Manuale d’uso / di manutenzione del prodotto NTH35 del fabbricante Desa
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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.
2 104976 POR T ABLE FORCED AIR HEA TERS SAFETY INFORMA TION WARNINGS IMPORTANT: Read this Owner’s Manual carefully and completely before trying to assemble, oper- ate, or service this heater. Im- proper use of this heater can cause serious injury or death from burns, fire, explosion, electrical shock, and carbon monoxide poisoning.
3 104976 OWNER’S MANUAL Side Cover Lower Shell Fuel Cap Hot Air Outlet Upper Shell Flame-Out Control Reset Button Power Cord Fuel Tank Fan Guard Lower Shell Side Cover Fuel Tank Upper Shell Hot Air .
4 104976 POR T ABLE FORCED AIR HEA TERS Screw Wheel Support Frame Wheel Cap Nut Nut Extended Hub Front Handle Axle Rear Handle Air Inlet Fuel Tank Flange Hot Air Outlet ASSEMBL Y (FOR 100,000 AND 150,000 BTU/HR MODELS ONLY) These models are furnished with wheels and handles.
5 104976 OWNER’S MANUAL OPERA TION WARNING: Review and un- derstand the warnings in the Safety Information Section. They are needed to safely operate this heater. Follow all local codes when using this heater. TO START HEATER 1. Follow all ventilation and safety infor- mation.
6 104976 POR T ABLE FORCED AIR HEA TERS STORING, TRANSPOR TING, OR SHIPPING Note: If shipping, transport companies re- quire fuel tanks to be empty. 1. Drain fuel tank. Note: Some models have drain plug on underside of fuel tank. If so, remove drain plug to drain all fuel.
7 104976 OWNER’S MANUAL TROUBLESHOOTING WARNING: Never service heater while it is plugged in, operating, or hot. Severe burns and electrical shock can occur. REMEDY 1. See Pump Pressur e Adjustment , page 10. 2. See Air Output, Air Intake and Lint Filters , page 10.
8 104976 POR T ABLE FORCED AIR HEA TERS Figure 9 - Fuel Filter Removal, 35/50/70,000 Btu/Hr Models Upper Shell Removal 1. Remove screws and lock washers along each side of heater using 5/16" nut- driver . These screws attach upper and lower shells together .
9 104976 OWNER’S MANUAL Spark Plug (35,000 Btu/Hr Model) 1. Remove upper shell (see page 8). 2. Remove fan (see page 13). 3. Remove fuel and air line hoses from nozzle assembly . 4. Remove spark plug wire from spark plug. 5. Remove two screws using 5/16" nut- driver and remove burner strap.
10 104976 POR T ABLE FORCED AIR HEA TERS Air Output, Air Intake, and Lint Filters 1. Remove upper shell (see page 8). 2. Remove filter end cover screws using 5/16" nut-driver . 3. Remove filter end cover . 4. Replace air output and lint filters.
11 104976 OWNER’S MANUAL Nozzle (35,000 Btu/Hr Model) 1. Remove upper shell (see page 8). 2. Remove fan (see page 13). 3. Remove fuel and air line hoses from nozzle assembly . 4. T urn nozzle assembly 1/4 turn to left and pull toward motor to remove.
12 104976 POR T ABLE FORCED AIR HEA TERS Pump Rotor (Procedure if Rotor is Binding) 1. Remove upper shell (see page 8). 2. Remove filter end cover screws using 5/16" nut-driver . 3. Remove filter end cover and air filters. 4. Remove pump plate screws using 5/16" nut-driver .
13 104976 OWNER’S MANUAL Fan IMPORTANT: Remove fan from motor shaft before removing motor from heater. The weight of the motor resting on the fan could damage the fan pitch. 1. Remove upper shell (see page 8). 2. Use 1/8" allen wrench to loosen set- screw which holds fan to motor shaft.
14 104976 POR T ABLE FORCED AIR HEA TERS 1 2 3 4 5 6 7 8 9 11 22 13 13 15 16 17 18 19 20 21 22 39 43 23 24 26 27 28 29 30 31 32 35 36 37 38 22 14 10 11-1 11-2 11-3 11-4 11-5 33 34 40 41 42 21 46 45 44.
15 104976 OWNER’S MANUAL KEY PART PART NO. NUMBER DESCRIPTION QTY. 1 M51104-01 Handle 1 2 098511-231 Upper Shell 1 3 102432-01 Screw/Lockwasher, 1/2" 6 4 098512-43 Combustion Chamber 1 5 M51108.
16 104976 POR T ABLE FORCED AIR HEA TERS ILLUSTRA TED PA R T S BREAKDOWN NTH50 50,000 BTU/HR MODEL 10-6 10-3 10-2 10-4 10-5 10-7 Burner Head Assembly 10-1 18-1 18-2 18-18 18-4 18-5 18-6 18-7 18-8 18-9.
17 104976 OWNER’S MANUAL P ARTS LIST NTH50 50,000 BTU/HR MODEL 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 desired part.
18 104976 POR T ABLE FORCED AIR HEA TERS 1 2 4 3 5 6 7 8 10 11 12 12 14 15 17 20 18 19 21 21 24 28 29 30 31 32 34 38 37 11 13 9 33 35 36 42 43 39 40 23 44 11 41 45 26 25 16 22 27 ILLUSTRA TED PA R T S.
19 104976 OWNER’S MANUAL KEY PART PART NO. NUMBER DESCRIPTION QTY. 1 M51104-01 Handle 1 2 098511-231 Upper Shell 1 3 102432-01 Screw/Lockwasher, 1/2" 6 4 098512-44 Combustion Chamber 1 5 M11084.
20 104976 POR T ABLE FORCED AIR HEA TERS 8-1 8-2 8-4 8-3 8-5 8-7 8-6 1 2 3 4 5 7 8 9 10 11 12 13 14 15 17 20 25 26 9 30 31 33 34 35 36 37 38 39 40 41 6 42 9 21 22 23 24 43 44 27 28 16 19 18 47 46 45 2.
21 104976 OWNER’S MANUAL KEY PART PART NO. NUMBER DESCRIPTION QTY. 1 098511-233 Upper Shell 1 2 102432-01 Screw/Lockwasher, 1/2" 8 3 098512-31 Combustion Chamber 1 4 M16660 Photocell Bracket 1 .
22 104976 POR T ABLE FORCED AIR HEA TERS 8-1 8-2 8-4 8-3 8-5 8-7 8-6 1 2 3 4 5 7 8 9 10 11 12 13 14 15 17 20 25 26 9 30 31 33 34 35 36 37 38 39 40 41 6 42 9 21 22 23 24 45 44 27 28 16 19 18 43 48 47 4.
23 104976 OWNER’S MANUAL **Not available as an assembly, order parts separately. KEY PART PART NO. NUMBER DESCRIPTION QTY. KEY PART PART NO. NUMBER DESCRIPTION QTY.
24 104976 POR T ABLE FORCED AIR HEA TERS ACCESSORIES Purchase accessories from your local dealer. HEAVY DUTY WHEELS AND HANDLE KIT - HA1202 For heavy duty applications. Makes your heater even more portable and convenient. For 35/50/70,000 Btu/Hr models.
25 104976 OWNER’S MANUAL EC CONFORMITY DECLARA TION NU-TOOL Group Carcroft Industrial Estate, Adwick-Le-Street Doncoster KN6 7DU, England Manufacturer: DESA International, Inc.
W ARRANTY INFORMA TION WARRANTIES INCLUDING THOSE OF MERCHANTABIL- ITY AND FITNESS FOR A PARTICULAR PURPOSE ARE LIMITED TO THE DURATION OF THIS EXPRESS WAR- RANTY. Any transportation charges, costs of installation, duty, taxes or any other charges whatsoever must be borne by the user.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Desa NTH35 è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Desa NTH35 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Desa NTH35 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Desa NTH35 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Desa NTH35, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Desa NTH35.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Desa NTH35. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Desa NTH35 insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
