Desa 44 kW (150, 8 (30, 5 (70, 4 (90, 20, 26, 000 Btu/Hr) owner manual Specifications, Fan

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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 10).

2.Use 1/8" allen wrench to loosen setscrew which holds fan to motor shaft.

3.Slip fan off motor shaft.

4.Clean fan using a soft cloth moistened with kerosene or solvent.

5.Dry fan thoroughly.

6.Replace fan on motor shaft. Place fan hub ﬂush with end of motor shaft (see Figure 36).

7.Place setscrew on ﬂat of shaft. Tighten setscrew ﬁrmly (40-50 inch-pounds/ 4.5-5.6 n-m).

8.Replace fan guard and upper shell.

SPECIFICATIONS

Setscrew

Fan

Motor

Shaft

Figure 35 - Fan, Motor Shaft, and Setscrew Location

Fan

Flush

Motor

Shaft

Setscrew

Figure 36 - Fan Cross Section
Output Rating (kW)	8,8	20,5	26,4	44
(Btu/Hr)	30,000	70,000	90,000	150,000
Fuel	Use Only Kerosene or No. 1 Fuel Oil
Fuel Tank Capacity
(U.S. Gal./Liters)	3.0/11.35	5.0/18.92	9.0/34.06	13.5/51.09
Fuel Consumption
(Gal. Per Hr./Liters Per Hr.)	.23/.87	.49/1.85	.66/2.5	1.10/4.16
Electric Requirements	230 V/50 Hz (Same All Models)
Amperage (Normal Run)	.8	1.0	1.58	1.5
Hot Air Output (CFM/CMM)	140/3.96	225/6.36	425/12	600/17
RPM	1425	2850	2850	2850	19

099623

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Contents Portable Forced AIR Heaters Contents Carbon monoxide poisoning may lead to death Safety InformationProduct Identification Tools Needed Unpacking AssemblyOperation TheoryTo Start Heater Ventilation OperationTo Restart Heater Preventative Maintenance ScheduleOperation Storing To Stop HeaterHow Often How To TROUBLE- ShootingUpper Shell Removal Service ProceduresFuel Filter Remove side cover screws using 5/16 nut-driver Spark Plug Removal, 8,8 kW 30,000 Btu/Hr Model Spark PlugSpark Plug Gap, 20,5/26,4/44 kW 70/90/150,000 Btu/Hr Models Air Output, Air Intake, and Lint Filters Pump Pressure AdjustmentRemoving Air and Fuel Line Hoses, 8,8 kW 30,000 Btu/Hr Model NozzleRemove upper shell see Removing Burner Head, 44 kW 150,000 Btu/Hr Model Remove rotor, insert, Pump RotorFan SpecificationsWiring Diagram, 8,8 kW 30,000 Btu/Hr Model Wiring DiagramsNumber Description QTY Illustrated Parts Breakdown and Parts ListKW 30,000 Btu/Hr Parts BreakdownKEY Part Number Description QTY Parts List20,5 kW 70,000 Btu/Hr Burner Head AssemblyFHPF3-2C 26,4 kW 90,000 Btu/Hr 098511-66 Upper Shell Black M16841-59 44 kW 150,000 Btu/Hr Illustrated Parts BreakdownNPC-4C Accessories 099623 Certificate of General Equipment Limited 90 DAY Warranty Warranty and Repair ServiceCalentadores Portatiles DE Aire Forzado Seccion Pagina ContenidoAdvertencias Informacion DE SeguridadIdentificacion DEL Producto Desembalaje Armado Combustibles Teoria DEFuncionamiento VentilacionPara volver a encender el calentador Para apagar el calentadorProcedimiento Advertencia ¡Alto voltaje Intervalo ProcedimientoFiltro de combustible Remoció n del casco superiorFiltro de combustible, buje Línea de combustible Inferior Bujía Quite el casco superior vea la Ajuste de la presió n de la bomba Filtros de salida de aire, de admisió n de aire y de pelusaBoquilla Tible del quemador Afloje la tuerca abocinada Figura Rotor de la bombaVentilador EspecificacionesAmarillo Rojo Diagramas DE AlambradoClave NO. Pieza Descripcion Despiece Ilustrado Y Lista DE PiezasKW 30,000 Btu/hr Despiece IlustradoLista DE Piezas 20,5 kW 70,000 Btu/hr Lista DE Piezas 26,4 kW 90,000 Btu/hr 098511-66 Casco superior negro 44 kW 150,000 Btu/hr M50104-03 Buje corto M10809-1 Juego DE Ruedas Y ASA DE Servicio Severo HA1202 AccesoriosNota Servicio DE Garantia Garantia Y Reparaciones