Desa NTH70 user manual

User manual for the device Desa NTH70

Device: Desa NTH70
Category: Fan
Manufacturer: Desa
Size: 0.76 MB
Added : 11/21/2014
Number of pages: 26
Print the manual

Download

How to use this site?

Our goal is to provide you with a quick access to the content of the user manual for Desa NTH70. Using the online preview, you can quickly view the contents and go to the page where you will find the solution to your problem with Desa NTH70.

For your convenience

If looking through the Desa NTH70 user manual directly on this website is not convenient for you, there are two possible solutions:

  • Full Screen Viewing - to easily view the user manual (without downloading it to your computer), you can use full-screen viewing mode. To start viewing the user manual Desa NTH70 on full screen, use the button Fullscreen.
  • Downloading to your computer - You can also download the user manual Desa NTH70 to your computer and keep it in your files. However, if you do not want to take up too much of your disk space, you can always download it in the future from ManualsBase.
Desa NTH70 User manual - Online PDF
Advertisement
« Page 1 of 26 »
Advertisement
Print version

Many people prefer to read the documents not on the screen, but in the printed version. The option to print the manual has also been provided, and you can use it by clicking the link above - Print the manual. You do not have to print the entire manual Desa NTH70 but the selected pages only. paper.

Summaries

Below you will find previews of the content of the user manuals presented on the following pages to Desa NTH70. If you want to quickly view the content of pages found on the following pages of the manual, you can use them.

Abstracts of contents
Summary of the content on the page No. 1

PORTABLE
FORCED
AIR HEATERS
OWNER’S MANUAL
Heater Sizes: 35,000 50,000 70,000
100,000 150,000 Btu/Hr
Models: NTH35, NTH50, NTH70, NTH100, and NTH150
IMPORTANT: Read and understand this manual before assembling, start-
ing or servicing heater. Improper use of heater can cause serious injury.
Keep this manual for future reference.

Summary of the content on the page No. 2

PORTABLE FORCED AIR HEATERS e) At no time shall more than one day's • When moving or storing heater, keep SAFETY supply of heater fuel be stored inside heater in a level position or fuel spillage INFORMATION a building in the vicinity of the heater. may occur. Bulk fuel storage shall be outside the • Keep children and animals away from WARNINGS structure. heater. f) All fuel storage shall be located a • Unplug heater when not in use. IMPORTANT: Read this Owner’s minimum of 762cm (25 feet) from •

Summary of the content on the page No. 3

OWNER’S MANUAL PRODUCT UNPACKING 1. Remove all packing items applied to IDENTIFICATION heater for shipment. 2. Remove all items from carton. 3. Check items for any shipping damage. Hot Air Outlet Handle If heater is damaged, promptly inform Upper Shell dealer where you bought heater. Fan Guard FUELS Lower Shell Air Filter WARNING: Use only kerosene End Cover or No. 1 fuel oil to avoid risk of fire Fuel Tank or explosion. Never use gasoline, Fuel Cap naphtha, paint thinners, alcohol or other highl

Summary of the content on the page No. 4

PORTABLE FORCED AIR HEATERS 2. Place cap nuts on axle ends. Gently tap ASSEMBLY VENTILATION with hammer to secure. (FOR 100,000 AND 150,000 3. Place heater on wheel support frame. WARNING: Follow the mini- Make sure air inlet end (rear) of heater BTU/HR MODELS ONLY) mum fresh, outside air ventilation is over wheels. Line up holes on fuel requirements. If proper fresh, out- These models are furnished with wheels and tank flange with holes on wheel sup- side air ventilation is not provided, handle

Summary of the content on the page No. 5

OWNER’S MANUAL EXTENSION CORD WIRE THEORY OF OPERATION SIZE REQUIREMENTS OPERATION WARNING: Review and un- Up to 30.5 meters (100 feet) long, use 1.0 derstand the warnings in the 2 The Fuel System: The air pump forces mm (16 AWG) conductor Safety Information Section. They air through the air line. The air is then 30.6 to 61 meters (101 to 200 feet) long, use are needed to safely operate this pushed through the burner head nozzle. This 2 1.5 mm (14 AWG) conductor heater. Follow all local code

Summary of the content on the page No. 6

PORTABLE FORCED AIR HEATERS STORING, PREVENTATIVE WARNING: Never service heater while it is plugged in, operating, or hot. TRANSPORTING, MAINTENANCE Severe burns and electrical shock can OR SHIPPING SCHEDULE occur. Note: If shipping, transport companies re- quire fuel tanks to be empty. Item How Often How To 1. Drain fuel tank. Fuel tank Flush every 150-200 hours of See Storing, Transporting, or Ship- Note: Some models have drain plug on operation or as needed. ping. underside of fuel tank. If

Summary of the content on the page No. 7

OWNER’S MANUAL TROUBLESHOOTING WARNING: Never service heater while it is plugged in, operating, or hot. Severe burns and electrical shock can occur. OBSERVED FAULT POSSIBLE CAUSE REMEDY Heater ignites, but flame-out control shuts 1. Wrong pump pressure 1. See Pump Pressure Adjustment, page 10. off heater after a short period of time. 2. Dirty air output, air intake, and lint filters 2. See Air Output, Air Intake and Lint Filters, page 10. 3. Dirty fuel filter 3. See Fuel Filter, page 8. 4. Dirt i

Summary of the content on the page No. 8

PORTABLE FORCED AIR HEATERS Upper Shell Upper SERVICE Shell Fan PROCEDURES Guard WARNING: Never service heater while it is plugged in, op- erating, or hot. Severe burns and electrical shock can occur. Fan Upper Shell Removal Guard 1. Remove screws and lock washers along each side of heater using 5/16" nut- driver. These screws attach upper and lower shells together. Figure 7 - Upper Shell Removal, 35/50/ Figure 8 - Upper Shell Removal, 100/ 2. Lift upper shell off. 70,000 Btu/Hr Models 150,000

Summary of the content on the page No. 9

OWNER’S MANUAL Spark Plug Spark Plug SERVICE Mounting Nut Combustion (50/70/100/150,000 Btu/Hr Models) Chamber PROCEDURES Burner Strap 1. Remove upper shell (see page 8). Continued 2. Remove fan (see page 13). Spark Plug Spark Plug 3. Remove spark plug wire from spark plug. Spark (35,000 Btu/Hr Model) 4. Remove spark plug from burner head Plug 1. Remove upper shell (see page 8). using 13/16" open-end wrench. Wire 2. Remove fan (see page 13). 5. Clean and regap spark plug electrodes as follows: 3

Summary of the content on the page No. 10

PORTABLE FORCED AIR HEATERS Air Intake Filter SERVICE PROCEDURES Filter End Fan Guard Continued Cover Air Output, Air Intake, and Lint Filters 1. Remove upper shell (see page 8). 2. Remove filter end cover screws using Lint Filter 5/16" nut-driver. Air Output 3. Remove filter end cover. Filter 4. Replace air output and lint filters. 5. Wash or replace air intake filter (see Preventative Maintenance Schedule, page 6). Figure 16 - Air Output, Air Intake, and Lint Filters, 35/50/70,000 Btu/Hr Models 6.

Summary of the content on the page No. 11

OWNER’S MANUAL 10. Inspect nozzle seal for damage. SERVICE Burner 11. Replace nozzle into burner head and Strap PROCEDURES tighten firmly (9.1-12.4 n-m/80-110 Continued inch-pounds). 12. Attach burner head to combustion Nozzle chamber. (35,000 Btu/Hr Model) Nozzle 13. Install spark plug in burner head. Assembly 1. Remove upper shell (see page 8). 14. Attach spark plug wire to spark plug. 2. Remove fan (see page 13). 15. Attach fuel and airline hoses to burner 3. Remove fuel and air line hoses fro

Summary of the content on the page No. 12

PORTABLE FORCED AIR HEATERS Blade Air SERVICE Pump Intake Plate PROCEDURES Filter Continued Filter End Cover Pump Rotor (Procedure if Rotor is Binding) Fan Guard 1. Remove upper shell (see page 8). 2. Remove filter end cover screws using Insert 5/16" nut-driver. Rotor 3. Remove filter end cover and air filters. Air Output 4. Remove pump plate screws using 5/16" Filter nut-driver. 5. Remove pump plate. Figure 25 - Rotor Location, 35/50/70,000 Btu/Hr Models 6. Remove rotor, insert, and blades. 7. Che

Summary of the content on the page No. 13

OWNER’S MANUAL SERVICE SPECIFICATIONS Output Rating (Btu/Hr) 35,000 50,000 70,000 100,000 150,000 PROCEDURES Continued Fuel Use Only Kerosene or No. 1 Fuel Oil Fuel Tank Capacity Fan (U.S. Gal./Liters) 3.0/11.4 5.0/18.9 5.0/18.9 9.0/34 13.5/51.1 IMPORTANT: Remove fan from motor Fuel Consumption shaft before removing motor from heater. (Gal. Per Hr./ The weight of the motor resting on the fan Liters Per Hr.) .26/1.0 .37/1.40 .49/1.85 .70/2.7 1.1/4.1 could damage the fan pitch. Electric Requiremen

Summary of the content on the page No. 14

PORTABLE FORCED AIR HEATERS 3 ILLUSTRATED 1 PARTS BREAKDOWN 2 NTH35 4 35,000 BTU/HR MODEL 11-5 11-1 5 11-2 6 11 8 7 9 11-4 15 11-3 13 22 18 13 16 23 17 19 20 24 22 21 21 33 34 39 27 31 41 43 25 29 26 42 30 37 28 12 35 32 36 18-1 18-2 18-18 18-4 18-5 22 18-6 14 10 38 18-7 18-3 40 18-8 18-17 45 46 18-16 44 18-9 18-15 18-10 18-11 18-14 Motor and Pump Assembly 18-12 18-13 104976 14

Summary of the content on the page No. 15

OWNER’S MANUAL This list contains replaceable parts used in your heater. When ordering parts, be sure to PARTS LIST provide the correct model and serial numbers (from the model plate), then the part number NTH35 and description of the desired part. 35,000 BTU/HR MODEL KEY PART PART KEY PART PART NO. NUMBER DESCRIPTION QTY. NO. NUMBER DESCRIPTION QTY. 19 M51105-01 Fan Guard 1 1 M51104-01 Handle 1 2 098511-231 Upper Shell 1 20 NTC-4C Hex locknut 2 3 102432-01 Screw/Lockwasher, 1/2" 6 21 M50104-02

Summary of the content on the page No. 16

PORTABLE FORCED AIR HEATERS 3 ILLUSTRATED 1 PARTS BREAKDOWN 2 NTH50 4 50,000 BTU/HR MODEL 5 10 7 6 14 8 12 11 12 18 15 19 Burner Head Assembly 23 17 24 10-1 20 21 10-2 10-4 10-5 21 11 35 10-3 36 41 43 29 10-7 45 27 31 28 32 44 33 10-6 38 30 39 22 18-19 18-1 37 18-2 34 18-18 18-4 40 18-5 18-6 11 13 9 18-7 18-3 18-8 18-17 42 25 26 18-16 18-9 16 18-15 18-10 18-11 18-14 18-12 Motor and Pump Assembly 18-13 104976 16

Summary of the content on the page No. 17

OWNER’S MANUAL This list contains replaceable parts used in your heater. When ordering parts, be sure to PARTS LIST provide the correct model and serial numbers (from the model plate), then the part number NTH50 and description of the desired part. 50,000 BTU/HR MODEL KEY PART PART KEY PART PART NO. NUMBER DESCRIPTION QTY. NO. NUMBER DESCRIPTION QTY. 18-16 M50016 Elbow, 90˚ (Barb Fitting) 1 1 M51104-01 Handle 1 18-17 M8643 Blade 4 2 098511-231 Upper Shell 1 18-18 FHPF3-5C Screw, #10-32 x 5/8" 2

Summary of the content on the page No. 18

PORTABLE FORCED AIR HEATERS 3 ILLUSTRATED 1 PARTS BREAKDOWN 2 4 NTH70 70,000 BTU/HR MODEL 5 10 7 6 14 8 12 11 12 18 15 Burner Head Assembly 19 23 17 24 10-1 20 21 10-2 10-4 10-5 21 11 35 10-3 36 41 43 29 10-7 45 27 31 28 32 44 33 10-6 38 30 39 22 18-19 37 18-1 34 18-2 18-18 40 18-4 18-5 11 13 18-6 9 18-7 18-3 42 25 26 18-8 18-17 16 18-16 18-9 18-15 18-10 18-11 18-14 18-12 Motor and Pump Assembly 18-13 104976 18

Summary of the content on the page No. 19

OWNER’S MANUAL This list contains replaceable parts used in your heater. When ordering parts, be sure to PARTS LIST provide the correct model and serial numbers (from the model plate), then the part number NTH70 and description of the desired part. 70,000 BTU/HR MODEL KEY PART PART KEY PART PART NO. NUMBER DESCRIPTION QTY. NO. NUMBER DESCRIPTION QTY. 18-16 M50016 Elbow, 90˚ (Barb Fitting) 1 1 M51104-01 Handle 1 18-17 M8643 Blade 4 2 098511-231 Upper Shell 1 18-18 FHPF3-5C Screw, #10-32 x 5/8" 2

Summary of the content on the page No. 20

PORTABLE FORCED AIR HEATERS 2 ILLUSTRATED PARTS BREAKDOWN 1 NTH100 3 100,000 BTU/HR MODEL 4 5 8 12 13 14 7 8-1 9 15 8-2 10 17 11 8-4 8-5 30 31 8-3 20 21 25 26 28 8-7 27 23 9 22 24 33 36 18 34 8-6 19 44 35 Burner Head Assembly 32 37 13-19 38 29 39 16 13-1 43 13-3 13-2 42 40 13-4 9 41 13-5 13-6 6 13-7 46 47 13-18 45 13-8 13-17 13-16 13-9 13-10 13-15 13-14 13-11 13-13 13-12 Motor and Pump Assembly 104976 20


Alternative user manuals
# User manual Category Download
1 Desa 000 55 User manual Fan 0
2 Desa 000) 20 User manual Fan 0
3 Desa 000) User manual Fan 0
4 Desa 000 BTU/Hr ARL User manual Fan 0
5 Desa 110 User manual Fan 0
6 Desa 000 70 User manual Fan 0
7 Desa 000 Btu/Hr) User manual Fan 0
8 Desa 000) 26 User manual Fan 0
9 Desa 000 50 User manual Fan 0
10 Desa 35 User manual Fan 0
11 Desa 150 User manual Fan 0
12 Desa 4 (90 User manual Fan 0
13 Desa 44 kW (150 User manual Fan 2
14 Desa 5 (70 User manual Fan 0
15 Desa 8 User manual Fan 1
16 A.O. Smith 160M User manual Fan 5
17 A.O. Smith 200M User manual Fan 2
18 A.O. Smith HW-120M User manual Fan 0
19 Acnodes EPSON PERFECTION 1200S User manual Fan 1
20 Aero Mist 67014 User manual Fan 0