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Heatilator • Caliber CNXT Series • 4047-132 Rev U • 11/08 3
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 2
B. Warranty 5
1 Listing and Code Approvals
A. Appliance Certifi cation 7
B. Ceramic Glass Specifi cations 7
C. BTU Specifi cations 7
D. High Altitude Installations 7
E. Non-Combustible Materials Specifi cation 7
F. Combustible Materials Specifi cation 7
G. Electrical Codes 7
H. Requirements for
the Commonwealth of Massachusetts 8
User Guide
2 Operating Instructions
A. Gas Fireplace Safety 9
B. Your Fireplace 9
C. Fan Kit (optional) 10
D. Clear Space 10
E. Decorative Doors and Fronts 10
F. Fixed Glass Assembly 10
G. Remote Controls, Wall Controls and
Wall Switches 10
H. Before Lighting Fireplace 10
I. Lighting Instructions (IPI) 11
J. After Fireplace is Lit 12
K. Frequently Asked Questions 12
3 Maintenance and Service
A. Maintenance Tasks-Homeowner 13
B. Maintenance Tasks-Qualifi ed Service Technician 14
Installer Guide
4 Getting Started
A. Typical Appliance System 15
B. Design and Installation Considerations 16
C. Tools and Supplies Needed 16
D. Inspect Appliance and Components 16
5 Framing and Clearances
A. Selecting Appliance Location 17
B. Constructing the Appliance Chase 18
C. Clearances 18
D. Mantel and Wall Projections 19
6 Termination Locations
A. Vent Termination Minimum Clearances 20
7 Vent Information and Diagrams
A. Approved Pipe 22
B. Vent Table Key 22
C. Use of Elbows 22
D. Measuring Standards 22
E. Vent Diagrams 23
F. Installing Vertical Termination Baffl e 32
8 Vent Clearances and Framing
A. Pipe Clearances to Combustibles 34
B. Wall Penetration Framing 34
C. Install the Ceiling Firestop 35
D. Install Attic Insulation Shield 36
9 Appliance Preparation
A. Convert from Top Vent to Rear Vent 37
B. Securing and Leveling the Appliance 41
10 Installing Vent Pipe
A. Assemble Pipe Sections (DVP Only) 42
B. Assemble Vent Sections (SLP Only) 43
C. Assemble Slip Sections 44
D. Secure the Vent Sections 44
E. Disassemble Vent Sections 45
F. Install Decorative Ceiling Components (SLP only) 45
G. Install Metal Roof Flashing 46
H. Assemble and Install Storm Collar 47
I. Install RF4-8 48
J. Installing Vertical Termination Cap 49
K. Installing Decorative Wall Components (SLP only) 49
L. Heat Shield Requirements for
Horizontal Termination 49
M. Install Horizontal Termination Cap 50
11 Gas Information
A. Fuel Conversion 51
B. Gas Pressure 51
C. Gas Connection 51
D. High Altitude Installations 51
12 Electrical Information
A. Wiring Requirements 52
B. Intellifi re Ignition System Wiring 52
C. Electrical Service and Repair 52
D. Junction Box Installation 52
E. WSK-MLT Multifunction Wall Switch 53
F. Install the Flame Solenoid 55
G. Hook up the Temperature Sensor Switch for Fan 55
H. Install the Remote Cover Plate 56
I. WSK-MLT Operating Instructions 57
J. Setting Flame Height/Manifold Pressure 57
K. Wall Switch Button Operation 57