TABLE OF CONTENTS

 

 

Packaging

Page

2

Introduction

Page

2

General Information

Page

2

New York City Approval

Page

3

Requirements for the

 

 

Commonwealth of Massachusetts..Page

4

Cold Climate Insulation

Page

4

Location

Page

4

Manufactured Home Requirements...

Page

5

Vent Termination Clearances

Page

5

Appliance and Vent Clearances

Page

7

Detailed Installation Steps

Page

8

Typical Installation Sequence

Page

8

Step 1. Framing

Page

8

Step 2. Routing Gas Line

Page

8

Fireplace Specifications

Page

9

Step 3. Install the Venting System

Page

11

Vertical Termination Systems

Page

12

Vent Section Length Chart

Page

12

Vertical Vent Tables and Figures

Page

14

Horizontal Termination System

Page

16

Horizontal Vent Tables and Figures....

Page

19

Venting Using Flexible Vent Pipe

Page

22

Step 4. Field Wiring

Page

23

Step 5. Optional Blower Kit Wiring..Page

23

Step 6. Connecting Gas Line

Page

24

Step 7. Checking Unit Operation

Page

25

Step 8. Installing Logs

Page

26

Step 9. Installing Glass Door

Page

29

Step 10. Burner Adjustments

Page

29

Step 11. Hood Installation

Page

30

Finishing Requirements

Page

30

Installation Accessories

Page

31

Gas Conversion Kits

Page 34

This manual is part of a set of two supporting this product. Refer to manual 875,028M for Care & Operation information.

Please read and understand these instructions before beginning your installation.

The Millivolt appliances have a millivolt gas control valve with piezo ignition system which provides safe, efficient operation. If any optional accessories that will require electrical power are to be installed, the electrical power must be provided at the time of appliance installation.

The Electronic appliances have an electronic intermittent pilot ignition system which provides safe, efficient operation. External electrical pow- er is required to operate these appliances.

PACKAGING

The assembled vented gas fireplace heater is packaged with:

1 - One log set located in firebox area.

2- One envelope containing the literature pack- age which consists of the homeowner's manual, installation instructions, and war- ranty; envelope is located in the control compartment.

3- One vent restrictor to be applied as shown on Page 11 ; restrictor is taped to the envelope.

4- One hood located behind the top panel.

5- One bag of decorative volcanic stone located in the control compartment.

6- One bag of glowing embers located in the control compartment.

7- One bag of vermiculite located in the control compartment.

Introduction

These vented gas fireplace heaters are sealed combustion, air circulating gas fireplaces de- signed for residential applications.

Approved Vent Components - These fireplaces are designed, tested and listed for operation and installation with, the following vent com- ponents only:

Secure Vent™ Direct Vent System Compo- nents,

Secure Flex™ Flexible Vent Components manufactured by Security Chimneys Inter- national and

Z-FLEX™ Model GA Venting Systems listed to UL1777 and ULCS635 manufactured by Flexmaster Canada Limited.

These approved vent system components are labeled for identification. DO NOT use any other manufacturer’s vent components with these appliances. Use only the correct size venting (4-1/2" inner & 7-1/2" outer).

These appliances comply with National Safety Standards and are tested and listed by OMNI- Test Laboratories, Inc. (Report No. 116-F-31-5) to ANSI Z21.88b (in Canada, CSA-2.33b), and CAN/CGA-2.17-M91 in both USA and Canada, as vented gas fireplace heaters.

Both millivolt and electronic versions of these appliances are listed by OMNI-Test Laboratories for installation in bedrooms and Manufactured Homes.

Manufactured Homes -

See Manufactured Home Requirements on Page 5 for additional information.

WARNING

Improper installation, adjust- ment, 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.

This appliance is only for use with the type of gas indicated on the rating plate. This ap- pliance is not convertible for use with other gases, unless a certified kit is used.

Cet appareil doit être utilisé uniquement avec les types de gaz indiqués sur la plaque signalétique. Ne pas l'utiliser avec d'autres gaz sauf si un kit de conversion certifié est installé.

Misc. Codes / Standards -

Installation must conform to local codes. In the absence of local codes, installation must comply with the current National Fuel Gas Code, ANSI Z223.1. (In Canada, the current CAN-1 B149 installation code).

The appliance, when installed, must be elec- trically grounded & wired in accordance with local codes or, in the absence of local codes, with the National Electrical Code, ANSI / NFPA 70-latest edition, or the Canadian Electrical Code, CSA C22.1 - latest edition.

General Information

Note: Installation and repair should be per- formed by a qualified service person. The appliance should be inspected annually by a qualified professional service technician. More frequent inspections and cleanings may be required due to excessive lint from carpeting, bedding material, etc.

S'assurer que le brùleur et le compartiment des commandes sont propres. Voir les instructions d'installation et d'utilisation qui accompagnent l'appareil.

Provide adequate clearances around air open- ings and adequate accessibility clearance for service and proper operation. Never obstruct the front openings of the appliance.

These appliances are designed to operate on natural or propane gas only. The use of other fuels or combination of fuels will degrade the performance of this system and may be dangerous.

These fireplaces are designed as supplemen- tal heaters. Therefore, it is advisable to have an alternate heat source when installed in a dwelling.

Millivolt Models - The millivolt appliances are manually controlled and feature a spark igniter (piezo) that allows the appliance's pilot gas to be lit without the use of matches or batteries. This system provides continued service in the event of a power outage.

Millivolt models come standard with a manu- ally-modulated gas valve; flame appearance and heat output can be controlled at the gas valve. The BTU Input for these appliances is shown in Tables 1 & 2.

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Lennox Hearth LMDVR-3328-CNM, LMDVT-3328-CPM, LMDVT-3328-CNM, LMDVT-3328-CNE, LMDVR-3328-CNE, LMDVR-3328-CPM Table of Contents

LMDV-3530-CNM, LMDV-35 Series, LMDVR-3328-CNE, LMDV-4035-CNE, LMDV-4035-CPM specifications

Lennox Hearth products are renowned for their quality, efficiency, and innovative technologies that optimize the home heating experience. Among the standout offerings in their lineup are the LMDV-3530-CPM, LMDVR-3328-CPM, LMDV-3530-CNE, LMDVT-3328-CPM, and LMDVR-3328-CNM models. Each of these products embodies the brand's commitment to performance and design, making them a popular choice for modern homeowners.

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