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

Page 28

DYNAVENT®

DIRECT-VENT NATURAL GAS HEATER

ILLUSTRATED

PARTS LIST

BLOWER ASSEMBLY 40,000 BTU/HR MODEL

10

6 21

7

8

2

5

4

11

3

2

1

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.

 

 

2

 

20

 

26

23

 

27

 

 

 

 

 

25

 

28

 

24

 

22

 

 

 

 

 

14

24

5

 

9

 

 

 

 

 

17

16

13 15

19 18

12

KEY

PART

 

 

KEY

PART

 

 

NO.

NUMBER

DESCRIPTION

QTY.

NO.

NUMBER

DESCRIPTION

QTY.

 

 

 

 

 

 

 

 

1

070570

Combustion Air Cover

 

15

121227

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

2

 

 

Gasket

1

16

070362

Universal Bushing

1

2

121252

Screw, #10 x 3/8" **

8

17

070406

Combustion Air Housing

 

3

350088

Room Air Wheel

 

 

 

Gasket

1

 

 

(CW Rotation)

1

18

120158

Screw, #8 x 3/8" **

10

4

390328

Room Air Blower Housing

 

19

061663

Wire Clamp

1

 

 

(left side)

1

20

231036

Capacitor

1

5

120717

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

5

21

062691

Capacitor Clamp

1

6

121661

Tinnerman Nut

2

22

231231

Capacitor Boot

1

7

230681

Microswitch Assembly

1

23

350087

Room Air Wheel

 

8

121247

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

2

 

 

(CCW Rotation)

1

9

070537

Intake Tube Gasket

1

24

231136

Motor with Bushings

1

10

120615

Screw, #8 x 1/2" **

1

25

062307

Motor Support Bracket

1

11

390205

Combustion Air Cover Assy.

1

26

070165

Motor Gasket

1

12

121388

Screw, #10 x 1/2" **

3

27

350085

Combustion Air Wheel

1

13

070420

Combustion Air Crossover

 

28

390201

Room Air Blower Housing

 

 

 

Gasket

1

 

 

(right side)

1

14

390318

Combustion Air and Motor

 

Δ

161093

Equipment Shutoff Valve

1

 

 

Cover Assembly

1

 

 

 

 

 

 

 

 

 

 

 

 

ΔPart available, not shown.

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

28

201835

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Contents For Your Safety OWNER’S Operation and Installation Manual DNV25NB DNV40NBFor Your Safety What to do if YOU Smell GAS Safety Information DynaventProduct Features SpecificationsLocal Codes UnpackingInstallation Installation ItemsCheck GAS Type Locating FurnaceInstalling Thermostat Installing in Normal Frame WallInstalling in Masonry Wall Creating Wall Opening and Mounting FurnaceLocating Thermostat on Wall Routing Thermostat CableConnecting Furnace to Gas Supply at Front of Furnace Connecting to GAS SupplyMounting the Thermostat to Wall 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 Furnace For Your Safety Read Before LightingOperating Instructions Inspecting Burner Flame Normal Operating SequenceTo Turn OFF GAS To Furnace Thermostat Control OperationCleaning and Maintenance Troubleshooting Observed Problem Possible Cause RemedyIgnition Failures Observed Problem Possible Cause Wire and wire connections at probe Wiring Diagrams Replacement Parts Under WarrantyParts not Under Warranty PartsService Hints Technical ServiceWhen Gas Pressure Is Too Low 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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