Lennox Hearth MPD-35 Series Packaging, Introduction, General Information, Typical Installation

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TABLE OF CONTENTS
Packaging		page	2
Introduction		page	2
General Information		page	2
Location	..........................................	page	4
Appliance and Vent Clearances		page	4
Vent Termination Clearances		page	5
Typical Installation Sequence		page	5
Detailed Installation Steps		page	6
Step 1.	Framing	page	6
Step 2. Routing Gas Line		page	6
Fireplace Specifications		page	9
Step 3. Install the Venting System . page			9
Requirements for Commonwealth
of Massachusetts		page	9
Vertical Termination Systems		page	11
Vent Section Length Chart		page	11
Vertical Vent Tables and Figures		page	11
Horizontal Termination System		page	16
Horizontal Vent Tables and Figures . page			18
Venting Using Flexible Vent Pipe		page	21
Step 4.	Field Wiring	page	22
Step 5. Optional Blower Kit Wiring		page	22
Step 6. Connecting Gas Line		page	23
Step 7.	Installing Logs	page	24
Step 8.	Checking Unit Operation	page	24
Step 9. Installing Glass Door		page	24
Step 10. Burner Adjustments		page	25
Step 11. Hood Installation		page	25
Finishing Requirements		page	25
Cold Climate Insulation		page	26
Installation Accessories		page	27
Gas Conversion Kits		page 29

This installation manual will help you obtain a safe, efficient, dependable installation for your appliance and vent system.

Please read and understand these instructions before beginning your installation.

NOTE: DIAGRAMS & ILLUSTRATIONS NOT TO SCALE.

PACKAGING

The assembled vented gas fireplace heater is packaged with:

1 - one log set located in firebox area.

2 - one envelope containing the literature package which consists of the homeowner's manual, installation instructions, log set supple- ment and warranty; envelope is located in the control area.

3 - one vent restrictor to be applied as shown on page 10; 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 area.

6 - one bag of glowing embers located in the control area.

7 - one bag of vermiculite located in control area.

INTRODUCTION

These fireplaces are designed, tested and listed for operation and installation with, and only with, Secure Vent™ Direct Vent System Components, Secure Flex™ Flexible Vent Components manu- factured by Security Chimneys International and Z-Flex™ Model GA Venting Systems, listed to UL1777 and ULCS635 manufactured by Flex- master Canada Limited. These approved vent system components are labeled for identifica- tion. DO NOT use any other manufacturer's vent components with these appliances.

Millivolt appliances are designed to operate on natural or propane gas. A millivolt gas control valve with piezo ignition system provides safe, efficient operation. External electrical power is required to operate the optional blower if in- stalled in these units.

Electronic appliances are designed to operate on natural or propane gas. An electronic inter- mittent pilot ignition system provides safe, efficient operation. External electrical power is required to operate these units.

These appliances comply with National Safety Standards and are tested and listed by Omni- Test Laboratories (Report No. 116-F-13-4) to ANSI Z21.88 (in Canada, CSA-2.33), 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 mobile homes.

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

Electrical wiring must comply with the National Electrical Code ANSI/ NFPA 70 - (latest edition). (In Canada, the current CSA C22-1 Canadian Electrical Code.)

DO NOT ATTEMPT TO ALTER OR MODIFY THE CONSTRUCTION OF THE APPLIANCE OR ITS COMPONENTS. ANY MODIFICATION OR ALTERATION MAY VOID THE WARRANTY, CERTIFICATION AND LISTINGS OF THIS UNIT.

GENERAL INFORMATION

Note: Installation and repair should be per- formed by a qualified service person. The appli- ance should be inspected annually by a quali- fied professional service technician. More fre- quent inspections and cleanings may be re- quired due to excessive lint from carpeting, bedding material, etc. It is imperative that the control compartment, burners and circulating air passage ways of the appliance be kept clean.

S'assurer que le brùleur et le compartiment des commandes sont propres. Voir les instruc- tions 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.

TYPICAL INSTALLATION

Figure 1

Millivolt Models -

Millivolt models come standard with the manu- ally-modulated gas valve; flame appearance and heat output can be controlled at the gas valve.