Heatilator • GDST5244I • 4045-127 • Rev W • 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 Certi cation 7
B. Tempered Glass Speci cations 7
C. BTU Speci cations 7
D. High Altitude Installations 7
E. Non-Combustible Materials Speci cation 7
F. Combustible Materials Speci 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-Quali 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. Select Appliance Location 17
B. Construct the Appliance Chase 17
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

8 Vent Clearances and Framing

A. Pipe Clearances to Combustibles 28
B. Wall Penetration Framing 28
C. Install the Ceiling Firestop 29
D. Install Attic Insulation Shield 30

9 Appliance Preparation

A. Secure and Level the Appliance 31

10 Install Vent Pipe

A. Assemble Vent Sections (DVP Only) 32
B. Assemble Vent Sections (SLP Only) 33
C. Assemble Slip Sections 33
D. Secure the Vent Sections 34
E. Disassemble Vent Sections 34
F. Install Decorative Ceiling Components (SLP only) 35
G. Install Metal Roof Flashing 35
H. Assemble and Install Storm Collar 36
I. Install RF4-8 37
J. Install Vertical Termination Cap 38
K. Install Decorative Wall Components (SLP only) 38
L. Heat Shield Requirements for
Horizontal Termination 38
M. Install Horizontal Termination Cap 39

11 Gas Information

A. Fuel Conversion 40
B. Gas Pressure 40
C. Gas Connection 40
D. High Altitude Installations 40

12 Electrical Information

A. Wiring Requirements 41
B. Intelli re Ignition System Wiring 41
C. Optional Accessories Requirements 41
D. Electrical Service and Repair 41
E. Junction Box Installation 42
F. Wall Switch Installation for Fan (Optional) 42

13 Finishing

A. Mantel and Wall Projections 43
B. Facing Material 43