Desa MVO24VNA Placement of Loose Embers, Test Pressures Equal To or Less Than 1/2 Psig 3.5 kPa

Page 9

INSTALLATION

Continued

3.Pressurize supply piping system by either opening propane/LP supply tank valve for propane/LP gas or opening main gas valve located on or near gas meter for natural gas or using compressed air.

4.Check all joints of gas supply piping system. Apply noncorrosive leak detection fluid to all joints. Bubbles forming show a leak.

5.Correct all leaks at once.

6.Reconnect heater and equipment shutoff valve to gas supply. Check reconnected fit- tings for leaks.

Test Pressures Equal To or Less Than 1/2 PSIG (3.5 kPa)

1.Close equipment shutoff valve (see Figure 8).

2.Pressurize supply piping system by either opening propane/LP supply tank valve for propane/LP gas or opening main gas valve located on or near gas meter for natural gas or using compressed air.

3.Check all joints from gas meter to equipment shutoff valve for natural gas or propane/LP supply to equipment shutoff valve for propane/ LP (see Figure 9 or 10). Apply noncorrosive leak detection fluid to all joints. Bubbles form- ing show a leak.

4.Correct all leaks at once.

Equipment

Shutoff Valve

Gas Meter

Control Valve

Location

Figure 10 - Checking Gas Joints (Natural Gas Only)

Pressure Testing Appliance Gas Connections

1.Open equipment shutoff valve (see Figure 8.)

2.Open main gas valve located on or near gas meter for natural gas or open propane/LP supply tank valve.

3.Make sure control knob of appliance is in the OFF position.

4.Check all joints from equipment shutoff valve to gas control (see Figure 9 or 10). Apply noncorrosive leak detection fluid to all joints. Bubbles forming show a leak.

5.Correct all leaks at once.

6.Light appliance (see Operating Appliance, page 10) Check all other internal joints for leaks.

7.Turn off appliance.

Equipment

Open

Shutoff

 

Valve

 

Closed

PLACEMENT OF LOOSE EMBERS

CAUTION: Do not place any loose embers around pilot assembly.

Figure 8 - Equipment Shutoff Valve

Two bags of loose embers are provided with this

 

 

Propane/LP

 

unit. For this installation use the embers that are

Equipment

approximately 1" square in size. If needed, larger

Supply Tank

Shutoff Valve

embers can be broken to size. These embers aid

 

 

 

in concealing the burner pan, directing flames

 

 

through the ember bed, quiet operation of the

 

 

unit and gives a natural random flame pattern (see

 

 

Figure 11, page 10).

 

 

Place embers as follows:

 

 

1.

Place embers around the center ember bed or

 

Control Valve

 

ember pod.

 

2.

Place individual embers on their edge (not flat)

 

Location

 

 

along the top of the burner pan. This aids in

 

 

 

Figure 9 - Checking Gas Joints

 

directing flames from the burner through the

(Propane/LP Gas Only)

 

ember bed.

 

 

 

 

 

Note: Too many embers or embers placed flat

 

 

 

along burner pan can suppress the flames.

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 Local Codes High traffic areas Windy or drafty areasProvide adequate clearances around air openings Installation Product FeaturesRemove log set assembly from carton Product IdentificationFlue Opening Specifications Installation and ClearancesVenting Specifications for InstallationInstalling Appliance Connecting to GAS SupplyInstallation Items Needed Natural Checking GAS ConnectionsPropane/LP Test Pressures In Excess Of 1/2 PsigPlacement of Loose Embers Pressure Testing Appliance Gas ConnectionsTest Pressures Equal To or Less Than 1/2 Psig 3.5 kPa For Your Safety Read Before Lighting Operating ApplianceLighting Instructions 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 topGas leak. See Warning statement at top Technical Service Service HintsAccessories Replacement PartsMVO24VNA, MVO24VPA MVO18VNA, MVO18VPA Illustrated Parts BreakdownParts List Warranty Information Keep this WarrantyLimited Warranty Vented GAS LOG Appliances

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.
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