OWNER’S MANUAL

PARTS LIST

This list contains replaceable parts used in your heater. When ordering parts, be sure to provide the

correct model and serial numbers (from the model plate), then the part number and description of the

 

 

 

NTH100-2

desired part.

 

 

 

 

 

100,000 BTU/HR MODEL

 

 

 

 

 

 

 

 

 

 

 

 

 

 

KEY

PART

 

 

 

KEY

PART

 

 

NO.

NUMBER

 

DESCRIPTION

QTY.

NO.

NUMBER

DESCRIPTION

QTY.

 

 

 

 

 

 

 

 

 

1

098511-257

 

Upper Shell

1

15

NTC-4C

Hex Lock Nut, 1/4-20

2

2

102432-01

 

Screw/Lockwasher, 1/2"

8

16

M51114-01

Fan Guard

1

3

098512-65

 

Combustion Chamber

1

17

M27417

Drain Plug (Includes “o” Ring)

1

4

103971-01

 

Photocell Bracket

1

18

099213-01

Button Plug

1

5

M10908-2

 

Screw, #6-32 x 3/8"

2

19

M51345-01

Fuel Line

1

6

M16656-24

 

Photocell Assembly

1

20

107961-01

Fuel Filter

1

7

**

 

Burner Strap Assembly

1

21

M51151-01

Fuel Line Tube

1

7-1

HA3027

 

Nozzle Assembly

1

22

M10990-3

Rubber Bushing

1

7-2

102548-05

 

Ignitor Kit

1

23

M50814-03

Airline

1

7-3

M10908-75

 

Screw, #6-32 x 7/8"

1

24

098511-236

Lower Shell

1

7-4

102336-01

 

Nozzle Adapter Bracket

1

25

M50104-03

Bushing

1

7-5

104054-01

 

Nozzle Adapter

1

26

M50104-01

Bushing

1

7-6

103347-01

 

Belleville Washer

1

27

102431-01

Screw/Lockwasher, 1/2"

6

8

102431-01

 

Screw/Lockwasher, 1/2"

2

28

M11271-8

Clip Nut

8

9

102042-01

 

Fan

1

29

RF3-4B

Screw, #10-32 x 1/2"

1

10

**

 

Motor and Pump Assembly

1

30

108088-04

Fuel Tank

1

10-1

102001-24

 

Motor

1

31

097702-01

Fuel Cap (Includes Gasket)

1

10-2

079975-02

 

Pump Body

1

32

102349-01

P.C. Board Support

5

10-3

FHPF3-5C

 

Screw, #10-32 x 5/8"

2

33

M50400

Strain Relief Bushing

1

10-4

M22009

 

Rotor Insert

1

34

098872-04

Power Cord

1

10-5

M22456-1

 

Pump Rotor

1

35

M51077-15

Side Cover

1

10-6

M50545

 

Pump End Cover

1

36

102431-01

Screw/Lockwasher, 1/2"

4

10-7

M12179

 

Intake Filter

1

37

102861-01

Nylon Locknut

1

10-8

M16545

 

Filter End Cover

1

38

079010-39

Wire Assembly (Brown/White)

1

10-9

M8940

 

Steel Ball, 1/4" Diameter

1

39

105793-01

ON/OFF Switch

1

10-10

M10993-1

 

Relief Spring

1

40

079919-01

Switch Cover

1

10-11

M27694

 

Adjusting Screw

1

41

WLE-3

Lockwasher, #10

1

10-12

M22997

 

Plug

1

42

NPF-3B

Nut, #10-32

3

10-13

M12461-31

 

Screw, #10-32 x 1"

10

43

097468-01

Edge Liner

1

10-14

M12244-1

 

Output Filter

1

44

079010-40

Wire Assembly (White)

1

10-15

M11637

 

Lint Filter

1

 

 

 

 

 

 

PARTS AVAILABLE - NOT SHOWN

 

10-16

M50820-02

 

Barb Fitting

1

 

 

 

 

 

 

 

10-17

M8643

 

Blade

4

 

HA2210

Filler Neck Screen

1

11

M50631

 

Rubber Bumper

2

 

103814-01

Wire Tie

1

12

101206-01

 

Motor Mounting Bracket

1

 

104998-01

Tradename Decal

2

13

101695-01

 

Button Plug

1

 

106013-03

Decal Package

1

14

104068-04

 

Ignition Control Assembly

1

 

105880-01

Ignition Control Assembly Fuse

1

 

 

 

 

 

 

 

 

 

** Not available as an assembly; order parts separately

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21

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Image 21
Desa NTH35-2, NTH50-2, NTH150-2, NTH70-2 owner manual NTH100-2
Page 20 Page 22

NTH35-2, NTH70-2, NTH50-2, NTH100-2, NTH150-2 specifications

Desa NTH series includes advanced models like NTH150-2, NTH70-2, NTH50-2, NTH100-2, and NTH35-2. Each of these models is designed to cater to diverse needs in heating, ventilation, and air conditioning systems, ensuring optimal performance and energy efficiency.

The NTH150-2 is a powerful unit boasting an output capacity of 150,000 BTU. It features a dual-stage heating system, allowing for rapid temperature changes while maintaining energy efficiency. This model is equipped with advanced sensor technology that automatically adjusts the heating output based on room conditions, creating a comfortable indoor environment. Additionally, its robust build ensures durability and longevity.

Next in line is the NTH70-2, a medium-capacity heater suitable for residential settings. This model focuses on user-friendliness with an intuitive digital control panel, offering precise temperature settings and timer functions. The NTH70-2 is also designed with an eco-mode feature, significantly reducing energy consumption while still delivering consistent heating performance.

The NTH50-2 is designed for smaller spaces, providing an output of 50,000 BTU. This model emphasizes portability with a compact design and lightweight construction. It includes safety features like overheat protection and automatic shut-off, making it an excellent choice for individual rooms or smaller apartments. Its noise-reduction technology also ensures quiet operation, enhancing user comfort.

The NTH100-2 strikes a balance between capacity and efficiency, making it a versatile option for various applications. This model incorporates modern inverter technology, enabling it to adjust its power usage based on demand. This results in lower energy bills without compromising the heating experience. The NTH100-2 is also equipped with Wi-Fi connectivity, allowing users to control their heating system remotely via a smartphone app.

Finally, the NTH35-2 serves as an energy-efficient solution for extremely small spaces or as a supplemental heating source. It features low-energy heating technology, which ensures that operational costs remain minimal. This unit is praised for its easy installation and maintenance, making it an ideal choice for those looking for practicality without sacrificing performance.

Overall, the Desa NTH series exemplifies a commitment to innovative heating solutions, blending advanced technology, user-friendly designs, and energy efficiency to meet a wide range of indoor climate needs.
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