Desa DNV25NB, DNV40NB installation manual Blower Assembly 25,000 BTU/HR Model

Page 27

OWNER’S MANUAL

ILLUSTRATED PARTS LIST

BLOWER ASSEMBLY 25,000 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.

23

 

 

 

 

21

 

25

 

 

 

 

 

24

 

 

 

 

14

 

 

 

 

17

 

22

 

23

 

 

19

16

17

18

20

 

 

 

 

3

4

5

15

 

 

6

 

17

 

2

 

 

 

 

 

 

 

 

 

 

7

 

12

 

 

 

 

 

 

 

13

 

 

 

 

 

 

8

 

 

 

 

 

 

 

11

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

9

 

 

 

 

 

 

 

 

10

 

 

 

 

 

KEY

PART

 

 

 

KEY

PART

 

 

NO.

NUMBER

DESCRIPTION

QTY.

NO.

NUMBER

DESCRIPTION

QTY.

1

350086

Room Air Wheel

1

16

070386

Combustion Air Housing

 

2

121252

Screw, #10 x 3/8" **

5

 

 

Gasket

1

3

121247

Screw, #2-56 x 5/8" **

2

17

231389

Motor with Bushings

1

4

230510

Microswitch Assembly

1

18

062307

Motor Support Bracket

1

5

070537

Intake Tube Gasket

1

19

120717

Hex Nut, #10-24 (keps) **

2

6

121661

Tinnerman Nut

2

20

121712

Tinnerman

1

7

390260

Blower Housing (room air)

1

21

350117

Combustion Air Wheel

1

8

121421

Hex Lock Nut, #10-24 **

3

22

390240

Combustion Air Housing

 

9

050751

Crossover Tube

1

 

 

(outside)

1

10

121388

Screw, #10 x 1/2" **

4

23

120615

Screw, #8 x 1/2" **

10

11

070385

Crossover Tube Gasket

2

24

231036

Capacitor

1

12

121227

Screw, #10-24 x 1/2" **

2

25

062633

Capacitor Clamp

1

13

070362

Universal Bushing

1

Δ

161093

Equipment Shutoff Valve

1

14

231231

Capacitor Boot

1

 

 

 

 

15

390296

Combustion Air and Motor

 

 

 

 

 

 

 

 

Cover Assy. Housing

1

 

 

 

 

ΔPart available, not shown.

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

201835

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Contents OWNER’S Operation and Installation Manual DNV25NB DNV40NB For Your SafetyFor Your Safety What to do if YOU Smell GAS Dynavent Safety InformationUnpacking Product FeaturesSpecifications Local CodesLocating Furnace InstallationInstallation Items Check GAS TypeCreating Wall Opening and Mounting Furnace Installing ThermostatInstalling in Normal Frame Wall Installing in Masonry WallRouting Thermostat Cable Locating Thermostat on WallConnecting to GAS Supply Connecting Furnace to Gas Supply at Front of FurnaceMounting the Thermostat to Wall Removing Screws on Lower Flange 40,000 BTU/Hr Model Shown Connecting Furnace to Gas Supply at Rear of FurnaceExample Providing Gas Piping to FurnaceChecking GAS Connections Pressure Testing Gas Supply Piping SystemPerformance Check Pressure Testing Furnace Gas ConnectionsFor Your Safety Read Before Lighting Operating FurnaceOperating Instructions Thermostat Control Operation Inspecting Burner FlameNormal Operating Sequence To Turn OFF GAS To FurnaceCleaning and Maintenance Observed Problem Possible Cause Remedy TroubleshootingIgnition Failures Observed Problem Possible Cause Wire and wire connections at probe Parts Wiring Diagrams ReplacementParts Under Warranty Parts not Under WarrantyWhen Gas Quality Is Bad Service HintsTechnical Service When Gas Pressure Is Too LowCabinet Assembly 25,000 BTU/HR Model Illustrated Parts ListCabinet 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 International Limited Warranty Dynavent GAS Wall Furnace

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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