Desa MVO24VNA, MVO18VPA, MVO24VPA Service Hints, Technical Service, Accessories, Replacement Parts

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SERVICE HINTS

When Gas Pressure is Too Low

pilot will not stay lit

burners will have delayed ignition

propane/LP gas supply may be low

You may feel your gas pressure is too low. If so, contact your local propane/LP or natural gas supplier.

TECHNICAL SERVICE

You may have further questions about installation, operation or troubleshooting. If so, contact DESAʼs Technical Service Department at 1-866-672-6040. When calling please have your model and serial numbers of your heater ready.

You can also visit DESAʼs technical services web site at www.desatech.com.

ACCESSORIES

Purchase these appliances from your local dealer. If they can not supply these accessories, call DESA at 1-866-672-6040 for referral information. You can also write to the address listed on the back page of this manual.

EQUIPMENT SHUTOFF VALVE GA5010

Equipment shutoff valve with 1/8" NPT tap. Fits 1/2" pipe.

REPLACEMENT PARTS

Note: Use only original replacement parts. This will protect your warranty coverage for parts replaced under warranty.

PARTS UNDER WARRANTY

Contact authorized dealers of this product. If they canʼt supply original replacement part(s), call DESAʼs Technical Service Department at 1-866-672-6040. When calling DESA, have ready

your name and address

model and serial numbers of your log set

how log set was malfunctioning

type of gas used (propane/LP or natural gas)

purchase date

Usually, we will ask you to return the part to the factory.

PARTS NOT UNDER WARRANTY

Contact authorized dealers of this product. If they canʼt supply original replacement part(s), call DESA at 1-866-672-6040 for referral information. When calling DESA, have ready

model number of your log set

the replacement part number

FIREPLACE HOOD

Black - GA6050

Brass - GA6052

Antique Brass - GA6053

Helps deflect heat away from mantel or wall above fireplace. Fits opening 28" to 48" wide.

DAMPER CLAMP - GA6080

(Not Shown)

Permanently opens chimney flue damper for vented operation.

LAVA ROCK - GA6060

(Not Shown)

Order when additional rock is desired (1.8 lb. bag)

RECEIVER AND HAND-HELD REMOTE CONTROL KIT - GHRCB

Allows the gas log heater to be turned on and off using a hand-held remote control.

CLEANING KIT - GCK

(Not Shown)

Your vented gas appliance requires regular cleaning and maintenance to prevent performance problems. This kit gives you the tools and instructions to make it easy to clean all critical areas of your appliance.

114924-01B

www.desatech.com

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Contents MVO24VNA, MVO24VPA MVO18VNA and MVO18VPA What to do if YOU Smell GASTable of Contents Safety Information Provide adequate clearances around air openings Local CodesHigh traffic areas Windy or drafty areas Installation Product FeaturesRemove log set assembly from carton Product IdentificationFlue Opening Specifications Installation and ClearancesVenting Specifications for InstallationInstallation Items Needed Installing ApplianceConnecting to GAS Supply Natural Checking GAS ConnectionsPropane/LP 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 When Using Remote Wiring DiagramTo Turn OFF GAS To Appliance Optional HAND-HELD Remote OperationInspecting Burners Cleaning MaintenancePilot Flame Pattern Check pilot flame pattern and burner flame pat- terns oftenObserved Problem Possible Cause Remedy TroubleshootingPilot is lit Burner orifices clogged Propane/LP gas company Contact local natural orReplace burner orifices Replace burner orificeOperation Processes and log curing Hours of operation Burners are lit Position when burners areTurn control knob to LO Cold Minute Air is gas line Operate burners until air isGas leak. See Warning statement at top Gas leak. See WarningStatement at top Technical Service Service HintsAccessories Replacement PartsMVO24VNA, MVO24VPA MVO18VNA, MVO18VPA Illustrated Parts BreakdownParts 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.