Manuale d’uso / di manutenzione del prodotto B50G del fabbricante Desa
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PORT ABLE FORCED AIR HEA TERS OWNER’S MANUAL IMPORTANT Read and understand this manual before assembling, starting, or servic- ing heater. Improper use of heater can cause serious injury.
2 102016 Safety Information ......................................................................... 2 Product Identification .................................................................... 4 Unpacking ..........................................
3 102016 SAFETY INFORMA TION Continued W ARNINGS (Continued) • Use only kerosene or No. 1 fuel oil to avoid risk of fire or explosion. Never use gasoline, naphtha, paint thinners, alcohol, or other highly flammable fuels.
4 102016 PRODUCT IDENTIFICA TION 35/50/70,000 BTU/HR DOMESTIC PFA/PV 042 Handle Fuel Cap Lower Shell Power Cord Side Cover Fuel Tank Hot Air Outlet Air Filter End Cover Fan Guard Upper Shell Flame-Out Control Reset Button Figure 1 - Models B50G and REM50B 1.
5 102016 W ARNING ! FUELS Do not use heavy fuels such as No. 2 fuel oil or No. 2 Diesel. Using heavy fuels will result in: • clogged fuel fi lter and nozzle • carbon build up on spark plug • the need of non-toxic anti-icer in fuel during very cold weather IMPORTANT: Use a KEROSENE ONLY storage container.
6 102016 OPERA TION W ARNING ! Review and understand the warnings in the Safety Information Section, pages 2 and 3. 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 information.
7 102016 ST ORING, TRANSPORTING, OR SHIPPING Note: If shipping, transport companies require 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. If heater does not have drain plug, drain fuel through fuel cap opening.
8 102016 Wrong pump pressure Dirty air output, air intake and lint fi lters Dirty fuel fi lter Dirt in nozzle Dirty or bad photocell lens Bad flame-out control Heater ignites, but flame-out control shuts off heater after a short period of time. W ARNING ! TROUBLE- SHOOTING Never service heater while it is plugged in, operating, or hot.
9 102016 SER VICE PROCEDURES W ARNING ! Upper Shell Removal 1. Remove screws along each side of heater using 5/16" nut-driver. These screws attach upper and lower shells together. 2. Lift upper shell off. 3. Remove fan guard. Never service heater while it is plugged in, operating, or hot.
10 102016 Relief Valve Pressure Gauge Plug Continued Pump Pressure Adjustment 1. Remove pressure gauge plug from fi lter end cover. 2. Install accessory pressure gauge (part number HA1180). 3. Start heater (see Operation, page 6). Allow motor to reach full speed.
11 102016 50 ROTOR PFA/P 056 Fuel Line Hose Nozzle Assembly Figure 13 - Removing Air and Fuel Line Hoses Combustion Chamber Air Line Hose Nozzle Assembly Figure 14 - Removing Nozzle Assembly Burner St.
12 102016 Blade Rotor .003"/.004" Gap Measured With Feeler Gauge Gap Adjusting Screw Sandpaper Gap Adjusting Screw Figure 18 - Sanding Rotor Figure 17 - Gap Adjusting Screw Locations (Pump Rotor, continued) 10. Install blades, pump plate, air fi lters, and fi lter end cover.
13 102016 Note: Use only original replacement parts. This will protect your warranty cover- age for parts replaced under warranty. Parts Under Warranty Contact authorized dealers of this product. If they can ’ t supply original replacement part(s), call DESA International ’ s Technical Service Dept.
14 102016 ILLUSTRA TED P ARTS BREAKDOWN PFA/P 003 MOTOR & PUMP 30 EAI/EBI 12-1 12-2 12-3 12-4 12-5 12-6 12-7 12-8 12-9 12-10 12-11 12-13 12-18 12-17 12-16 12-15 12-14 12-12 1 2 3 4 5 6 7 8 9 10 11.
15 102016 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. P ARTS LIST Models B50G and REM50B KEY PART NO.
W ARRANTY AND REP AIR SERVICE WARRANTY SERVICE Should your heater require service, return it to your nearest authorized service center. Proof of purchase must be presented with the heater. The heater will be inspected. A defect may be caused by faulty materials or workman- ship.
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 B50G 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 B50G - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Desa B50G imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Desa B50G ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Desa B50G, 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 B50G.
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 B50G. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Desa B50G 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.
