R

CALENTADORES PORTATILES DE AIRE FORZADO

PROCEDIMIENTOS DE SERVICIO

Continuación

Rotor de la bomba

(Procedimiento si el rotor se atasca)

1.

Quite el casco superior (vea la página 8).

2.

Quite los tornillos de la cubierta del

 

extremo del filtro con una llave de

 

tuercas de 5/16".

3.

Quite la cubierta del extremo del filtro

 

y los filtros de aire.

4.

Quite los tornillos de la placa de la bom-

 

ba con una llave de tuercas de 5/16".

5.

Quite la placa de la bomba.

Paleta

Filtro de admisión

Placa de

de aire

la bomba

 

 

Cubierta del

 

extremo del filtro

 

Protector del

 

ventilador

Inserto

Rotor

Filtro de salida de aire

Figura 25 - Ubicación del rotor, modelos de 10,2/20,5 kW (35.000/70.000 Btu/hr)

6.

Quite el rotor, el inserto y las paletas.

7.

Revise si hay suciedad en la bomba. Si hay

 

suciedad, quítela con aire comprimido.

8.

Instale el inserto y el rotor.

9.

Verifique el espacio del rotor. Ajústelo

 

a 0,076/0,101 mm (0,003/0,004 in.) si

 

es necesario (vea la Figura 27).

Nota: Gire el rotor una vuelta completa para asegurarse que el espacio sea de 0,076/ 0,101 mm (0,003/0,004 in.) en la posición más apretada. Ajústelo si es necesario.

10. Instale las paletas, la placa de la bom-

ba, los filtros de aire y la cubierta del

extremo del filtro.

11. Vuelva a colocar el protector del venti-

lador y el casco superior.

Paleta

Inserto

Rotor

Filtro de salida de aire

Placa de la bomba

Filtro de

admisión de aire

Cubierta del extremo del filtro

Protector del ventilador

12. Ajuste la presión de la bomba (vea la

página 10).

Nota: Si el rotor aún se atasca, continúe de la siguiente manera.

13.Efectúe los pasos 1 al 6 arriba indicados.

14.Coloque un papel de lija fina (grano

600)en una superficie plana. Lije el rotor ligeramente siguiendo un movi- miento en forma de “ocho” cuatro ve- ces (vea la Figura 28).

15.Vuelva a instalar el inserto y el rotor.

16.Efectúe los pasos 10 al 12 arriba indi- cados.

Figura 26 - Ubicación del rotor, modelos de 29,3/44 kW (100.000/150.000 Btu/hr)

Tornillo de ajuste de espacio

Espacio de 0,076/ 0,101 mm (0,003/ 0,004 in.) medido con un calibrador

Papel de lija

Rotor

Paleta

Tornillo de ajuste de espacio

Figura 27 - Ubicaciones de tornillos de ajuste del espacio del rotor

Figura 28 - Lijado del rotor

12

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Page 36
Image 36
Master Lock B70CEA, B35CEA, B150CEA, B100CEA owner manual Rotor de la bomba, Procedimiento si el rotor se atasca

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