Desa MVO24VPA, MVO18VPA, MVO24VNA, MVO18VNA installation manual Table of Contents

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WARNING: Improper installation, adjustment, altera- tion, service or maintenance can cause injury or prop- erty damage. Refer to this manual for correct installation and operational procedures. For assistance or addi- tional information consult a qualified installer, service agency or the gas supplier.

WARNING: This appliance is for installation only in

asolid-fuel burning masonry or UL127 factory-built fireplace, constructed of noncombustible material and connected to a working flue. (See page 6 for minimum flue opening.

WARNING: This is a gas-fired heater. It uses air (oxy- gen) from the room in which it is installed. Provisions for adequate combustion and ventilation air must be provided. Refer to the National Fuel Gas Codes, ANSI Z233.1/NFPA 54, Section 5.3, Air for Combustion and Ventilation.

This appliance may be installed in an aftermarket,* per- manently located, manufactured (mobile) home, where not prohibited by local codes.

This appliance is only for use with the type of gas indi- cated on the rating plate. This appliance is not convert- ible for use with other gases.

* Aftermarket: Completion of sale, not for purpose of resale, from the manufacturer

State of Massachusetts: The installation must be made by a licensed plumber or gas fitter in the Commonwealth of Massachusetts.

TABLE OF CONTENTS

Safety Information

3

Cleaning and Maintenance

................................

12

Local Codes

4

Troubleshooting

13

Product Identification

5

Service Hints

17

Unpacking

5

Technical Service

17

Product Features

5

Replacement Parts

17

Installation

5

Accessories

17

Operating Appliance

10

Illustrated Parts Breakdown and Parts List

18

Wiring Diagram

11

Warranty Information

Back Cover

Inspecting Burners

12

 

 

 

 

 

 

2

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Contents What to do if YOU Smell GAS MVO24VNA, MVO24VPA MVO18VNA and MVO18VPATable of Contents Safety Information Provide adequate clearances around air openings Local CodesHigh traffic areas Windy or drafty areas Remove log set assembly from carton Product FeaturesInstallation Product IdentificationVenting Specifications for Installation and ClearancesFlue Opening Specifications InstallationInstallation Items Needed Installing ApplianceConnecting to GAS Supply Propane/LP Checking GAS ConnectionsNatural Test Pressures In Excess Of 1/2 PsigTest Pressures Equal To or Less Than 1/2 Psig 3.5 kPa Placement of Loose EmbersPressure Testing Appliance Gas Connections Lighting Instructions For Your Safety Read Before LightingOperating Appliance To Turn OFF GAS To Appliance Wiring DiagramWhen Using Remote Optional HAND-HELD Remote OperationPilot Flame Pattern Cleaning MaintenanceInspecting Burners Check pilot flame pattern and burner flame pat- terns oftenTroubleshooting Observed Problem Possible Cause RemedyReplace burner orifices Contact local natural orPilot is lit Burner orifices clogged Propane/LP gas company Replace burner orificeTurn control knob to LO Burners are lit Position when burners areOperation Processes and log curing Hours of operation Cold Minute Air is gas line Operate burners until air isGas leak. See Warning statement at top Gas leak. See WarningStatement at top Accessories Service HintsTechnical Service Replacement PartsIllustrated Parts Breakdown MVO24VNA, MVO24VPA MVO18VNA, MVO18VPAParts List Limited Warranty Vented GAS LOG Appliances Warranty InformationKeep this Warranty

MVO24VPA, MVO18VNA, MVO18VPA, MVO24VNA specifications

Desa MVO18VPA, MVO24VPA, MVO18VNA, and MVO24VNA represent a line of versatile and efficient heating solutions designed for various residential and commercial applications. These models are tailored to meet diverse user requirements while providing exceptional value through advanced technologies and features.

At the core of the Desa line is the commitment to energy efficiency. The MVO series incorporates high-efficiency motors and advanced heat exchange systems that ensure optimal performance while minimizing energy consumption. This not only leads to cost savings on utility bills but also reflects a commitment to sustainability, making these models an excellent choice for eco-conscious consumers.

In terms of heating capacity, the MVO18 models offer a robust output suitable for medium-sized spaces, while the MVO24 models are designed for larger areas, providing flexibility for different applications. The ability to adjust heating levels allows users to customize their environment according to their specific needs, enhancing comfort.

The MVO series is equipped with innovative technologies that ensure consistent performance. The integration of intelligent temperature controls provides precise management of heating levels, enabling users to maintain their desired comfort without unnecessary energy expenditure. Additionally, these models feature durable construction materials that ensure longevity and reliable operation over time.

User convenience is a significant consideration in the design of the MVO series. Remote control functionality allows users to effortlessly adjust settings from a distance, adding a layer of convenience for those with busy lifestyles. Furthermore, some models are equipped with programmable timers, enabling users to set specific heating schedules that align with their daily routines.

Safety is paramount in the design of the Desa MVO series. These models come with multiple safety features, including overheat protection and automatic shut-off mechanisms, ensuring peace of mind for users.

In summary, the Desa MVO18VPA, MVO24VPA, MVO18VNA, and MVO24VNA heating models stand out for their energy efficiency, advanced heating technologies, and user-friendly features. Their adaptability makes them suitable for a range of environments, catering to the diverse needs of homeowners and businesses alike. With a focus on safety and reliability, the Desa MVO series represents an excellent investment for those seeking effective heating solutions.