft. (7.6 m) Maximum Figure 7.4 Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...
  • Page 29 3.1 m 20 ft. 6.1 m = 40 ft. (12.2 m) Maximum = 20 ft. (6.1 m) Maximum = 1 ft. (305 mm) Minimum INSTALLED HORIZONTALLY Figure 7.5 Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...
  • Page 30 914 mm 16 ft * 4.9 m* 3 ft. 914 mm 14 ft.* 4.3 m* = 20 ft. (6.1 m) Maximum = 40 ft. (12.2 m) Maximum Figure 7.6 Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...
  • Page 31 Figure 7.9 Remove One Side Refractory 4. Remove top by gently lowering toward side just removed and gently twisting out. See Figure 7.10. Figure 7.7 Figure 7.10 Remove Top Refractory Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...
  • Page 32 5. Break the fl ue restrictor into two pieces. Do this by bending the part back and forth until it breaks See Figure 7.12. BREAK HERE Figure 7.12 Flue Restrictor Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...
  • Page 33 1.2 m 20 ft. 6.1 m = 60 ft. (18.3 m) Maximum *No specifi c restrictions on this value EXCEPT cannot exceed 60 ft (18.3 m) Figure 7.15 Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...
  • Page 34 4 ft. 1.2 m 18 ft. 5.5 m 18 ft. 5.5 m = 20 ft. (6.1 m) Maximum = 60 ft. (18.3 m) Maximum INSTALLED HORIZONTALLY Figure 7.16 Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...
  • Page 35 = 18 in. (457 mm) Maximum No Elbow Figure 7.17 One 45º Elbow Do not use a 45º elbow in corner installations. Use two 90º elbows instead. Figure 7.18 Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...
  • Page 36 17 ft. 5.2 m 20 ft.* 6.1 m* = 40 ft. (12.2 m) Maximum = 3 ft. (914 mm) Maximum = 20 ft (6.1 m) Maximum Figure 7.19 Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...
  • Page 37 5.2 m 20 ft. 6.1 m = 40 ft. (12.2 m) Maximum = 3 ft. (914 mm) Maximum = 20 ft. (6.1 m) Maximum INSTALLED HORIZONTALLY Figure 7.20 Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...
  • Page 38 12 ft. 3.7 m 8 ft. 2.4 m 15 ft. 4.6 m = 40 ft. (12.2 m) Maximum = 8 ft. (2.4 m) Maximum INSTALLED HORIZONTALLY Figure 7.22 Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...
  • Page 39 = 40 ft. (12.2 m) Maximum *No specifi c restrictions on this value EXCEPT cannot exceed 40 ft. (12.2 m) Maximum = 8 ft. (2.4 m) Maximum INSTALLED Figure 7.24 HORIZONTALLY Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...

  • Page 40: Vent Clearances And Framing

    * Shows center of vent framing hole for top or rear venting. The center of the hole is one (1) in. (25.4 mm) above the center of the horizontal vent pipe. Figure 8.2 Wall Penetration Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...

  • Page 41: Install The Ceiling Firestop

    INSTALL ATTIC INSULATION SHIELDS BEFORE OR AFTER INSTALLATION OF VENT SYSTEM 3 FASTENERS PER SIDE CEILING FIRESTOP CEILING FIRESTOP INSTALLED BELOW CEILING INSTALLED ABOVE CEILING Figure 8.4 Installing the Attic Shield Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...

  • Page 42: Install Attic Insulation Shield

    These tabs must be used to prevent blown insulation from getting between the shield and vent pipe, and to Figure 8.6 Heat Zone Cover Plate maintain air space clearance. Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...

  • Page 43: Appliance Preparation

    Figure 9.5 Remove the insulation from the outer vent pipe. For rear venting there is no insulation in the outer vent pipe. Figure 9.3 Remove the seal cap. Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...

  • Page 44: Rear Vent

    (90º) and remove the insulation gasket. Figure 9.10 Discard the vent cap, remove and discard the insulation basket. Figure 9.8 Cut the metal retaining band and fold the sides out. Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...

  • Page 45: Installing The Non-Combustible Board

    • Bend out nailing tabs on each side. Figure 9.14 Proper Positioning and Securing of an Appliance • Place the appliance into position. Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...

  • Page 46: Installing Vent Pipe (Dvp And Slp Pipe)

    fl ue at the horizontal elbow joint to prevent the elbow from rotating. Use screws no longer than 1/2 in. (13 mm). If predrilling screw holes, DO NOT penetrate inner pipe. INCORRECT Figure 10.4 Seams Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...

  • Page 47: Assemble Vent Sections (Slp Pipe Only)

    • Only outer pipes are sealed, sealing the inner fl ue is not then rotate counterclockwise to lock required. Figure 10.5 Adding Venting Components • All unit collar, pipe, slip section, elbow and cap outer fl ues shall be sealed. Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...

  • Page 48: Secure The Vent Sections

    Figure 10.10 Rotate Seams for Disassembly connection point to appliance. 120º Figure 10.11 Align and Disassemble Vent Sections Figure 10.8 Securing Vertical Pipe Sections 120º Figure 10.9 Securing Horizontal Pipe Sections Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...

  • Page 49: Install Decorative Ceiling Components (Slp Only)

    fl aps and the roof. Figure 10.13 WARNING! Risk of Fire! Clean out ALL materials from inside the support box and complete the vertical vent run and termination. Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...

  • Page 50: Install Metal Roof Flashing

    • Caulk the overlap seam of any exposed pipe sections that are located above the roof line. Figure 10.17 Assembling the Storm Collar Around the Pipe Figure 10.17 Assembling the Storm Collar Around the Pipe Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...

  • Page 51: Install Vertical Termination Cap

    • Once the pipe section and the termination cap have been connected, slide the wall thimble up to the interior wall surface and attach with screws provided. See Figure 10.24. Figure 10.24 Wall Thimble Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...

  • Page 52: Install Horizontal Termination Cap (Dvp And Slp Pipe)

    DVP-TRAP1 can adjust 1-1/2 in. (3-1/8 to 4-5/8 in.) DVP-TRAP2 can adjust 4 in. (5-3/8 to 9-3/8) DVP-HPC1 can adjust 2-1/8 in. (4-1/4 to 6-3/8) DVP-HPC2 can adjust 4-1/8 in. (6-3/8 to 10-1/2) Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...

  • Page 53: Gas Information

    fl exible gas connector are connected to the 1/2 in. (13 mm) control valve inlet. • If substituting for these components, please consult local codes for compliance. Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...

  • Page 54: Electrical Information

    TO JUNCTION BOX (120V) 3 PRONG 110VAC MODULE AUX200 MODULE FLAME TO JUNCTION MODULATION BOX 120VAC BATTERY PACK 6V DC (AA X 4) Figure 12.1 IPI Wiring Diagram Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...

  • Page 55: Electrical Service And Repair

    • Make all necessary wire connections to the junction box/ 110 VAC to wall switch. receptacle and reattach the junction box/receptacle to the Figure 12.2 Junction Box Detail outer shell. Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...

  • Page 56: Finishing

    1 in. (25 mm) min. to perpendicular wall 3-1/2 in. (89 mm) min. from fireplace opening to perpendicular wall Figure 13.2 Mantel Leg or Wall Projections (Acceptable on both sides of opening) Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...

  • Page 57: Appliance Setup

    Figure 14.2). Care should be taken so that the ports are not covered. Failure to follow this procedure will likely cause lighting and sooting problems. Figure 14.4 Placement of Vermiculite Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...

  • Page 58: Install The Log Assembly

    FRONT FACE FRONT FACE Figure 2. Left Log and Right Log Reference Points Figure 3. Left Log in Proper Position Figure 4. Left and Right Log in Proper Position Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...

  • Page 59: Fixed Glass Assembly

    • Install optional trim kits and/or surrounds using the instructions included with the accessory. • Use non-combustible materials to cover the gap between the sheet rock and the appliance (when applicable to the model). Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...

  • Page 60: Troubleshooting

    D. Pilot valve solenoid. Verify that 1.5 to 1.8 VDC is supplied to pilot solenoid from module. If below 1.5 volts, replace module. If 1.5 volts or greater, replace valve. Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...
  • Page 61 ON position. If there is no spark at “I” terminal module must be replaced. If there is a spark at “I” terminal, module is fi ne. Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...

  • Page 62: Reference Materials

    Millimeters Location Inches Millimeters 1041 36-1/8 11-11/16 28-1/2 33-1/2 14-1/4 34-5/8 8-1/2 2-1/4 2-7/8 9-11/16 26-7/8 8-1/2 6 dia 39-7/8 1013 40-7/8 1038 Figure 16.1 Appliance Dimensions-CNXT4236 Models Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...
  • Page 63 Inches Millimeters Location Inches Millimeters 1219 11-11/16 43-1/8 1096 34-3/8 35-1/2 17-3/4 36-5/8 2-3/8 8-1/2 2-7/8 9-15/16 28-7/8 8-1/2 41-7/8 1064 42-7/8 1089 Figure 16.1 Appliance Dimensions-CNXT4842 Models Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...

  • Page 64: Vent Components Diagrams

    14 in. (356 mm) 5 in. 12 in. (127 mm) (305 mm) 6 in. (152 mm) DVP-HVS (Vent Support) DVP-WS (Wall Shield Firestop) Figure 16.2 DVP vent components Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...
  • Page 65 79 mm 117 mm Length DVP-TRAP 5-3/8 in. 9-3/8 in. Trap2 Horizontal Termination Cap 137 mm 238 mm DVP-TRAP2 DVP-TRAP1 DVP-TRAPK2 DVP-TRAPK1 DVP-HPC1 DVP-HPC2 Figure 16.3 DVP vent components Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...
  • Page 66 13-7/8 in. 9-1/2 in. 26 in. (352 mm) (241 mm) 660 mm 14 in. (356 mm) DVP-HSM-B Extended Heat Shield DRC-RADIUS Figure 16.4 DVP vent components Cap Shield Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...
  • Page 67 1 in. (25 mm) (222 mm) 7-3/4 to 10-3/8 in. (197 to 264 mm) 1-5/8 in. (41 mm) DVP-FBHT DVP-HPC FireBrickTermination Cap High Performance Cap Figure 16.5 DVP vent components Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...
  • Page 68 SS termination caps on top vented fi replaces, a 6 inch minimum vertical vent section is required before installing fi rst elbow. DVP-HRC-SS DVP-HRC-ZC-SS HORIZONTAL TERMINATION CAP Figure 16.6 Vent Components Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...
  • Page 69 51 - 152 Adapter SLP12A 2 - 12 51 - 305 SLP PIPE SLP-HVS SLP-FS SLP-WS Horizontal Pipe Ceiling Firestop Wall Shield Firestop Support Figure 16.7 SLP Series Vent Components Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...
  • Page 70 Termination Cap Support Box-Black Termination Cap 26 in. 660 mm DVP-HSM-B DVP-2SL Extended Heat Shield Adapter SLP-DCF-BK SLP-WT-BK Ceiling Firestop Wall Thimble-Black Black Figure 16.8 SLP Series Vent Components Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...
  • Page 71 3/8 in. (10 mm) 1 in. (25 mm) 7-3/4 to 10-3/8 in. (197 to 264 mm) DVP-FBHT FireBrickTermination Cap LDS33/LDS46 Decorative Shroud Catalog # LDS33 LDS46 1219 1829 Figure 16.9 Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...

  • Page 72: Service Parts

    CNXT4236IT-C, CNXT4236IH-C C. Service Parts Service Parts Diagram Beginning Manufacturing Date: Dec 2009 Ending Manufacturing Date: ______ Log Set Assembly Part number list on following page. Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...
  • Page 73 Conversion Kit LP DCKVP-CNXT36 Orifi ce, Pilot NG 593-528 Orifi ce, Pilot LP 593-527 Regulator NG NGK-DXV-50 Regulator LP LPK-DXV-50 Additional service part numbers appear on following page. Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...
  • Page 74 CNXT4842IT-C, CNXT4842IH-C Service Parts Service Parts Diagram Beginning Manufacturing Date: Dec 2009 Ending Manufacturing Date: ______ Log Set Assembly Part number list on following page. Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...
  • Page 75 Conversion Kit LP DCKVP-CNXT42 Orifi ce, Pilot NG 593-528 Orifi ce, Pilot LP 593-527 Regulator NG NGK-DXV-50 Regulator LP LPK-DXV-50 Additional service part numbers appear on following page. Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...
  • Page 76 Refractory, Top SRV2208-717 SRV2211-717 17.2 Refractory Side, Left SRV2208-715 SRV2211-715 17.3 Refractory Back SRV2208-714 SRV2211-714 17.4 Refractory Side, Right SRV2208-716 SRV2211-716 Additional service part numbers appear on following page. Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...
  • Page 77 Orifi ce (#30C) - NG 582-830 CNXT4842I-C Orifi ce (#48C) - LP 582-848 **Fuse for battery pack can be sourced locally, not a warranty item. Specs are 500mA~10A 3/4" long Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...

  • Page 78: Contact Information

    5647340, 5890485, 5941237, 5947112, 5996575, 6006743, 6019099, 6053165, 6145502, 6170481, 6374822, 6484712, 6601579, 6769426, 6863064, 7077122, 7098269, 7258116, 7470729 or other U.S. and foreign patents pending. 2000-945 Printed in U.S.A. - Copyright 2010 Heatilator • CNXT4236IT-C, CNXT4842IT-C, CNXT4236IH-C, CNXT4842IH-C • 2208-900 Rev. G • 10/10...

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