Desa 44 kW (150, 8 (30, 5 (70, 4 (90, 20, 26 Remove side cover screws using 5/16 nut-driver

Page 11

Fuel Filter

(26,4 kW [90,000 Btu/Hr] Model)

1.Remove side cover screws using 5/16" nut-driver.

2.Remove side cover.

3.Pull upper fuel line off fuel ﬁlter neck.

4.Carefully pry bushing, lower fuel line, and fuel ﬁlter out of fuel tank.

5.Wash fuel ﬁlter with clean fuel and replace in tank.

6.Attach upper fuel line to fuel ﬁlter neck.

7.Replace side cover.

Fuel Filter

(44 kW [150,000 Btu/Hr] Model)

1.Remove upper shell (see page 10).

2.Remove fan (see page 19).

3.Loosen ﬂare nut using 3/4" open-end wrench. Push fuel tube down, away from burner head. Fuel ﬁlter is located inside of fuel tube.

4.Lift out fuel ﬁlter.

5.Wash fuel ﬁlter with clean fuel and replace in fuel tube.

6.Connect fuel tube to burner head. Attach ﬂare nut until nut seats against fuel tube and ﬁtting. Tighten 1/4 turn more using 3/4" open-end wrench (100-130 inch- pounds/11.3-14.7 n-m).

7.Replace fan (see page 19).

8.Replace fan guard and upper shell.

Fuel Filter, Bushing,

and Lower Fuel Line

Upper

Fuel Line

Side Cover

Figure 13 - Fuel Filter Removal, 26,4 kW (90,000 Btu/Hr) Model

	Fuel Filter	Combustion
	Fuel Filter	Chamber
		Chamber

Burner

Head

Fuel Tube

Flare Nut

Figure 14 - Fuel Filter Removal, 44 kW (150,000 Btu/Hr) Model

11

099623

Image 11

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- ShootingFuel Filter Service ProceduresUpper Shell Removal 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 VentilacionProcedimiento Para apagar el calentadorPara volver a encender el calentador 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