Desa DNV40NB, DNV25NB installation manual Burner Assembly 40,000 BTU/HR Model

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DYNAVENT®

DIRECT-VENT NATURAL GAS HEATER

ILLUSTRATED PARTS LIST

BURNER ASSEMBLY 40,000 BTU/HR MODEL

This list contains replaceable parts used in your furnace. When ordering parts, follow the instructions listed under Replacement Parts on page 19 of this manual.

57

4

6

8

 

 

6

29

10

3

12

1

11

13

KEY

PART

 

 

NO.

NUMBER

DESCRIPTION

QTY.

 

 

 

 

1

120717

Hex Nut, #10-24 **

4

2

010621

Left Burner Assembly

1

3

010623

Right Burner Assembly

1

4

070591

Manifold Gasket

1

5

171167

Manifold Assembly

1

6

180189

Main Burner Orifice

2

7

121388

Screw, #10 x 1/2" **

6

8

160968

Valve

1

9

170012

90° Street Elbow **

1

10

171170

Gas Inlet Pipe

1

11

121388

Screw, #10 x 1/2" **

1

12

062694

Gas Inlet Pipe Clamp

1

13

170082

90° Elbow **

1

 

 

 

 

** Standard hardware, available at your local hardware store.

26

201835

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Contents For Your Safety What to do if YOU Smell GAS OWNER’S Operation and Installation Manual DNV25NB DNV40NBFor Your Safety Safety Information DynaventLocal Codes Product FeaturesSpecifications UnpackingCheck GAS Type InstallationInstallation Items Locating FurnaceInstalling in Masonry Wall Installing ThermostatInstalling in Normal Frame Wall Creating Wall Opening and Mounting FurnaceLocating Thermostat on Wall Routing Thermostat CableMounting the Thermostat to Wall Connecting to GAS SupplyConnecting Furnace to Gas Supply at Front of Furnace Connecting Furnace to Gas Supply at Rear of Furnace Removing Screws on Lower Flange 40,000 BTU/Hr Model ShownProviding Gas Piping to Furnace ExamplePressure Testing Gas Supply Piping System Checking GAS ConnectionsPressure Testing Furnace Gas Connections Performance CheckOperating Instructions For Your Safety Read Before LightingOperating Furnace To Turn OFF GAS To Furnace Inspecting Burner FlameNormal Operating Sequence Thermostat Control OperationCleaning and Maintenance Troubleshooting Observed Problem Possible Cause RemedyIgnition Failures Observed Problem Possible Cause Wire and wire connections at probe Parts not Under Warranty Wiring Diagrams ReplacementParts Under Warranty PartsWhen Gas Pressure Is Too Low Service HintsTechnical Service When Gas Quality Is BadIllustrated Parts List Cabinet Assembly 25,000 BTU/HR ModelCabinet Assembly 40,000 BTU/HR Model Combustion Chamber Assembly 25,000 BTU/HR Model Combustion Chamber Assembly 40,000 BTU/HR Model Burner Assembly 25,000 BTU/HR Model Burner Assembly 40,000 BTU/HR Model Blower Assembly 25,000 BTU/HR Model Blower Assembly 40,000 BTU/HR Model 201835 Limited Warranty Dynavent GAS Wall Furnace International

DNV25NB, DNV40NB specifications

Desa DNV25NB and DNV40NB are contemporary heating solutions designed to meet the demands of modern residential and commercial spaces. Both models integrate advanced technologies, ensuring efficient performance while promoting sustainability and energy conservation.

The DNV25NB is a compact and versatile unit, making it ideal for small to medium-sized environments. It boasts a nominal heating capacity of 25 kW, providing a reliable source of warmth during colder months. One of its main features is the innovative heat pump technology that extracts energy from the environment, thereby lowering electricity consumption compared to traditional heating systems. The unit is also equipped with advanced inverter technology, which allows it to adjust its output according to the heat demand. This results in reduced energy usage and lower utility bills, making it an economical choice for homeowners or businesses aiming to minimize operational costs.

On the other hand, the DNV40NB is designed for larger spaces, offering a robust heating capacity of 40 kW. This model features a dual-stage compressor that enhances its heating efficiency. This technology ensures quick heating response, allowing it to maintain a consistent indoor temperature even in extreme weather conditions. Furthermore, the DNV40NB incorporates smart control systems that enable users to manage settings through a mobile app, providing convenience and remote monitoring capabilities.

Both models are characterized by their eco-friendly refrigerants, which contribute to reduced greenhouse gas emissions. The units are also designed with user-friendly interfaces featuring digital displays, making operation intuitive. Additional safety features, including over-temperature protection and anti-freeze modes, ensure safe usage while prolonging the lifespan of the units.

In terms of installation, both DNV25NB and DNV40NB are designed for easy integration into existing systems. Their compact design enables flexibility in placement without compromising aesthetics. With their reliable performance, energy efficiency, and user-centric technologies, the Desa DNV25NB and DNV40NB offer compelling solutions for those seeking sustainable heating alternatives. Overall, they represent a forward-thinking approach to climate control, combining performance with environmental responsibility.
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